chore(home): mirror from kalinamall (6398d48) with papatramp URLs

2026-07-14 20:43:58 +10:00
commit 9116e0472d
59 changed files with 5335 additions and 0 deletions
@@ -0,0 +1,103 @@
+import java.util.Properties
+
+plugins {
+    id("com.android.application")
+    id("org.jetbrains.kotlin.android")
+    id("org.jetbrains.kotlin.plugin.compose")
+    id("org.jetbrains.kotlin.plugin.serialization")
+}
+
+val secretsFile = rootProject.file("secrets.properties")
+val releaseSecrets = Properties().apply {
+    if (secretsFile.exists()) {
+        secretsFile.inputStream().use { load(it) }
+    }
+}
+val releaseKeystoreConfigured = secretsFile.exists() &&
+    releaseSecrets.getProperty("SEACA_STORE_FILE") != null
+
+android {
+    namespace = "ru.kalinamall.seaca"
+    compileSdk = 35
+
+    defaultConfig {
+        applicationId = "ru.kalinamall.seaca"
+        minSdk = 26
+        targetSdk = 35
+        versionCode = 30
+        versionName = "0.5.16"
+    }
+
+    signingConfigs {
+        if (releaseKeystoreConfigured) {
+            create("release") {
+                storeFile = rootProject.file(releaseSecrets.getProperty("SEACA_STORE_FILE"))
+                storePassword = releaseSecrets.getProperty("SEACA_STORE_PASSWORD")
+                keyAlias = releaseSecrets.getProperty("SEACA_KEY_ALIAS")
+                keyPassword = releaseSecrets.getProperty("SEACA_KEY_PASSWORD")
+            }
+        }
+    }
+
+    buildTypes {
+        release {
+            if (releaseKeystoreConfigured) {
+                signingConfig = signingConfigs.getByName("release")
+            }
+            isMinifyEnabled = false
+            proguardFiles(
+                getDefaultProguardFile("proguard-android-optimize.txt"),
+                "proguard-rules.pro",
+            )
+        }
+    }
+    compileOptions {
+        sourceCompatibility = JavaVersion.VERSION_17
+        targetCompatibility = JavaVersion.VERSION_17
+    }
+    kotlinOptions {
+        jvmTarget = "17"
+    }
+    buildFeatures {
+        compose = true
+        buildConfig = true
+    }
+    packaging {
+        resources {
+            excludes += "/META-INF/{AL2.0,LGPL2.1}"
+        }
+    }
+}
+
+dependencies {
+    val composeBom = platform("androidx.compose:compose-bom:2024.10.01")
+    implementation(composeBom)
+    implementation("androidx.compose.ui:ui")
+    implementation("androidx.compose.ui:ui-tooling-preview")
+    implementation("androidx.compose.material3:material3")
+    implementation("androidx.compose.material:material-icons-extended")
+    implementation("androidx.activity:activity-compose:1.9.3")
+    implementation("androidx.navigation:navigation-compose:2.8.3")
+    implementation("androidx.lifecycle:lifecycle-runtime-compose:2.8.7")
+    implementation("androidx.lifecycle:lifecycle-process:2.8.7")
+    implementation("androidx.lifecycle:lifecycle-viewmodel-compose:2.8.7")
+    implementation("androidx.datastore:datastore-preferences:1.1.1")
+    implementation("androidx.security:security-crypto:1.1.0-alpha06")
+    implementation("androidx.biometric:biometric:1.1.0")
+
+    implementation("com.squareup.retrofit2:retrofit:2.11.0")
+    implementation("com.jakewharton.retrofit:retrofit2-kotlinx-serialization-converter:1.0.0")
+    implementation("com.squareup.okhttp3:okhttp:4.12.0")
+    implementation("com.squareup.okhttp3:logging-interceptor:4.12.0")
+    implementation("org.jetbrains.kotlinx:kotlinx-serialization-json:1.7.3")
+    implementation("org.jetbrains.kotlinx:kotlinx-coroutines-play-services:1.9.0")
+
+    implementation(platform("com.google.firebase:firebase-bom:33.5.1"))
+    implementation("com.google.firebase:firebase-messaging-ktx")
+
+    debugImplementation("androidx.compose.ui:ui-tooling")
+}
+
+if (file("google-services.json").exists()) {
+    apply(plugin = "com.google.gms.google-services")
+}
@@ -0,0 +1,29 @@
+{
+  "project_info": {
+    "project_number": "000000000000",
+    "project_id": "REPLACE_ME",
+    "storage_bucket": "REPLACE_ME.appspot.com"
+  },
+  "client": [
+    {
+      "client_info": {
+        "mobilesdk_app_id": "1:000000000000:android:0000000000000000000000",
+        "android_client_info": {
+          "package_name": "ru.kalinamall.seaca"
+        }
+      },
+      "oauth_client": [],
+      "api_key": [
+        {
+          "current_key": "REPLACE_ME"
+        }
+      ],
+      "services": {
+        "appinvite_service": {
+          "other_platform_oauth_client": []
+        }
+      }
+    }
+  ],
+  "configuration_version": "1"
+}
@@ -0,0 +1 @@
+# Seaca — defaults sufficient for debug/release without minify
@@ -0,0 +1,52 @@
+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android">
+
+    <uses-permission android:name="android.permission.INTERNET" />
+    <uses-permission android:name="android.permission.POST_NOTIFICATIONS" />
+    <uses-permission android:name="android.permission.USE_BIOMETRIC" />
+
+    <application
+        android:name=".SeacaApplication"
+        android:allowBackup="false"
+        android:icon="@mipmap/ic_launcher"
+        android:label="@string/app_name"
+        android:networkSecurityConfig="@xml/network_security_config"
+        android:roundIcon="@mipmap/ic_launcher_round"
+        android:supportsRtl="true"
+        android:theme="@style/Theme.Seaca">
+        <activity
+            android:name=".MainActivity"
+            android:exported="true"
+            android:theme="@style/Theme.Seaca">
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+                <category android:name="android.intent.category.LAUNCHER" />
+            </intent-filter>
+            <intent-filter>
+                <action android:name="android.intent.action.VIEW" />
+                <category android:name="android.intent.category.DEFAULT" />
+                <category android:name="android.intent.category.BROWSABLE" />
+                <data android:scheme="seaca" android:host="event" />
+                <data android:scheme="seaca" android:host="problem" />
+            </intent-filter>
+        </activity>
+
+        <service
+            android:name=".push.SeacaMessagingService"
+            android:exported="false">
+            <intent-filter>
+                <action android:name="com.google.firebase.MESSAGING_EVENT" />
+            </intent-filter>
+        </service>
+
+        <provider
+            android:name="androidx.core.content.FileProvider"
+            android:authorities="${applicationId}.fileprovider"
+            android:exported="false"
+            android:grantUriPermissions="true">
+            <meta-data
+                android:name="android.support.FILE_PROVIDER_PATHS"
+                android:resource="@xml/file_paths" />
+        </provider>
+    </application>
+</manifest>
@@ -0,0 +1,335 @@
+package ru.kalinamall.seaca
+
+import android.Manifest
+import android.content.Intent
+import android.content.pm.PackageManager
+import android.net.Uri
+import android.os.Build
+import android.os.Bundle
+import androidx.activity.compose.setContent
+import androidx.compose.foundation.layout.Box
+import androidx.compose.foundation.layout.fillMaxSize
+import androidx.compose.foundation.layout.padding
+import androidx.compose.material.icons.Icons
+import androidx.compose.material.icons.filled.Computer
+import androidx.compose.material.icons.filled.Dashboard
+import androidx.compose.material.icons.filled.Description
+import androidx.compose.material.icons.filled.Error
+import androidx.compose.material.icons.filled.PhoneAndroid
+import androidx.compose.material.icons.filled.Warning
+import androidx.compose.material3.CircularProgressIndicator
+import androidx.compose.material3.Icon
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.NavigationBar
+import androidx.compose.material3.NavigationBarItem
+import androidx.compose.material3.Scaffold
+import androidx.compose.material3.Text
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.LaunchedEffect
+import androidx.compose.runtime.getValue
+import androidx.compose.runtime.mutableIntStateOf
+import androidx.compose.runtime.mutableStateOf
+import androidx.compose.runtime.mutableStateOf as composeMutableStateOf
+import androidx.compose.runtime.remember
+import androidx.compose.runtime.rememberCoroutineScope
+import androidx.compose.runtime.saveable.rememberSaveable
+import androidx.compose.runtime.setValue
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.platform.LocalContext
+import androidx.core.app.ActivityCompat
+import androidx.core.content.ContextCompat
+import androidx.fragment.app.FragmentActivity
+import androidx.lifecycle.compose.collectAsStateWithLifecycle
+import androidx.navigation.NavType
+import androidx.navigation.compose.NavHost
+import androidx.navigation.compose.composable
+import androidx.navigation.compose.rememberNavController
+import androidx.navigation.navArgument
+import kotlinx.coroutines.launch
+import ru.kalinamall.seaca.data.SacRepository
+import ru.kalinamall.seaca.push.FcmRegistrar
+import ru.kalinamall.seaca.security.BiometricGate
+import ru.kalinamall.seaca.ui.screens.ConnectScreen
+import ru.kalinamall.seaca.ui.screens.DashboardScreen
+import ru.kalinamall.seaca.ui.screens.DeviceScreen
+import ru.kalinamall.seaca.ui.screens.EventDetailScreen
+import ru.kalinamall.seaca.ui.screens.EventsScreen
+import ru.kalinamall.seaca.ui.screens.HostDetailScreen
+import ru.kalinamall.seaca.ui.screens.HostsScreen
+import ru.kalinamall.seaca.ui.screens.ProblemDetailScreen
+import ru.kalinamall.seaca.ui.screens.ProblemsScreen
+import ru.kalinamall.seaca.ui.ExternalPickerHost
+import ru.kalinamall.seaca.ui.RingtonePicker
+import ru.kalinamall.seaca.ui.screens.ReportsScreen
+import ru.kalinamall.seaca.ui.theme.SeacaTheme
+
+class MainActivity : FragmentActivity(), ExternalPickerHost {
+    private lateinit var repo: SacRepository
+    private val biometricUnlocked = mutableStateOf(true)
+    private var pendingBiometric = false
+    private var externalPickerFlowActive = false
+    private val deepLinkState = composeMutableStateOf<String?>(null)
+
+    override fun beginExternalPickerFlow() {
+        externalPickerFlowActive = true
+    }
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        repo = SacRepository(applicationContext)
+        requestNotificationPermission()
+        deepLinkState.value = extractDeepLink(intent)
+        if (shouldRequireBiometric()) {
+            biometricUnlocked.value = false
+            pendingBiometric = true
+        }
+        setContent {
+            val unlocked by biometricUnlocked
+            SeacaApp(
+                repo = repo,
+                deepLink = deepLinkState.value,
+                onDeepLinkConsumed = { deepLinkState.value = null },
+                biometricUnlocked = unlocked,
+            )
+        }
+    }
+
+    override fun onNewIntent(intent: Intent) {
+        super.onNewIntent(intent)
+        setIntent(intent)
+        deepLinkState.value = extractDeepLink(intent)
+    }
+
+    @Deprecated("Deprecated in Java")
+    override fun onActivityResult(requestCode: Int, resultCode: Int, data: Intent?) {
+        @Suppress("DEPRECATION")
+        super.onActivityResult(requestCode, resultCode, data)
+        RingtonePicker.handleActivityResult(this, requestCode, resultCode, data)
+    }
+
+    override fun onStop() {
+        super.onStop()
+        if (externalPickerFlowActive) return
+        if (shouldRequireBiometric()) {
+            biometricUnlocked.value = false
+            pendingBiometric = true
+        }
+    }
+
+    override fun onResume() {
+        super.onResume()
+        if (externalPickerFlowActive) {
+            externalPickerFlowActive = false
+            return
+        }
+        if (pendingBiometric && !biometricUnlocked.value && repo.session.getAccessToken() != null) {
+            pendingBiometric = false
+            BiometricGate.authenticate(
+                activity = this,
+                onSuccess = { biometricUnlocked.value = true },
+                onFailure = { finish() },
+            )
+        }
+    }
+
+    private fun shouldRequireBiometric(): Boolean =
+        repo.session.getAccessToken() != null && BiometricGate.canAuthenticate(this)
+
+    private fun extractDeepLink(intent: Intent?): String? {
+        intent?.getStringExtra("deep_link")?.let { return it }
+        val uri: Uri = intent?.data ?: return null
+        val id = uri.lastPathSegment ?: return null
+        return when (uri.host) {
+            "event" -> "event/$id"
+            "problem" -> "problem/$id"
+            else -> null
+        }
+    }
+
+    private fun requestNotificationPermission() {
+        if (Build.VERSION.SDK_INT < Build.VERSION_CODES.TIRAMISU) return
+        if (ContextCompat.checkSelfPermission(this, Manifest.permission.POST_NOTIFICATIONS)
+            == PackageManager.PERMISSION_GRANTED
+        ) {
+            return
+        }
+        ActivityCompat.requestPermissions(this, arrayOf(Manifest.permission.POST_NOTIFICATIONS), 1001)
+    }
+}
+
+@Composable
+private fun SeacaApp(
+    repo: SacRepository,
+    deepLink: String?,
+    onDeepLinkConsumed: () -> Unit,
+    biometricUnlocked: Boolean,
+) {
+    val context = LocalContext.current
+    val loggedIn by repo.session.isLoggedIn.collectAsStateWithLifecycle(initialValue = false)
+    val nav = rememberNavController()
+    val scope = rememberCoroutineScope()
+    LaunchedEffect(loggedIn) {
+        if (loggedIn) {
+            FcmRegistrar.registerIfPossible(context, repo)
+        }
+    }
+
+    LaunchedEffect(deepLink, loggedIn, biometricUnlocked) {
+        if (!loggedIn || !biometricUnlocked || deepLink.isNullOrBlank()) return@LaunchedEffect
+        when {
+            deepLink.startsWith("event/") -> {
+                nav.navigate("event/${deepLink.removePrefix("event/")}")
+                onDeepLinkConsumed()
+            }
+            deepLink.startsWith("problem/") -> {
+                nav.navigate("problem/${deepLink.removePrefix("problem/")}")
+                onDeepLinkConsumed()
+            }
+        }
+    }
+
+    val canOperate = remember(loggedIn) {
+        val role = repo.session.getRole()
+        role == "operator" || role == "admin"
+    }
+    var mainTabIndex by rememberSaveable { mutableIntStateOf(MainTab.Dashboard.ordinal) }
+    var dashboardRefreshTick by rememberSaveable { mutableIntStateOf(0) }
+    val mainTab = MainTab.entries[mainTabIndex.coerceIn(MainTab.entries.indices)]
+
+    SeacaTheme {
+        if (!loggedIn) {
+            ConnectScreen(
+                repo = repo,
+                onConnected = {
+                    scope.launch { FcmRegistrar.registerIfPossible(context, repo) }
+                },
+            )
+            return@SeacaTheme
+        }
+
+        if (!biometricUnlocked) {
+            Box(
+                Modifier.fillMaxSize(),
+                contentAlignment = Alignment.Center,
+            ) {
+                CircularProgressIndicator(color = MaterialTheme.colorScheme.primary)
+            }
+            return@SeacaTheme
+        }
+
+        NavHost(navController = nav, startDestination = "main") {
+            composable("main") {
+                MainShell(
+                    repo = repo,
+                    selectedTab = mainTab,
+                    dashboardRefreshTick = dashboardRefreshTick,
+                    onTabSelected = { tab ->
+                        mainTabIndex = tab.ordinal
+                        if (tab == MainTab.Dashboard) {
+                            dashboardRefreshTick++
+                        }
+                    },
+                    onOpenEvent = { nav.navigate("event/$it") },
+                    onOpenProblem = { nav.navigate("problem/$it") },
+                    onOpenHost = { nav.navigate("host/$it") },
+                    onOpenDevice = { nav.navigate("device") },
+                )
+            }
+            composable(
+                "event/{id}",
+                arguments = listOf(navArgument("id") { type = NavType.LongType }),
+            ) { entry ->
+                EventDetailScreen(repo, entry.arguments?.getLong("id") ?: 0L) { nav.popBackStack() }
+            }
+            composable(
+                "problem/{id}",
+                arguments = listOf(navArgument("id") { type = NavType.LongType }),
+            ) { entry ->
+                ProblemDetailScreen(
+                    repo = repo,
+                    id = entry.arguments?.getLong("id") ?: 0L,
+                    canOperate = canOperate,
+                    onBack = { nav.popBackStack() },
+                    onChanged = { },
+                )
+            }
+            composable(
+                "host/{id}",
+                arguments = listOf(navArgument("id") { type = NavType.LongType }),
+            ) { entry ->
+                HostDetailScreen(
+                    repo = repo,
+                    id = entry.arguments?.getLong("id") ?: 0L,
+                    onOpenEvent = { nav.navigate("event/$it") },
+                    onBack = { nav.popBackStack() },
+                )
+            }
+            composable("device") {
+                DeviceScreen(repo) { nav.popBackStack("main", false) }
+            }
+        }
+    }
+}
+
+private enum class MainTab(val label: String) {
+    Dashboard("Обзор"),
+    Events("События"),
+    Problems("Проблемы"),
+    Hosts("Хосты"),
+    Reports("Отчёты"),
+}
+
+@Composable
+private fun MainShell(
+    repo: SacRepository,
+    selectedTab: MainTab,
+    dashboardRefreshTick: Int,
+    onTabSelected: (MainTab) -> Unit,
+    onOpenEvent: (Long) -> Unit,
+    onOpenProblem: (Long) -> Unit,
+    onOpenHost: (Long) -> Unit,
+    onOpenDevice: () -> Unit,
+) {
+    Scaffold(
+        bottomBar = {
+            NavigationBar {
+                MainTab.entries.forEach { item ->
+                    NavigationBarItem(
+                        selected = selectedTab == item,
+                        onClick = { onTabSelected(item) },
+                        icon = {
+                            Icon(
+                                when (item) {
+                                    MainTab.Dashboard -> Icons.Default.Dashboard
+                                    MainTab.Events -> Icons.Default.Warning
+                                    MainTab.Problems -> Icons.Default.Error
+                                    MainTab.Hosts -> Icons.Default.Computer
+                                    MainTab.Reports -> Icons.Default.Description
+                                },
+                                contentDescription = item.label,
+                            )
+                        },
+                        label = { Text(item.label) },
+                    )
+                }
+                NavigationBarItem(
+                    selected = false,
+                    onClick = onOpenDevice,
+                    icon = { Icon(Icons.Default.PhoneAndroid, contentDescription = "Устройство") },
+                    label = { Text("Устройство") },
+                )
+            }
+        },
+    ) { padding ->
+        Box(Modifier.padding(padding)) {
+            when (selectedTab) {
+                MainTab.Dashboard -> DashboardScreen(repo, refreshKey = dashboardRefreshTick)
+                MainTab.Events -> EventsScreen(repo, onOpenEvent)
+                MainTab.Problems -> ProblemsScreen(repo, onOpenProblem)
+                MainTab.Hosts -> HostsScreen(repo, onOpenHost)
+                MainTab.Reports -> ReportsScreen(repo, onOpenEvent)
+            }
+        }
+    }
+}
@@ -0,0 +1,23 @@
+package ru.kalinamall.seaca
+
+import android.app.Application
+import kotlinx.coroutines.runBlocking
+import ru.kalinamall.seaca.data.SessionStore
+import ru.kalinamall.seaca.push.AppForegroundState
+import ru.kalinamall.seaca.push.NotificationHelper
+import ru.kalinamall.seaca.push.NotificationSoundResolver
+
+class SeacaApplication : Application() {
+    override fun onCreate() {
+        super.onCreate()
+        AppForegroundState.bind(this)
+        val store = SessionStore(this)
+        val settings = runBlocking {
+            NotificationSoundResolver.normalizeStoredSettings(this@SeacaApplication, store)
+        }
+        NotificationHelper.ensureChannels(
+            this,
+            NotificationSoundResolver.resolve(this, settings),
+        )
+    }
+}
@@ -0,0 +1,18 @@
+package ru.kalinamall.seaca.data
+
+enum class DateTimeDisplayMode(
+    val storageKey: String,
+    val label: String,
+    val pattern: String?,
+) {
+    SLASH("slash", "ДД/ММ/ГГГГ ЧЧ:мм:сс", "dd/MM/yyyy HH:mm:ss"),
+    DASH("dash", "ДД-ММ-ГГГГ ЧЧ:мм:сс", "dd-MM-yyyy HH:mm:ss"),
+    DOT("dot", "ДД.ММ.ГГГГ ЧЧ:мм:сс", "dd.MM.yyyy HH:mm:ss"),
+    LOCALE("locale", "Как в системе телефона", null),
+    ;
+
+    companion object {
+        fun fromStorage(value: String?): DateTimeDisplayMode =
+            entries.firstOrNull { it.storageKey == value } ?: SLASH
+    }
+}
@@ -0,0 +1,16 @@
+package ru.kalinamall.seaca.data
