name: Docker Build and Push

on:
  pull_request:
  push:
    branches: [master]
  schedule:
    - cron: '30 3 * * 3'

jobs:
  lint:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10
      - name: Hadolint
        uses: hadolint/hadolint-action@54c9adbab1582c2ef04b2016b760714a4bfde3cf

  build:
    runs-on: ubuntu-latest
    needs: lint
    steps:
      - name: Checkout
        uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10
      - name: Build image
        run: docker build -t ci-image:${{ github.sha }} .
      - name: Save image
        run: docker save ci-image:${{ github.sha }} > image.tar
      - name: Upload artifact
        uses: ChristopherHX/gitea-upload-artifact@62ac910c5d3dfa85c7cb2df15afe2e342b2407c2
        with:
          name: docker-image
          path: image.tar

  test:
    runs-on: ubuntu-latest
    needs: build
    steps:
      - name: Checkout
        uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10
      - name: Download artifact
        uses: ChristopherHX/gitea-download-artifact@75635f32b4c1c41c4b3d64e8f85210112ed4c9c7
        with:
          name: docker-image
      - name: Load image
        run: docker load < image.tar
      - name: Run tests
        run: bash tests/test.sh ci-image:${{ github.sha }}

  push:
    runs-on: ubuntu-latest
    if: github.event_name != 'pull_request'
    needs: test
    steps:
      - name: Checkout
        uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10
      - name: Download artifact
        uses: ChristopherHX/gitea-download-artifact@75635f32b4c1c41c4b3d64e8f85210112ed4c9c7
        with:
          name: docker-image
      - name: Load image
        run: docker load < image.tar
      - name: Login to Docker Hub
        uses: docker/login-action@650006c6eb7dba73a995cc03b0b2d7f5ca915bee
        with:
          username: ${{ secrets.DOCKERHUB_USERNAME }}
          password: ${{ secrets.DOCKERHUB_TOKEN }}
      - name: Tag and push
        run: |
          docker tag ci-image:${{ github.sha }} jcabillot/htpasswd:latest
          docker push jcabillot/htpasswd:latest