name: Build Resilient App.

on:
  push:
    branches: [main, master, develop]
  pull_request:
  workflow_dispatch:

jobs:
  build:
    runs-on: [docker]

    steps:
      - name: Show working directory contents
        run: ls -la

      - name: Set up Node.js
        uses: actions/setup-node@v4
        with:
          node-version: '18'

      - name: Set up Java 17
        uses: actions/setup-java@v4
        with:
          distribution: 'temurin' # or 'zulu', 'corretto', etc.
          java-version: '17'
          cache: 'maven' # optional: cache ~/.m2
    
      - name: Install Maven and Git
        run: |
          apt-get update
          apt-get install -y maven git
    
      # Replaced by steps : Set up Node.js; Set up Java 17; Install Maven and Git
      # for improved performance
      # - name: Install system dependencies
      #   run: |
      #     apt-get update
      #     apt-get install -y nodejs npm openjdk-17-jdk maven git
      #     export JAVA_HOME=$(dirname $(dirname $(readlink -f $(which javac))))
      #     echo "JAVA_HOME=$JAVA_HOME" >> $GITHUB_ENV

      - name: Check Java and Node versions
        run: |
          java -version
          mvn -v
          node -v
          npm -v
              
      - name: Checkout repository
        uses: actions/checkout@v4
  
      - name: Install frontend dependencies
        run: |
          cd src/main/webapp
          npm ci

      - name: Cache node_modules
        uses: actions/cache@v3
        with:
          path: |
            **/node_modules
          key: node-modules-${{ hashFiles('**/package-lock.json') }}
          restore-keys: |
            node-modules-
      
      - name: Build frontend
        run: |
          cd src/main/webapp
          npm run build

      - name: Cache Maven dependencies
        uses: actions/cache@v3
        with:
          path: ~/.m2/repository
          key: maven-${{ runner.os }}-${{ hashFiles('**/pom.xml') }}
        restore-keys: |
          maven-${{ runner.os }}-
      
      - name: Build backend (Spring Boot)
        run: |
          mvn clean package -Pprod -DskipTests

      - name: List output files
        run: |
          ls -lh target/*.jar || true
          
      - name: Upload backend JAR
        uses: actions/upload-artifact@v3
        with:
          name: app-backend
          path: target/resilient*.jar