+
+enum class NotificationMode(
+    val storageKey: String,
+    val label: String,
+) {
+    PUSH_SOUND("push_sound", "Push и звук"),
+    PUSH_SILENT("push_silent", "Push без звука"),
+    OFF("off", "Без push и звука"),
+    ;
+
+    companion object {
+        fun fromStorage(value: String?): NotificationMode =
+            entries.firstOrNull { it.storageKey == value } ?: PUSH_SOUND
+    }
+}
@@ -0,0 +1,20 @@
+package ru.kalinamall.seaca.data
+
+enum class NotificationSoundSource(
+    val storageKey: String,
+    val label: String,
+) {
+    SYSTEM("system", "Системный звук"),
+    CUSTOM("custom", "Свой звук"),
+    ;
+
+    companion object {
+        fun fromStorage(value: String?): NotificationSoundSource =
+            entries.firstOrNull { it.storageKey == value } ?: SYSTEM
+    }
+}
+
+data class NotificationSoundSettings(
+    val source: NotificationSoundSource,
+    val customUri: String?,
+)
@@ -0,0 +1,92 @@
+package ru.kalinamall.seaca.data
+
+import retrofit2.http.Body
+import retrofit2.http.GET
+import retrofit2.http.POST
+import retrofit2.http.PUT
+import retrofit2.http.Path
+import retrofit2.http.Query
+
+interface SacApi {
+    @GET("health")
+    suspend fun health(): HealthResponse
+
+    @POST("api/v1/mobile/enroll")
+    suspend fun enroll(@Body body: EnrollRequest): AuthResponse
+
+    @POST("api/v1/mobile/auth/refresh")
+    suspend fun refresh(@Body body: RefreshRequest): AuthResponse
+
+    @PUT("api/v1/mobile/devices/me/fcm")
+    suspend fun updateFcmToken(@Body body: FcmTokenRequest)
+
+    @GET("api/v1/dashboards/summary")
+    suspend fun dashboardSummary(): DashboardSummary
+
+    @GET("api/v1/events")
+    suspend fun listEvents(
+        @Query("page") page: Int = 1,
+        @Query("page_size") pageSize: Int = 30,
+        @Query("severity") severity: String? = null,
+        @Query("type") type: String? = null,
+        @Query("host_id") hostId: Long? = null,
+        @Query("include_hidden") includeHidden: Boolean? = null,
+        @Query("hostname") hostname: String? = null,
+        @Query("q") q: String? = null,
+    ): EventListResponse
+
+    @GET("api/v1/events/{id}")
+    suspend fun getEvent(@Path("id") id: Long): EventDetail
+
+    @POST("api/v1/events/{id}/actions/qwinsta")
+    suspend fun postEventQwinsta(@Path("id") id: Long): AgentCommandResponse
+
+    @POST("api/v1/events/{id}/actions/logoff")
+    suspend fun postEventLogoff(
+        @Path("id") id: Long,
+        @Body body: LogoffActionRequest,
+    ): AgentCommandResponse
+
+    @POST("api/v1/events/{id}/actions/terminate-session")
+    suspend fun postEventTerminateSession(
+        @Path("id") id: Long,
+        @Body body: EventSessionTerminateRequest = EventSessionTerminateRequest(),
+    ): SessionActionResponse
+
+    @POST("api/v1/hosts/{id}/actions/sessions/list")
+    suspend fun postHostSessionsList(@Path("id") id: Long): HostSessionsResponse
+
+    @POST("api/v1/hosts/{id}/actions/sessions/terminate")
+    suspend fun postHostSessionTerminate(
+        @Path("id") id: Long,
+        @Body body: HostSessionTerminateRequest,
+    ): SessionActionResponse
+
+    @GET("api/v1/problems")
+    suspend fun listProblems(
+        @Query("page") page: Int = 1,
+        @Query("page_size") pageSize: Int = 30,
+        @Query("status") status: String? = null,
+        @Query("severity") severity: String? = null,
+        @Query("hostname") hostname: String? = null,
+    ): ProblemListResponse
+
+    @GET("api/v1/problems/{id}")
+    suspend fun getProblem(@Path("id") id: Long): ProblemDetail
+
+    @POST("api/v1/problems/{id}/ack")
+    suspend fun ackProblem(@Path("id") id: Long): ProblemActionResponse
+
+    @POST("api/v1/problems/{id}/resolve")
+    suspend fun resolveProblem(@Path("id") id: Long): ProblemActionResponse
+
+    @GET("api/v1/hosts")
+    suspend fun listHosts(
+        @Query("page") page: Int = 1,
+        @Query("page_size") pageSize: Int = 30,
+        @Query("hostname") hostname: String? = null,
+    ): HostListResponse
+
+    @GET("api/v1/hosts/{id}")
+    suspend fun getHost(@Path("id") id: Long): HostDetail
+}
@@ -0,0 +1,265 @@
+package ru.kalinamall.seaca.data
+
+import kotlinx.serialization.SerialName
+import kotlinx.serialization.Serializable
+import kotlinx.serialization.json.JsonElement
+
+@Serializable
+data class HealthResponse(
+    val status: String = "",
+    val database: String? = null,
+    val version: String? = null,
+)
+
+@Serializable
+data class EnrollRequest(
+    @SerialName("enrollment_code") val enrollmentCode: String,
+    val username: String? = null,
+    val password: String? = null,
+    @SerialName("device_uuid") val deviceUuid: String,
+    @SerialName("display_name") val displayName: String = "Android",
+    val platform: String = "android",
+    @SerialName("app_version") val appVersion: String,
+    @SerialName("fcm_token") val fcmToken: String? = null,
+)
+
+@Serializable
+data class RefreshRequest(
+    @SerialName("refresh_token") val refreshToken: String,
+    @SerialName("device_uuid") val deviceUuid: String,
+)
+
+@Serializable
+data class AuthResponse(
+    @SerialName("access_token") val accessToken: String,
+    @SerialName("refresh_token") val refreshToken: String,
+    @SerialName("token_type") val tokenType: String = "bearer",
+    @SerialName("device_id") val deviceId: Int,
+    val username: String,
+    val role: String,
+)
+
+@Serializable
+data class FcmTokenRequest(
+    @SerialName("fcm_token") val fcmToken: String,
+)
+
+@Serializable
+data class EventSummary(
+    val id: Long,
+    @SerialName("event_id") val eventId: String,
+    @SerialName("host_id") val hostId: Long,
+    val hostname: String,
+    @SerialName("display_name") val displayName: String? = null,
+    @SerialName("occurred_at") val occurredAt: String,
+    @SerialName("received_at") val receivedAt: String? = null,
+    val type: String,
+    val severity: String,
+    val title: String,
+    val summary: String,
+    @SerialName("actor_user") val actorUser: String? = null,
+    @SerialName("rdg_flap") val rdgFlap: Boolean = false,
+    @SerialName("rdg_flap_pair_event_id") val rdgFlapPairEventId: Long? = null,
+    @SerialName("rdg_flap_qwinsta_event_id") val rdgFlapQwinstaEventId: Long? = null,
+    @SerialName("rdg_access_path") val rdgAccessPath: String? = null,
+    @SerialName("rdg_qwinsta_enabled") val rdgQwinstaEnabled: Boolean = false,
+    @SerialName("session_terminated") val sessionTerminated: Boolean = false,
+)
+
+@Serializable
+data class EventListResponse(
+    val items: List<EventSummary>,
+    val total: Int,
+    val page: Int,
+    @SerialName("page_size") val pageSize: Int,
+)
+
+@Serializable
+data class EventDetail(
+    val id: Long,
+    @SerialName("event_id") val eventId: String,
+    @SerialName("host_id") val hostId: Long,
+    val hostname: String,
+    @SerialName("display_name") val displayName: String? = null,
+    @SerialName("occurred_at") val occurredAt: String,
+    val type: String,
+    val severity: String,
+    val title: String,
+    val summary: String,
+    @SerialName("actor_user") val actorUser: String? = null,
+    @SerialName("rdg_flap") val rdgFlap: Boolean = false,
+    @SerialName("rdg_flap_pair_event_id") val rdgFlapPairEventId: Long? = null,
+    @SerialName("rdg_flap_qwinsta_event_id") val rdgFlapQwinstaEventId: Long? = null,
+    @SerialName("rdg_access_path") val rdgAccessPath: String? = null,
+    @SerialName("rdg_qwinsta_enabled") val rdgQwinstaEnabled: Boolean = false,
+    @SerialName("session_terminated") val sessionTerminated: Boolean = false,
+    val details: JsonElement? = null,
+    val raw: JsonElement? = null,
+    val payload: JsonElement? = null,
+)
+
+@Serializable
+data class ProblemSummary(
+    val id: Long,
+    @SerialName("host_id") val hostId: Long? = null,
+    val hostname: String? = null,
+    val title: String,
+    val summary: String,
+    val severity: String,
+    val status: String,
+    @SerialName("created_at") val createdAt: String,
+    @SerialName("updated_at") val updatedAt: String? = null,
+)
+
+@Serializable
+data class ProblemListResponse(
+    val items: List<ProblemSummary>,
+    val total: Int,
+    val page: Int,
+    @SerialName("page_size") val pageSize: Int,
+)
+
+@Serializable
+data class ProblemEventItem(
+    val id: Long,
+    @SerialName("event_id") val eventId: String,
+    @SerialName("occurred_at") val occurredAt: String,
+    val type: String,
+    val severity: String,
+    val title: String,
+    val summary: String,
+)
+
+@Serializable
+data class ProblemDetail(
+    val id: Long,
+    val title: String,
+    val summary: String,
+    val severity: String,
+    val status: String,
+    val hostname: String? = null,
+    val events: List<ProblemEventItem> = emptyList(),
+)
+
+@Serializable
+data class HostSummary(
+    val id: Long,
+    val hostname: String,
+    @SerialName("display_name") val displayName: String? = null,
+    @SerialName("os_family") val osFamily: String,
+    val product: String,
+    @SerialName("agent_status") val agentStatus: String,
+    @SerialName("last_seen_at") val lastSeenAt: String,
+)
+
+@Serializable
+data class HostListResponse(
+    val items: List<HostSummary>,
+    val total: Int,
+    val page: Int,
+    @SerialName("page_size") val pageSize: Int,
+)
+
+@Serializable
+data class HostDetail(
+    val id: Long,
+    val hostname: String,
+    @SerialName("display_name") val displayName: String? = null,
+    @SerialName("os_family") val osFamily: String,
+    @SerialName("os_version") val osVersion: String? = null,
+    val product: String,
+    @SerialName("product_version") val productVersion: String? = null,
+    @SerialName("agent_status") val agentStatus: String,
+    @SerialName("last_seen_at") val lastSeenAt: String,
+    val inventory: JsonElement? = null,
+)
+
+@Serializable
+data class TopHostItem(
+    @SerialName("host_id") val hostId: Long,
+    val hostname: String,
+    val count: Int,
+)
+
+@Serializable
+data class TopTypeItem(
+    val type: String,
+    val count: Int,
+)
+
+@Serializable
+data class DashboardSummary(
+    @SerialName("events_last_24h") val eventsLast24h: Int,
+    @SerialName("hosts_total") val hostsTotal: Int,
+    @SerialName("hosts_stale") val hostsStale: Int,
+    @SerialName("problems_open") val problemsOpen: Int,
+    @SerialName("severity_24h") val severity24h: Map<String, Int> = emptyMap(),
+    @SerialName("top_hosts") val topHosts: List<TopHostItem> = emptyList(),
+    @SerialName("top_event_types") val topEventTypes: List<TopTypeItem> = emptyList(),
+    @SerialName("recent_events") val recentEvents: List<EventSummary> = emptyList(),
+)
+
+@Serializable
+data class ProblemActionResponse(
+    val id: Long,
+    val status: String,
+)
+
+@Serializable
+data class LogoffActionRequest(
+    @SerialName("session_id") val sessionId: Int,
+)
+
+@Serializable
+data class HostSessionItem(
+    @SerialName("session_id") val sessionId: String,
+    val user: String,
+    val tty: String? = null,
+    val state: String? = null,
+    @SerialName("source_ip") val sourceIp: String? = null,
+    @SerialName("session_name") val sessionName: String? = null,
+)
+
+@Serializable
+data class HostSessionsResponse(
+    val ok: Boolean,
+    val message: String,
+    val target: String? = null,
+    val sessions: List<HostSessionItem> = emptyList(),
+)
+
+@Serializable
+data class HostSessionTerminateRequest(
+    @SerialName("session_id") val sessionId: String,
+)
+
+@Serializable
+data class EventSessionTerminateRequest(
+    @SerialName("session_id") val sessionId: String? = null,
+)
+
+@Serializable
+data class SessionActionResponse(
+    val ok: Boolean,
+    val message: String,
+    val target: String? = null,
+    val stdout: String? = null,
+    val stderr: String? = null,
+)
+
+@Serializable
+data class AgentCommandResponse(
+    @SerialName("command_uuid") val commandUuid: String,
+    @SerialName("command_type") val commandType: String,
+    val status: String,
+    @SerialName("result_stdout") val resultStdout: String? = null,
+    @SerialName("result_stderr") val resultStderr: String? = null,
+    val target: String? = null,
+    @SerialName("client_hostname") val clientHostname: String? = null,
+    @SerialName("internal_ip") val internalIp: String? = null,
+)
+
+@Serializable
+data class ApiErrorBody(
+    val detail: String? = null,
+)
@@ -0,0 +1,152 @@
+package ru.kalinamall.seaca.data
+
+import android.content.Context
+import kotlinx.serialization.json.Json
+import okhttp3.Interceptor
+import okhttp3.MediaType.Companion.toMediaType
+import okhttp3.OkHttpClient
+import okhttp3.logging.HttpLoggingInterceptor
+import retrofit2.Retrofit
+import com.jakewharton.retrofit2.converter.kotlinx.serialization.asConverterFactory
+import ru.kalinamall.seaca.BuildConfig
+import ru.kalinamall.seaca.security.TlsTrust
+import java.util.concurrent.TimeUnit
+
+class SacRepository(context: Context) {
+    val session = SessionStore(context.applicationContext)
+    private val json = Json { ignoreUnknownKeys = true; isLenient = true }
+
+    @Volatile
+    private var api: SacApi? = null
+
+    @Volatile
+    private var baseUrl: String? = null
+
+    suspend fun ensureClient(): SacApi {
+        val url = session.getBaseUrl() ?: error("Не задан URL сервера")
+        if (api == null || baseUrl != url) {
+            baseUrl = url
+            api = buildApi(url, session.trustAllCerts())
+        }
+        return api!!
+    }
+
+    suspend fun checkHealth(serverUrl: String, trustAll: Boolean): HealthResponse {
+        val normalized = normalizeUrl(serverUrl)
+        return buildApi(normalized, trustAll).health()
+    }
+
+    suspend fun enroll(
+        serverUrl: String,
+        enrollmentCode: String,
+        username: String?,
+        password: String?,
+        displayName: String,
+        fcmToken: String?,
+        trustAll: Boolean,
+    ): AuthResponse {
+        val normalized = normalizeUrl(serverUrl)
+        val deviceUuid = session.getDeviceUuid()
+        val response = buildApi(normalized, trustAll).enroll(
+            EnrollRequest(
+                enrollmentCode = enrollmentCode.trim(),
+                username = username?.trim()?.ifBlank { null },
+                password = password?.ifBlank { null },
+                deviceUuid = deviceUuid,
+                displayName = displayName,
+                appVersion = BuildConfig.VERSION_NAME,
+                fcmToken = fcmToken,
+            ),
+        )
+        session.saveSession(normalized, response)
+        if (trustAll) session.setTrustAllCerts(true)
+        api = buildApi(normalized, trustAll)
+        baseUrl = normalized
+        return response
+    }
+
+    suspend fun <T> withAuth(block: suspend (SacApi) -> T): T {
+        val client = ensureClient()
+        return try {
+            block(client)
+        } catch (e: retrofit2.HttpException) {
+            if (e.code() == 401) {
+                refreshSession()
+                block(ensureClient())
+            } else {
+                throw e
+            }
+        }
+    }
+
+    private suspend fun refreshSession() {
+        val refresh = session.getRefreshToken() ?: throw IllegalStateException("Сессия истекла")
+        val uuid = session.getDeviceUuid()
+        val url = session.getBaseUrl() ?: error("Нет URL")
+        val response = buildApi(url, session.trustAllCerts()).refresh(
+            RefreshRequest(refreshToken = refresh, deviceUuid = uuid),
+        )
+        session.updateTokens(response)
+        api = buildApi(url, session.trustAllCerts())
+    }
+
+    suspend fun registerFcmToken(token: String) {
+        withAuth { it.updateFcmToken(FcmTokenRequest(token)) }
+    }
+
+    suspend fun logout() {
+        api = null
+        baseUrl = null
+        session.clear()
+    }
+
+    private fun buildApi(url: String, trustAll: Boolean): SacApi {
+        val authInterceptor = Interceptor { chain ->
+            val token = session.getAccessToken()
+            val request = if (token != null) {
+                chain.request().newBuilder()
+                    .addHeader("Authorization", "Bearer $token")
+                    .build()
+            } else {
+                chain.request()
+            }
+            chain.proceed(request)
+        }
+        val logging = HttpLoggingInterceptor().apply {
+            level = if (BuildConfig.DEBUG) HttpLoggingInterceptor.Level.BASIC else HttpLoggingInterceptor.Level.NONE
+        }
+        val okhttp = OkHttpClient.Builder()
+            .connectTimeout(20, TimeUnit.SECONDS)
+            .readTimeout(120, TimeUnit.SECONDS)
+            .sslSocketFactory(TlsTrust.socketFactory(trustAll), TlsTrust.trustManager(trustAll))
+            .hostnameVerifier(TlsTrust.hostnameVerifier(trustAll))
+            .addInterceptor(authInterceptor)
+            .addInterceptor(logging)
+            .build()
+        return Retrofit.Builder()
+            .baseUrl(url.trimEnd('/') + "/")
+            .client(okhttp)
+            .addConverterFactory(json.asConverterFactory("application/json".toMediaType()))
+            .build()
+            .create(SacApi::class.java)
+    }
+
+    private fun normalizeUrl(raw: String): String {
+        var u = raw.trim()
+        if (!u.startsWith("http://") && !u.startsWith("https://")) {
+            u = "https://$u"
+        }
+        return u.removeSuffix("/")
+    }
+
+    companion object {
+        fun parseError(e: retrofit2.HttpException): String {
+            val body = e.response()?.errorBody()?.string().orEmpty()
+            return try {
+                Json.decodeFromString<ApiErrorBody>(body).detail ?: body
+            } catch (_: Exception) {
+                body.ifBlank { "HTTP ${e.code()}" }
+            }
+        }
+    }
+}
@@ -0,0 +1,151 @@
+package ru.kalinamall.seaca.data
+
+import android.content.Context
+import androidx.datastore.preferences.core.booleanPreferencesKey
+import androidx.datastore.preferences.core.edit
+import androidx.datastore.preferences.core.intPreferencesKey
+import androidx.datastore.preferences.core.stringPreferencesKey
+import androidx.datastore.preferences.preferencesDataStore
+import androidx.security.crypto.EncryptedSharedPreferences
+import androidx.security.crypto.MasterKey
+import kotlinx.coroutines.flow.Flow
+import kotlinx.coroutines.flow.first
+import kotlinx.coroutines.flow.map
+import java.util.UUID
+
+private val Context.dataStore by preferencesDataStore("seaca_prefs")
+
+class SessionStore(private val context: Context) {
+    private val masterKey = MasterKey.Builder(context)
+        .setKeyScheme(MasterKey.KeyScheme.AES256_GCM)
+        .build()
+
+    private val securePrefs = EncryptedSharedPreferences.create(
+        context,
+        "seaca_secure",
+        masterKey,
+        EncryptedSharedPreferences.PrefKeyEncryptionScheme.AES256_SIV,
+        EncryptedSharedPreferences.PrefValueEncryptionScheme.AES256_GCM,
+    )
+
+    val isLoggedIn: Flow<Boolean> = context.dataStore.data.map { prefs ->
+        !prefs[KEY_BASE_URL].isNullOrBlank() && securePrefs.contains(KEY_ACCESS)
+    }
+
+    val notificationMode: Flow<NotificationMode> = context.dataStore.data.map { prefs ->
+        NotificationMode.fromStorage(prefs[KEY_NOTIFICATION_MODE])
+    }
+
+    val dateTimeDisplayMode: Flow<DateTimeDisplayMode> = context.dataStore.data.map { prefs ->
+        DateTimeDisplayMode.fromStorage(prefs[KEY_DATE_TIME_FORMAT])
+    }
+
+    val notificationSoundSettings: Flow<NotificationSoundSettings> = context.dataStore.data.map { prefs ->
+        NotificationSoundSettings(
+            source = NotificationSoundSource.fromStorage(prefs[KEY_NOTIFICATION_SOUND_SOURCE]),
+            customUri = prefs[KEY_NOTIFICATION_SOUND_URI],
+        )
+    }
+
+    suspend fun getNotificationMode(): NotificationMode =
+        NotificationMode.fromStorage(context.dataStore.data.first()[KEY_NOTIFICATION_MODE])
+
+    suspend fun getDateTimeDisplayMode(): DateTimeDisplayMode =
+        DateTimeDisplayMode.fromStorage(context.dataStore.data.first()[KEY_DATE_TIME_FORMAT])
+
+    suspend fun getNotificationSoundSettings(): NotificationSoundSettings {
+        val prefs = context.dataStore.data.first()
+        return NotificationSoundSettings(
+            source = NotificationSoundSource.fromStorage(prefs[KEY_NOTIFICATION_SOUND_SOURCE]),
+            customUri = prefs[KEY_NOTIFICATION_SOUND_URI],
+        )
+    }
+
+    suspend fun setNotificationMode(mode: NotificationMode) {
+        context.dataStore.edit { it[KEY_NOTIFICATION_MODE] = mode.storageKey }
+    }
+
+    suspend fun setDateTimeDisplayMode(mode: DateTimeDisplayMode) {
+        context.dataStore.edit { it[KEY_DATE_TIME_FORMAT] = mode.storageKey }
+    }
+
+    suspend fun setNotificationSound(source: NotificationSoundSource, customUri: String?) {
+        context.dataStore.edit {
+            it[KEY_NOTIFICATION_SOUND_SOURCE] = source.storageKey
+            if (customUri.isNullOrBlank()) {
