name: Build-und-Deploy

on:
  push:
    branches: [ master ]

jobs:
  build:
    runs-on: ubuntu-latest

    # Alle Steps laufen in DIESEM Container (enthält Java21/Node20/pnpm/git/bash)
    container:
      image: ci-java21-node20:latest

    steps:
      - name: 📥 Repository auschecken
        uses: actions/checkout@v4

      - name: 🔎 Umgebung & Volumes
        run: |
          set -e
          echo "PWD=$(pwd)"
          java -version
          node -v
          pnpm -v
          echo "Mounts:"
          ls -ld /shared_jar_data || echo "/shared_jar_data fehlt"
          ls -ld /shared_trigger_dir || echo "/shared_trigger_dir fehlt"

      # Gradle auf systemweites JDK 21 festnageln (kein Toolchain-Download)
      - name: ⚙️ Gradle konfigurieren
        run: |
          rm -rf ~/.gradle/jdks ~/.gradle/.tmp/jdks
          mkdir -p ~/.gradle
          {
            echo "org.gradle.java.installations.auto-detect=true"
            echo "org.gradle.java.installations.auto-download=false"
          } > ~/.gradle/gradle.properties

      - name: 🔎 Gradle-Info
        run: |
          set -e
          ./gradlew -v
          ./gradlew -q javaToolchains || true
          ls -la

      - name: 🛠 Baue das Projekt (ohne Tests)
        env:
          CI: "true"
        run: |
          set -e
          test -f ./gradlew || { echo "❌ gradlew fehlt"; exit 1; }
          chmod +x ./gradlew || true
          ./gradlew clean build -x test --no-daemon --info --stacktrace
          echo "Build-Output (build/libs):"
          ls -l build/libs || true

      - name: 📦 JAR ins Shared Volume kopieren und archivieren
        run: |
          set -e
          JAR="$(ls -1 build/libs/*-SNAPSHOT.jar 2>/dev/null | head -n1)"
          if [ -z "${JAR:-}" ] || [ ! -f "$JAR" ]; then
            echo "❌ Kein JAR in build/libs gefunden"; exit 1
          fi

          mkdir -p /shared_jar_data /shared_jar_data/archive
          timestamp=$(date +"%Y%m%d-%H%M%S")

          cp "$JAR" /shared_jar_data/MyTimeTracker-0.0.1-SNAPSHOT.jar
          cp "$JAR" "/shared_jar_data/archive/MyTimeTracker-$timestamp.jar"

          echo "📂 /shared_jar_data:"
          ls -l /shared_jar_data || true
          echo "📂 /shared_jar_data/archive:"
          ls -l /shared_jar_data/archive || true

      - name: 🚦 Neustart der Anwendung triggern
        run: |
          set -e
          mkdir -p /shared_trigger_dir
          touch /shared_trigger_dir/restart-requested