name: ci

on:
  push:
    branches: master

jobs:
  build:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout repository
        uses: actions/checkout@v2
      - name: Set up JDK11
        uses: actions/setup-java@v1
        with:
          java-version: 11
      - name: Cache Maven packages
        uses: actions/cache@v2
        with:
          path: ~/.m2
          key: ${{ runner.os }}-m2-${{ hashFiles('**/pom.xml') }}
          restore-keys: ${{ runner.os }}-m2
      - name: Build with maven
        run: mvn package -DskipTests -Dbuild-version="auto"
      - uses: actions/upload-artifact@v2
        with:
          name: Package
          path: target/seb-server-auto.jar

  docker_push:
    runs-on: ubuntu-latest
    needs: build
    steps:
      -
        name: Set up QEMU
        uses: docker/setup-qemu-action@v1
      -
        name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v1
      -
        name: Login to DockerHub
        uses: docker/login-action@v1 
        with:
          username: ${{ secrets.DOCKERHUB_USERNAME }}
          password: ${{ secrets.DOCKERHUB_TOKEN }}
      - 
        name: Download a single artifact
        uses: actions/download-artifact@v2
        with:
          name: Package
      - 
        name: Show directory path
        run: pwd
      -
        name: Build and push
        id: docker_build
        uses: docker/build-push-action@v2
        with:
          file: ./docker/demo/Dockerfile
          push: true
          tags: bengig/seb-server:latest
      -
        name: Image digest
        run: echo ${{ steps.docker_build.outputs.digest }}