name: Docker CI

# This workflow uses actions that are not certified by GitHub.
# They are provided by a third-party and are governed by
# separate terms of service, privacy policy, and support
# documentation.

on:
  schedule:
    - cron: '30 22 * * *'
  push:
  pull_request:
    branches: [ "main" ]

env:
  # github.repository as <account>/<repo>
  IMAGE_NAME: ${{ github.repository }}


jobs:
  build-ci:
    name: Build environment for GitLab CI/CD
    runs-on: ubuntu-latest
    permissions:
      contents: read
      packages: write
      # This is used to complete the identity challenge
      # with sigstore/fulcio when running outside of PRs.
      id-token: write

    steps:
      - name: Checkout repository
        uses: actions/checkout@v3

      # Workaround: https://github.com/docker/build-push-action/issues/461
      - name: Setup Docker buildx
        uses: docker/setup-buildx-action@v2
        with:
          buildkitd-flags: --debug

      # Login against a Docker registry except on PR
      # https://github.com/docker/login-action
      - name: Log into GHCR
        if: github.event_name != 'pull_request'
        uses: docker/login-action@v2
        with:
          registry: ghcr.io
          username: ${{ secrets.HUB_USERNAME }}
          password: ${{ secrets.HUB_TOKEN }}
      - name: Log into RHQCR
        if: github.event_name != 'pull_request'
        uses: docker/login-action@v2
        with:
          registry: quay.io
          username: ${{ secrets.RHQCR_BOT_USERNAME }}
          password: ${{ secrets.RHQCR_BOT_TOKEN }}

      # Extract metadata (tags, labels) for Docker
      # https://github.com/docker/metadata-action
      - name: Extract Docker metadata
        id: meta
        uses: docker/metadata-action@v4
        with:
          images: |
            ghcr.io/${{ env.IMAGE_NAME }}/build-ci
            quay.io/ajhalili2006/mkdocs-material-build-ci
          tags: |
            type=raw,value=latest,enable={{is_default_branch}}
            type=sha,enable=true,priority=100,prefix=commit-,suffix=,format=long
            type=schedule,pattern=nightly
            type=raw,prefix=branch-,value={{branch}}

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

      # Build and push Docker image with Buildx (don't push on PR)
      # https://github.com/docker/build-push-action
      - name: Build and push Docker image
        id: build-and-push
        uses: docker/build-push-action@v4.1.1
        with:
          context: docker
          platforms: linux/amd64
          #file: Dockerfile
          # workaround: https://github.com/moby/buildkit/issues/2713#issuecomment-1068540101
          push: false
          load: true
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}
          cache-from: |
            type=registry,ref=quay.io/ajhalili2006/mkdocs-material-build-ci:buildkit-cache-web
            type=registry,ref=quay.io/ajhalili2006/mkdocs-material-build-ci:branch-main
            type=registry,ref=quay.io/ajhalili2006/mkdocs-material-build-ci:latest
          cache-to: type=registry,ref=quay.io/ajhalili2006/mkdocs-material-build-ci:buildkit-cache-web
      - name: Workaround pushbot for misbehaving reverse proxies
        if: ${{ github.event_name != 'pull_request' }}
        run: echo "${{ steps.meta.outputs.tags }}" | xargs -I {} docker push {}
  devenv:
    name: Generate Gitpod workspace image snapshot
    runs-on: ubuntu-latest
    permissions:
      contents: read
      packages: write
      # This is used to complete the identity challenge
      # with sigstore/fulcio when running outside of PRs.
      id-token: write
    steps:
      - name: Checkout repository
        uses: actions/checkout@v3

      # Workaround: https://github.com/docker/build-push-action/issues/461
      - name: Setup Docker buildx
        uses: docker/setup-buildx-action@v2
        with:
          buildkitd-flags: --debug

      # Login against a Docker registry except on PR
      # https://github.com/docker/login-action
      - name: Log into GHCR
        if: github.event_name != 'pull_request'
        uses: docker/login-action@v2
        with:
          registry: ghcr.io
          username: ${{ secrets.HUB_USERNAME }}
          password: ${{ secrets.HUB_TOKEN }}
      - name: Log into RHQCR
        if: github.event_name != 'pull_request'
        uses: docker/login-action@v2
        with:
          registry: quay.io
          username: ${{ secrets.RHQCR_BOT_USERNAME }}
          password: ${{ secrets.RHQCR_BOT_TOKEN }}

      # Extract metadata (tags, labels) for Docker
      # https://github.com/docker/metadata-action
      - name: Extract Docker metadata
        id: meta
        uses: docker/metadata-action@v4
        with:
          images: |
            ghcr.io/${{ env.IMAGE_NAME }}/devenv
          tags: |
            type=raw,value=latest,enable={{is_default_branch}}
            type=sha,enable=true,priority=100,prefix=commit-,suffix=,format=long
            type=schedule,pattern=nightly
            type=raw,prefix=branch-,value={{branch}}

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

      # Build and push Docker image with Buildx (don't push on PR)
      # https://github.com/docker/build-push-action
      - name: Build and push Docker image
        id: build-and-push
        uses: docker/build-push-action@v4.1.1
        with:
          context: .
          file: .gitpod.Dockerfile
          platforms: linux/amd64
          # workaround: https://github.com/moby/buildkit/issues/2713#issuecomment-1068540101
          push: false
          load: true
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}
          cache-from: |
            type=registry,ref=quay.io/ajhalili2006/gitpod-workspace:buildkit-cache-web
            type=registry,ref=ghcr.io/ajhalili2006/ajhalili2006.github.io/devenv:nightly
            type=registry,ref=cr.io/ajhalili2006/ajhalili2006.github.io/devenv:branch-main
          cache-to: type=registry,ref=quay.io/ajhalili2006/gitpod-workspace:buildkit-cache-web
      - name: Workaround pushbot for misbehaving reverse proxies
        if: ${{ github.event_name != 'pull_request' }}
        run: echo "${{ steps.meta.outputs.tags }}" | xargs -I {} docker push {}