+                it.remove(KEY_NOTIFICATION_SOUND_URI)
+            } else {
+                it[KEY_NOTIFICATION_SOUND_URI] = customUri
+            }
+        }
+    }
+
+    suspend fun getBaseUrl(): String? = context.dataStore.data.first()[KEY_BASE_URL]
+
+    suspend fun trustAllCerts(): Boolean = context.dataStore.data.first()[KEY_TRUST_ALL] ?: false
+
+    suspend fun setTrustAllCerts(value: Boolean) {
+        context.dataStore.edit { it[KEY_TRUST_ALL] = value }
+    }
+
+    suspend fun getDeviceUuid(): String {
+        val existing = context.dataStore.data.first()[KEY_DEVICE_UUID]
+        if (!existing.isNullOrBlank()) return existing
+        val fresh = UUID.randomUUID().toString()
+        context.dataStore.edit { it[KEY_DEVICE_UUID] = fresh }
+        return fresh
+    }
+
+    fun getAccessToken(): String? = securePrefs.getString(KEY_ACCESS, null)
+
+    fun getRefreshToken(): String? = securePrefs.getString(KEY_REFRESH, null)
+
+    fun getDeviceId(): Int = securePrefs.getInt(KEY_DEVICE_ID, 0)
+
+    fun getUsername(): String? = securePrefs.getString(KEY_USERNAME, null)
+
+    fun getRole(): String? = securePrefs.getString(KEY_ROLE, null)
+
+    suspend fun saveSession(baseUrl: String, auth: AuthResponse) {
+        val normalized = baseUrl.trim().removeSuffix("/")
+        context.dataStore.edit { it[KEY_BASE_URL] = normalized }
+        securePrefs.edit()
+            .putString(KEY_ACCESS, auth.accessToken)
+            .putString(KEY_REFRESH, auth.refreshToken)
+            .putInt(KEY_DEVICE_ID, auth.deviceId)
+            .putString(KEY_USERNAME, auth.username)
+            .putString(KEY_ROLE, auth.role)
+            .apply()
+    }
+
+    suspend fun updateTokens(auth: AuthResponse) {
+        securePrefs.edit()
+            .putString(KEY_ACCESS, auth.accessToken)
+            .putString(KEY_REFRESH, auth.refreshToken)
+            .putInt(KEY_DEVICE_ID, auth.deviceId)
+            .apply()
+    }
+
+    suspend fun clear() {
+        context.dataStore.edit {
+            it.remove(KEY_BASE_URL)
+            it.remove(KEY_TRUST_ALL)
+        }
+        securePrefs.edit().clear().apply()
+    }
+
+    companion object {
+        private val KEY_BASE_URL = stringPreferencesKey("base_url")
+        private val KEY_DEVICE_UUID = stringPreferencesKey("device_uuid")
+        private val KEY_TRUST_ALL = booleanPreferencesKey("trust_all_certs")
+        private val KEY_NOTIFICATION_MODE = stringPreferencesKey("notification_mode")
+        private val KEY_DATE_TIME_FORMAT = stringPreferencesKey("date_time_format")
+        private val KEY_NOTIFICATION_SOUND_SOURCE = stringPreferencesKey("notification_sound_source")
+        private val KEY_NOTIFICATION_SOUND_URI = stringPreferencesKey("notification_sound_uri")
+        private const val KEY_ACCESS = "access_token"
+        private const val KEY_REFRESH = "refresh_token"
+        private const val KEY_DEVICE_ID = "device_id"
+        private const val KEY_USERNAME = "username"
+        private const val KEY_ROLE = "role"
+    }
+}
@@ -0,0 +1,32 @@
+package ru.kalinamall.seaca.push
+
+import android.content.Context
+import androidx.lifecycle.DefaultLifecycleObserver
+import androidx.lifecycle.LifecycleOwner
+import androidx.lifecycle.ProcessLifecycleOwner
+
+/** True, пока хотя бы одна activity приложения видима (ProcessLifecycleOwner.onStart). */
+object AppForegroundState {
+    @Volatile
+    private var inForeground = false
+
+    private lateinit var appContext: Context
+
+    fun bind(context: Context) {
+        appContext = context.applicationContext
+        ProcessLifecycleOwner.get().lifecycle.addObserver(
+            object : DefaultLifecycleObserver {
+                override fun onStart(owner: LifecycleOwner) {
+                    inForeground = true
+                    NotificationHelper.clearAll(appContext)
+                }
+
+                override fun onStop(owner: LifecycleOwner) {
+                    inForeground = false
+                }
+            },
+        )
+    }
+
+    fun isInForeground(): Boolean = inForeground
+}
@@ -0,0 +1,26 @@
+package ru.kalinamall.seaca.push
+
+import android.Manifest
+import android.content.pm.PackageManager
+import android.os.Build
+import androidx.core.content.ContextCompat
+import com.google.firebase.messaging.FirebaseMessaging
+import kotlinx.coroutines.tasks.await
+import ru.kalinamall.seaca.data.SacRepository
+
+object FcmRegistrar {
+    suspend fun registerIfPossible(context: android.content.Context, repo: SacRepository) {
+        if (repo.session.getAccessToken() == null) return
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.TIRAMISU) {
+            val granted = ContextCompat.checkSelfPermission(
+                context,
+                Manifest.permission.POST_NOTIFICATIONS,
+            ) == PackageManager.PERMISSION_GRANTED
+            if (!granted) return
+        }
+        runCatching {
+            val token = FirebaseMessaging.getInstance().token.await()
+            repo.registerFcmToken(token)
+        }
+    }
+}
@@ -0,0 +1,155 @@
+package ru.kalinamall.seaca.push
+
+import android.app.NotificationChannel
+import android.app.NotificationManager
+import android.app.PendingIntent
+import android.content.Context
+import android.content.Intent
+import android.media.AudioAttributes
+import android.net.Uri
+import android.os.Build
+import androidx.core.app.NotificationCompat
+import ru.kalinamall.seaca.MainActivity
+import ru.kalinamall.seaca.R
+
+object NotificationHelper {
+    private const val CHANNEL_DEFAULT_SILENT = "sac_default_silent"
+    private const val CHANNEL_HIGH_SILENT = "sac_high_silent"
+    private const val CHANNEL_CRITICAL_SILENT = "sac_critical_silent"
+
+    private val legacySoundChannelIds = listOf("sac_default", "sac_high", "sac_critical")
+
+    private var appliedSoundKey: String? = null
+    private var soundChannelSuffix: String = "sys"
+    private var channelDefault = "sac_default_sys"
+    private var channelHigh = "sac_high_sys"
+    private var channelCritical = "sac_critical_sys"
+
+    fun ensureChannels(context: Context, soundUri: Uri = NotificationSoundResolver.defaultNotificationUri()) {
+        if (Build.VERSION.SDK_INT < Build.VERSION_CODES.O) return
+        val soundKey = soundUri.toString()
+        val mgr = context.getSystemService(NotificationManager::class.java)
+        if (soundKey != appliedSoundKey) {
+            legacySoundChannelIds.forEach { mgr.deleteNotificationChannel(it) }
+            if (appliedSoundKey != null) {
+                mgr.deleteNotificationChannel(channelDefault)
+                mgr.deleteNotificationChannel(channelHigh)
+                mgr.deleteNotificationChannel(channelCritical)
+            }
+            appliedSoundKey = soundKey
+            soundChannelSuffix = soundKey.hashCode().toUInt().toString(16).take(8)
+            channelDefault = "sac_default_$soundChannelSuffix"
+            channelHigh = "sac_high_$soundChannelSuffix"
+            channelCritical = "sac_critical_$soundChannelSuffix"
+        }
+        val audioAttributes = AudioAttributes.Builder()
+            .setUsage(AudioAttributes.USAGE_NOTIFICATION)
+            .setContentType(AudioAttributes.CONTENT_TYPE_SONIFICATION)
+            .build()
+        mgr.createNotificationChannel(
+            soundChannel(context, channelDefault, R.string.channel_default, NotificationManager.IMPORTANCE_DEFAULT, soundUri, audioAttributes),
+        )
+        mgr.createNotificationChannel(
+            soundChannel(context, channelHigh, R.string.channel_high, NotificationManager.IMPORTANCE_HIGH, soundUri, audioAttributes),
+        )
+        mgr.createNotificationChannel(
+            soundChannel(context, channelCritical, R.string.channel_critical, NotificationManager.IMPORTANCE_HIGH, soundUri, audioAttributes),
+        )
+        mgr.createNotificationChannel(silentChannel(context, CHANNEL_DEFAULT_SILENT, R.string.channel_default_silent))
+        mgr.createNotificationChannel(silentChannel(context, CHANNEL_HIGH_SILENT, R.string.channel_high_silent))
+        mgr.createNotificationChannel(silentChannel(context, CHANNEL_CRITICAL_SILENT, R.string.channel_critical_silent))
+    }
+
+    private fun soundChannel(
+        context: Context,
+        id: String,
+        nameRes: Int,
+        importance: Int,
+        soundUri: Uri,
+        audioAttributes: AudioAttributes,
+    ): NotificationChannel = NotificationChannel(id, context.getString(nameRes), importance).apply {
+        setSound(soundUri, audioAttributes)
+        enableVibration(true)
+    }
+
+    private fun silentChannel(context: Context, id: String, nameRes: Int): NotificationChannel =
+        NotificationChannel(id, context.getString(nameRes), NotificationManager.IMPORTANCE_DEFAULT).apply {
+            setSound(null, null)
+            enableVibration(false)
+            setShowBadge(true)
+            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q) {
+                setAllowBubbles(false)
+            }
+            lockscreenVisibility = NotificationCompat.VISIBILITY_PRIVATE
+        }
+
+    fun clearAll(context: Context) {
+        context.getSystemService(NotificationManager::class.java).cancelAll()
+    }
+
+    fun show(
+        context: Context,
+        title: String,
+        body: String,
+        severity: String?,
+        kind: String?,
+        id: String?,
+        silent: Boolean = false,
+        soundUri: Uri = NotificationSoundResolver.defaultNotificationUri(),
+    ) {
+        ensureChannels(context, soundUri)
+        val channel = resolveChannel(severity, silent)
+        val intent = Intent(context, MainActivity::class.java).apply {
+            flags = Intent.FLAG_ACTIVITY_NEW_TASK or Intent.FLAG_ACTIVITY_CLEAR_TOP
+            when (kind) {
+                "event" -> putExtra("deep_link", "event/$id")
+                "problem" -> putExtra("deep_link", "problem/$id")
+            }
+        }
+        val pending = PendingIntent.getActivity(
+            context,
+            (id ?: title).hashCode(),
+            intent,
+            PendingIntent.FLAG_UPDATE_CURRENT or PendingIntent.FLAG_IMMUTABLE,
+        )
+        val builder = NotificationCompat.Builder(context, channel)
+            .setSmallIcon(R.drawable.ic_launcher_foreground)
+            .setContentTitle(title)
+            .setContentText(body)
+            .setAutoCancel(true)
+            .setContentIntent(pending)
+            .setPriority(
+                when {
+                    silent -> NotificationCompat.PRIORITY_DEFAULT
+                    channel == channelCritical || channel == CHANNEL_CRITICAL_SILENT ->
+                        NotificationCompat.PRIORITY_MAX
+                    channel == channelHigh || channel == CHANNEL_HIGH_SILENT ->
+                        NotificationCompat.PRIORITY_HIGH
+                    else -> NotificationCompat.PRIORITY_DEFAULT
+                },
+            )
+        if (silent) {
+            builder.setSilent(true)
+            builder.setSound(null)
+            builder.setVibrate(null)
+            builder.setDefaults(0)
+        }
+        context.getSystemService(NotificationManager::class.java)
+            .notify((id ?: title).hashCode(), builder.build())
+    }
+
+    private fun resolveChannel(severity: String?, silent: Boolean): String {
+        if (silent) {
+            return when (severity?.lowercase()) {
+                "critical" -> CHANNEL_CRITICAL_SILENT
+                "high" -> CHANNEL_HIGH_SILENT
+                else -> CHANNEL_DEFAULT_SILENT
+            }
+        }
+        return when (severity?.lowercase()) {
+            "critical" -> channelCritical
+            "high" -> channelHigh
+            else -> channelDefault
+        }
+    }
+}
@@ -0,0 +1,109 @@
+package ru.kalinamall.seaca.push
+
+import android.content.ContentResolver
+import android.content.Context
+import android.content.Intent
+import android.media.RingtoneManager
+import android.net.Uri
+import androidx.core.content.FileProvider
+import ru.kalinamall.seaca.data.NotificationSoundSettings
+import ru.kalinamall.seaca.data.NotificationSoundSource
+import ru.kalinamall.seaca.data.SessionStore
+import java.io.File
+
+object NotificationSoundResolver {
+    private const val CUSTOM_SOUND_FILE = "custom_notification_sound"
+
+    fun resolve(context: Context, settings: NotificationSoundSettings): Uri {
+        return when (settings.source) {
+            NotificationSoundSource.SYSTEM -> defaultNotificationUri()
+            NotificationSoundSource.CUSTOM -> {
+                playableCustomUri(context, settings.customUri) ?: defaultNotificationUri()
+            }
+        }
+    }
+
+    suspend fun normalizeStoredSettings(context: Context, store: SessionStore): NotificationSoundSettings {
+        val settings = store.getNotificationSoundSettings()
+        if (settings.source != NotificationSoundSource.CUSTOM || settings.customUri.isNullOrBlank()) {
+            return settings
+        }
+        if (isInternalSoundUri(context, settings.customUri)) {
+            return settings
+        }
+        val imported = importCustomSound(context, Uri.parse(settings.customUri)) ?: return settings
+        store.setNotificationSound(NotificationSoundSource.CUSTOM, imported)
+        return store.getNotificationSoundSettings()
+    }
+
+    fun defaultNotificationUri(): Uri =
+        RingtoneManager.getDefaultUri(RingtoneManager.TYPE_NOTIFICATION)
+
+    fun displayName(context: Context, settings: NotificationSoundSettings): String {
+        return try {
+            val uri = resolve(context, settings)
+            RingtoneManager.getRingtone(context, uri)?.getTitle(context) ?: "—"
+        } catch (_: Exception) {
+            "—"
+        }
+    }
+
+    /**
+     * Copies picker/system URI into app storage so FCM in a fresh process can read it.
+     * Returns stored URI string (FileProvider or android.resource).
+     */
+    fun importCustomSound(context: Context, source: Uri): String? {
+        if (ContentResolver.SCHEME_ANDROID_RESOURCE == source.scheme) {
+            return source.toString()
+        }
+        if (defaultNotificationUri().toString() == source.toString()) {
+            return source.toString()
+        }
+        persistCustomUri(context, source)
+        val dest = File(context.filesDir, CUSTOM_SOUND_FILE)
+        return try {
+            context.contentResolver.openInputStream(source)?.use { input ->
+                dest.outputStream().use { output -> input.copyTo(output) }
+            } ?: return null
+            internalFileUri(context, dest).toString()
+        } catch (_: Exception) {
+            null
+        }
+    }
+
+    private fun playableCustomUri(context: Context, stored: String?): Uri? {
+        if (stored.isNullOrBlank()) return null
+        val parsed = Uri.parse(stored)
+        if (isInternalSoundUri(context, stored)) {
+            val file = File(context.filesDir, CUSTOM_SOUND_FILE)
+            return if (file.isFile) internalFileUri(context, file) else null
+        }
+        if (ContentResolver.SCHEME_ANDROID_RESOURCE == parsed.scheme) {
+            return parsed
+        }
+        return importCustomSound(context, parsed)?.let { Uri.parse(it) }
+    }
+
+    private fun isInternalSoundUri(context: Context, stored: String): Boolean {
+        val parsed = Uri.parse(stored)
+        return parsed.authority == fileProviderAuthority(context)
+    }
+
+    private fun internalFileUri(context: Context, file: File): Uri =
+        FileProvider.getUriForFile(context, fileProviderAuthority(context), file)
+
+    private fun fileProviderAuthority(context: Context): String =
+        "${context.packageName}.fileprovider"
+
+    private fun persistCustomUri(context: Context, uri: Uri) {
+        if (uri.scheme != ContentResolver.SCHEME_CONTENT) return
+        try {
+            context.contentResolver.takePersistableUriPermission(
+                uri,
+                Intent.FLAG_GRANT_READ_URI_PERMISSION,
+            )
+        } catch (_: SecurityException) {
+            // Best-effort; internal copy is the reliable path.
+        }
+    }
+}
@@ -0,0 +1,60 @@
+package ru.kalinamall.seaca.push
+
+import com.google.firebase.messaging.FirebaseMessagingService
+import com.google.firebase.messaging.RemoteMessage
+import kotlinx.coroutines.CoroutineScope
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.SupervisorJob
+import kotlinx.coroutines.launch
+import kotlinx.coroutines.runBlocking
+import ru.kalinamall.seaca.data.NotificationMode
+import ru.kalinamall.seaca.data.SacRepository
+
+class SeacaMessagingService : FirebaseMessagingService() {
+    private val scope = CoroutineScope(SupervisorJob() + Dispatchers.IO)
+    private val repo by lazy { SacRepository(applicationContext) }
+
+    override fun onMessageReceived(message: RemoteMessage) {
+        if (AppForegroundState.isInForeground()) return
+        val mode = runBlocking { repo.session.getNotificationMode() }
+        when (mode) {
+            NotificationMode.OFF -> return
+            NotificationMode.PUSH_SILENT -> show(message, silent = true)
+            NotificationMode.PUSH_SOUND -> show(message, silent = false)
+        }
+    }
+
+    private fun show(message: RemoteMessage, silent: Boolean) {
+        val data = message.data
+        val title = data["title"] ?: message.notification?.title ?: "SAC"
+        val body = data["body"] ?: message.notification?.body ?: ""
+        val soundUri = if (silent) {
+            NotificationSoundResolver.defaultNotificationUri()
+        } else {
+            val settings = runBlocking {
+                NotificationSoundResolver.normalizeStoredSettings(applicationContext, repo.session)
+            }
+            NotificationSoundResolver.resolve(this, settings)
+        }
+        NotificationHelper.show(
+            context = this,
+            title = title,
+            body = body,
+            severity = data["severity"],
+            kind = data["kind"],
+            id = data["id"],
+            silent = silent,
+            soundUri = soundUri,
+        )
+    }
+
+    override fun onNewToken(token: String) {
+        scope.launch {
+            runCatching {
+                if (repo.session.getAccessToken() != null) {
+                    repo.registerFcmToken(token)
+                }
+            }
+        }
+    }
+}
@@ -0,0 +1,48 @@
+package ru.kalinamall.seaca.security
+
+import androidx.biometric.BiometricManager
+import androidx.biometric.BiometricPrompt
+import androidx.core.content.ContextCompat
+import androidx.fragment.app.FragmentActivity
+
+object BiometricGate {
+    fun canAuthenticate(activity: FragmentActivity): Boolean {
+        val mgr = BiometricManager.from(activity)
+        return mgr.canAuthenticate(BiometricManager.Authenticators.BIOMETRIC_STRONG) ==
+            BiometricManager.BIOMETRIC_SUCCESS
+    }
+
+    fun authenticate(
+        activity: FragmentActivity,
+        onSuccess: () -> Unit,
+        onFailure: () -> Unit,
+    ) {
+        if (!canAuthenticate(activity)) {
+            onSuccess()
+            return
+        }
+        val executor = ContextCompat.getMainExecutor(activity)
+        val prompt = BiometricPrompt(
+            activity,
+            executor,
+            object : BiometricPrompt.AuthenticationCallback() {
+                override fun onAuthenticationSucceeded(result: BiometricPrompt.AuthenticationResult) {
+                    onSuccess()
+                }
+
+                override fun onAuthenticationError(errorCode: Int, errString: CharSequence) {
+                    onFailure()
+                }
+
+                override fun onAuthenticationFailed() = Unit
+            },
+        )
+        prompt.authenticate(
+            BiometricPrompt.PromptInfo.Builder()
+                .setTitle("Seaca")
+                .setSubtitle("Подтвердите доступ")
+                .setNegativeButtonText("Отмена")
+                .build(),
+        )
+    }
+}
@@ -0,0 +1,38 @@
+package ru.kalinamall.seaca.security
+
+import java.security.SecureRandom
+import java.security.cert.X509Certificate
+import javax.net.ssl.HostnameVerifier
+import javax.net.ssl.SSLContext
+import javax.net.ssl.SSLSocketFactory
+import javax.net.ssl.TrustManager
+import javax.net.ssl.X509TrustManager
+
+object TlsTrust {
+    private val permissiveManager = object : X509TrustManager {
+        override fun checkClientTrusted(chain: Array<out X509Certificate>?, authType: String?) = Unit
+        override fun checkServerTrusted(chain: Array<out X509Certificate>?, authType: String?) = Unit
+        override fun getAcceptedIssuers(): Array<X509Certificate> = emptyArray()
+    }
+
+    private val defaultManager: X509TrustManager by lazy {
+        val tmf = javax.net.ssl.TrustManagerFactory.getInstance(
+            javax.net.ssl.TrustManagerFactory.getDefaultAlgorithm(),
+        )
+        tmf.init(null as java.security.KeyStore?)
