name: Docker
on:
  repository_dispatch:
  workflow_dispatch:
  workflow_run:
    workflows: ["release"]
    types:
      - completed
      - requested
  push:
    branches:
      - "**"
    tags:
      - "v*.*.*"
  pull_request:
    branches:
      - "main"

env:
  IMAGE_NAME: lycheeverse/lychee
  DOCKER_PLATFORMS: linux/amd64,linux/arm64/v8
  DOCKERFILE: Dockerfile-CI.Dockerfile

jobs:
  build:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v2

      - name: Docker meta
        id: meta
        uses: docker/metadata-action@v3
        with:
          # list of Docker images to use as base name for tags
          images: |
            ${{ env.IMAGE_NAME }}
          # generate Docker tags based on the following events/attributes
          tags: |
            type=schedule
            type=ref,event=branch
            type=ref,event=pr
            type=semver,pattern={{version}}
            type=semver,pattern={{major}}.{{minor}}
            type=semver,pattern={{major}}
            type=sha

      - 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
        if: ${{ github.repository_owner == 'lycheeverse' && github.event_name != 'pull_request' }}
        uses: docker/login-action@v1
        with:
          username: ${{ secrets.DOCKER_USERNAME }}
          password: ${{ secrets.DOCKER_PASSWORD }}

      - name: Push Image
        if: ${{ github.repository_owner == 'lycheeverse' }}
        uses: docker/build-push-action@v2
        with:
          context: .
          file: ${{ env.DOCKERFILE }}
          platforms: ${{ env.DOCKER_PLATFORMS }}
          push: ${{ github.event_name != 'pull_request' }}
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}