from typing import Any

from fastapi import APIRouter, Body, Depends, HTTPException
from pydantic import BaseModel
from sqlalchemy.orm import Session

from app.auth.api_key import get_api_key_auth
from app.config import get_settings
from app.database import get_db
from app.services.ingest import ingest_event
from app.services.schema_validate import validate_event_payload

router = APIRouter(prefix="/events", tags=["events"])


class IngestResponse(BaseModel):
    status: str
    event_id: str
    created: bool
    sac_event_url: str


@router.post("", status_code=202, response_model=IngestResponse)
def post_event(
    payload: dict[str, Any] = Body(...),
    db: Session = Depends(get_db),
    _api_key: str = Depends(get_api_key_auth),
) -> IngestResponse:
    errors = validate_event_payload(payload)
    if errors:
        raise HTTPException(status_code=422, detail={"schema_errors": errors[:20]})

    event, created = ingest_event(db, payload)
    db.commit()

    settings = get_settings()
    base = settings.sac_public_url.rstrip("/")
    return IngestResponse(
        status="accepted",
        event_id=event.event_id,
        created=created,
        sac_event_url=f"{base}/api/v1/events/{event.id}",
    )