name: Docker Build and Push

on:
  pull_request:
    branches: [master]
  push:
    branches: [master]
  schedule:
    - cron: '0 0 * * *'

jobs:
  lint:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v6

      - name: Hadolint
        uses: hadolint/hadolint-action@v3.1.0
        with:
          dockerfile: Dockerfile

  build:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v6

      - name: Build image
        run: docker build -t ci-image:${{ github.sha }} .

      - name: Save image
        run: docker save -o image.tar ci-image:${{ github.sha }}

      - name: Upload artifact
        uses: actions/upload-artifact@v4
        with:
          name: docker-image
          path: image.tar
          retention-days: 1

  test:
    runs-on: ubuntu-latest
    needs: [lint, build]
    steps:
      - name: Checkout
        uses: actions/checkout@v6

      - name: Download artifact
        uses: actions/download-artifact@v4
        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
    needs: test
    if: github.event_name != 'pull_request'
    steps:
      - name: Download artifact
        uses: actions/download-artifact@v4
        with:
          name: docker-image

      - name: Load image
        run: docker load < image.tar

      - name: Login to Docker Hub
        uses: docker/login-action@v4
        with:
          username: ${{ secrets.DOCKERHUB_USERNAME }}
          password: ${{ secrets.DOCKERHUB_TOKEN }}

      - name: Tag and push
        run: |
          docker tag ci-image:${{ github.sha }} jcabillot/ip:latest
          docker push jcabillot/ip:latest