name: CI compile & test & build

on:
  push:
    branches: [ "main" ]
  pull_request:
    branches: [ "main" ]

jobs:
  ci-fe:
    runs-on: ubuntu-latest

    steps:
    - uses: actions/checkout@v3

    - name: Setup Node.js 18.x
      uses: actions/setup-node@v3
      with:
        node-version: 18.x
        cache: 'npm'
        cache-dependency-path: frontend/yarn.lock
    - name: Cache NPM packages
      uses: actions/cache@v3
      with:
        key: npm-${{ hashFiles('./frontend/yarn.lock') }}
        path: |
          ./frontend/node_modules
        restore-keys: |
          npm-${{ hashFiles('./frontend/yarn.lock') }}  
          npm-
    - name: Yarn Install
      run: |
        cd ./frontend
        yarn install --frozen-lockfiles
    - name: Yarn Test
      run: |
        cd ./frontend
        ./compile-less.sh
        yarn test
        yarn build

  docker-build:
    runs-on: ubuntu-latest
    
    steps:
    - uses: actions/checkout@v3
    - uses: docker/setup-buildx-action@v3
    - name: Install doctl
      uses: digitalocean/action-doctl@v2
      with:
        token: ${{ secrets.DO_ACCESS_TOKEN }}
    - name: Log in to DigitalOcean Container Registry with short-lived credentials
      run: doctl registry login --expiry-seconds 1200
    - uses: docker/build-push-action@v5
      with:
        context: frontend/
        cache-from: type=gha
        cache-to: type=gha,mode=max
        push: true
        tags: registry.digitalocean.com/kemkas/kemkas:${GITHUB_SHA::8}

  deploy:
    runs-on: ubuntu-latest
    needs: 
      - ci-fe
      - docker-build
    if: ${{ github.event_name == 'push' || ( github.event_name == 'pull_request' && github.event.action == 'closed' && github.event.pull_request.merged ) }}
    steps:
      - uses: actions/checkout@v3
      - name: Install doctl
        uses: digitalocean/action-doctl@v2
        with:
          token: ${{ secrets.DO_ACCESS_TOKEN }}
      - name: Log in to DigitalOcean Container Registry with short-lived credentials
        run: doctl registry login --expiry-seconds 1200
      - name: Tag container image with latest tag
        run: |
          docker pull registry.digitalocean.com/kemkas/kemkas:${GITHUB_SHA::8}
          docker tag registry.digitalocean.com/kemkas/kemkas:${GITHUB_SHA::8} registry.digitalocean.com/kemkas/kemkas:latest
      - name: Push image to Container Registry
        run: |
          docker push registry.digitalocean.com/kemkas/kemkas:latest
      - name: Get container image ID of the images just pushed
        run: |
          docker images registry.digitalocean.com/kemkas/kemkas:${GITHUB_SHA::8} --format "{{.ID}}"
          export DOCKER_IMAGE_ID=$(docker images registry.digitalocean.com/kemkas/kemkas:${GITHUB_SHA::8} --format "{{.ID}}")
          export DOCKER_IMAGE_ID=DO-$DOCKER_IMAGE_ID
          echo "DOCKER_IMAGE_ID=$DOCKER_IMAGE_ID" >> $GITHUB_ENV
      - name: Tag commit
        uses: tvdias/github-tagger@v0.0.1
        with:
          repo-token: "${{ github.token }}"
          tag: "${{ env.DOCKER_IMAGE_ID }}"