name: Release

on:
  push:
    tags:
      - 'v*'

jobs:
  build-and-release:
    runs-on: ubuntu-latest

    steps:
      - name: Checkout code
        uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Set up Deno
        uses: denoland/setup-deno@v1
        with:
          deno-version: v2.x

      - name: Get version from tag
        id: version
        run: |
          VERSION=${GITHUB_REF#refs/tags/}
          echo "version=$VERSION" >> $GITHUB_OUTPUT
          echo "version_number=${VERSION#v}" >> $GITHUB_OUTPUT
          echo "Building version: $VERSION"

      - name: Verify deno.json version matches tag
        run: |
          DENO_VERSION=$(grep -o '"version": "[^"]*"' deno.json | cut -d'"' -f4)
          TAG_VERSION="${{ steps.version.outputs.version_number }}"
          echo "deno.json version: $DENO_VERSION"
          echo "Tag version: $TAG_VERSION"
          if [ "$DENO_VERSION" != "$TAG_VERSION" ]; then
            echo "ERROR: Version mismatch!"
            echo "deno.json has version $DENO_VERSION but tag is $TAG_VERSION"
            exit 1
          fi

      - name: Compile binaries for all platforms
        run: |
          echo "================================================"
          echo "  MAILER Release Compilation"
          echo "  Version: ${{ steps.version.outputs.version }}"
          echo "================================================"
          echo ""

          # Clean up old binaries and create fresh directory
          rm -rf dist/binaries
          mkdir -p dist/binaries
          echo "→ Cleaned old binaries from dist/binaries"
          echo ""

          # Linux x86_64
          echo "→ Compiling for Linux x86_64..."
          deno compile --allow-all --no-check \
            --output dist/binaries/mailer-linux-x64 \
            --target x86_64-unknown-linux-gnu mod.ts
          echo "  ✓ Linux x86_64 complete"

          # Linux ARM64
          echo "→ Compiling for Linux ARM64..."
          deno compile --allow-all --no-check \
            --output dist/binaries/mailer-linux-arm64 \
            --target aarch64-unknown-linux-gnu mod.ts
          echo "  ✓ Linux ARM64 complete"

          # macOS x86_64
          echo "→ Compiling for macOS x86_64..."
          deno compile --allow-all --no-check \
            --output dist/binaries/mailer-macos-x64 \
            --target x86_64-apple-darwin mod.ts
          echo "  ✓ macOS x86_64 complete"

          # macOS ARM64
          echo "→ Compiling for macOS ARM64..."
          deno compile --allow-all --no-check \
            --output dist/binaries/mailer-macos-arm64 \
            --target aarch64-apple-darwin mod.ts
          echo "  ✓ macOS ARM64 complete"

          # Windows x86_64
          echo "→ Compiling for Windows x86_64..."
          deno compile --allow-all --no-check \
            --output dist/binaries/mailer-windows-x64.exe \
            --target x86_64-pc-windows-msvc mod.ts
          echo "  ✓ Windows x86_64 complete"

          echo ""
          echo "All binaries compiled successfully!"
          ls -lh dist/binaries/

      - name: Generate SHA256 checksums
        run: |
          cd dist/binaries
          sha256sum * > SHA256SUMS.txt
          cat SHA256SUMS.txt
          cd ../..

      - name: Extract changelog for this version
        id: changelog
        run: |
          VERSION="${{ steps.version.outputs.version }}"

          # Check if CHANGELOG.md exists
          if [ ! -f CHANGELOG.md ]; then
            echo "No CHANGELOG.md found, using default release notes"
            cat > /tmp/release_notes.md << EOF
          ## MAILER $VERSION

          Pre-compiled binaries for multiple platforms.

          ### Installation

          Use the installation script:
          \`\`\`bash
          curl -sSL https://code.foss.global/serve.zone/mailer/raw/branch/main/install.sh | sudo bash
          \`\`\`

          Or download the binary for your platform and make it executable.

          ### Supported Platforms
          - Linux x86_64 (x64)
          - Linux ARM64 (aarch64)
          - macOS x86_64 (Intel)
          - macOS ARM64 (Apple Silicon)
          - Windows x86_64

          ### Checksums
          SHA256 checksums are provided in SHA256SUMS.txt
          EOF
          else
            # Try to extract section for this version from CHANGELOG.md
            # This is a simple extraction - adjust based on your CHANGELOG format
            awk "/## \[$VERSION\]/,/## \[/" CHANGELOG.md | sed '$d' > /tmp/release_notes.md || cat > /tmp/release_notes.md << EOF
          ## MAILER $VERSION

          See CHANGELOG.md for full details.

