name: build

on:
  workflow_dispatch:
  push:
    branches:
      - '**'

jobs:
  build:
    runs-on: ubuntu-latest

    outputs:
      version: ${{ steps.version.outputs.version }}

    steps:
      - name: 'Checkout'
        uses: actions/checkout@v4

      - name: 'Set up JDK'
        uses: actions/setup-java@v4
        with:
          java-version: '25'
          distribution: 'temurin'

      - name: 'Build'
        run: ./gradlew build --no-daemon

      - name: 'Upload artifact'
        uses: actions/upload-artifact@v3
        with:
          name: MobArena.jar
          path: build/libs/MobArena-*.jar

      - name: 'Output version'
        id: version
        run: |
          version=$(
            unzip -p build/libs/MobArena-*.jar plugin.yml \
            | grep '^version: ' \
            | awk '{printf $2}' \
            | tr -d "'" \
          )
          echo "version=${version}" >> "${GITHUB_OUTPUT}"

  draft:
    needs: build

    if: |
      needs.build.result == 'success' &&
      github.ref_name == 'master' &&
      startsWith(github.event.head_commit.message, 'Release ') &&
      !endsWith(needs.build.outputs.version, '-SNAPSHOT')

    runs-on: ubuntu-latest

    permissions:
      contents: write

    env:
      VERSION: ${{ needs.build.outputs.version }}

    steps:
      - name: 'Checkout'
        uses: actions/checkout@v4

      - name: 'Download artifact'
        uses: actions/download-artifact@v4
        with:
          name: MobArena.jar

      - name: 'Extract release notes'
        run: scripts/extract-release-notes -f github "${VERSION}" > release-notes.md

      - name: 'Create release draft'
        run: gh release create "${VERSION}" --draft --notes-file release-notes.md MobArena-*.jar
        env:
          GITHUB_TOKEN: ${{ github.token }}