cd.yml

name: CD

on:
  push:
    branches: [ "main" ]

jobs:

  re-build:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v3

      - name: Set up JDK 21
        uses: actions/setup-java@v3
        with:
          java-version: '21'
          distribution: 'temurin'
          cache: maven
      - name: Build with Maven
        run: mvn -B package --file app/pom.xml

  re-test:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v3

      - name: Set up JDK 21
        uses: actions/setup-java@v3
        with:
          java-version: '21'
          distribution: 'temurin'
          cache: maven

      - name: Test with Maven
        run: mvn test --file app/pom.xml

  generate-release:
    needs: [re-test, re-build]
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
        with:
          fetch-depth: 0  # Fetch all history and tags

      - uses: graalvm/setup-graalvm@v1
        with:
          java-version: '21'
          distribution: 'graalvm' # See 'Options' for all available distributions
          github-token: ${{ secrets.GITHUB_TOKEN }}

      - name: Debug step
        run: |
          echo "GRAALVM_HOME: $GRAALVM_HOME"
          echo "JAVA_HOME: $JAVA_HOME"
          java --version
          native-image --version

#      - name: Compile to native image
#        run: |
#          pwd
#          ls
#          mvn -Pnative native:compile --file app/pom.xml

      - name: Set Git user
        run: |
          git config --global user.email "actions@github.com"
          git config --global user.name "GitHub Actions"

      - name: Get previous tag
        id: previous_tag
        run: |
          git fetch --tags
          previous_tag=$(git describe --abbrev=0 --tags $(git rev-list --tags --max-count=1))
          echo "PREVIOUS TAG => $previous_tag"
          echo "::set-output name=previous_tag::$previous_tag"

      - name: Determine next version
        id: version
        run: |
          last_tag=${{ steps.previous_tag.outputs.previous_tag }}
          commit_range="${last_tag}..HEAD"
          major=0
          minor=0
          patch=0
          while IFS= read -r line; do
            subject=$(echo "$line" | cut -d' ' -f2-)  # Extract the commit subject
            case "$subject" in
              *'feat:'*)
                minor=$((minor + 1))
                ;;
              *'fix:'*)
                patch=$((patch + 1))
                ;;
              *'BREAKING CHANGE:'*)
                major=$((major + 1))
                ;;
              *)
                patch=$((patch + 1))
                ;;
            esac
          done < <(git log --pretty=format:"%h %s" "$commit_range")
          if [ $major -gt 0 ]; then
            new_version="$((major + 1)).0.0"
          elif [ $minor -gt 0 ]; then
            new_version="$major.$((minor + 1)).0"
          else
            new_version="$major.$minor.$((patch + 1))"
          fi
          echo "NEW VERSION SHOULD BE => $new_version"
          echo "::set-output name=new_version::$new_version"

      - name: Create new tag
        id: new_tag
        if: steps.commits.outputs.new_version != '0.0.0'
        run: git tag -a ${{ steps.version.outputs.new_version }} -m "Version ${{ steps.version.outputs.new_version }}"
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

      - name: Generate release notes
        id: release_notes
        run: |
          echo "## What's changed" > release_notes.md
          git log --pretty=format:"%h %s by %an" ${{ steps.previous_tag.outputs.previous_tag }}..${{ steps.version.outputs.new_version }} | \
          while read line; do
            case "$line" in
              *'feat:'*)
                echo "* **Feature:** ${line#*:}" >> release_notes.md
                ;;
              *'fix:'*)
                echo "* **Fix:** ${line#*:}" >> release_notes.md
                ;;
              *'BREAKING CHANGE:'*)
                echo "* **Breaking Change:** ${line#*:}" >> release_notes.md
                ;;
              *)
                echo "* ${line}" >> release_notes.md
                ;;
            esac
          done

          echo "" >> release_notes.md
          echo "## Contributors" >> release_notes.md
          git log --format="%an" | sort -u >> release_notes.md
          
          echo "" >> release_notes.md
          echo "**Full Changelog**: https://github.com/buildrun-tech/brc-cli/commits/${{ steps.latest_tag.outputs.latest_tag }}" >> changelog.md

        continue-on-error: false

      - name: Debug release notes
        id: debug_release_notes
        run: |
          cat release_notes.md
        continue-on-error: false

      - name: Push new tag
        if: steps.commits.outputs.new_version != '0.0.0'
        run: git push origin ${{ steps.version.outputs.new_version }}
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

      - name: Create Release
        id: create_release
        uses: softprops/action-gh-release@v1
        with:
          files: |
            ${{ github.workspace }}
          tag_name: ${{ steps.version.outputs.new_version }}
          release_name: Release ${{ steps.version.outputs.new_version }}
          body_path: release_notes.md
          token: ${{ secrets.GITHUB_TOKEN }}