build.yml

name: Build and Version Update

on:
  push:
    branches:
      - main
      - merge
      - dev

jobs:
  build:
    runs-on: ubuntu-latest

    steps:
      - uses: actions/checkout@v2

      - name: Set up JDK
        uses: actions/setup-java@v2
        with:
          java-version: '17'  # or your preferred Java version
          distribution: 'adopt'

      - name: Generate build number
        id: buildnumber
        uses: einaregilsson/build-number@v3
        with:
          token: ${{ secrets.GITHUB_TOKEN }}

      - name: Update version in pom.xml and plugin.yml
        run: |
            VERSION=$(mvn help:evaluate -Dexpression=project.version -q -DforceStdout)
            IFS='.' read -ra VERSION_PARTS <<< "$VERSION"
            PATCH=$((VERSION_PARTS[2] + 1))
            NEW_VERSION="${VERSION_PARTS[0]}.${VERSION_PARTS[1]}.$PATCH-dev-b${{ steps.buildnumber.outputs.build_number }}"
            mvn versions:set -DnewVersion=$NEW_VERSION
            sed -i "s/^version: .*$/version: $NEW_VERSION/" src/main/resources/plugin.yml
      - name: Build with Maven
        run: mvn clean package

      - name: Commit and push if changed
        run: |
          git config --local user.email "action@github.com"
          git config --local user.name "GitHub Action"
          git add pom.xml src/main/resources/plugin.yml
          git commit -m "Update version to ${{ steps.buildnumber.outputs.build_number }}" || exit 0
          git push

      - name: Upload artifact
        uses: actions/upload-artifact@v4
        with:
          name: Plugin-JAR
          path: target/*.jar