+        tmf.trustManagers.filterIsInstance<X509TrustManager>().first()
+    }
+
+    fun trustManager(trustAll: Boolean): X509TrustManager = if (trustAll) permissiveManager else defaultManager
+
+    fun socketFactory(trustAll: Boolean): SSLSocketFactory {
+        val ctx = SSLContext.getInstance("TLS")
+        ctx.init(null, arrayOf<TrustManager>(trustManager(trustAll)), SecureRandom())
+        return ctx.socketFactory
+    }
+
+    fun hostnameVerifier(trustAll: Boolean): HostnameVerifier =
+        if (trustAll) HostnameVerifier { _, _ -> true } else HostnameVerifier { host, session ->
+            javax.net.ssl.HttpsURLConnection.getDefaultHostnameVerifier().verify(host, session)
+        }
+}
@@ -0,0 +1,61 @@
+package ru.kalinamall.seaca.ui
+
+import android.app.Activity
+import android.content.ActivityNotFoundException
+import android.content.Intent
+import android.media.RingtoneManager
+import android.net.Uri
+import android.os.Build
+import androidx.fragment.app.FragmentActivity
+import androidx.lifecycle.lifecycleScope
+import kotlinx.coroutines.launch
+import ru.kalinamall.seaca.push.NotificationSoundResolver
+
+object RingtonePicker {
+    private const val REQUEST_CODE = 9001
+
+    private var callback: (suspend (Uri?) -> Unit)? = null
+
+    fun launch(activity: FragmentActivity, currentUri: Uri, onResult: suspend (Uri?) -> Unit) {
+        callback = onResult
+        (activity as? ExternalPickerHost)?.beginExternalPickerFlow()
+        val intent = Intent(RingtoneManager.ACTION_RINGTONE_PICKER).apply {
+            putExtra(RingtoneManager.EXTRA_RINGTONE_TYPE, RingtoneManager.TYPE_NOTIFICATION)
+            putExtra(RingtoneManager.EXTRA_RINGTONE_SHOW_DEFAULT, true)
+            putExtra(RingtoneManager.EXTRA_RINGTONE_SHOW_SILENT, false)
+            putExtra(RingtoneManager.EXTRA_RINGTONE_DEFAULT_URI, NotificationSoundResolver.defaultNotificationUri())
+            putExtra(RingtoneManager.EXTRA_RINGTONE_EXISTING_URI, currentUri)
+        }
+        try {
+            @Suppress("DEPRECATION")
+            activity.startActivityForResult(intent, REQUEST_CODE)
+        } catch (_: ActivityNotFoundException) {
+            callback = null
+            throw ActivityNotFoundException()
+        }
+    }
+
+    fun handleActivityResult(activity: FragmentActivity, requestCode: Int, resultCode: Int, data: Intent?) {
+        if (requestCode != REQUEST_CODE) return
+        val onResult = callback ?: return
+        callback = null
+        val uri = if (resultCode == Activity.RESULT_OK) readResult(data) else null
+        activity.lifecycleScope.launch {
+            runCatching { onResult(uri) }
+        }
+    }
+
+    private fun readResult(data: Intent?): Uri? {
+        if (data == null) return null
+        return if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.TIRAMISU) {
+            data.getParcelableExtra(RingtoneManager.EXTRA_RINGTONE_PICKED_URI, Uri::class.java)
+        } else {
+            @Suppress("DEPRECATION")
+            data.getParcelableExtra(RingtoneManager.EXTRA_RINGTONE_PICKED_URI)
+        }
+    }
+}
+
+interface ExternalPickerHost {
+    fun beginExternalPickerFlow()
+}
@@ -0,0 +1,239 @@
+package ru.kalinamall.seaca.ui.components
+
+import androidx.compose.foundation.layout.Arrangement
+import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.Row
+import androidx.compose.foundation.layout.fillMaxWidth
+import androidx.compose.foundation.layout.padding
+import androidx.compose.material3.AlertDialog
+import androidx.compose.material3.Button
+import androidx.compose.material3.ButtonDefaults
+import androidx.compose.material3.CircularProgressIndicator
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.OutlinedButton
+import androidx.compose.material3.Surface
+import androidx.compose.material3.Text
+import androidx.compose.material3.TextButton
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.getValue
+import androidx.compose.runtime.mutableStateOf
+import androidx.compose.runtime.remember
+import androidx.compose.runtime.rememberCoroutineScope
+import androidx.compose.runtime.setValue
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.unit.dp
+import kotlinx.coroutines.launch
+import retrofit2.HttpException
+import ru.kalinamall.seaca.data.HostSessionItem
+import ru.kalinamall.seaca.data.HostSessionTerminateRequest
+import ru.kalinamall.seaca.data.SacRepository
+
+@Composable
+fun HostSessionsSection(
+    repo: SacRepository,
+    hostId: Long,
+    modifier: Modifier = Modifier,
+) {
+    val scope = rememberCoroutineScope()
+    var loading by remember(hostId) { mutableStateOf(false) }
+    var loaded by remember(hostId) { mutableStateOf(false) }
+    var sessions by remember(hostId) { mutableStateOf<List<HostSessionItem>>(emptyList()) }
+    var error by remember(hostId) { mutableStateOf<String?>(null) }
+    var message by remember(hostId) { mutableStateOf<String?>(null) }
+    var messageOk by remember(hostId) { mutableStateOf(true) }
+    var terminatingId by remember(hostId) { mutableStateOf<String?>(null) }
+    var confirmSession by remember(hostId) { mutableStateOf<HostSessionItem?>(null) }
+
+    fun load() {
+        scope.launch {
+            loading = true
+            error = null
+            message = null
+            try {
+                val res = repo.withAuth { it.postHostSessionsList(hostId) }
+                if (!res.ok) {
+                    error = res.message
+                    sessions = emptyList()
+                } else {
+                    sessions = res.sessions
+                    loaded = true
+                }
+            } catch (e: Exception) {
+                error = if (e is HttpException) SacRepository.parseError(e) else e.message
+            } finally {
+                loading = false
+            }
+        }
+    }
+
+    fun terminate(sessionId: String) {
+        scope.launch {
+            terminatingId = sessionId
+            message = null
+            try {
+                val res = repo.withAuth {
+                    it.postHostSessionTerminate(hostId, HostSessionTerminateRequest(sessionId))
+                }
+                messageOk = res.ok
+                message = res.message
+                if (res.ok) {
+                    sessions = sessions.filter { it.sessionId != sessionId }
+                }
+            } catch (e: Exception) {
+                messageOk = false
+                message = if (e is HttpException) SacRepository.parseError(e) else e.message
+            } finally {
+                terminatingId = null
+            }
+        }
+    }
+
+    confirmSession?.let { session ->
+        AlertDialog(
+            onDismissRequest = { confirmSession = null },
+            title = { Text("Завершить сессию?") },
+            text = { Text("Завершить сессию ${session.sessionId} (${session.user})?") },
+            confirmButton = {
+                Button(
+                    colors = ButtonDefaults.buttonColors(
+                        containerColor = MaterialTheme.colorScheme.error,
+                        contentColor = MaterialTheme.colorScheme.onError,
+                    ),
+                    onClick = {
+                        val sid = session.sessionId
+                        confirmSession = null
+                        terminate(sid)
+                    },
+                ) { Text("Завершить") }
+            },
+            dismissButton = {
+                TextButton(onClick = { confirmSession = null }) { Text("Отмена") }
+            },
+        )
+    }
+
+    Column(modifier, verticalArrangement = Arrangement.spacedBy(8.dp)) {
+        Text(
+            "Залогиненные пользователи",
+            style = MaterialTheme.typography.titleMedium,
+            color = MaterialTheme.colorScheme.primary,
+        )
+        Text(
+            "Linux: loginctl, Windows: qwinsta. Нужны учётные данные admin в настройках SAC.",
+            style = MaterialTheme.typography.bodySmall,
+            color = MaterialTheme.colorScheme.onSurfaceVariant,
+        )
+        error?.let {
+            Text(it, color = MaterialTheme.colorScheme.error, style = MaterialTheme.typography.bodySmall)
+        }
+        if (loaded) {
+            if (sessions.isEmpty()) {
+                Text(
+                    "Активных сессий не найдено.",
+                    style = MaterialTheme.typography.bodySmall,
+                    color = MaterialTheme.colorScheme.onSurfaceVariant,
+                )
+            } else {
+                sessions.forEach { session ->
+                    HostSessionRow(
+                        session = session,
+                        terminating = terminatingId == session.sessionId,
+                        enabled = terminatingId == null && !loading,
+                        onTerminate = { confirmSession = session },
+                    )
+                }
+            }
+            message?.let {
+                Text(
+                    it,
+                    color = if (messageOk) MaterialTheme.colorScheme.primary else MaterialTheme.colorScheme.error,
+                    style = MaterialTheme.typography.bodySmall,
+                )
+            }
+        }
+        OutlinedButton(
+            enabled = !loading,
+            onClick = { load() },
+        ) {
+            if (loading) {
+                Row(
+                    horizontalArrangement = Arrangement.spacedBy(8.dp),
+                    verticalAlignment = Alignment.CenterVertically,
+                ) {
+                    CircularProgressIndicator()
+                    Text("Загрузка…")
+                }
+            } else {
+                Text(if (loaded) "Обновить" else "Показать пользователей")
+            }
+        }
+    }
+}
+
+@Composable
+private fun HostSessionRow(
+    session: HostSessionItem,
+    terminating: Boolean,
+    enabled: Boolean,
+    onTerminate: () -> Unit,
+) {
+    Surface(
+        modifier = Modifier.fillMaxWidth(),
+        shape = MaterialTheme.shapes.medium,
+        color = MaterialTheme.colorScheme.surfaceContainerHigh,
+    ) {
+        Row(
+            Modifier
+                .fillMaxWidth()
+                .padding(horizontal = 12.dp, vertical = 8.dp),
+            horizontalArrangement = Arrangement.SpaceBetween,
+            verticalAlignment = Alignment.CenterVertically,
+        ) {
+            Column(Modifier.weight(1f), verticalArrangement = Arrangement.spacedBy(2.dp)) {
+                Text(session.user, style = MaterialTheme.typography.bodyMedium)
+                Text(
+                    buildString {
+                        append("ID ${session.sessionId}")
+                        session.tty?.takeIf { it.isNotBlank() }?.let { append(" · $it") }
+                        session.sessionName?.takeIf { it.isNotBlank() }?.let { append(" · $it") }
+                        session.state?.takeIf { it.isNotBlank() }?.let { append(" · $it") }
+                    },
+                    style = MaterialTheme.typography.bodySmall,
+                    color = MaterialTheme.colorScheme.onSurfaceVariant,
+                )
+            }
+            if (terminating) {
+                CircularProgressIndicator(modifier = Modifier.padding(start = 8.dp))
+            } else {
+                Button(
+                    enabled = enabled,
+                    colors = ButtonDefaults.buttonColors(
+                        containerColor = MaterialTheme.colorScheme.error,
+                        contentColor = MaterialTheme.colorScheme.onError,
+                    ),
+                    onClick = onTerminate,
+                ) { Text("Завершить") }
+            }
+        }
+    }
+}
+
+@Composable
+fun EventSessionTerminateButton(
+    enabled: Boolean,
+    loading: Boolean,
+    onClick: () -> Unit,
+    modifier: Modifier = Modifier,
+) {
+    OutlinedButton(
+        enabled = enabled && !loading,
+        onClick = onClick,
+        modifier = modifier,
+        colors = ButtonDefaults.outlinedButtonColors(
+            contentColor = MaterialTheme.colorScheme.error,
+        ),
+    ) {
+        Text(if (loading) "…" else "Завершить")
+    }
+}
@@ -0,0 +1,48 @@
+package ru.kalinamall.seaca.ui.components
+
+import androidx.compose.material.icons.Icons
+import androidx.compose.material.icons.automirrored.filled.ArrowBack
+import androidx.compose.material.icons.automirrored.filled.ArrowForward
+import androidx.compose.material3.Icon
+import androidx.compose.material3.IconButton
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.Modifier
+
+@Composable
+fun BackArrowButton(
+    onClick: () -> Unit,
+    enabled: Boolean = true,
+    modifier: Modifier = Modifier,
+) {
+    IconButton(onClick = onClick, enabled = enabled, modifier = modifier) {
+        Icon(
+            Icons.AutoMirrored.Filled.ArrowBack,
+            contentDescription = "Назад",
+            tint = if (enabled) {
+                MaterialTheme.colorScheme.primary
+            } else {
+                MaterialTheme.colorScheme.onSurface.copy(alpha = 0.38f)
+            },
+        )
+    }
+}
+
+@Composable
+fun ForwardArrowButton(
+    onClick: () -> Unit,
+    enabled: Boolean = true,
+    modifier: Modifier = Modifier,
+) {
+    IconButton(onClick = onClick, enabled = enabled, modifier = modifier) {
+        Icon(
+            Icons.AutoMirrored.Filled.ArrowForward,
+            contentDescription = "Вперёд",
+            tint = if (enabled) {
+                MaterialTheme.colorScheme.primary
+            } else {
+                MaterialTheme.colorScheme.onSurface.copy(alpha = 0.38f)
+            },
+        )
+    }
+}
@@ -0,0 +1,39 @@
+package ru.kalinamall.seaca.ui.components
+
+import androidx.compose.foundation.border
+import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.shape.RoundedCornerShape
+import androidx.compose.material3.Surface
+import androidx.compose.material3.Text
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.graphics.Color
+import androidx.compose.ui.text.font.FontWeight
+import androidx.compose.ui.unit.dp
+import androidx.compose.ui.unit.sp
+
+private val RdgAccessText = Color(0xFF7EC8E3)
+private val RdgAccessBackground = Color(0x1A7EC8E3)
+private val RdgAccessBorder = Color(0x667EC8E3)
+
+@Composable
+fun RdgAccessBadge(
+    path: String,
+    modifier: Modifier = Modifier,
+) {
+    Surface(
+        modifier = modifier
+            .border(1.dp, RdgAccessBorder, RoundedCornerShape(4.dp)),
+        shape = RoundedCornerShape(4.dp),
+        color = RdgAccessBackground,
+    ) {
+        Text(
+            text = path,
+            modifier = Modifier.padding(horizontal = 6.dp, vertical = 2.dp),
+            color = RdgAccessText,
+            fontSize = 11.sp,
+            fontWeight = FontWeight.SemiBold,
+            letterSpacing = 0.3.sp,
+        )
+    }
+}
@@ -0,0 +1,43 @@
+package ru.kalinamall.seaca.ui.components
+
+import androidx.compose.foundation.border
+import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.shape.RoundedCornerShape
+import androidx.compose.material3.Surface
+import androidx.compose.material3.Text
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.graphics.Color
+import androidx.compose.ui.text.font.FontWeight
+import androidx.compose.ui.unit.dp
+import androidx.compose.ui.unit.sp
+
+private val RdgFlapText = Color(0xFFF0C674)
+private val RdgFlapBackground = Color(0x1FF0C674)
+private val RdgFlapBorder = Color(0x73F0C674)
+
+@Composable
+fun RdgFlapBadge(
+    modifier: Modifier = Modifier,
+    pairEventId: Long? = null,
+) {
+    val label = buildString {
+        append("RDG FLAP")
+        if (pairEventId != null) append(" #$pairEventId")
+    }
+    Surface(
+        modifier = modifier
+            .border(1.dp, RdgFlapBorder, RoundedCornerShape(4.dp)),
+        shape = RoundedCornerShape(4.dp),
+        color = RdgFlapBackground,
+    ) {
+        Text(
+            text = label,
+            modifier = Modifier.padding(horizontal = 6.dp, vertical = 2.dp),
+            color = RdgFlapText,
+            fontSize = 11.sp,
+            fontWeight = FontWeight.SemiBold,
+            letterSpacing = 0.3.sp,
+        )
+    }
+}
@@ -0,0 +1,334 @@
+package ru.kalinamall.seaca.ui.components
+
+import androidx.compose.foundation.layout.Arrangement
+import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.Row
+import androidx.compose.foundation.layout.fillMaxWidth
+import androidx.compose.foundation.layout.heightIn
+import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.rememberScrollState
+import androidx.compose.foundation.verticalScroll
+import androidx.compose.material3.AlertDialog
+import androidx.compose.material3.Button
+import androidx.compose.material3.ButtonDefaults
+import androidx.compose.material3.CircularProgressIndicator
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.OutlinedButton
+import androidx.compose.material3.OutlinedTextField
+import androidx.compose.material3.Surface
+import androidx.compose.material3.Text
+import androidx.compose.material3.TextButton
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.getValue
+import androidx.compose.runtime.mutableIntStateOf
+import androidx.compose.runtime.mutableStateOf
+import androidx.compose.runtime.remember
+import androidx.compose.runtime.rememberCoroutineScope
+import androidx.compose.runtime.setValue
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.unit.dp
+import androidx.compose.ui.window.Dialog
+import androidx.compose.ui.window.DialogProperties
+import kotlinx.coroutines.launch
+import retrofit2.HttpException
+import ru.kalinamall.seaca.data.EventDetail
+import ru.kalinamall.seaca.data.EventSummary
+import ru.kalinamall.seaca.data.LogoffActionRequest
+import ru.kalinamall.seaca.data.SacRepository
+import ru.kalinamall.seaca.ui.util.QwinstaSessionRow
+import ru.kalinamall.seaca.ui.util.agentCommandError
+import ru.kalinamall.seaca.ui.util.parseQwinstaSessions
+import ru.kalinamall.seaca.ui.util.rdgQwinstaEventId
+
+class RdgQwinstaController(private val repo: SacRepository) {
+    var open by mutableStateOf(false)
+        private set
+    var loading by mutableStateOf(false)
+        private set
+    var error by mutableStateOf<String?>(null)
+        private set
+    var meta by mutableStateOf<String?>(null)
+        private set
+    var stdout by mutableStateOf<String?>(null)
+        private set
+    var sessions by mutableStateOf<List<QwinstaSessionRow>>(emptyList())
+        private set
+    var logoffSessionId by mutableStateOf<Int?>(null)
+        private set
+    var targetEventId by mutableStateOf<Long?>(null)
+        private set
+    private var actorUser: String? = null
+
+    fun openFor(event: EventSummary, scope: kotlinx.coroutines.CoroutineScope) {
+        val targetId = rdgQwinstaEventId(event) ?: return
+        targetEventId = targetId
+        actorUser = event.actorUser
+        open = true
+        runQwinsta(scope)
+    }
+
+    fun openFor(event: EventDetail, scope: kotlinx.coroutines.CoroutineScope) {
+        val targetId = rdgQwinstaEventId(event) ?: return
+        targetEventId = targetId
+        actorUser = event.actorUser
+        open = true
+        runQwinsta(scope)
+    }
+
+    fun dismiss() {
+        if (!loading && logoffSessionId == null) {
+            open = false
+        }
+    }
+
+    fun runQwinsta(scope: kotlinx.coroutines.CoroutineScope) {
+        val targetId = targetEventId ?: return
+        scope.launch {
+            loading = true
+            error = null
+            stdout = null
+            sessions = emptyList()
+            try {
+                val cmd = repo.withAuth { it.postEventQwinsta(targetId) }
+                meta = listOfNotNull(cmd.clientHostname, cmd.internalIp, cmd.target)
+                    .joinToString(" · ")
+                    .ifBlank { null }
+                val cmdError = agentCommandError(cmd)
+                if (cmdError != null) {
+                    error = cmdError
+                } else {
+                    val out = cmd.resultStdout.orEmpty()
+                    stdout = out.ifBlank { null }
+                    sessions = parseQwinstaSessions(out, actorUser)
+                }
+            } catch (e: Exception) {
+                error = if (e is HttpException) SacRepository.parseError(e) else e.message
+            } finally {
+                loading = false
+            }
+        }
+    }
+
+    fun logoff(sessionId: Int, scope: kotlinx.coroutines.CoroutineScope, onDone: () -> Unit = {}) {
+        val targetId = targetEventId ?: return
+        scope.launch {
+            logoffSessionId = sessionId
+            error = null
+            try {
+                val cmd = repo.withAuth {
+                    it.postEventLogoff(targetId, LogoffActionRequest(sessionId))
+                }
+                val cmdError = agentCommandError(cmd)
+                if (cmdError != null) {
+                    error = cmdError
