#!/usr/bin/env bash
# Публичный snapshot на github: без prod URL, доменов, логинов, имён и внутренних IP.
set -Eeuo pipefail

ROOT="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
WORK="$(mktemp -d "${TMPDIR:-/tmp}/sac-github-snapshot.XXXX")"
trap 'rm -rf "$WORK"' EXIT

REF="${1:-HEAD}"
MSG="${2:-chore: public release snapshot $(date +%F) (SAC $(git -C "$ROOT" show -s --format=%s "$REF" | sed -n 's/.*(\([0-9.]*\)).*/\1/p' | head -1))}"

echo "[snapshot] export $REF -> $WORK"
git -C "$ROOT" archive --format=tar "$REF" \
  | tar -x -C "$WORK" \
  --exclude='.cursor' \
  --exclude='.venv' \
  --exclude='frontend/node_modules' \
  --exclude='frontend/dist' \
  --exclude='.env' \
  --exclude='deploy/.env'

apply_sed() {
  local expr=$1
  if [[ "$(uname -s)" == Darwin ]]; then
    find "$WORK" -type f \( -name '*.py' -o -name '*.md' -o -name '*.ts' -o -name '*.vue' -o -name '*.sh' -o -name '*.ps1' -o -name '*.example' -o -name '*.yml' -o -name '*.json' -o -name '*.conf' \) \
      ! -path '*/tools/push-github-snapshot.sh' \
      -print0 | xargs -0 sed -i '' -E "$expr"
  else
    find "$WORK" -type f \( -name '*.py' -o -name '*.md' -o -name '*.ts' -o -name '*.vue' -o -name '*.sh' -o -name '*.ps1' -o -name '*.example' -o -name '*.yml' -o -name '*.json' -o -name '*.conf' \) \
      ! -path '*/tools/push-github-snapshot.sh' \
      -print0 | xargs -0 sed -i -E "$expr"
  fi
}

echo "[snapshot] rewrite hosts, domains, logins, IPs"
apply_sed 's#https://git\.kalinamall\.ru/PapaTramp#https://github.com/PTah#g'
apply_sed 's#git\.kalinamall\.ru/PapaTramp#github.com/PTah#g'
apply_sed 's#git\.kalinamall\.ru/papatramp#github.com/PTah#g'
apply_sed 's#git\.papatramp\.ru/PapaTramp#github.com/PTah#g'
apply_sed 's#git\.papatramp\.lan:[0-9]+/PapaTramp#github.com/PTah#g'
apply_sed 's#sac\.kalinamall\.ru#sac.example.com#g'
apply_sed 's#git\.kalinamall\.lan#github.com#g'
apply_sed 's#kalinamall-sac\.conf#origin-sac.conf#g'
apply_sed 's#remote add kalinamall#remote add origin#g'
apply_sed 's#remote set-url kalinamall#remote set-url origin#g'
apply_sed 's#B26\\\\#CONTOSO\\\\#g'
apply_sed 's#B26\\#CONTOSO\\#g'
apply_sed 's#papatramp#example.user#g'
apply_sed 's#PapaTramp#PTah#g'
apply_sed 's#192\.168\.160\.#192.0.2.#g'
apply_sed 's#192\.168\.128\.#192.0.2.#g'
apply_sed 's#192\.168\.163\.#192.0.2.#g'
apply_sed 's#password="[^"]*"#password=_TEST_PASSWORD#g'
apply_sed "s#password='[^']*'#password=_TEST_PASSWORD#g"
apply_sed 's#postgresql\+psycopg2://sac:sac@#postgresql+psycopg2://sac:CHANGE_ME@#g'

if ! grep -q '_TEST_PASSWORD' "$WORK/backend/tests/conftest.py" 2>/dev/null; then
  sed -i.bak '1a\
_TEST_PASSWORD = "test-only"
' "$WORK/backend/tests/conftest.py" && rm -f "$WORK/backend/tests/conftest.py.bak"
fi

echo "[snapshot] git commit in temp repo"
cd "$WORK"
git init -q
git checkout -q -b main
git add -A
git -c user.name="PTah" -c user.email="papatramp@gmail.com" commit -q -m "$MSG"

echo "[snapshot] secret scan (private keys only)"
while IFS= read -r -d '' f; do
  if grep -q 'BEGIN OPENSSH PRIVATE KEY' "$f" 2>/dev/null || grep -q 'BEGIN RSA PRIVATE KEY' "$f" 2>/dev/null; then
    echo "  BLOCKED: $f (private key)"
    exit 1
  fi
done < <(find . -type f -print0)

echo "[snapshot] push github main (force snapshot)"
git remote add github "$(git -C "$ROOT" remote get-url github)"
git push github main --force

echo "[snapshot] OK -> github/main @ $(git rev-parse --short HEAD)"