name: 🚀 Docker Build and Push

on:
  push:
    branches:
      - main

jobs:
  build-and-push:
    runs-on: ubuntu-latest
    strategy:
      matrix:
        pg_version: [15, 16, 17, 18]
    steps:
      - name: 📥 Checkout code
        uses: actions/checkout@v4

      - name: 🛠️ Set up Docker Buildx
        uses: docker/setup-buildx-action@v3

      - name: 🔐 Login to Gitea Registry
        uses: docker/login-action@v3
        with:
          registry: gitea.killinger.fr
          username: maxime.killinger
          password: ${{ secrets.DOCKER_TOKEN }}

      - name: 📦 Build Docker image
        uses: docker/build-push-action@v5
        with:
          context: .
          load: true
          build-args: |
            PG_VERSION=${{ matrix.pg_version }}
          tags: |
            postgres-ts-vectors:pg${{ matrix.pg_version }}-test

      - name: 🧪 Test image - Start container
        run: |
          docker run -d --name test-pg${{ matrix.pg_version }} \
            -e POSTGRES_PASSWORD=testpass \
            postgres-ts-vectors:pg${{ matrix.pg_version }}-test
          
          # Wait for PostgreSQL to be ready
          echo "Waiting for PostgreSQL to start..."
          for i in {1..30}; do
            if docker exec test-pg${{ matrix.pg_version }} pg_isready -U postgres > /dev/null 2>&1; then
              echo "PostgreSQL is ready!"
              break
            fi
            sleep 2
          done

      - name: 🧪 Test image - Verify extensions
        run: |
          # Wait a bit more for init scripts to complete
          sleep 5
          
          # Check extensions are installed
          RESULT=$(docker exec test-pg${{ matrix.pg_version }} psql -U postgres -t -c \
            "SELECT count(*) FROM pg_extension WHERE extname IN ('timescaledb', 'vector', 'vchord');")
          
          EXTENSIONS=$(echo $RESULT | tr -d ' ')
          echo "Found $EXTENSIONS extensions"
          
          if [ "$EXTENSIONS" -eq "3" ]; then
            echo "✅ All 3 extensions are installed!"
          else
            echo "❌ Expected 3 extensions, found $EXTENSIONS"
            docker exec test-pg${{ matrix.pg_version }} psql -U postgres -c \
              "SELECT extname, extversion FROM pg_extension;"
            exit 1
          fi
          
          # Show extension versions
          docker exec test-pg${{ matrix.pg_version }} psql -U postgres -c \
            "SELECT extname, extversion FROM pg_extension WHERE extname IN ('timescaledb', 'vector', 'vchord');"

      - name: 🧹 Cleanup test container
        if: always()
        run: docker rm -f test-pg${{ matrix.pg_version }} || true

      - name: 🚀 Push Docker image
        uses: docker/build-push-action@v5
        with:
          context: .
          push: true
          build-args: |
            PG_VERSION=${{ matrix.pg_version }}
          tags: |
            gitea.killinger.fr/maxime.killinger/postgres-ts-vectors:pg${{ matrix.pg_version }}

      - name: 🏷️ Tag latest (PG18 only)
        if: matrix.pg_version == 18
        uses: docker/build-push-action@v5
        with:
          context: .
          push: true
          build-args: |
            PG_VERSION=18
          tags: |
            gitea.killinger.fr/maxime.killinger/postgres-ts-vectors:latest