+                } else {
+                    runQwinsta(scope)
+                }
+            } catch (e: Exception) {
+                error = if (e is HttpException) SacRepository.parseError(e) else e.message
+            } finally {
+                logoffSessionId = null
+                onDone()
+            }
+        }
+    }
+}
+
+@Composable
+fun rememberRdgQwinstaController(repo: SacRepository): RdgQwinstaController =
+    remember(repo) { RdgQwinstaController(repo) }
+
+@Composable
+fun RdgQwinstaDialog(
+    controller: RdgQwinstaController,
+    modifier: Modifier = Modifier,
+) {
+    if (!controller.open) return
+    val scope = rememberCoroutineScope()
+    var confirmSessionId by remember { mutableIntStateOf(-1) }
+    var manualSessionId by remember { mutableStateOf("") }
+
+    if (confirmSessionId >= 0) {
+        AlertDialog(
+            onDismissRequest = { confirmSessionId = -1 },
+            title = { Text("Завершить сеанс?") },
+            text = { Text("Отправить logoff для сеанса ID $confirmSessionId на клиентском ПК?") },
+            confirmButton = {
+                Button(
+                    colors = ButtonDefaults.buttonColors(
+                        containerColor = MaterialTheme.colorScheme.error,
+                        contentColor = MaterialTheme.colorScheme.onError,
+                    ),
+                    onClick = {
+                        val id = confirmSessionId
+                        confirmSessionId = -1
+                        controller.logoff(id, scope)
+                    },
+                ) { Text("logoff") }
+            },
+            dismissButton = {
+                TextButton(onClick = { confirmSessionId = -1 }) { Text("Отмена") }
+            },
+        )
+    }
+
+    Dialog(
+        onDismissRequest = { controller.dismiss() },
+        properties = DialogProperties(usePlatformDefaultWidth = false),
+    ) {
+        Surface(
+            modifier = modifier
+                .fillMaxWidth()
+                .padding(horizontal = 16.dp),
+            shape = MaterialTheme.shapes.large,
+            color = MaterialTheme.colorScheme.surface,
+        ) {
+            Column(
+                Modifier
+                    .padding(16.dp)
+                    .heightIn(max = 520.dp)
+                    .verticalScroll(rememberScrollState()),
+                verticalArrangement = Arrangement.spacedBy(10.dp),
+            ) {
+                Text("Оборвать сессию", style = MaterialTheme.typography.titleLarge)
+                controller.meta?.let {
+                    Text(it, style = MaterialTheme.typography.bodySmall, color = MaterialTheme.colorScheme.onSurfaceVariant)
+                }
+                when {
+                    controller.loading -> {
+                        Row(verticalAlignment = Alignment.CenterVertically, horizontalArrangement = Arrangement.spacedBy(8.dp)) {
+                            CircularProgressIndicator()
+                            Text("Ожидание ответа…")
+                        }
+                    }
+                    controller.error != null -> {
+                        Text(controller.error!!, color = MaterialTheme.colorScheme.error)
+                    }
+                }
+
+                if (controller.sessions.isNotEmpty()) {
+                    Text(
+                        "Сеансы — нажмите logoff, чтобы оборвать зависшую сессию:",
+                        style = MaterialTheme.typography.bodyMedium,
+                        color = MaterialTheme.colorScheme.primary,
+                    )
+                    controller.sessions.forEach { s ->
+                        SessionLogoffRow(
+                            session = s,
+                            logoffEnabled = !controller.loading && controller.logoffSessionId == null,
+                            logoffInProgress = controller.logoffSessionId == s.id,
+                            onLogoff = { confirmSessionId = s.id },
+                        )
+                    }
+                } else if (!controller.loading && controller.stdout != null) {
+                    Text(
+                        "Сеансы не распознаны автоматически. Введите ID из вывода ниже:",
+                        style = MaterialTheme.typography.bodySmall,
+                        color = MaterialTheme.colorScheme.onSurfaceVariant,
+                    )
+                    Row(
+                        Modifier.fillMaxWidth(),
+                        horizontalArrangement = Arrangement.spacedBy(8.dp),
+                        verticalAlignment = Alignment.CenterVertically,
+                    ) {
+                        OutlinedTextField(
+                            value = manualSessionId,
+                            onValueChange = { manualSessionId = it.filter { ch -> ch.isDigit() } },
+                            label = { Text("ID сеанса") },
+                            singleLine = true,
+                            modifier = Modifier.weight(1f),
+                        )
+                        Button(
+                            enabled = manualSessionId.isNotBlank() && !controller.loading && controller.logoffSessionId == null,
+                            colors = ButtonDefaults.buttonColors(
+                                containerColor = MaterialTheme.colorScheme.error,
+                                contentColor = MaterialTheme.colorScheme.onError,
+                            ),
+                            onClick = {
+                                manualSessionId.toIntOrNull()?.let { confirmSessionId = it }
+                            },
+                        ) { Text("logoff") }
+                    }
+                }
+
+                controller.stdout?.let { raw ->
+                    Text("Вывод qwinsta", style = MaterialTheme.typography.labelMedium, color = MaterialTheme.colorScheme.primary)
+                    Text(raw, style = MaterialTheme.typography.bodySmall)
+                }
+                if (controller.stdout == null && !controller.loading && controller.error == null) {
+                    Text("Нет вывода", style = MaterialTheme.typography.bodySmall, color = MaterialTheme.colorScheme.onSurfaceVariant)
+                }
+
+                Row(
+                    Modifier.fillMaxWidth(),
+                    horizontalArrangement = Arrangement.End,
+                ) {
+                    TextButton(
+                        enabled = !controller.loading && controller.logoffSessionId == null,
+                        onClick = { controller.dismiss() },
+                    ) { Text("Закрыть") }
+                }
+            }
+        }
+    }
+}
+
+@Composable
+private fun SessionLogoffRow(
+    session: QwinstaSessionRow,
+    logoffEnabled: Boolean,
+    logoffInProgress: Boolean,
+    onLogoff: () -> Unit,
+) {
+    Surface(
+        modifier = Modifier.fillMaxWidth(),
+        shape = MaterialTheme.shapes.medium,
+        color = MaterialTheme.colorScheme.surfaceContainerHigh,
+    ) {
+        Row(
+            Modifier
+                .fillMaxWidth()
+                .padding(horizontal = 12.dp, vertical = 8.dp),
+            horizontalArrangement = Arrangement.SpaceBetween,
+            verticalAlignment = Alignment.CenterVertically,
+        ) {
+            Column(Modifier.weight(1f), verticalArrangement = Arrangement.spacedBy(2.dp)) {
+                Text(session.sessionName, style = MaterialTheme.typography.bodyMedium)
+                Text(
+                    "${session.userName} · ID ${session.id} · ${session.state}",
+                    style = MaterialTheme.typography.bodySmall,
+                    color = MaterialTheme.colorScheme.onSurfaceVariant,
+                )
+            }
+            if (logoffInProgress) {
+                CircularProgressIndicator(modifier = Modifier.padding(start = 8.dp))
+            } else {
+                Button(
+                    enabled = logoffEnabled,
+                    colors = ButtonDefaults.buttonColors(
+                        containerColor = MaterialTheme.colorScheme.error,
+                        contentColor = MaterialTheme.colorScheme.onError,
+                    ),
+                    onClick = onLogoff,
+                ) { Text("logoff") }
+            }
+        }
+    }
+}
+
+@Composable
+fun RdgQwinstaButton(
+    controller: RdgQwinstaController,
+    enabled: Boolean = true,
+    modifier: Modifier = Modifier,
+    onClick: () -> Unit,
+) {
+    OutlinedButton(
+        enabled = enabled && !controller.loading,
+        onClick = onClick,
+        modifier = modifier,
+    ) {
+        Text(if (controller.loading) "…" else "Оборвать сессию")
+    }
+}
@@ -0,0 +1,125 @@
+package ru.kalinamall.seaca.ui.screens
+
+import androidx.compose.foundation.layout.Arrangement
+import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.fillMaxSize
+import androidx.compose.foundation.layout.fillMaxWidth
+import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.rememberScrollState
+import androidx.compose.foundation.verticalScroll
+import androidx.compose.material3.Button
+import androidx.compose.material3.Checkbox
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.OutlinedTextField
+import androidx.compose.material3.Text
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.getValue
+import androidx.compose.runtime.mutableStateOf
+import androidx.compose.runtime.remember
+import androidx.compose.runtime.rememberCoroutineScope
+import androidx.compose.runtime.setValue
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.unit.dp
+import kotlinx.coroutines.launch
+import ru.kalinamall.seaca.data.SacRepository
+
+@Composable
+fun ConnectScreen(
+    repo: SacRepository,
+    onConnected: () -> Unit,
+) {
+    var serverUrl by remember { mutableStateOf("") }
+    var enrollmentCode by remember { mutableStateOf("") }
+    var username by remember { mutableStateOf("") }
+    var password by remember { mutableStateOf("") }
+    var displayName by remember { mutableStateOf(android.os.Build.MODEL) }
+    var trustCert by remember { mutableStateOf(false) }
+    var loading by remember { mutableStateOf(false) }
+    var error by remember { mutableStateOf<String?>(null) }
+    val scope = rememberCoroutineScope()
+
+    Column(
+        modifier = Modifier
+            .fillMaxSize()
+            .verticalScroll(rememberScrollState())
+            .padding(20.dp),
+        verticalArrangement = Arrangement.spacedBy(12.dp),
+    ) {
+        Text("Seaca", style = MaterialTheme.typography.headlineMedium)
+        Text("Подключение к Security Alert Center", style = MaterialTheme.typography.bodyMedium)
+        OutlinedTextField(
+            value = serverUrl,
+            onValueChange = { serverUrl = it },
+            label = { Text("URL сервера") },
+            placeholder = { Text("https://host.example") },
+            modifier = Modifier.fillMaxWidth(),
+            singleLine = true,
+        )
+        OutlinedTextField(
+            value = enrollmentCode,
+            onValueChange = { enrollmentCode = it },
+            label = { Text("Код регистрации") },
+            modifier = Modifier.fillMaxWidth(),
+            singleLine = true,
+        )
+        OutlinedTextField(
+            value = username,
+            onValueChange = { username = it },
+            label = { Text("Логин SAC (если нужен)") },
+            modifier = Modifier.fillMaxWidth(),
+            singleLine = true,
+        )
+        OutlinedTextField(
+            value = password,
+            onValueChange = { password = it },
+            label = { Text("Пароль SAC") },
+            modifier = Modifier.fillMaxWidth(),
+            singleLine = true,
+        )
+        OutlinedTextField(
+            value = displayName,
+            onValueChange = { displayName = it },
+            label = { Text("Имя устройства") },
+            modifier = Modifier.fillMaxWidth(),
+            singleLine = true,
+        )
+        Column(horizontalAlignment = Alignment.Start) {
+            Checkbox(checked = trustCert, onCheckedChange = { trustCert = it })
+            Text("Доверять сертификату (внутренняя сеть / self-signed)")
+        }
+        error?.let { Text(it, color = MaterialTheme.colorScheme.error) }
+        Button(
+            onClick = {
+                loading = true
+                error = null
+                scope.launch {
+                    try {
+                        repo.checkHealth(serverUrl, trustCert)
+                        repo.enroll(
+                            serverUrl = serverUrl,
+                            enrollmentCode = enrollmentCode,
+                            username = username,
+                            password = password,
+                            displayName = displayName,
+                            fcmToken = null,
+                            trustAll = trustCert,
+                        )
+                        onConnected()
+                    } catch (e: Exception) {
+                        error = when (e) {
+                            is retrofit2.HttpException -> SacRepository.parseError(e)
+                            else -> e.message ?: "Ошибка подключения"
+                        }
+                    } finally {
+                        loading = false
+                    }
+                }
+            },
+            enabled = !loading && serverUrl.isNotBlank() && enrollmentCode.isNotBlank(),
+            modifier = Modifier.fillMaxWidth(),
+        ) {
+            Text(if (loading) "Подключение…" else "Подключиться")
+        }
+    }
+}
@@ -0,0 +1,821 @@
+package ru.kalinamall.seaca.ui.screens
+
+import android.content.ActivityNotFoundException
+import android.widget.Toast
+import androidx.compose.runtime.rememberUpdatedState
+import androidx.fragment.app.FragmentActivity
+import android.media.RingtoneManager
+import androidx.compose.foundation.clickable
+import androidx.compose.foundation.layout.Arrangement
+import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.Row
+import androidx.compose.foundation.layout.fillMaxSize
+import androidx.compose.foundation.layout.fillMaxWidth
+import androidx.compose.foundation.layout.navigationBarsPadding
+import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.lazy.LazyColumn
+import androidx.compose.foundation.lazy.items
+import androidx.compose.foundation.rememberScrollState
+import androidx.compose.foundation.verticalScroll
+import androidx.compose.material3.AlertDialog
+import androidx.compose.material3.Button
+import androidx.compose.material3.ButtonDefaults
+import androidx.compose.material3.OutlinedButton
+import androidx.compose.material3.TextButton
+import androidx.compose.material3.Card
+import androidx.compose.material3.CardDefaults
+import androidx.compose.material3.CircularProgressIndicator
+import androidx.compose.material3.ExperimentalMaterial3Api
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.RadioButton
+import androidx.compose.material3.Surface
+import androidx.compose.material3.Tab
+import androidx.compose.material3.TabRow
+import androidx.compose.material3.Text
+import androidx.compose.material3.pulltorefresh.PullToRefreshBox
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.LaunchedEffect
+import androidx.compose.runtime.collectAsState
+import androidx.compose.runtime.getValue
+import androidx.compose.runtime.mutableIntStateOf
+import androidx.compose.runtime.mutableStateOf
+import androidx.compose.runtime.remember
+import androidx.compose.runtime.rememberCoroutineScope
+import androidx.compose.runtime.setValue
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.platform.LocalContext
+import androidx.compose.ui.res.stringResource
+import androidx.compose.ui.unit.dp
+import kotlinx.coroutines.launch
+import kotlinx.serialization.json.JsonElement
+import retrofit2.HttpException
+import ru.kalinamall.seaca.R
+import ru.kalinamall.seaca.data.EventSummary
+import ru.kalinamall.seaca.data.EventDetail
+import ru.kalinamall.seaca.data.HostDetail
+import androidx.lifecycle.compose.collectAsStateWithLifecycle
+import ru.kalinamall.seaca.data.DateTimeDisplayMode
+import ru.kalinamall.seaca.data.NotificationMode
+import ru.kalinamall.seaca.data.NotificationSoundSettings
+import ru.kalinamall.seaca.data.NotificationSoundSource
+import ru.kalinamall.seaca.data.ProblemDetail
+import ru.kalinamall.seaca.data.LogoffActionRequest
+import ru.kalinamall.seaca.data.SacRepository
+import ru.kalinamall.seaca.ui.components.RdgQwinstaButton
+import ru.kalinamall.seaca.ui.components.RdgQwinstaDialog
+import ru.kalinamall.seaca.ui.components.rememberRdgQwinstaController
+import ru.kalinamall.seaca.ui.components.EventSessionTerminateButton
+import ru.kalinamall.seaca.ui.components.HostSessionsSection
+import ru.kalinamall.seaca.ui.util.hasRdgFlapUi
+import ru.kalinamall.seaca.ui.util.rdgQwinstaEventId
+import ru.kalinamall.seaca.ui.util.eventSupportsSessionTerminate
+import ru.kalinamall.seaca.ui.util.sessionTerminateLabel
+import ru.kalinamall.seaca.push.NotificationHelper
+import ru.kalinamall.seaca.push.NotificationSoundResolver
+import ru.kalinamall.seaca.ui.RingtonePicker
+import ru.kalinamall.seaca.ui.components.BackArrowButton
+import ru.kalinamall.seaca.ui.components.ForwardArrowButton
+import ru.kalinamall.seaca.ui.util.SacDateTimes
+import ru.kalinamall.seaca.ui.util.dailyReportTypeLabel
+import ru.kalinamall.seaca.ui.util.formatEventDetails
+import ru.kalinamall.seaca.ui.util.inventoryFieldLines
+import ru.kalinamall.seaca.ui.util.isDailyReportType
+import ru.kalinamall.seaca.ui.util.reportTextFromDetails
+
+private enum class HostDetailTab(val label: String) {
+    Info("Информация"),
+    Events("События"),
+}
+
+@Composable
+fun EventDetailScreen(repo: SacRepository, id: Long, onBack: () -> Unit) {
+    var data by remember { mutableStateOf<EventDetail?>(null) }
+    var error by remember { mutableStateOf<String?>(null) }
+    var loading by remember { mutableStateOf(true) }
+    val scope = rememberCoroutineScope()
+    val qwinsta = rememberRdgQwinstaController(repo)
+    var terminateLoading by remember { mutableStateOf(false) }
+    var terminateConfirm by remember { mutableStateOf(false) }
+    var terminateMessage by remember { mutableStateOf<String?>(null) }
+    val dateMode by repo.session.dateTimeDisplayMode.collectAsStateWithLifecycle(
+        initialValue = DateTimeDisplayMode.SLASH,
+    )
+
+    LaunchedEffect(id) {
+        loading = true
+        try {
+            data = repo.withAuth { it.getEvent(id) }
+        } catch (e: Exception) {
+            error = e.message
+        } finally {
+            loading = false
+        }
+    }
+
+    DetailFrame(title = data?.title ?: "Событие", loading, error, onBack) {
+        val d = data ?: return@DetailFrame
+        if (!d.rdgAccessPath.isNullOrBlank()) {
+            Field("Путь RDS", d.rdgAccessPath)
+        }
+        if (hasRdgFlapUi(d)) {
+            Field("RDG flap", "302→303 — возможна зависшая сессия на ПК пользователя")
+            d.rdgFlapPairEventId?.let { Field("Пара", "#$it") }
+        }
+        rdgQwinstaEventId(d)?.let {
+            RdgQwinstaButton(
+                controller = qwinsta,
+                onClick = { qwinsta.openFor(d, scope) },
+                modifier = Modifier.padding(vertical = 4.dp),
+            )
+        }
+        if (eventSupportsSessionTerminate(d)) {
+            EventSessionTerminateButton(
+                enabled = !terminateLoading,
+                loading = terminateLoading,
+                onClick = { terminateConfirm = true },
+                modifier = Modifier.padding(vertical = 4.dp),
+            )
+            terminateMessage?.let {
+                Text(it, color = MaterialTheme.colorScheme.error, style = MaterialTheme.typography.bodySmall)
+            }
+        }
+        Field("Severity", d.severity)
+        Field(
+            "Тип",
+            if (isDailyReportType(d.type)) dailyReportTypeLabel(d.type) else d.type,
+        )
+        Field("Хост", d.hostname)
+        Field("Время", SacDateTimes.format(d.occurredAt, dateMode))
+        Field("Кратко", d.summary)
+        if (isDailyReportType(d.type)) {
+            reportTextFromDetails(d.details)?.let { MultilineField("Отчёт", it) }
+                ?: Field("Отчёт", "Полный текст отчёта недоступен")
+        } else {
+            EventDetailsSection(d.type, d.details, d.payload)
+        }
+    }
+
+    if (terminateConfirm) {
+        val d = data
+        AlertDialog(
+            onDismissRequest = { terminateConfirm = false },
+            title = { Text("Завершить сессию?") },
+            text = {
+                Text(
+                    if (d != null) {
+                        "Завершить сессию пользователя ${sessionTerminateLabel(d)}?"
+                    } else {
+                        "Завершить сессию пользователя?"
