name: Create Release on Tag

on:
  push:
    tags:
      - "Release_*"

permissions:
  contents: write

jobs:
  # First run tests
  test:
    runs-on: ubuntu-latest
    steps:
      - name: Setup Go
        uses: actions/setup-go@v5
        with:
          go-version: "1.23"
      - name: Checkout obitools4 project
        uses: actions/checkout@v4
      - name: Run tests
        run: make githubtests

  # Then create release only if tests pass
  create-release:
    needs: test
    runs-on: ubuntu-latest
    steps:
      - name: Checkout code
        uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Setup Go
        uses: actions/setup-go@v5
        with:
          go-version: "1.23"

      - name: Extract version from tag
        id: get_version
        run: |
          TAG=${GITHUB_REF#refs/tags/Release_}
          echo "version=$TAG" >> $GITHUB_OUTPUT
          echo "tag_name=Release_$TAG" >> $GITHUB_OUTPUT

      - name: Build binaries for multiple platforms
        env:
          VERSION: ${{ steps.get_version.outputs.version }}
        run: |
          mkdir -p release

          # Build for Linux AMD64
          echo "Building for Linux AMD64..."
          GOOS=linux GOARCH=amd64 make
          cd build
          for binary in *; do
            tar -czf ../release/${binary}_${VERSION}_linux_amd64.tar.gz ${binary}
          done
          cd ..
          rm -rf build
          

          # Build for Linux ARM64
          echo "Building for Linux ARM64..."
          GOOS=linux GOARCH=arm64 make
          cd build
          for binary in *; do
            tar -czf ../release/${binary}_${VERSION}_linux_arm64.tar.gz ${binary}
          done
          cd ..
          rm -rf build
          

          # Build for macOS AMD64 (Intel)
          echo "Building for macOS AMD64..."
          GOOS=darwin GOARCH=amd64 make
          cd build
          for binary in *; do
            tar -czf ../release/${binary}_${VERSION}_darwin_amd64.tar.gz ${binary}
          done
          cd ..
          rm -rf build
          

          # Build for macOS ARM64 (Apple Silicon)
          echo "Building for macOS ARM64..."
          GOOS=darwin GOARCH=arm64 make
          cd build
          for binary in *; do
            tar -czf ../release/${binary}_${VERSION}_darwin_arm64.tar.gz ${binary}
          done
          cd ..
          rm -rf build
          

          # Build for Windows AMD64
          echo "Building for Windows AMD64..."
          GOOS=windows GOARCH=amd64 make
          cd build
          for binary in *; do
            # Windows binaries have .exe extension
            if [ -f "${binary}.exe" ]; then
              zip ../release/${binary}_${VERSION}_windows_amd64.zip ${binary}.exe
            else
              zip ../release/${binary}_${VERSION}_windows_amd64.zip ${binary}
            fi
          done
          cd ..

          echo "Built archives:"
          ls -lh release/

      - name: Generate Release Notes
        id: release_notes
        env:
          VERSION: ${{ steps.get_version.outputs.version }}
        run: |
          PREV_TAG=$(git describe --tags --abbrev=0 HEAD^ 2>/dev/null || echo "")

          echo "# OBITools4 Release ${VERSION}" > release_notes.md
          echo "" >> release_notes.md

          if [ -n "$PREV_TAG" ]; then
            echo "## Changes since ${PREV_TAG}" >> release_notes.md
            echo "" >> release_notes.md
            git log ${PREV_TAG}..HEAD --pretty=format:"- %s" >> release_notes.md
          else
            echo "## Changes" >> release_notes.md
            echo "" >> release_notes.md
            git log --pretty=format:"- %s" -n 20 >> release_notes.md
          fi

          echo "" >> release_notes.md
          echo "" >> release_notes.md
          echo "## Installation" >> release_notes.md
          echo "" >> release_notes.md
          echo "Download the appropriate binary for your system and extract it:" >> release_notes.md
          echo "" >> release_notes.md
          echo "### Linux (AMD64)" >> release_notes.md
          echo '```bash' >> release_notes.md
          echo "tar -xzf <tool>_${VERSION}_linux_amd64.tar.gz" >> release_notes.md
          echo '```' >> release_notes.md
          echo "" >> release_notes.md
          echo "### Linux (ARM64)" >> release_notes.md
          echo '```bash' >> release_notes.md
          echo "tar -xzf <tool>_${VERSION}_linux_arm64.tar.gz" >> release_notes.md
          echo '```' >> release_notes.md
          echo "" >> release_notes.md
          echo "### macOS (Intel)" >> release_notes.md
          echo '```bash' >> release_notes.md
          echo "tar -xzf <tool>_${VERSION}_darwin_amd64.tar.gz" >> release_notes.md
          echo '```' >> release_notes.md
          echo "" >> release_notes.md
          echo "### macOS (Apple Silicon)" >> release_notes.md
          echo '```bash' >> release_notes.md
          echo "tar -xzf <tool>_${VERSION}_darwin_arm64.tar.gz" >> release_notes.md
          echo '```' >> release_notes.md
          echo "" >> release_notes.md
          echo "### Windows (AMD64)" >> release_notes.md
          echo '```powershell' >> release_notes.md
          echo "Expand-Archive <tool>_${VERSION}_windows_amd64.zip" >> release_notes.md
          echo '```' >> release_notes.md
          echo "" >> release_notes.md
          echo "Available tools: Replace \`<tool>\` with one of the obitools commands." >> release_notes.md

      - name: Create GitHub Release
        uses: softprops/action-gh-release@v1
        with:
          name: Release ${{ steps.get_version.outputs.version }}
          body_path: release_notes.md
          files: release/*
          draft: false
          prerelease: false
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}