name: Build & Release

on:
  push:
    branches: [main]
    tags: ["v*"]
  pull_request:
    branches: [main]

env:
  PYTHON_VERSION: "3.11"
  NODE_VERSION: "20"

jobs:
  build-sidecar:
    name: Build sidecar (${{ matrix.target }})
    runs-on: ${{ matrix.runner }}
    strategy:
      fail-fast: false
      matrix:
        include:
          - runner: ubuntu-latest
            target: x86_64-unknown-linux-gnu
            platform: linux
          - runner: windows-latest
            target: x86_64-pc-windows-msvc
            platform: windows
          - runner: macos-latest
            target: aarch64-apple-darwin
            platform: macos

    steps:
      - uses: actions/checkout@v4

      - name: Create Python toolcache directory (macOS)
        if: matrix.platform == 'macos'
        run: sudo mkdir -p /Users/runner && sudo chown $USER /Users/runner

      - name: Set up Python
        uses: actions/setup-python@v5
        with:
          python-version: ${{ env.PYTHON_VERSION }}

      - name: Install Python build tools
        run: python -m pip install --upgrade pip setuptools wheel

      - name: Build sidecar
        working-directory: python
        run: python build_sidecar.py --cpu-only

      - name: Upload sidecar artifact
        uses: actions/upload-artifact@v4
        with:
          name: sidecar-${{ matrix.target }}
          path: python/dist/voice-to-notes-sidecar/
          retention-days: 7

  build-tauri:
    name: Build app (${{ matrix.target }})
    needs: build-sidecar
    runs-on: ${{ matrix.runner }}
    strategy:
      fail-fast: false
      matrix:
        include:
          - runner: ubuntu-latest
            target: x86_64-unknown-linux-gnu
            platform: linux
          - runner: windows-latest
            target: x86_64-pc-windows-msvc
            platform: windows
          - runner: macos-latest
            target: aarch64-apple-darwin
            platform: macos

    steps:
      - uses: actions/checkout@v4

      - name: Set up Node.js
        uses: actions/setup-node@v4
        with:
          node-version: ${{ env.NODE_VERSION }}

      - name: Install Rust stable
        uses: dtolnay/rust-toolchain@stable

      - name: Install system dependencies (Linux)
        if: matrix.platform == 'linux'
        run: |
          sudo apt-get update
          sudo apt-get install -y libgtk-3-dev libwebkit2gtk-4.1-dev libappindicator3-dev librsvg2-dev patchelf

      - name: Install system dependencies (macOS)
        if: matrix.platform == 'macos'
        run: |
          brew install --quiet create-dmg || true

      - name: Install system dependencies (Windows)
        if: matrix.platform == 'windows'
        shell: powershell
        run: |
          # Ensure Visual Studio Build Tools are available (usually pre-installed on runners)
          Write-Host "Windows build environment ready"

      - name: Download sidecar artifact
        uses: actions/download-artifact@v4
        with:
          name: sidecar-${{ matrix.target }}
          path: src-tauri/binaries/

      - name: Make sidecar executable (Unix)
        if: matrix.platform != 'windows'
        run: chmod +x src-tauri/binaries/voice-to-notes-sidecar-${{ matrix.target }}

      - name: Install npm dependencies
        run: npm ci

      - name: Build Tauri app
        run: npm run tauri build
        env:
          TAURI_SIGNING_PRIVATE_KEY: ${{ secrets.TAURI_SIGNING_PRIVATE_KEY }}
          TAURI_CONFIG: '{"bundle":{"externalBin":["binaries/voice-to-notes-sidecar"]}}'

      - name: Upload app artifacts (Linux)
        if: matrix.platform == 'linux'
        uses: actions/upload-artifact@v4
        with:
          name: app-${{ matrix.target }}
          path: |
            src-tauri/target/release/bundle/deb/*.deb
            src-tauri/target/release/bundle/appimage/*.AppImage
          retention-days: 30

      - name: Upload app artifacts (Windows)
        if: matrix.platform == 'windows'
        uses: actions/upload-artifact@v4
        with:
          name: app-${{ matrix.target }}
          path: |
            src-tauri/target/release/bundle/msi/*.msi
            src-tauri/target/release/bundle/nsis/*.exe
          retention-days: 30

      - name: Upload app artifacts (macOS)
        if: matrix.platform == 'macos'
        uses: actions/upload-artifact@v4
        with:
          name: app-${{ matrix.target }}
          path: |
            src-tauri/target/release/bundle/dmg/*.dmg
            src-tauri/target/release/bundle/macos/*.app
          retention-days: 30

  release:
    name: Create Release
    needs: build-tauri
    if: github.ref == 'refs/heads/main'
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4

      - name: Install required tools
        run: |
          sudo apt-get update
          sudo apt-get install -y jq curl

      - name: Download all app artifacts
        uses: actions/download-artifact@v4
        with:
          path: artifacts/
          pattern: app-*

      - name: Generate release tag
        id: tag
        run: echo "tag=build-$(date +%Y%m%d-%H%M%S)" >> $GITHUB_OUTPUT

      - name: Create release
        env:
          BUILD_TOKEN: ${{ secrets.BUILD_TOKEN }}
          TAG: ${{ steps.tag.outputs.tag }}
        run: |
          # Create the release
          RELEASE_ID=$(curl -s -X POST \
            -H "Authorization: token ${BUILD_TOKEN}" \
            -H "Content-Type: application/json" \
            -d "{\"tag_name\": \"${TAG}\", \"name\": \"Voice to Notes ${TAG}\", \"body\": \"Automated build from main branch.\", \"draft\": false, \"prerelease\": true}" \
            "${GITHUB_SERVER_URL}/api/v1/repos/${GITHUB_REPOSITORY}/releases" | jq -r '.id')

          echo "Release ID: ${RELEASE_ID}"

          if [ "${RELEASE_ID}" = "null" ] || [ -z "${RELEASE_ID}" ]; then
            echo "ERROR: Failed to create release. Check BUILD_TOKEN permissions."
            exit 1
          fi

          # Upload all artifacts
          find artifacts/ -type f \( -name "*.deb" -o -name "*.AppImage" -o -name "*.msi" -o -name "*.exe" -o -name "*.dmg" \) | while read file; do
            filename=$(basename "$file")
            echo "Uploading ${filename}..."
            curl -s -X POST \
              -H "Authorization: token ${BUILD_TOKEN}" \
              -H "Content-Type: application/octet-stream" \
              --data-binary "@${file}" \
              "${GITHUB_SERVER_URL}/api/v1/repos/${GITHUB_REPOSITORY}/releases/${RELEASE_ID}/assets?name=${filename}"
          done