name: Make Release

# Manual workflow to create a GitHub release
# This sets the version, builds the JAR, and creates a release with tag
# The tag will trigger docker-publish.yml to build and push the Docker image
on:
  workflow_dispatch:
    inputs:
      version_number:
        description: 'Version Number (e.g., 0.6.3)'
        required: true
        type: string
      info:
        description: 'Description of this Release'
        required: true
        type: string
      is_prerelease:
        description: 'Mark this as a pre-release (for testing)'
        required: false
        type: boolean
        default: false
      ref:
        description: 'Branch, tag, or SHA to build from (defaults to the branch this workflow is run from)'
        required: false
        type: string
        default: ''

# Prevent concurrent releases
concurrency:
  group: ${{ github.workflow }}
  cancel-in-progress: false

jobs:
  build_jar:
    name: Build JAR
    runs-on: ubuntu-latest
    timeout-minutes: 30
    permissions:
      contents: write  # Required to push version commit
    outputs:
      release_sha: ${{ steps.set-release-sha.outputs.sha }}
    steps:
      - name: Checkout repository
        uses: actions/checkout@v6
        with:
          ref: ${{ github.event.inputs.ref || github.ref }}
          fetch-depth: 0  # Full history needed for git commands

      - name: Validate branch for regular releases
        if: ${{ github.event.inputs.is_prerelease != 'true' }}
        run: |
          BRANCH=$(git rev-parse --abbrev-ref HEAD)
          if [ "$BRANCH" != "main" ]; then
            echo "❌ Error: Regular releases can only be created from the 'main' branch."
            echo "   Current branch: $BRANCH"
            echo "   To create a pre-release from this branch, check the 'Mark this as a pre-release' option."
            exit 1
          fi
          echo "✓ Branch validation passed: $BRANCH"

      - name: Set up Java Environment
        uses: actions/setup-java@v5
        with:
          java-version: '25'
          distribution: 'temurin'
          cache: maven

      - name: Get initial SHA (for pre-releases)
        id: get-initial-sha
        if: ${{ github.event.inputs.is_prerelease == 'true' }}
        run: echo "sha=$(git rev-parse HEAD)" >> "$GITHUB_OUTPUT"

      - name: Set Version
        run: |
          mvn -B versions:set -DnewVersion=${{ github.event.inputs.version_number }}
          mvn -B versions:commit

      - name: Commit version bump
        if: ${{ github.event.inputs.is_prerelease != 'true' }}
        id: commit-version
        run: |
          git config user.name "github-actions[bot]"
          git config user.email "github-actions[bot]@users.noreply.github.com"

          # Stage whatever the version plugin changed
          git add pom.xml

          # If nothing is staged, don't fail the workflow
          if git diff --cached --quiet; then
            echo "No version changes to commit (pom.xml already at ${{ github.event.inputs.version_number }})."
            exit 0
          fi

          git commit -m "chore: bump version to ${{ github.event.inputs.version_number }}"
          git push


      - name: Set release SHA output
        id: set-release-sha
        run: |
          if [ "${{ github.event.inputs.is_prerelease }}" == "true" ]; then
            echo "sha=${{ steps.get-initial-sha.outputs.sha }}" >> "$GITHUB_OUTPUT"
          else
            echo "sha=$(git rev-parse HEAD)" >> "$GITHUB_OUTPUT"
          fi

      - name: Build with Maven
        run: |
          COMMIT_TIME=$(git log -1 --format=%cI)
          mvn --batch-mode verify -Dproject.build.outputTimestamp=$COMMIT_TIME

      - name: Rename JAR
        run: mv target/*-All.jar JMusicBot-${{ github.event.inputs.version_number }}.jar

      - name: Upload JAR artifact
        uses: actions/upload-artifact@v6
        with:
          name: jar
          path: JMusicBot-${{ github.event.inputs.version_number }}.jar
          if-no-files-found: error

  create_release:
    name: Create GitHub Release
    runs-on: ubuntu-latest
    timeout-minutes: 10
    needs: build_jar
    permissions:
      contents: write  # Required to create releases and tags
    steps:
      - name: Download JAR artifact
        uses: actions/download-artifact@v7
        with:
          name: jar
          path: .

      - name: Create Release
        uses: ncipollo/release-action@v1
        with:
          token: ${{ secrets.GITHUB_TOKEN }}
          tag: v${{ github.event.inputs.version_number }}
          commit: ${{ needs.build_jar.outputs.release_sha }}
          name: v${{ github.event.inputs.version_number }}
          draft: true
          prerelease: ${{ github.event.inputs.is_prerelease }}
          artifacts: "*.jar"
          body: |
            ${{ github.event.inputs.info }}
            
            ---
            ### Setup
            https://jmusicbot.com/setup  
            https://jmusicbot.com/config  
            # Download: [JMusicBot-${{ github.event.inputs.version_number }}.jar](https://github.com/purnell569/MusicBot/releases/download/v${{ github.event.inputs.version_number }}/JMusicBot-${{ github.event.inputs.version_number }}.jar)