+                    },
+                )
+            },
+            confirmButton = {
+                Button(
+                    colors = ButtonDefaults.buttonColors(
+                        containerColor = MaterialTheme.colorScheme.error,
+                        contentColor = MaterialTheme.colorScheme.onError,
+                    ),
+                    onClick = {
+                        terminateConfirm = false
+                        scope.launch {
+                            terminateLoading = true
+                            terminateMessage = null
+                            try {
+                                val res = repo.withAuth { it.postEventTerminateSession(id) }
+                                if (!res.ok) {
+                                    terminateMessage = res.message
+                                } else {
+                                    data = data?.copy(sessionTerminated = true)
+                                }
+                            } catch (e: Exception) {
+                                terminateMessage = if (e is HttpException) SacRepository.parseError(e) else e.message
+                            } finally {
+                                terminateLoading = false
+                            }
+                        }
+                    },
+                ) { Text("Завершить") }
+            },
+            dismissButton = {
+                TextButton(onClick = { terminateConfirm = false }) { Text("Отмена") }
+            },
+        )
+    }
+
+    RdgQwinstaDialog(qwinsta)
+}
+
+@Composable
+private fun EventDetailsSection(type: String, details: JsonElement?, payload: JsonElement?) {
+    val formatted = formatEventDetails(type, details, payload)
+    if (formatted?.hasContent == true) {
+        Text(
+            "Детали",
+            style = MaterialTheme.typography.titleMedium,
+            color = MaterialTheme.colorScheme.primary,
+            modifier = Modifier.padding(top = 4.dp),
+        )
+        formatted.multilineText?.let { text ->
+            MultilineField(formatted.multilineLabel ?: "Сообщение", text)
+        }
+        formatted.fields.forEach { (label, value) -> Field(label, value) }
+    } else if (details != null) {
+        Field("Детали", details.toPrettyString())
+    }
+}
+
+@Composable
+fun ProblemDetailScreen(
+    repo: SacRepository,
+    id: Long,
+    canOperate: Boolean,
+    onBack: () -> Unit,
+    onChanged: () -> Unit,
+) {
+    var data by remember { mutableStateOf<ProblemDetail?>(null) }
+    var error by remember { mutableStateOf<String?>(null) }
+    var loading by remember { mutableStateOf(true) }
+    var acting by remember { mutableStateOf(false) }
+    val scope = rememberCoroutineScope()
+    val dateMode by repo.session.dateTimeDisplayMode.collectAsStateWithLifecycle(
+        initialValue = DateTimeDisplayMode.SLASH,
+    )
+
+    fun load() {
+        scope.launch {
+            loading = true
+            error = null
+            try {
+                data = repo.withAuth { it.getProblem(id) }
+            } catch (e: Exception) {
+                error = e.message
+            } finally {
+                loading = false
+            }
+        }
+    }
+
+    LaunchedEffect(id) { load() }
+
+    DetailFrame(title = data?.title ?: "Проблема", loading, error, onBack) {
+        val d = data ?: return@DetailFrame
+        Field("Статус", d.status)
+        Field("Severity", d.severity)
+        Field("Хост", d.hostname ?: "—")
+        Field("Кратко", d.summary)
+        if (canOperate && d.status in listOf("open", "acknowledged")) {
+            Row(horizontalArrangement = Arrangement.spacedBy(8.dp)) {
+                if (d.status == "open") {
+                    Button(
+                        enabled = !acting,
+                        onClick = {
+                            acting = true
+                            scope.launch {
+                                try {
+                                    repo.withAuth { it.ackProblem(id) }
+                                    load()
+                                    onChanged()
+                                } catch (e: Exception) {
+                                    error = e.message
+                                } finally {
+                                    acting = false
+                                }
+                            }
+                        },
+                    ) { Text("Подтвердить") }
+                }
+                Button(
+                    enabled = !acting,
+                    onClick = {
+                        acting = true
+                        scope.launch {
+                            try {
+                                repo.withAuth { it.resolveProblem(id) }
+                                load()
+                                onChanged()
+                            } catch (e: Exception) {
+                                error = e.message
+                            } finally {
+                                acting = false
+                            }
+                        }
+                    },
+                ) { Text("Закрыть") }
+            }
+        }
+        if (d.events.isNotEmpty()) {
+            Text("Связанные события", style = MaterialTheme.typography.titleMedium, color = MaterialTheme.colorScheme.onSurface)
+            d.events.forEach { e ->
+                Text(
+                    "${e.severity} · ${e.title}\n${SacDateTimes.format(e.occurredAt, dateMode)}",
+                    style = MaterialTheme.typography.bodySmall,
+                    color = MaterialTheme.colorScheme.onSurfaceVariant,
+                )
+            }
+        }
+    }
+}
+
+@Composable
+fun HostDetailScreen(
+    repo: SacRepository,
+    id: Long,
+    onOpenEvent: (Long) -> Unit,
+    onBack: () -> Unit,
+) {
+    var data by remember { mutableStateOf<HostDetail?>(null) }
+    var error by remember { mutableStateOf<String?>(null) }
+    var loading by remember { mutableStateOf(true) }
+    var selectedTab by remember { mutableIntStateOf(HostDetailTab.Info.ordinal) }
+    val dateMode by repo.session.dateTimeDisplayMode.collectAsStateWithLifecycle(
+        initialValue = DateTimeDisplayMode.SLASH,
+    )
+
+    LaunchedEffect(id) {
+        loading = true
+        try {
+            data = repo.withAuth { it.getHost(id) }
+        } catch (e: Exception) {
+            error = e.message
+        } finally {
+            loading = false
+        }
+    }
+
+    Column(
+        Modifier
+            .fillMaxSize()
+            .navigationBarsPadding(),
+    ) {
+        Row(
+            Modifier
+                .fillMaxWidth()
+                .padding(start = 4.dp, end = 16.dp, top = 8.dp),
+            verticalAlignment = Alignment.CenterVertically,
+        ) {
+            BackArrowButton(onClick = onBack)
+            Text(
+                data?.hostname ?: "Хост",
+                style = MaterialTheme.typography.titleLarge,
+                color = MaterialTheme.colorScheme.onSurface,
+                modifier = Modifier.padding(start = 4.dp),
+            )
+        }
+        error?.let {
+            Text(
+                it,
+                color = MaterialTheme.colorScheme.error,
+                modifier = Modifier.padding(horizontal = 16.dp),
+            )
+        }
+        if (loading) {
+            CircularProgressIndicator(
+                color = MaterialTheme.colorScheme.primary,
+                modifier = Modifier.padding(16.dp),
+            )
+        } else {
+            val host = data ?: return@Column
+            TabRow(selectedTabIndex = selectedTab) {
+                HostDetailTab.entries.forEachIndexed { index, tab ->
+                    Tab(
+                        selected = selectedTab == index,
+                        onClick = { selectedTab = index },
+                        text = { Text(tab.label) },
+                    )
+                }
+            }
+            when (HostDetailTab.entries[selectedTab]) {
+                HostDetailTab.Info -> HostInfoContent(host, repo, dateMode)
+                HostDetailTab.Events -> HostEventsContent(
+                    repo = repo,
+                    hostId = host.id,
+                    onOpenEvent = onOpenEvent,
+                )
+            }
+        }
+    }
+}
+
+@Composable
+private fun HostInfoContent(host: HostDetail, repo: SacRepository, dateMode: DateTimeDisplayMode) {
+    Column(
+        Modifier
+            .fillMaxSize()
+            .verticalScroll(rememberScrollState())
+            .padding(16.dp),
+        verticalArrangement = Arrangement.spacedBy(8.dp),
+    ) {
+        Field("Продукт", host.product)
+        Field("Версия", host.productVersion ?: "—")
+        Field("ОС", "${host.osFamily} ${host.osVersion.orEmpty()}".trim())
+        Field("Агент", host.agentStatus)
+        Field("Последний контакт", SacDateTimes.format(host.lastSeenAt, dateMode))
+        HostSessionsSection(repo = repo, hostId = host.id)
+        host.inventory?.let { inv ->
+            val lines = inventoryFieldLines(inv)
+            if (lines.isEmpty()) {
+                Field("Inventory", "—")
+            } else {
+                Text("Железо и ПО", style = MaterialTheme.typography.titleMedium, color = MaterialTheme.colorScheme.primary)
+                lines.forEach { (label, value) -> Field(label, value) }
+            }
+        }
+    }
+}
+
+@OptIn(ExperimentalMaterial3Api::class)
+@Composable
+private fun HostEventsContent(
+    repo: SacRepository,
+    hostId: Long,
+    onOpenEvent: (Long) -> Unit,
+) {
+    var page by remember { mutableIntStateOf(1) }
+    var items by remember { mutableStateOf<List<EventSummary>>(emptyList()) }
+    var total by remember { mutableIntStateOf(0) }
+    var loading by remember { mutableStateOf(true) }
+    var refreshing by remember { mutableStateOf(false) }
+    var error by remember { mutableStateOf<String?>(null) }
+    val scope = rememberCoroutineScope()
+    val dateMode by repo.session.dateTimeDisplayMode.collectAsStateWithLifecycle(
+        initialValue = DateTimeDisplayMode.SLASH,
+    )
+
+    fun load(showRefreshIndicator: Boolean = false) {
+        scope.launch {
+            if (showRefreshIndicator) refreshing = true else loading = true
+            error = null
+            try {
+                val res = repo.withAuth {
+                    it.listEvents(
+                        page = page,
+                        pageSize = 30,
+                        hostId = hostId,
+                        includeHidden = true,
+                    )
+                }
+                items = res.items
+                total = res.total
+            } catch (e: Exception) {
+                error = e.message
+            } finally {
+                loading = false
+                refreshing = false
+            }
+        }
+    }
+
+    LaunchedEffect(page, hostId) { load() }
+
+    Column(
+        Modifier
+            .fillMaxSize()
+            .padding(16.dp),
+    ) {
+        error?.let { Text(it, color = MaterialTheme.colorScheme.error) }
+        PullToRefreshBox(
+            isRefreshing = refreshing,
+            onRefresh = { load(showRefreshIndicator = true) },
+            modifier = Modifier.weight(1f),
+        ) {
+            if (items.isEmpty() && loading) {
+                CircularProgressIndicator(color = MaterialTheme.colorScheme.primary)
+            } else {
+                LazyColumn {
+                    items(items, key = { it.id }) { event ->
+                        Card(
+                            Modifier
+                                .fillMaxWidth()
+                                .padding(vertical = 4.dp)
+                                .clickable { onOpenEvent(event.id) },
+                            colors = CardDefaults.cardColors(
+                                containerColor = MaterialTheme.colorScheme.surfaceContainer,
+                                contentColor = MaterialTheme.colorScheme.onSurface,
+                            ),
+                        ) {
+                            Column(Modifier.padding(12.dp)) {
+                                Text(
+                                    "${event.severity} · ${event.title}",
+                                    style = MaterialTheme.typography.bodyLarge,
+                                    color = MaterialTheme.colorScheme.onSurface,
+                                )
+                                Text(
+                                    SacDateTimes.format(event.occurredAt, dateMode),
+                                    style = MaterialTheme.typography.bodySmall,
+                                    color = MaterialTheme.colorScheme.onSurfaceVariant,
+                                )
+                            }
+                        }
+                    }
+                }
+            }
+        }
+        Row(
+            Modifier.fillMaxWidth(),
+            horizontalArrangement = Arrangement.SpaceBetween,
+            verticalAlignment = Alignment.CenterVertically,
+        ) {
+            BackArrowButton(onClick = { if (page > 1) page-- }, enabled = page > 1)
+            Text("Стр. $page · всего $total", color = MaterialTheme.colorScheme.onSurface)
+            ForwardArrowButton(onClick = { page++ }, enabled = page * 30 < total)
+        }
+    }
+}
+
+@Composable
+fun DeviceScreen(repo: SacRepository, onLogout: () -> Unit) {
+    var baseUrl by remember { mutableStateOf<String?>(null) }
+    var username by remember { mutableStateOf<String?>(null) }
+    var role by remember { mutableStateOf<String?>(null) }
+    var deviceId by remember { mutableStateOf(0) }
+    val context = LocalContext.current
+    val notificationMode by repo.session.notificationMode.collectAsState(initial = NotificationMode.PUSH_SOUND)
+    val soundSettings by repo.session.notificationSoundSettings.collectAsStateWithLifecycle(
+        initialValue = NotificationSoundSettings(NotificationSoundSource.SYSTEM, null),
+    )
+    val dateTimeMode by repo.session.dateTimeDisplayMode.collectAsStateWithLifecycle(
+        initialValue = DateTimeDisplayMode.SLASH,
+    )
+    val scope = rememberCoroutineScope()
+    val activity = context as? FragmentActivity
+    val latestSoundSettings by rememberUpdatedState(soundSettings)
+
+    suspend fun applySoundChannels(settings: NotificationSoundSettings) {
+        NotificationHelper.ensureChannels(
+            context,
+            NotificationSoundResolver.resolve(context, settings),
+        )
+    }
+
+    LaunchedEffect(soundSettings, notificationMode) {
+        if (notificationMode == NotificationMode.PUSH_SOUND) {
+            val normalized = repo.session.let {
+                NotificationSoundResolver.normalizeStoredSettings(context, it)
+            }
+            applySoundChannels(normalized)
+        }
+    }
+
+    fun openRingtonePicker() {
+        if (activity == null) {
+            Toast.makeText(context, "Не удалось открыть выбор звука", Toast.LENGTH_SHORT).show()
+            return
+        }
+        val currentUri = NotificationSoundResolver.resolve(context, latestSoundSettings)
+        try {
+            RingtonePicker.launch(activity, currentUri) { uri ->
+                if (uri == null) {
+                    repo.session.setNotificationSound(NotificationSoundSource.SYSTEM, null)
+                } else {
+                    val stored = NotificationSoundResolver.importCustomSound(context, uri)
+                    if (stored == null) {
+                        Toast.makeText(context, "Не удалось сохранить звук", Toast.LENGTH_LONG).show()
+                        return@launch
+                    }
+                    repo.session.setNotificationSound(NotificationSoundSource.CUSTOM, stored)
+                }
+                applySoundChannels(repo.session.getNotificationSoundSettings())
+            }
+        } catch (_: ActivityNotFoundException) {
+            Toast.makeText(context, "На устройстве нет выбора звука уведомлений", Toast.LENGTH_LONG).show()
+        }
+    }
+
+    fun previewSound() {
+        RingtoneManager.getRingtone(context, NotificationSoundResolver.resolve(context, soundSettings))?.play()
+    }
+
+    LaunchedEffect(Unit) {
+        baseUrl = repo.session.getBaseUrl()
+        username = repo.session.getUsername()
+        role = repo.session.getRole()
+        deviceId = repo.session.getDeviceId()
+    }
+
+    Surface(
+        modifier = Modifier.fillMaxSize(),
+        color = MaterialTheme.colorScheme.background,
+    ) {
+        Column(
+            Modifier
+                .fillMaxSize()
+                .verticalScroll(rememberScrollState())
+                .padding(16.dp)
+                .navigationBarsPadding(),
+            verticalArrangement = Arrangement.spacedBy(8.dp),
+        ) {
+            Text(
+                "Моё устройство",
+                style = MaterialTheme.typography.titleLarge,
+                color = MaterialTheme.colorScheme.onSurface,
+            )
+            Field("Сервер", baseUrl ?: "—")
+            Field("Пользователь", username ?: "—")
+            Field("Роль", role ?: "—")
+            Field("Device ID", deviceId.toString())
+            Field("Версия", ru.kalinamall.seaca.BuildConfig.VERSION_NAME)
+
+            Text(
+                stringResource(R.string.notification_mode_title),
+                style = MaterialTheme.typography.titleMedium,
+                color = MaterialTheme.colorScheme.primary,
+                modifier = Modifier.padding(top = 8.dp),
+            )
+            NotificationMode.entries.forEach { mode ->
+                Row(
+                    Modifier
+                        .fillMaxWidth()
+                        .padding(vertical = 2.dp),
+                    verticalAlignment = Alignment.CenterVertically,
+                ) {
+                    RadioButton(
+                        selected = notificationMode == mode,
+                        onClick = {
+                            scope.launch { repo.session.setNotificationMode(mode) }
+                        },
+                    )
+                    Text(
+                        mode.label,
+                        modifier = Modifier.padding(start = 8.dp),
+                        style = MaterialTheme.typography.bodyMedium,
+                        color = MaterialTheme.colorScheme.onSurface,
+                    )
+                }
+            }
+
+            if (notificationMode == NotificationMode.PUSH_SOUND) {
+                Text(
+                    stringResource(R.string.notification_sound_title),
+                    style = MaterialTheme.typography.titleMedium,
+                    color = MaterialTheme.colorScheme.primary,
+                    modifier = Modifier.padding(top = 8.dp),
+                )
+                NotificationSoundSource.entries.forEach { source ->
+                    Row(
+                        Modifier
+                            .fillMaxWidth()
+                            .padding(vertical = 2.dp),
+                        verticalAlignment = Alignment.CenterVertically,
+                    ) {
+                        RadioButton(
+                            selected = soundSettings.source == source,
+                            onClick = {
+                                when (source) {
+                                    NotificationSoundSource.SYSTEM -> {
+                                        scope.launch {
+                                            repo.session.setNotificationSound(source, null)
+                                            applySoundChannels(repo.session.getNotificationSoundSettings())
+                                        }
+                                    }
+                                    NotificationSoundSource.CUSTOM -> {
+                                        if (soundSettings.customUri.isNullOrBlank()) {
+                                            openRingtonePicker()
+                                        } else {
+                                            scope.launch {
+                                                repo.session.setNotificationSound(source, soundSettings.customUri)
+                                                applySoundChannels(repo.session.getNotificationSoundSettings())
+                                            }
+                                        }
+                                    }
+                                }
+                            },
+                        )
+                        Text(
+                            source.label,
+                            modifier = Modifier.padding(start = 8.dp),
+                            style = MaterialTheme.typography.bodyMedium,
+                            color = MaterialTheme.colorScheme.onSurface,
+                        )
+                    }
+                }
+                Text(
+                    stringResource(
+                        R.string.notification_sound_current,
+                        NotificationSoundResolver.displayName(context, soundSettings),
+                    ),
+                    style = MaterialTheme.typography.bodySmall,
+                    color = MaterialTheme.colorScheme.onSurfaceVariant,
+                )
+                Row(horizontalArrangement = Arrangement.spacedBy(8.dp)) {
+                    if (soundSettings.source == NotificationSoundSource.CUSTOM) {
+                        Button(onClick = { openRingtonePicker() }) {
+                            Text(stringResource(R.string.notification_sound_pick))
+                        }
+                    }
+                    Button(onClick = { previewSound() }) {
+                        Text(stringResource(R.string.notification_sound_preview))
+                    }
+                }
+            }
+
+            Text(
+                stringResource(R.string.date_time_format_title),
+                style = MaterialTheme.typography.titleMedium,
+                color = MaterialTheme.colorScheme.primary,
+                modifier = Modifier.padding(top = 8.dp),
+            )
+            DateTimeDisplayMode.entries.forEach { mode ->
+                Row(
+                    Modifier
+                        .fillMaxWidth()
+                        .padding(vertical = 2.dp),
+                    verticalAlignment = Alignment.CenterVertically,
+                ) {
+                    RadioButton(
+                        selected = dateTimeMode == mode,
+                        onClick = {
+                            scope.launch { repo.session.setDateTimeDisplayMode(mode) }
+                        },
+                    )
+                    Text(
+                        mode.label,
+                        modifier = Modifier.padding(start = 8.dp),
+                        style = MaterialTheme.typography.bodyMedium,
+                        color = MaterialTheme.colorScheme.onSurface,
+                    )
+                }
+            }
+
+            Button(
+                onClick = {
+                    scope.launch {
+                        repo.logout()
+                        onLogout()
+                    }
+                },
+                modifier = Modifier.fillMaxWidth(),
+            ) { Text("Выйти") }
+        }
+    }
+}
+
+@Composable
+private fun DetailFrame(
+    title: String,
+    loading: Boolean,
+    error: String?,
+    onBack: () -> Unit,
+    content: @Composable () -> Unit,
+) {
+    Column(
+        Modifier
+            .fillMaxSize()
+            .verticalScroll(rememberScrollState())
+            .padding(16.dp)
+            .navigationBarsPadding(),
+        verticalArrangement = Arrangement.spacedBy(8.dp),
+    ) {
+        Row(verticalAlignment = Alignment.CenterVertically) {
+            BackArrowButton(onClick = onBack)
+            Text(
+                title,
+                style = MaterialTheme.typography.titleLarge,
+                color = MaterialTheme.colorScheme.onSurface,
+                modifier = Modifier.padding(start = 4.dp),
+            )
+        }
+        error?.let { Text(it, color = MaterialTheme.colorScheme.error) }
+        if (loading) {
+            CircularProgressIndicator(color = MaterialTheme.colorScheme.primary)
+        } else {
+            content()
+        }
+    }
+}
+
+@Composable
+private fun MultilineField(label: String, value: String) {
+    Column(
+        Modifier
+            .fillMaxWidth()
+            .padding(vertical = 4.dp),
+    ) {
+        Text(label, style = MaterialTheme.typography.labelMedium, color = MaterialTheme.colorScheme.primary)
+        Text(
+            value,
+            style = MaterialTheme.typography.bodyMedium,
+            color = MaterialTheme.colorScheme.onSurface,
+            modifier = Modifier.fillMaxWidth(),
+        )
+    }
+}
+
+@Composable
+private fun Field(label: String, value: String) {
+    Column(
+        Modifier
+            .fillMaxWidth()
+            .padding(vertical = 4.dp),
+    ) {
+        Text(label, style = MaterialTheme.typography.labelMedium, color = MaterialTheme.colorScheme.primary)
+        Text(
+            value,
+            style = MaterialTheme.typography.bodyMedium,
+            color = MaterialTheme.colorScheme.onSurface,
+            modifier = Modifier.fillMaxWidth(),
+        )
+    }
+}
+
+private fun JsonElement.toPrettyString(): String = toString()
@@ -0,0 +1,577 @@
+package ru.kalinamall.seaca.ui.screens
+
+import androidx.compose.foundation.clickable
+import androidx.compose.foundation.rememberScrollState
+import androidx.compose.foundation.verticalScroll
+import androidx.compose.foundation.layout.Arrangement
+import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.Row
+import androidx.compose.foundation.layout.fillMaxSize
