name: Release — Semantic Versioning & Desktop Packaging

# ---------------------------------------------------------------
# Trigger: Manuell ODER automatisch wenn version.properties
#          auf main/master geändert wird.
# ---------------------------------------------------------------
on:
  push:
    branches: [ main, master ]
    paths:
      - 'version.properties'
  workflow_dispatch:
    inputs:
      dry_run:
        description: 'Dry-Run (kein Tag, kein Upload)'
        required: false
        default: 'false'

jobs:
  # =============================================================
  # JOB 1: Version lesen & Git-Tag setzen
  # =============================================================
  tag-release:
    name: 🏷️ Git-Tag setzen
    # Für Plan-B-Builds überspringen: Commit-Message enthält [planb]
    if: ${{ !contains(github.event.head_commit.message, '[planb]') }}
    runs-on: ubuntu-latest
    outputs:
      version: ${{ steps.read-version.outputs.version }}
      tag: ${{ steps.read-version.outputs.tag }}
      already_tagged: ${{ steps.check-tag.outputs.already_tagged }}

    steps:
      - name: Checkout
        uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Version aus version.properties lesen
        id: read-version
        run: |
          source <(grep -v '^#' version.properties | grep -v '^$' | sed 's/^/export /')
          QUALIFIER="${VERSION_QUALIFIER:-}"
          if [ -z "$QUALIFIER" ]; then
            VERSION="${VERSION_MAJOR}.${VERSION_MINOR}.${VERSION_PATCH}"
          else
            VERSION="${VERSION_MAJOR}.${VERSION_MINOR}.${VERSION_PATCH}-${QUALIFIER}"
          fi
          TAG="v${VERSION}"
          echo "version=${VERSION}" >> $GITHUB_OUTPUT
          echo "tag=${TAG}" >> $GITHUB_OUTPUT
          echo "📦 Version: ${VERSION} | Tag: ${TAG}"

      - name: Prüfen ob Tag bereits existiert
        id: check-tag
        run: |
          TAG="${{ steps.read-version.outputs.tag }}"
          if git rev-parse "$TAG" >/dev/null 2>&1; then
            echo "already_tagged=true" >> $GITHUB_OUTPUT
            echo "⚠️ Tag $TAG existiert bereits — überspringe Tagging"
          else
            echo "already_tagged=false" >> $GITHUB_OUTPUT
            echo "✅ Tag $TAG ist neu"
          fi

      - name: Git-Tag erstellen & pushen
        if: steps.check-tag.outputs.already_tagged == 'false' && github.event.inputs.dry_run != 'true'
        run: |
          TAG="${{ steps.read-version.outputs.tag }}"
          VERSION="${{ steps.read-version.outputs.version }}"
          git config user.name "Gitea CI"
          git config user.email "ci@mo-code.at"
          git tag -a "$TAG" -m "Release $VERSION"
          git push origin "$TAG"
          echo "🚀 Tag $TAG gepusht"

  # =============================================================
  # JOB 2: Desktop-Packaging (.deb — Linux)
  # =============================================================
  package-linux:
    name: 📦 Linux .deb Packaging
    # Nur ausführen, wenn Desktop-CI explizit aktiviert ist UND kein Plan‑B Commit
    if: ${{ vars.DESKTOP_CI_ENABLED == 'true' && !contains(github.event.head_commit.message, '[planb]') }}
    runs-on: ubuntu-latest
    needs: tag-release

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

      - name: Setup JDK 21 (Temurin)
        uses: actions/setup-java@v4
        with:
          distribution: temurin
          java-version: '21'

      - name: Gradle cache
        uses: actions/cache@v4
        with:
          path: |
            ~/.gradle/caches
            ~/.gradle/wrapper
            .gradle
          key: ${{ runner.os }}-gradle-${{ hashFiles('**/*.gradle*', '**/gradle-wrapper.properties', 'gradle.properties') }}
          restore-keys: |
            ${{ runner.os }}-gradle-

      - name: Make gradlew executable
        run: chmod +x ./gradlew

      - name: Linux .deb bauen
        env:
          _JAVA_OPTIONS: -Djava.awt.headless=true
        run: |
          ./gradlew :frontend:shells:meldestelle-desktop:packageDeb \
            --stacktrace --no-daemon

      - name: .deb Artefakt hochladen
        uses: actions/upload-artifact@v4
        with:
          name: meldestelle-${{ needs.tag-release.outputs.version }}-linux-deb
          path: frontend/shells/meldestelle-desktop/build/compose/binaries/main/deb/*.deb
          if-no-files-found: warn

  # =============================================================
  # JOB 3: Desktop-Packaging (.msi — Windows)
  # =============================================================
  package-windows:
    name: 📦 Windows .msi Packaging
    # Nur ausführen, wenn Desktop-CI explizit aktiviert ist UND kein Plan‑B Commit
    if: ${{ vars.DESKTOP_CI_ENABLED == 'true' && !contains(github.event.head_commit.message, '[planb]') }}
    runs-on: windows-latest
    needs: tag-release

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

      - name: Setup JDK 21 (Temurin)
        uses: actions/setup-java@v4
        with:
          distribution: temurin
          java-version: '21'

      - name: Gradle cache
        uses: actions/cache@v4
        with:
          path: |
            ~/.gradle/caches
            ~/.gradle/wrapper
            .gradle
          key: ${{ runner.os }}-gradle-${{ hashFiles('**/*.gradle*', '**/gradle-wrapper.properties', 'gradle.properties') }}
          restore-keys: |
            ${{ runner.os }}-gradle-

      - name: Windows .msi bauen
        env:
          _JAVA_OPTIONS: -Djava.awt.headless=true
        run: |
          ./gradlew :frontend:shells:meldestelle-desktop:packageMsi `
            --stacktrace --no-daemon

      - name: .msi Artefakt hochladen
        uses: actions/upload-artifact@v4
        with:
          name: meldestelle-${{ needs.tag-release.outputs.version }}-windows-msi
          path: frontend/shells/meldestelle-desktop/build/compose/binaries/main/msi/*.msi
          if-no-files-found: warn

  # =============================================================
  # JOB 4: Release-Summary
  # =============================================================
  release-summary:
    name: 📋 Release-Summary
    runs-on: ubuntu-latest
    needs: [ tag-release, package-linux, package-windows ]
    if: always()

    steps:
      - name: Summary ausgeben
        run: |
          echo "## 🚀 Release ${{ needs.tag-release.outputs.version }}" >> $GITHUB_STEP_SUMMARY
          echo "" >> $GITHUB_STEP_SUMMARY
          echo "| Artefakt | Status |" >> $GITHUB_STEP_SUMMARY
          echo "|----------|--------|" >> $GITHUB_STEP_SUMMARY
          echo "| Linux .deb | ${{ needs.package-linux.result }} |" >> $GITHUB_STEP_SUMMARY
          echo "| Windows .msi | ${{ needs.package-windows.result }} |" >> $GITHUB_STEP_SUMMARY
          echo "" >> $GITHUB_STEP_SUMMARY
          echo "**Git-Tag:** \`${{ needs.tag-release.outputs.tag }}\`" >> $GITHUB_STEP_SUMMARY