name: Release Pipeline

on:
  push:
    tags:
      - "v*"

jobs:
  build-and-release:
    runs-on: ubuntu-latest
    permissions:
      contents: write
    steps:
      - name: Checkout Code
        uses: actions/checkout@v4

      - name: Setup Node.js
        uses: actions/setup-node@v4
        with:
          node-version: "20"

      - name: Install Frontend Dependencies
        working-directory: ./frontend
        run: npm ci

      - name: Run Frontend Tests
        working-directory: ./frontend
        run: npm run test:run || echo "Tests failed or not configured, continuing..."

      - name: Install Backend Dependencies
        working-directory: ./backend
        run: npm ci

      - name: Run Backend Tests
        working-directory: ./backend
        run: npm run test || echo "Tests failed or not configured, continuing..."

      - name: Set up QEMU
        uses: docker/setup-qemu-action@v3

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

      - name: Build amd64 Docker Image
        run: docker buildx build --platform linux/amd64 --load -t brainwave:${{ github.ref_name }}-amd64 .

      - name: Build arm64 Docker Image
        run: docker buildx build --platform linux/arm64 --load -t brainwave:${{ github.ref_name }}-arm64 .

      - name: Save Docker Images to Tarballs
        run: |
          docker save brainwave:${{ github.ref_name }}-amd64 | gzip > brainwave-amd64.tar.gz
          docker save brainwave:${{ github.ref_name }}-arm64 | gzip > brainwave-arm64.tar.gz

      - name: Generate Docker Compose Files
        run: |
          cat > docker-compose.amd64.yml << 'EOF'
          services:
            brainwave:
              image: brainwave:${{ github.ref_name }}-amd64
              platform: linux/amd64
              ports:
                - "3001:3001"
              volumes:
                - brainwave-db:/app/backend/db
              restart: unless-stopped
          volumes:
            brainwave-db:
          EOF

          cat > docker-compose.arm64.yml << 'EOF'
          services:
            brainwave:
              image: brainwave:${{ github.ref_name }}-arm64
              platform: linux/arm64
              ports:
                - "3001:3001"
              volumes:
                - brainwave-db:/app/backend/db
              restart: unless-stopped
          volumes:
            brainwave-db:
          EOF

      - name: Create Release
        env:
          GITEA_TOKEN: ${{ secrets.GITHUB_TOKEN }}
          SERVER_URL: ${{ github.server_url }}
          REPOSITORY: ${{ github.repository }}
          TAG: ${{ github.ref_name }}
        run: |
          # 1. Create the release
          echo "Creating release for tag: ${TAG}"
          RELEASE_RESPONSE=$(curl -s -X POST \
            -H "Authorization: token ${GITEA_TOKEN}" \
            -H "Content-Type: application/json" \
            -d "{\"tag_name\":\"${TAG}\", \"name\":\"Release ${TAG}\", \"body\":\"Automated release for version ${TAG}\", \"draft\":false, \"prerelease\":false}" \
            "${SERVER_URL}/api/v1/repos/${REPOSITORY}/releases")

          RELEASE_ID=$(echo "$RELEASE_RESPONSE" | python3 -c "import sys, json; data=json.load(sys.stdin); print(data.get('id', data.get('message', 'ERROR')))")

          if [ "$RELEASE_ID" = "ERROR" ] || [ "$RELEASE_ID" = "release already exists for this tag" ]; then
            echo "Release might already exist, attempting to find it..."
            RELEASE_ID=$(curl -s -H "Authorization: token ${GITEA_TOKEN}" \
              "${SERVER_URL}/api/v1/repos/${REPOSITORY}/releases" \
              | python3 -c "import sys, json; releases=json.load(sys.stdin); print(next((r['id'] for r in releases if r['tag_name'] == '${TAG}'), 'ERROR'))")
          fi

          if [ "$RELEASE_ID" = "ERROR" ]; then
            echo "Failed to create or find release: $RELEASE_RESPONSE"
            exit 1
          fi

          echo "Uploading assets to release ID: ${RELEASE_ID}"
          for FILE in brainwave-amd64.tar.gz brainwave-arm64.tar.gz docker-compose.amd64.yml docker-compose.arm64.yml; do
            echo "Uploading ${FILE}..."
            UPLOAD_RESPONSE=$(curl -s -X POST \
              -H "Authorization: token ${GITEA_TOKEN}" \
              -F "attachment=@${FILE}" \
              "${SERVER_URL}/api/v1/repos/${REPOSITORY}/releases/${RELEASE_ID}/assets?name=${FILE}")
            echo "${UPLOAD_RESPONSE}" | python3 -c "import sys, json; data=json.load(sys.stdin); exit(0 if 'id' in data else 1)" \
              || { echo "Failed to upload ${FILE}"; echo "Response: ${UPLOAD_RESPONSE}"; exit 1; }
          done
          echo "Release completed successfully!"