ISODroid/.gitea/workflows/auto-tag.yml

name: Auto Tag on Version Change

on:
  push:
    branches:
      - main

jobs:
  check-version:
    runs-on: docker-compose

    steps:
      - name: Checkout source code
        uses: actions/checkout@v4
        with:
          fetch-depth: 0
          token: ${{ secrets.PAT_GITEA }}

      - name: Check version and prepare release
        id: version
        run: |
          VERSION=$(grep 'versionName = ' app/build.gradle.kts | sed 's/.*versionName = "\(.*\)".*/\1/')
          VERSION_CODE=$(grep 'versionCode = ' app/build.gradle.kts | sed 's/.*versionCode = \([0-9]*\).*/\1/')
          echo "version=$VERSION" >> $GITHUB_OUTPUT
          echo "version_code=$VERSION_CODE" >> $GITHUB_OUTPUT

          if git tag -l | grep -q "^v${VERSION}$"; then
            echo "Tag v${VERSION} already exists, skipping"
            echo "should_release=false" >> $GITHUB_OUTPUT
          else
            echo "New version detected: v${VERSION}"
            echo "should_release=true" >> $GITHUB_OUTPUT
          fi

      - name: Extract and commit fastlane changelog
        if: steps.version.outputs.should_release == 'true'
        run: |
          VERSION="${{ steps.version.outputs.version }}"
          VERSION_CODE="${{ steps.version.outputs.version_code }}"
          FASTLANE_DIR="fastlane/metadata/android/en-US/changelogs"

          mkdir -p "$FASTLANE_DIR"

          awk -v ver="$VERSION" '
            BEGIN { found=0 }
            /^## \[/ {
              if (found) exit
              if ($0 ~ "\\[" ver "\\]") { found=1; next }
            }
            found { print }
          ' CHANGELOG.md > "$FASTLANE_DIR/${VERSION_CODE}.txt"

          git config user.name "Gitea Actions"
          git config user.email "actions@gitea.local"

          if git diff --quiet "$FASTLANE_DIR/${VERSION_CODE}.txt" 2>/dev/null; then
            echo "No changelog changes to commit"
          else
            git add "$FASTLANE_DIR/${VERSION_CODE}.txt"
            git commit -m "Add fastlane changelog for v${VERSION}"
            git push origin main
          fi

      - name: Create and push tag
        if: steps.version.outputs.should_release == 'true'
        run: |
          VERSION="${{ steps.version.outputs.version }}"
          git tag "v${VERSION}"
          git push origin "v${VERSION}"
          echo "Created and pushed tag v${VERSION}"