          ### Installation

          Use the installation script:
          \`\`\`bash
          curl -sSL https://code.foss.global/serve.zone/mailer/raw/branch/main/install.sh | sudo bash
          \`\`\`
          EOF
          fi

          echo "Release notes:"
          cat /tmp/release_notes.md

      - name: Delete existing release if it exists
        run: |
          VERSION="${{ steps.version.outputs.version }}"

          echo "Checking for existing release $VERSION..."

          # Try to get existing release by tag
          EXISTING_RELEASE_ID=$(curl -s \
            -H "Authorization: token ${{ secrets.GITHUB_TOKEN }}" \
            "https://code.foss.global/api/v1/repos/serve.zone/mailer/releases/tags/$VERSION" \
            | jq -r '.id // empty')

          if [ -n "$EXISTING_RELEASE_ID" ]; then
            echo "Found existing release (ID: $EXISTING_RELEASE_ID), deleting..."
            curl -X DELETE -s \
              -H "Authorization: token ${{ secrets.GITHUB_TOKEN }}" \
              "https://code.foss.global/api/v1/repos/serve.zone/mailer/releases/$EXISTING_RELEASE_ID"
            echo "Existing release deleted"
            sleep 2
          else
            echo "No existing release found, proceeding with creation"
          fi

      - name: Create Gitea Release
        run: |
          VERSION="${{ steps.version.outputs.version }}"
          RELEASE_NOTES=$(cat /tmp/release_notes.md)

          # Create the release
          echo "Creating release for $VERSION..."
          RELEASE_ID=$(curl -X POST -s \
            -H "Authorization: token ${{ secrets.GITHUB_TOKEN }}" \
            -H "Content-Type: application/json" \
            "https://code.foss.global/api/v1/repos/serve.zone/mailer/releases" \
            -d "{
              \"tag_name\": \"$VERSION\",
              \"name\": \"MAILER $VERSION\",
              \"body\": $(jq -Rs . /tmp/release_notes.md),
              \"draft\": false,
              \"prerelease\": false
            }" | jq -r '.id')

          echo "Release created with ID: $RELEASE_ID"

          # Upload binaries as release assets
          for binary in dist/binaries/*; do
            filename=$(basename "$binary")
            echo "Uploading $filename..."
            curl -X POST -s \
              -H "Authorization: token ${{ secrets.GITHUB_TOKEN }}" \
              -H "Content-Type: application/octet-stream" \
              --data-binary "@$binary" \
              "https://code.foss.global/api/v1/repos/serve.zone/mailer/releases/$RELEASE_ID/assets?name=$filename"
          done

          echo "All assets uploaded successfully"

      - name: Clean up old releases
        run: |
          echo "Cleaning up old releases (keeping only last 3)..."

          # Fetch all releases sorted by creation date
          RELEASES=$(curl -s -H "Authorization: token ${{ secrets.GITHUB_TOKEN }}" \
            "https://code.foss.global/api/v1/repos/serve.zone/mailer/releases" | \
            jq -r 'sort_by(.created_at) | reverse | .[3:] | .[].id')

          # Delete old releases
          if [ -n "$RELEASES" ]; then
            echo "Found releases to delete:"
            for release_id in $RELEASES; do
              echo "  Deleting release ID: $release_id"
              curl -X DELETE -s -H "Authorization: token ${{ secrets.GITHUB_TOKEN }}" \
                "https://code.foss.global/api/v1/repos/serve.zone/mailer/releases/$release_id"
            done
            echo "Old releases deleted successfully"
          else
            echo "No old releases to delete (less than 4 releases total)"
          fi
          echo ""

      - name: Release Summary
        run: |
          echo "================================================"
          echo "  Release ${{ steps.version.outputs.version }} Complete!"
          echo "================================================"
          echo ""
          echo "Binaries published:"
          ls -lh dist/binaries/
          echo ""
          echo "Release URL:"
          echo "https://code.foss.global/serve.zone/mailer/releases/tag/${{ steps.version.outputs.version }}"
          echo ""
          echo "Installation command:"
          echo "curl -sSL https://code.foss.global/serve.zone/mailer/raw/branch/main/install.sh | sudo bash"
          echo ""