+import androidx.compose.foundation.layout.fillMaxWidth
+import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.lazy.LazyColumn
+import androidx.compose.foundation.lazy.items
+import androidx.compose.material3.Card
+import androidx.compose.material3.CardDefaults
+import androidx.compose.material3.CircularProgressIndicator
+import androidx.compose.material3.DropdownMenuItem
+import androidx.compose.material3.ExperimentalMaterial3Api
+import androidx.compose.material3.ExposedDropdownMenuBox
+import androidx.compose.material3.ExposedDropdownMenuDefaults
+import androidx.compose.material3.FilterChip
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.MenuAnchorType
+import androidx.compose.material3.AlertDialog
+import androidx.compose.material3.Button
+import androidx.compose.material3.ButtonDefaults
+import androidx.compose.material3.TextButton
+import androidx.compose.material3.OutlinedButton
+import androidx.compose.material3.OutlinedTextField
+import androidx.compose.material3.Text
+import androidx.compose.material3.pulltorefresh.PullToRefreshBox
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.LaunchedEffect
+import androidx.compose.runtime.getValue
+import androidx.compose.runtime.mutableIntStateOf
+import androidx.compose.runtime.mutableStateOf
+import androidx.compose.runtime.remember
+import androidx.compose.runtime.rememberCoroutineScope
+import androidx.compose.runtime.setValue
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.unit.dp
+import androidx.lifecycle.compose.collectAsStateWithLifecycle
+import androidx.lifecycle.compose.LifecycleResumeEffect
+import kotlinx.coroutines.launch
+import retrofit2.HttpException
+import ru.kalinamall.seaca.data.DateTimeDisplayMode
+import ru.kalinamall.seaca.data.DashboardSummary
+import ru.kalinamall.seaca.data.EventListResponse
+import ru.kalinamall.seaca.data.EventSummary
+import ru.kalinamall.seaca.data.HostSummary
+import ru.kalinamall.seaca.data.ProblemSummary
+import ru.kalinamall.seaca.data.SacRepository
+import ru.kalinamall.seaca.ui.components.BackArrowButton
+import ru.kalinamall.seaca.ui.components.EventSessionTerminateButton
+import ru.kalinamall.seaca.ui.components.RdgAccessBadge
+import ru.kalinamall.seaca.ui.components.RdgFlapBadge
+import ru.kalinamall.seaca.ui.components.RdgQwinstaButton
+import ru.kalinamall.seaca.ui.components.RdgQwinstaDialog
+import ru.kalinamall.seaca.ui.components.rememberRdgQwinstaController
+import ru.kalinamall.seaca.ui.components.ForwardArrowButton
+import ru.kalinamall.seaca.ui.util.SacDateTimes
+import ru.kalinamall.seaca.ui.util.hasRdgFlapUi
+import ru.kalinamall.seaca.ui.util.rdgQwinstaEventId
+import ru.kalinamall.seaca.ui.util.eventSupportsSessionTerminate
+import ru.kalinamall.seaca.ui.util.sessionTerminateLabel
+
+private val REPORT_TYPE_OPTIONS = listOf(
+    "report.daily.ssh" to "Отчёты ssh клиентов",
+    "report.daily.rdp" to "Отчёты RDP клиентов",
+)
+
+@OptIn(ExperimentalMaterial3Api::class)
+@Composable
+fun DashboardScreen(repo: SacRepository, refreshKey: Int = 0) {
+    var data by remember { mutableStateOf<DashboardSummary?>(null) }
+    var error by remember { mutableStateOf<String?>(null) }
+    var loading by remember { mutableStateOf(false) }
+    var refreshing by remember { mutableStateOf(false) }
+    val scope = rememberCoroutineScope()
+    val qwinsta = rememberRdgQwinstaController(repo)
+    val dateMode by repo.session.dateTimeDisplayMode.collectAsStateWithLifecycle(
+        initialValue = DateTimeDisplayMode.SLASH,
+    )
+    val scrollState = rememberScrollState()
+
+    fun load(showRefreshIndicator: Boolean = false) {
+        scope.launch {
+            if (showRefreshIndicator) {
+                refreshing = true
+            } else {
+                loading = true
+            }
+            error = null
+            try {
+                data = repo.withAuth { it.dashboardSummary() }
+            } catch (e: Exception) {
+                error = e.message
+            } finally {
+                loading = false
+                refreshing = false
+            }
+        }
+    }
+
+    LaunchedEffect(refreshKey) { load() }
+
+    LifecycleResumeEffect(refreshKey) {
+        load(showRefreshIndicator = data != null)
+        onPauseOrDispose { }
+    }
+
+    PullToRefreshBox(
+        isRefreshing = refreshing,
+        onRefresh = { load(showRefreshIndicator = true) },
+        modifier = Modifier.fillMaxSize(),
+    ) {
+        Column(
+            Modifier
+                .fillMaxSize()
+                .verticalScroll(scrollState)
+                .padding(16.dp),
+            verticalArrangement = Arrangement.spacedBy(8.dp),
+        ) {
+            error?.let { Text(it, color = MaterialTheme.colorScheme.error) }
+            data?.let { d ->
+                StatCard("События 24ч", d.eventsLast24h.toString())
+                StatCard("Проблемы open", d.problemsOpen.toString())
+                StatCard("Хосты", "${d.hostsTotal} (stale: ${d.hostsStale})")
+                Text(
+                    "Последние события",
+                    style = MaterialTheme.typography.titleMedium,
+                    color = MaterialTheme.colorScheme.onSurface,
+                )
+                d.recentEvents.take(8).forEach { e ->
+                    Row(
+                        Modifier.fillMaxWidth(),
+                        horizontalArrangement = Arrangement.spacedBy(8.dp),
+                        verticalAlignment = Alignment.Top,
+                    ) {
+                        Column(Modifier.weight(1f), verticalArrangement = Arrangement.spacedBy(4.dp)) {
+                            if (!e.rdgAccessPath.isNullOrBlank()) {
+                                RdgAccessBadge(path = e.rdgAccessPath)
+                            }
+                            if (hasRdgFlapUi(e)) {
+                                RdgFlapBadge(pairEventId = e.rdgFlapPairEventId)
+                            }
+                            Text(
+                                dashboardRecentEventLine(e),
+                                style = MaterialTheme.typography.bodySmall,
+                                color = MaterialTheme.colorScheme.onSurface,
+                            )
+                            rdgQwinstaEventId(e)?.let {
+                                RdgQwinstaButton(
+                                    controller = qwinsta,
+                                    onClick = { qwinsta.openFor(e, scope) },
+                                )
+                            }
+                        }
+                        Text(
+                            SacDateTimes.format(e.occurredAt, dateMode),
+                            style = MaterialTheme.typography.bodySmall,
+                            color = MaterialTheme.colorScheme.onSurfaceVariant,
+                        )
+                    }
+                }
+            }
+            if (data == null && loading) {
+                CircularProgressIndicator(color = MaterialTheme.colorScheme.primary)
+            }
+        }
+    }
+    RdgQwinstaDialog(qwinsta)
+}
+
+private fun dashboardRecentEventLine(event: EventSummary): String {
+    val body = if (event.type.startsWith("agent.")) {
+        "${event.hostname}: ${event.title}"
+    } else {
+        event.title
+    }
+    return "${event.severity}: $body"
+}
+
+@Composable
+private fun StatCard(label: String, value: String) {
+    Card(
+        Modifier.fillMaxWidth(),
+        colors = CardDefaults.cardColors(
+            containerColor = MaterialTheme.colorScheme.surfaceContainer,
+            contentColor = MaterialTheme.colorScheme.onSurface,
+        ),
+    ) {
+        Column(Modifier.padding(12.dp)) {
+            Text(label, style = MaterialTheme.typography.labelMedium, color = MaterialTheme.colorScheme.onSurfaceVariant)
+            Text(value, style = MaterialTheme.typography.headlineSmall, color = MaterialTheme.colorScheme.onSurface)
+        }
+    }
+}
+
+@OptIn(ExperimentalMaterial3Api::class)
+@Composable
+fun EventsScreen(repo: SacRepository, onOpen: (Long) -> Unit) {
+    var hostname by remember { mutableStateOf("") }
+    val scope = rememberCoroutineScope()
+    val qwinsta = rememberRdgQwinstaController(repo)
+    var terminateLoadingId by remember { mutableStateOf<Long?>(null) }
+    var terminateConfirm by remember { mutableStateOf<EventSummary?>(null) }
+    var terminateError by remember { mutableStateOf<String?>(null) }
+    var locallyTerminatedIds by remember { mutableStateOf(setOf<Long>()) }
+    val dateMode by repo.session.dateTimeDisplayMode.collectAsStateWithLifecycle(
+        initialValue = DateTimeDisplayMode.SLASH,
+    )
+
+    terminateConfirm?.let { event ->
+        AlertDialog(
+            onDismissRequest = { terminateConfirm = null },
+            title = { Text("Завершить сессию?") },
+            text = { Text("Завершить сессию пользователя ${sessionTerminateLabel(event)}?") },
+            confirmButton = {
+                Button(
+                    colors = ButtonDefaults.buttonColors(
+                        containerColor = MaterialTheme.colorScheme.error,
+                        contentColor = MaterialTheme.colorScheme.onError,
+                    ),
+                    onClick = {
+                        val target = event
+                        terminateConfirm = null
+                        scope.launch {
+                            terminateLoadingId = target.id
+                            terminateError = null
+                            try {
+                                val res = repo.withAuth { it.postEventTerminateSession(target.id) }
+                                if (!res.ok) {
+                                    terminateError = res.message
+                                } else {
+                                    locallyTerminatedIds = locallyTerminatedIds + target.id
+                                }
+                            } catch (e: Exception) {
+                                terminateError = if (e is HttpException) SacRepository.parseError(e) else e.message
+                            } finally {
+                                terminateLoadingId = null
+                            }
+                        }
+                    },
+                ) { Text("Завершить") }
+            },
+            dismissButton = {
+                TextButton(onClick = { terminateConfirm = null }) { Text("Отмена") }
+            },
+        )
+    }
+
+    PagedListScreen(
+        title = "События",
+        loadPage = { page, severity, host ->
+            val res = repo.withAuth {
+                it.listEvents(
+                    page = page,
+                    pageSize = 30,
+                    severity = severity,
+                    hostname = host,
+                )
+            }
+            res.items to res.total
+        },
+        itemKey = EventSummary::id,
+        itemLabel = { "${it.severity} · ${it.title}" },
+        itemSub = { "${it.hostname} · ${SacDateTimes.format(it.occurredAt, dateMode)}" },
+        itemRdgAccessPath = { it.rdgAccessPath },
+        itemRdgFlap = { hasRdgFlapUi(it) },
+        itemRdgFlapPairId = { it.rdgFlapPairEventId },
+        itemQwinsta = { rdgQwinstaEventId(it) != null },
+        onQwinsta = { qwinsta.openFor(it, scope) },
+        qwinstaLoading = qwinsta.loading,
+        itemTerminate = {
+            eventSupportsSessionTerminate(it) && it.id !in locallyTerminatedIds
+        },
+        onTerminate = { terminateConfirm = it },
+        terminateLoadingId = terminateLoadingId,
+        onOpen = onOpen,
+        severities = listOf(null, "info", "warning", "high", "critical"),
+        hostnameFilter = hostname,
+        headerContent = {
+            terminateError?.let {
+                Text(it, color = MaterialTheme.colorScheme.error, style = MaterialTheme.typography.bodySmall)
+            }
+            OutlinedTextField(
+                value = hostname,
+                onValueChange = { hostname = it },
+                label = { Text("Хост") },
+                placeholder = { Text("Фильтр по имени хоста") },
+                modifier = Modifier.fillMaxWidth(),
+                singleLine = true,
+            )
+        },
+    )
+    RdgQwinstaDialog(qwinsta)
+}
+
+@OptIn(ExperimentalMaterial3Api::class)
+@Composable
+fun ProblemsScreen(repo: SacRepository, onOpen: (Long) -> Unit) {
+    PagedListScreen(
+        title = "Проблемы",
+        loadPage = { page, filter, _ ->
+            val res = repo.withAuth {
+                it.listProblems(page = page, pageSize = 30, status = filter ?: "open")
+            }
+            res.items to res.total
+        },
+        itemKey = ProblemSummary::id,
+        itemLabel = { "${it.severity} · ${it.title}" },
+        itemSub = { "${it.status} · ${it.hostname ?: "—"}" },
+        onOpen = onOpen,
+        severities = listOf("open", "acknowledged", "resolved"),
+        filterLabel = "Статус",
+    )
+}
+
+@Composable
+fun HostsScreen(repo: SacRepository, onOpen: (Long) -> Unit) {
+    PagedListScreen(
+        title = "Хосты",
+        loadPage = { page, _, _ ->
+            val res = repo.withAuth { it.listHosts(page = page, pageSize = 30) }
+            res.items to res.total
+        },
+        itemKey = HostSummary::id,
+        itemLabel = { it.hostname },
+        itemSub = { "${it.agentStatus} · ${it.product}" },
+        onOpen = onOpen,
+        severities = emptyList(),
+    )
+}
+
+@OptIn(ExperimentalMaterial3Api::class)
+@Composable
+fun ReportsScreen(repo: SacRepository, onOpen: (Long) -> Unit) {
+    var reportType by remember { mutableStateOf("report.daily.ssh") }
+    var expanded by remember { mutableStateOf(false) }
+    var page by remember { mutableIntStateOf(1) }
+    var data by remember { mutableStateOf<EventListResponse?>(null) }
+    var loading by remember { mutableStateOf(true) }
+    var refreshing by remember { mutableStateOf(false) }
+    var error by remember { mutableStateOf<String?>(null) }
+    val scope = rememberCoroutineScope()
+    val dateMode by repo.session.dateTimeDisplayMode.collectAsStateWithLifecycle(
+        initialValue = DateTimeDisplayMode.SLASH,
+    )
+
+    fun load(showRefreshIndicator: Boolean = false) {
+        scope.launch {
+            if (showRefreshIndicator) refreshing = true else loading = true
+            try {
+                data = repo.withAuth { it.listEvents(page = page, pageSize = 30, type = reportType) }
+            } catch (e: Exception) {
+                error = e.message
+            } finally {
+                loading = false
+                refreshing = false
+            }
+        }
+    }
+
+    LaunchedEffect(page, reportType) { load() }
+
+    val reportTypeLabel = REPORT_TYPE_OPTIONS.firstOrNull { it.first == reportType }?.second ?: reportType
+
+    Column(Modifier.fillMaxSize().padding(16.dp)) {
+        ExposedDropdownMenuBox(expanded = expanded, onExpandedChange = { expanded = it }) {
+            OutlinedTextField(
+                readOnly = true,
+                value = reportTypeLabel,
+                onValueChange = {},
+                label = { Text("Тип отчёта") },
+                trailingIcon = { ExposedDropdownMenuDefaults.TrailingIcon(expanded) },
+                modifier = Modifier
+                    .menuAnchor(MenuAnchorType.PrimaryNotEditable)
+                    .fillMaxWidth(),
+            )
+            ExposedDropdownMenu(expanded = expanded, onDismissRequest = { expanded = false }) {
+                REPORT_TYPE_OPTIONS.forEach { (value, label) ->
+                    DropdownMenuItem(
+                        text = { Text(label) },
+                        onClick = { reportType = value; expanded = false; page = 1 },
+                    )
+                }
+            }
+        }
+        error?.let { Text(it, color = MaterialTheme.colorScheme.error) }
+        PullToRefreshBox(
+            isRefreshing = refreshing,
+            onRefresh = { load(showRefreshIndicator = true) },
+            modifier = Modifier.weight(1f),
+        ) {
+            LazyColumn {
+                items(data?.items.orEmpty(), key = { it.id }) { item ->
+                    ListRow(
+                        title = item.summary,
+                        subtitle = "${item.hostname} · ${SacDateTimes.format(item.occurredAt, dateMode)}",
+                        onClick = { onOpen(item.id) },
+                    )
+                }
+            }
+        }
+        PagerBar(page, data?.total ?: 0, 30, onPrev = { if (page > 1) page-- }, onNext = { page++ })
+    }
+}
+
+@OptIn(ExperimentalMaterial3Api::class)
+@Composable
+private fun <T> PagedListScreen(
+    title: String,
+    loadPage: suspend (Int, String?, String?) -> Pair<List<T>, Int>,
+    itemKey: (T) -> Long,
+    itemLabel: (T) -> String,
+    itemSub: (T) -> String,
+    onOpen: (Long) -> Unit,
+    severities: List<String?>,
+    itemRdgAccessPath: ((T) -> String?)? = null,
+    itemRdgFlap: ((T) -> Boolean)? = null,
+    itemRdgFlapPairId: ((T) -> Long?)? = null,
+    itemQwinsta: ((T) -> Boolean)? = null,
+    onQwinsta: ((T) -> Unit)? = null,
+    qwinstaLoading: Boolean = false,
+    itemTerminate: ((T) -> Boolean)? = null,
+    onTerminate: ((T) -> Unit)? = null,
+    terminateLoadingId: Long? = null,
+    filterLabel: String = "Severity",
+    hostnameFilter: String = "",
+    headerContent: @Composable () -> Unit = {},
+) {
+    var page by remember { mutableIntStateOf(1) }
+    var filter by remember { mutableStateOf(severities.firstOrNull()) }
+    var items by remember { mutableStateOf<List<T>>(emptyList()) }
+    var total by remember { mutableIntStateOf(0) }
+    var loading by remember { mutableStateOf(true) }
+    var refreshing by remember { mutableStateOf(false) }
+    var error by remember { mutableStateOf<String?>(null) }
+    val scope = rememberCoroutineScope()
+    val hostQuery = hostnameFilter.trim().ifBlank { null }
+
+    fun load(showRefreshIndicator: Boolean = false) {
+        scope.launch {
+            if (showRefreshIndicator) refreshing = true else loading = true
+            try {
+                val (pageItems, pageTotal) = loadPage(page, filter, hostQuery)
+                items = pageItems
+                total = pageTotal
+            } catch (e: Exception) {
+                error = e.message
+            } finally {
+                loading = false
+                refreshing = false
+            }
+        }
+    }
+
+    LaunchedEffect(hostQuery) {
+        if (page != 1) page = 1
+    }
+
+    LaunchedEffect(page, filter, hostQuery) { load() }
+
+    Column(Modifier.fillMaxSize().padding(16.dp)) {
+        Text(title, style = MaterialTheme.typography.titleLarge, color = MaterialTheme.colorScheme.onSurface)
+        headerContent()
+        if (severities.isNotEmpty()) {
+            Row(horizontalArrangement = Arrangement.spacedBy(8.dp)) {
+                severities.forEach { s ->
+                    FilterChip(
+                        selected = filter == s,
+                        onClick = { filter = s; page = 1 },
+                        label = { Text(s ?: "все") },
+                    )
+                }
+            }
+        }
+        error?.let { Text(it, color = MaterialTheme.colorScheme.error) }
+        PullToRefreshBox(
+            isRefreshing = refreshing,
+            onRefresh = { load(showRefreshIndicator = true) },
+            modifier = Modifier.weight(1f),
+        ) {
+            LazyColumn {
+                items(items, key = { itemKey(it) }) { item ->
+                    ListRow(
+                        title = itemLabel(item),
+                        subtitle = itemSub(item),
+                        onClick = { onOpen(itemKey(item)) },
+                        rdgAccessPath = itemRdgAccessPath?.invoke(item),
+                        rdgFlap = itemRdgFlap?.invoke(item) == true,
+                        rdgFlapPairId = itemRdgFlapPairId?.invoke(item),
+                        showQwinsta = itemQwinsta?.invoke(item) == true,
+                        onQwinstaClick = onQwinsta?.let { handler -> { handler(item) } },
+                        qwinstaLoading = qwinstaLoading,
+                        showTerminate = itemTerminate?.invoke(item) == true,
+                        onTerminateClick = onTerminate?.let { handler -> { handler(item) } },
+                        terminateLoading = terminateLoadingId == itemKey(item),
+                    )
+                }
+            }
+        }
+        PagerBar(page, total, 30, onPrev = { if (page > 1) page-- }, onNext = { if (page * 30 < total) page++ })
+    }
+}
+
+@Composable
+private fun ListRow(
+    title: String,
+    subtitle: String,
+    onClick: () -> Unit,
+    rdgAccessPath: String? = null,
+    rdgFlap: Boolean = false,
+    rdgFlapPairId: Long? = null,
+    showQwinsta: Boolean = false,
+    onQwinstaClick: (() -> Unit)? = null,
+    qwinstaLoading: Boolean = false,
+    showTerminate: Boolean = false,
+    onTerminateClick: (() -> Unit)? = null,
+    terminateLoading: Boolean = false,
+) {
+    Card(
+        Modifier
+            .fillMaxWidth()
+            .padding(vertical = 4.dp),
+        colors = CardDefaults.cardColors(
+            containerColor = MaterialTheme.colorScheme.surfaceContainer,
+            contentColor = MaterialTheme.colorScheme.onSurface,
+        ),
+    ) {
+        Column(Modifier.padding(12.dp), verticalArrangement = Arrangement.spacedBy(4.dp)) {
+            Column(
+                Modifier
+                    .fillMaxWidth()
+                    .clickable(onClick = onClick),
+                verticalArrangement = Arrangement.spacedBy(4.dp),
+            ) {
+                if (!rdgAccessPath.isNullOrBlank()) {
+                    RdgAccessBadge(path = rdgAccessPath)
+                }
+                if (rdgFlap) {
+                    RdgFlapBadge(pairEventId = rdgFlapPairId)
+                }
+                Text(title, style = MaterialTheme.typography.bodyLarge, color = MaterialTheme.colorScheme.onSurface)
+                Text(subtitle, style = MaterialTheme.typography.bodySmall, color = MaterialTheme.colorScheme.onSurfaceVariant)
+            }
+            if (showQwinsta && onQwinstaClick != null) {
+                OutlinedButton(
+                    enabled = !qwinstaLoading,
+                    onClick = onQwinstaClick,
+                ) { Text(if (qwinstaLoading) "…" else "Оборвать сессию") }
+            }
+            if (showTerminate && onTerminateClick != null) {
+                EventSessionTerminateButton(
+                    enabled = !terminateLoading,
+                    loading = terminateLoading,
+                    onClick = onTerminateClick,
+                )
+            }
+        }
+    }
+}
+
+@Composable
+private fun PagerBar(page: Int, total: Int, pageSize: Int, onPrev: () -> Unit, onNext: () -> Unit) {
+    Row(
+        Modifier.fillMaxWidth(),
+        horizontalArrangement = Arrangement.SpaceBetween,
+        verticalAlignment = Alignment.CenterVertically,
+    ) {
+        BackArrowButton(onClick = onPrev, enabled = page > 1)
+        Text("Стр. $page · всего $total", color = MaterialTheme.colorScheme.onSurface)
+        ForwardArrowButton(onClick = onNext, enabled = page * pageSize < total)
+    }
+}
@@ -0,0 +1,44 @@
+package ru.kalinamall.seaca.ui.theme
+
+import androidx.compose.foundation.isSystemInDarkTheme
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.darkColorScheme
+import androidx.compose.material3.lightColorScheme
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.graphics.Color
+
+private val SacDark = darkColorScheme(
+    primary = Color(0xFF3DB8FF),
+    onPrimary = Color(0xFF002A42),
+    background = Color(0xFF0F1419),
+    onBackground = Color(0xFFC5D0DC),
+    surface = Color(0xFF15202B),
+    onSurface = Color(0xFFE8EEF4),
+    surfaceContainer = Color(0xFF1C2834),
+    surfaceContainerLow = Color(0xFF182330),
+    surfaceContainerHigh = Color(0xFF243240),
+    onSurfaceVariant = Color(0xFFB0BEC9),
+    error = Color(0xFFFF8A8A),
+)
+
+private val SacLight = lightColorScheme(
+    primary = Color(0xFF1A6FA0),
+    onPrimary = Color(0xFFFFFFFF),
+    background = Color(0xFFF4F6F8),
+    onBackground = Color(0xFF1A1F24),
+    surface = Color(0xFFFFFFFF),
+    onSurface = Color(0xFF1A1F24),
+    surfaceContainer = Color(0xFFEEF2F5),
+    surfaceContainerLow = Color(0xFFF4F6F8),
+    surfaceContainerHigh = Color(0xFFE4E9ED),
+    onSurfaceVariant = Color(0xFF4A5560),
+)
+
+@Composable
+fun SeacaTheme(content: @Composable () -> Unit) {
+    val dark = isSystemInDarkTheme()
+    MaterialTheme(
+        colorScheme = if (dark) SacDark else SacLight,
+        content = content,
+    )
+}
@@ -0,0 +1,359 @@
+package ru.kalinamall.seaca.ui.util
+
+import kotlinx.serialization.json.JsonElement
+import kotlinx.serialization.json.JsonObject
+import kotlinx.serialization.json.JsonPrimitive
+import kotlinx.serialization.json.contentOrNull
+import kotlinx.serialization.json.jsonArray
+import kotlinx.serialization.json.jsonObject
+import kotlinx.serialization.json.jsonPrimitive
+
+data class FormattedEventDetails(
+    val fields: List<Pair<String, String>> = emptyList(),
+    val multilineLabel: String? = null,
+    val multilineText: String? = null,
+) {
+    val hasContent: Boolean
+        get() = fields.isNotEmpty() || !multilineText.isNullOrBlank()
+}
+
+fun isDailyReportType(type: String): Boolean =
+    type == "report.daily.ssh" || type == "report.daily.rdp"
+
+fun dailyReportTypeLabel(type: String): String = when (type) {
+    "report.daily.ssh" -> "Отчёты ssh клиентов"
+    "report.daily.rdp" -> "Отчёты RDP клиентов"
+    else -> type
+}
+
+private fun isLoginEventType(type: String): Boolean =
+    type.startsWith("rdp.login.") ||
+        type.startsWith("ssh.login.") ||
+        type.startsWith("agent.login.")
