name: Java CI/CD with Gradle
# 언제 작동 시킬 것인가
on:
  push:
    branches: [ "master" ]
#  pull_request:
#    branches: [ "master" ]

permissions:
  contents: read

jobs:
  build:
    runs-on: ubuntu-latest

    steps:
    # 현재 REPO에서 코드를 워크플로우 환경으로 이동
    - uses: actions/checkout@v3
    - name: Set up JDK 17
      uses: actions/setup-java@v3
      with:
        java-version: '17'
        distribution: 'adopt'
    # Github secrets로부터 데이터를 받아서, 워크 플로우에 파일을 생성
    - name: Make application.properties
      run: |
         cd ./src/main/resources
         touch ./application.properties
         echo "${{ secrets.PROPERTIES }}" > ./application.properties
      shell: bash	 
      
    - name: Build with Gradle
      run: |
          chmod +x ./gradlew
          ./gradlew clean build -x test
   # dockerfile을 통해 이미지를 빌드하고, 이를 docker repo로 push.
    - name: Docker build & push to docker repo
      run: |
          docker login -u ${{ secrets.DOCKER_USERNAME }} -p ${{ secrets.DOCKER_PASSWORD }}
          docker build -f Dockerfile -t ${{ secrets.DOCKER_REPO }}/arichat_backend .
          docker push ${{ secrets.DOCKER_REPO }}/arichat_backend

   # 서버에 ssh로 접속 후 script를 실행
    - name: Deploy to server
      uses: appleboy/ssh-action@master
      id: deploy
      with:
        host: ${{ secrets.HOST }}
        username: ubuntu
        key: ${{ secrets.KEY }}
        envs: GITHUB_SHA
        script : |
          sudo docker rm -f $(docker ps -qa)
          sudo docker pull ${{ secrets.DOCKER_REPO }}/directors-dev
          docker-compose up -d
          docker image prune -f