+
+/** Текст ежедневного отчёта из details (не сырой JSON). */
+fun reportTextFromDetails(details: JsonElement?): String? {
+    if (details == null) return null
+    val obj = details as? JsonObject ?: return null
+    val body = obj["report_body"]?.jsonPrimitive?.contentOrNull?.trim()
+    if (!body.isNullOrEmpty()) {
+        return normalizeReportPlainText(body)
+    }
+    val html = obj["report_html"]?.jsonPrimitive?.contentOrNull?.trim()
+    if (!html.isNullOrEmpty()) {
+        return normalizeReportPlainText(stripHtmlTags(html))
+    }
+    return null
+}
+
+fun normalizeReportPlainText(body: String): String =
+    body
+        .replace("\r\n", "\n")
+        .replace("\\n", "\n")
+        .replace(Regex("<br\\s*/?>", RegexOption.IGNORE_CASE), "\n")
+        .trim()
+
+private fun stripHtmlTags(html: String): String =
+    html
+        .replace(Regex("<br\\s*/?>", RegexOption.IGNORE_CASE), "\n")
+        .replace(Regex("<[^>]+>"), "")
+        .replace("&nbsp;", " ")
+        .replace("&lt;", "<")
+        .replace("&gt;", ">")
+        .replace("&amp;", "&")
+        .trim()
+
+fun formatEventDetails(
+    type: String,
+    details: JsonElement?,
+    payload: JsonElement? = null,
+): FormattedEventDetails? {
+    val obj = details as? JsonObject ?: return null
+    return when (type) {
+        "agent.lifecycle" -> formatLifecycleDetails(obj, payload)
+        "agent.inventory" -> formatInventoryEventDetails(obj)
+        "rdp.bruteforce.burst" -> formatBruteforceBurstDetails(obj)
+        else -> when {
+            isLoginEventType(type) -> formatLoginDetails(obj)
+            else -> {
+                val fields = extractStructuredDetailFields(obj)
+                if (fields.isEmpty()) null else FormattedEventDetails(fields = fields)
+            }
+        }
+    }
+}
+
+private fun formatLifecycleDetails(obj: JsonObject, payload: JsonElement?): FormattedEventDetails {
+    jsonString(obj, "notification_body")?.let { body ->
+        return FormattedEventDetails(
+            multilineLabel = "Сообщение",
+            multilineText = normalizeReportPlainText(body),
+        )
+    }
+    val fields = mutableListOf<Pair<String, String>>()
+    jsonString(obj, "lifecycle")?.let { fields += "Событие" to lifecycleLabel(it) }
+    jsonString(obj, "trigger")?.let { fields += "Причина" to lifecycleTriggerLabel(it) }
+    sourceProductLine(payload)?.let { fields += it }
+    return FormattedEventDetails(fields = fields)
+}
+
+private fun formatInventoryEventDetails(obj: JsonObject): FormattedEventDetails {
+    val changes = obj["hardware_changes"]?.jsonArray
+    if (changes != null && changes.isNotEmpty()) {
+        val fields = changes.mapIndexedNotNull { index, element ->
+            val change = element.jsonObject
+            val field = jsonString(change, "field") ?: return@mapIndexedNotNull null
+            val old = primitiveDisplay(change["old"]) ?: "—"
+            val new = primitiveDisplay(change["new"]) ?: "—"
+            "Изменение ${index + 1}" to "${hardwareFieldLabel(field)}: $old → $new"
+        }
+        return FormattedEventDetails(fields = fields)
+    }
+    val inventory = obj["inventory"]
+    if (inventory != null) {
+        val lines = inventoryFieldLines(inventory)
+        if (lines.isNotEmpty()) return FormattedEventDetails(fields = lines)
+    }
+    val fallback = extractStructuredDetailFields(obj)
+    return if (fallback.isEmpty()) FormattedEventDetails() else FormattedEventDetails(fields = fallback)
+}
+
+private fun formatBruteforceBurstDetails(obj: JsonObject): FormattedEventDetails {
+    val fields = mutableListOf<Pair<String, String>>()
+    jsonString(obj, "tier")?.let { fields += "Уровень" to it }
+    primitiveDisplay(obj["count"])?.let { fields += "Количество" to it }
+    jsonString(obj, "bucket_key")?.let { fields += "Ключ" to it }
+    jsonString(obj, "ip_address", "source_ip", "ip")?.let { fields += "IP" to it }
+    jsonString(obj, "user", "username")?.let { fields += "Пользователь" to it }
+    if (fields.isEmpty()) {
+        return FormattedEventDetails(fields = extractStructuredDetailFields(obj))
+    }
+    return FormattedEventDetails(fields = fields)
+}
+
+private fun formatLoginDetails(obj: JsonObject): FormattedEventDetails {
+    jsonString(obj, "notification_body")?.let { body ->
+        return FormattedEventDetails(
+            multilineLabel = "Сообщение",
+            multilineText = normalizeReportPlainText(body),
+        )
+    }
+    val fields = mutableListOf<Pair<String, String>>()
+    jsonString(obj, "user", "username")?.let { fields += "Пользователь" to it }
+    jsonString(obj, "ip_address", "source_ip", "ip")?.let { fields += "IP" to it }
+    jsonString(obj, "workstation_name", "computer_name")?.let { fields += "Рабочая станция" to it }
+    jsonString(obj, "process_name", "process")?.let { fields += "Процесс" to it }
+    jsonPrimitiveString(obj, "logon_type")?.let { fields += "Тип входа" to logonTypeLabel(it) }
+    jsonPrimitiveString(obj, "port")?.let { fields += "Порт" to it }
+    val attempt = jsonPrimitiveString(obj, "attempt_number")
+    val maxAttempts = jsonPrimitiveString(obj, "max_attempts")
+    if (attempt != null && maxAttempts != null) {
+        fields += "Попытка" to "$attempt / $maxAttempts"
+    }
+    jsonPrimitiveString(obj, "event_id_windows")?.let { fields += "Event ID Windows" to it }
+    if (fields.isEmpty()) {
+        return FormattedEventDetails(fields = extractStructuredDetailFields(obj))
+    }
+    return FormattedEventDetails(fields = fields)
+}
+
+private fun extractStructuredDetailFields(obj: JsonObject): List<Pair<String, String>> {
+    val fields = mutableListOf<Pair<String, String>>()
+    val consumed = mutableSetOf<String>()
+
+    fun add(label: String, vararg keys: String) {
+        jsonString(obj, *keys)?.let {
+            fields += label to it
+            keys.forEach { key -> consumed += key }
+        }
+        jsonPrimitiveString(obj, *keys)?.let {
+            fields += label to it
+            keys.forEach { key -> consumed += key }
+        }
+    }
+
+    add("Пользователь", "user", "username", "shadower_user", "target_user")
+    add("IP", "ip_address", "source_ip", "ip", "external_ip", "internal_ip")
+    add("Рабочая станция", "workstation_name", "computer_name")
+    add("Процесс", "process_name", "process")
+    add("Порт", "port")
+    add("Команда", "command")
+    add("Share", "share_name")
+    add("Путь", "share_path")
+    add("ResourceUri", "resource_uri")
+    add("Session ID", "session_id", "target_session_id")
+    add("Event ID Windows", "event_id_windows")
+    add("Уровень", "tier", "risk_level")
+    add("Количество", "count")
+    add("Ключ", "bucket_key")
+
+    jsonPrimitiveString(obj, "logon_type")?.let {
+        fields += "Тип входа" to logonTypeLabel(it)
+        consumed += "logon_type"
+    }
+
+    obj.forEach { (key, value) ->
+        if (key in consumed || key in SKIP_DETAIL_KEYS) return@forEach
+        if (value is JsonPrimitive) {
+            val text = primitiveDisplay(value) ?: return@forEach
+            fields += detailKeyLabel(key) to text
+        }
+    }
+
+    return fields
+}
+
+private val SKIP_DETAIL_KEYS = setOf(
+    "telegram_via",
+    "generated_by",
+    "report_body",
+    "report_html",
+    "inventory",
+    "hardware_changes",
+    "notification_body",
+    "lifecycle",
+    "trigger",
+)
+
+private fun detailKeyLabel(key: String): String = when (key) {
+    "user" -> "Пользователь"
+    "username" -> "Пользователь"
+    "source_ip" -> "IP"
+    "ip_address" -> "IP"
+    "workstation_name" -> "Рабочая станция"
+    "event_id_windows" -> "Event ID Windows"
+    "logon_type" -> "Тип входа"
+    "attempt_number" -> "Попытка"
+    "max_attempts" -> "Макс. попыток"
+    else -> key.replace('_', ' ').replaceFirstChar { it.uppercase() }
+}
+
+private fun lifecycleLabel(value: String): String = when (value.lowercase()) {
+    "started" -> "Запущен"
+    "stopped" -> "Остановлен"
+    "settings_reloaded" -> "Настройки перечитаны"
+    else -> value
+}
+
+private fun lifecycleTriggerLabel(value: String): String = when (value.lowercase()) {
+    "boot" -> "Загрузка ОС / планировщик"
+    "deploy_recycle" -> "Обновление скрипта (recycle)"
+    "settings_reload" -> "Graceful restart (settings)"
+    "manual_recycle" -> "Ручной recycle"
+    "shutdown" -> "Остановка процесса"
+    else -> value
+}
+
+private fun logonTypeLabel(raw: String): String {
+    val code = raw.trim().toIntOrNull()
+    val name = when (code) {
+        2 -> "Interactive"
+        3 -> "Network"
+        4 -> "Batch"
+        5 -> "Service"
+        7 -> "Unlock"
+        8 -> "NetworkCleartext"
+        9 -> "NewCredentials"
+        10 -> "RemoteInteractive"
+        11 -> "CachedInteractive"
+        else -> null
+    }
+    return when {
+        name != null && code != null -> "$name ($code)"
+        else -> raw
+    }
+}
+
+private fun hardwareFieldLabel(field: String): String = when (field) {
+    "memory_gb" -> "Память (GB)"
+    "processor" -> "Процессор"
+    else -> field
+}
+
+private fun sourceProductLine(payload: JsonElement?): Pair<String, String>? {
+    val source = payload?.jsonObject?.get("source")?.jsonObject ?: return null
+    val product = jsonString(source, "product")
+    val version = jsonString(source, "product_version")
+    val line = listOfNotNull(product, version).joinToString(" ").trim()
+    return if (line.isEmpty()) null else "Агент" to line
+}
+
+private fun jsonString(obj: JsonObject, vararg keys: String): String? {
+    for (key in keys) {
+        val value = obj[key]?.jsonPrimitive?.contentOrNull?.trim()
+        if (!value.isNullOrEmpty()) return value
+    }
+    return null
+}
+
+private fun jsonPrimitiveString(obj: JsonObject, vararg keys: String): String? {
+    for (key in keys) {
+        val el = obj[key] ?: continue
+        primitiveDisplay(el)?.let { return it }
+    }
+    return null
+}
+
+private fun primitiveDisplay(el: JsonElement?): String? =
+    when (el) {
+        is JsonPrimitive -> el.contentOrNull?.trim()?.takeIf { it.isNotEmpty() }
+        else -> null
+    }
+
+private fun jsonInt(obj: JsonObject, key: String): Int? =
+    obj[key]?.jsonPrimitive?.contentOrNull?.toIntOrNull()
+
+/** Плоский список полей инвентаризации для карточки хоста / agent.inventory. */
+fun inventoryFieldLines(inventory: JsonElement): List<Pair<String, String>> {
+    val obj = inventory as? JsonObject ?: return emptyList()
+    val out = mutableListOf<Pair<String, String>>()
+
+    jsonString(obj, "computer_name")?.let { out += "Компьютер" to it }
+    jsonInt(obj, "memory_gb")?.let { out += "Память" to "$it GB" }
+
+    obj["windows"]?.jsonObject?.let { w ->
+        listOf("product_name" to "Продукт", "version" to "Версия", "os_hardware_abstraction_layer" to "HAL")
+            .forEach { (key, label) ->
+                jsonString(w, key)?.let { out += label to it }
+            }
+    }
+
+    obj["motherboard"]?.jsonObject?.let { m ->
+        val line = listOfNotNull(jsonString(m, "manufacturer"), jsonString(m, "product"))
+            .joinToString(" ")
+            .trim()
+        if (line.isNotEmpty()) out += "Материнская плата" to line
+    }
+
+    obj["processor"]?.jsonArray?.forEachIndexed { i, el ->
+        val p = el.jsonObject
+        val name = jsonString(p, "name") ?: return@forEachIndexed
+        val cores = jsonInt(p, "cores")
+        val logical = jsonInt(p, "logical_processors")
+        val suffix = when {
+            cores != null && logical != null -> " — $cores ядер / $logical потоков"
+            cores != null -> " — $cores ядер"
+            else -> ""
+        }
+        out += "Процессор ${i + 1}" to "$name$suffix"
+    }
+
+    obj["disks"]?.jsonArray?.forEachIndexed { i, el ->
+        val d = el.jsonObject
+        val name = jsonString(d, "friendly_name") ?: "—"
+        val media = jsonString(d, "media_type") ?: "—"
+        val size = jsonInt(d, "size_gb")?.toString() ?: "—"
+        out += "Диск ${i + 1}" to "$name · $media · ${size} GB"
+    }
+
+    obj["video"]?.jsonArray?.forEachIndexed { i, el ->
+        jsonString(el.jsonObject, "name")?.let { out += "Видео ${i + 1}" to it }
+    }
+
+    obj["ipv4"]?.jsonArray?.let { arr ->
+        val ips = arr.mapNotNull { it.jsonPrimitive.contentOrNull?.trim() }.filter { it.isNotEmpty() }
+        if (ips.isNotEmpty()) out += "IPv4" to ips.joinToString(", ")
+    }
+
+    return out
+}
@@ -0,0 +1,88 @@
+package ru.kalinamall.seaca.ui.util
+
+import ru.kalinamall.seaca.data.EventDetail
+import ru.kalinamall.seaca.data.EventSummary
+
+data class QwinstaSessionRow(
+    val sessionName: String,
+    val userName: String,
+    val id: Int,
+    val state: String,
+)
+
+fun hasRdgFlapUi(event: EventSummary): Boolean =
+    event.rdgFlap || event.rdgFlapQwinstaEventId != null
+
+fun hasRdgFlapUi(event: EventDetail): Boolean =
+    event.rdgFlap || event.rdgFlapQwinstaEventId != null
+
+fun hasRdgAccessPath(event: EventSummary): Boolean =
+    !event.rdgAccessPath.isNullOrBlank()
+
+fun hasRdgAccessPath(event: EventDetail): Boolean =
+    !event.rdgAccessPath.isNullOrBlank()
+
+/** Как SAC rdgQwinstaEventId: кнопка только при rdg_qwinsta_enabled от API. */
+fun rdgQwinstaEventId(event: EventSummary): Long? {
+    if (!event.rdgQwinstaEnabled) return null
+    return event.rdgFlapQwinstaEventId ?: event.id
+}
+
+fun rdgQwinstaEventId(event: EventDetail): Long? {
+    if (!event.rdgQwinstaEnabled) return null
+    return event.rdgFlapQwinstaEventId ?: event.id
+}
+
+/** @deprecated use rdgQwinstaEventId */
+fun rdgFlapQwinstaEventId(event: EventSummary): Long? = rdgQwinstaEventId(event)
+
+/** @deprecated use rdgQwinstaEventId */
+fun rdgFlapQwinstaEventId(event: EventDetail): Long? = rdgQwinstaEventId(event)
+
+fun parseQwinstaSessions(stdout: String, actorUser: String?): List<QwinstaSessionRow> {
+    val lines = stdout.lines().map { it.trim() }.filter { it.isNotEmpty() }
+    val rows = mutableListOf<QwinstaSessionRow>()
+    for (line in lines) {
+        if (line.startsWith("SESSION", ignoreCase = true) || line.startsWith("---")) continue
+        val parts = line.split(Regex("\\s+"))
+        if (parts.size < 4) continue
+        val id = parts[2].toIntOrNull() ?: continue
+        val userName = parts[1]
+        if (!actorUser.isNullOrBlank()) {
+            val norm: (String) -> String = { it.replace(Regex("^B26\\\\", RegexOption.IGNORE_CASE), "").lowercase() }
+            if (!norm(userName).contains(norm(actorUser))) continue
+        }
+        rows.add(
+            QwinstaSessionRow(
+                sessionName = parts[0].removePrefix(">").trim(),
+                userName = userName,
+                id = id,
+                state = parts.drop(3).joinToString(" "),
+            ),
+        )
+    }
+    if (rows.isEmpty() && stdout.isNotBlank()) {
+        for (line in lines) {
+            if (line.startsWith("SESSION", ignoreCase = true) || line.startsWith("---")) continue
+            val parts = line.split(Regex("\\s+"))
+            if (parts.size < 4) continue
+            val id = parts[2].toIntOrNull() ?: continue
+            rows.add(
+                QwinstaSessionRow(
+                    sessionName = parts[0].removePrefix(">").trim(),
+                    userName = parts[1],
+                    id = id,
+                    state = parts.drop(3).joinToString(" "),
+                ),
+            )
+        }
+    }
+    return rows
+}
+
+fun agentCommandError(cmd: ru.kalinamall.seaca.data.AgentCommandResponse): String? {
+    if (cmd.status != "failed") return null
+    return cmd.resultStderr?.takeIf { it.isNotBlank() }
+        ?: cmd.resultStdout?.takeIf { it.isNotBlank() }
+        ?: "Команда завершилась с ошибкой"
+}
@@ -0,0 +1,46 @@
+package ru.kalinamall.seaca.ui.util
+
+import ru.kalinamall.seaca.data.DateTimeDisplayMode
+import java.time.Instant
+import java.time.LocalDateTime
+import java.time.OffsetDateTime
+import java.time.ZoneId
+import java.time.ZonedDateTime
+import java.time.format.DateTimeFormatter
+import java.time.format.FormatStyle
+import java.util.Locale
+
+object SacDateTimes {
+    fun format(raw: String?, mode: DateTimeDisplayMode): String {
+        if (raw.isNullOrBlank()) return "—"
+        val zoned = parse(raw) ?: return raw.trim()
+        val local = zoned.withZoneSameInstant(ZoneId.systemDefault())
+        return when (mode) {
+            DateTimeDisplayMode.LOCALE -> {
+                DateTimeFormatter.ofLocalizedDateTime(FormatStyle.MEDIUM, FormatStyle.MEDIUM)
+                    .withLocale(Locale.getDefault())
+                    .format(local)
+            }
+            else -> {
+                val pattern = mode.pattern ?: DateTimeDisplayMode.SLASH.pattern!!
+                DateTimeFormatter.ofPattern(pattern, Locale.getDefault()).format(local)
+            }
+        }
+    }
+
+    private fun parse(raw: String): ZonedDateTime? {
+        val trimmed = raw.trim()
+        val normalised = trimmed.replace(Regex(" ([+-]\\d{2}:\\d{2})$"), "$1")
+        val candidates = listOf(normalised, trimmed)
+        for (candidate in candidates) {
+            runCatching { return OffsetDateTime.parse(candidate).toZonedDateTime() }
+            runCatching { return ZonedDateTime.parse(candidate) }
+            runCatching { return Instant.parse(candidate).atZone(ZoneId.systemDefault()) }
+            runCatching {
+                return LocalDateTime.parse(candidate, DateTimeFormatter.ISO_LOCAL_DATE_TIME)
+                    .atZone(ZoneId.systemDefault())
+            }
+        }
+        return null
+    }
+}
@@ -0,0 +1,26 @@
+package ru.kalinamall.seaca.ui.util
+
+import ru.kalinamall.seaca.data.EventDetail
+import ru.kalinamall.seaca.data.EventSummary
+
+private val LINUX_SESSION_EVENT_TYPES = setOf(
+    "session.logind.new",
+    "ssh.login.success",
+    "privilege.sudo.command",
+)
+
+private val WINDOWS_SESSION_EVENT_TYPES = setOf("rdp.login.success")
+
+fun eventSupportsSessionTerminate(event: EventSummary): Boolean =
+    (event.type in LINUX_SESSION_EVENT_TYPES || event.type in WINDOWS_SESSION_EVENT_TYPES) &&
+        !event.sessionTerminated
+
+fun eventSupportsSessionTerminate(event: EventDetail): Boolean =
+    (event.type in LINUX_SESSION_EVENT_TYPES || event.type in WINDOWS_SESSION_EVENT_TYPES) &&
+        !event.sessionTerminated
+
+fun sessionTerminateLabel(event: EventSummary): String =
+    event.actorUser?.takeIf { it.isNotBlank() } ?: event.title
+
+fun sessionTerminateLabel(event: EventDetail): String =
+    event.actorUser?.takeIf { it.isNotBlank() } ?: event.title
@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="utf-8"?>
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="108dp"
+    android:height="108dp"
+    android:viewportWidth="108"
+    android:viewportHeight="108">
+    <path
+        android:fillColor="#3DB8FF"
+        android:pathData="M54,30 L78,54 L54,78 L30,54 Z" />
+</vector>
@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
+    <background android:drawable="@color/ic_launcher_background" />
+    <foreground android:drawable="@drawable/ic_launcher_foreground" />
+</adaptive-icon>
@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
+    <background android:drawable="@color/ic_launcher_background" />
+    <foreground android:drawable="@drawable/ic_launcher_foreground" />
+</adaptive-icon>
@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <color name="ic_launcher_background">#15202B</color>
+</resources>
@@ -0,0 +1,16 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <string name="app_name">Seaca</string>
+    <string name="channel_default">SAC уведомления</string>
+    <string name="channel_high">SAC: важные</string>
+    <string name="channel_critical">SAC: критические</string>
+    <string name="channel_default_silent">SAC уведомления (без звука)</string>
+    <string name="channel_high_silent">SAC: важные (без звука)</string>
+    <string name="channel_critical_silent">SAC: критические (без звука)</string>
+    <string name="notification_mode_title">Push-уведомления</string>
+    <string name="date_time_format_title">Формат даты и времени</string>
+    <string name="notification_sound_title">Звук уведомлений</string>
+    <string name="notification_sound_pick">Выбрать звук</string>
+    <string name="notification_sound_preview">Проверить звук</string>
+    <string name="notification_sound_current">Сейчас: %1$s</string>
+</resources>
@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <style name="Theme.Seaca" parent="android:Theme.Material.NoActionBar" />
+</resources>
@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
+<paths>
+    <files-path name="notification_sounds" path="." />
+</paths>
@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
+<network-security-config>
+    <base-config cleartextTrafficPermitted="false" />
+</network-security-config>
				`@@ -0,0 +1 @@`
				`# Seaca — defaults sufficient for debug/release without minify`