name: Build and push containers
on:
  push:
    branches:
      - main
    tags:
      - 'v*'
  pull_request:
  workflow_dispatch:
    inputs:
      pr_number:
        description: 'PR number to build and push container for'
        required: true
        type: number

env:
  GITHUB_SHA_LEN: 8

concurrency:
  group: ${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: ${{ github.event_name == 'pull_request' }}

jobs:
  test-lint:
    name: Test with Python ${{ matrix.python-version }}
    runs-on: ubuntu-latest

    strategy:
      matrix:
        python-version:
          - "3.11"

    steps:
      - name: Checkout
        uses: actions/checkout@v5
        with:
          ref: ${{ github.event_name == 'workflow_dispatch' && format('refs/pull/{0}/merge', inputs.pr_number) || '' }}

      - uses: actions/setup-python@v5
        with:
          python-version: ${{ matrix.python-version }}

      - name: Install dependencies
        run: pip install -r requirements-dev.txt

      - name: Lint with ruff
        run: ruff phase*/master.cfg

      - name: Lint with flake8
        run: flake8 phase*/master.cfg

      - name: Stylecheck with black
        run: black phase1/master.cfg

  build-test:
    name: Build and Test container
    runs-on: ubuntu-latest
    needs: test-lint

    permissions:
      packages: write

    strategy:
      fail-fast: ${{ github.event_name == 'pull_request' }}
      matrix:
        include:
          - container_flavor: master
          - container_flavor: worker
            container_test_command: "--env BUILDWORKER_TLS=1 --env BUILDWORKER_MASTER=Z:1922 --env BUILDWORKER_NAME=X --env BUILDWORKER_PASSWORD=Y"

    steps:
      - name: Checkout
        uses: actions/checkout@v5
        with:
          ref: ${{ github.event_name == 'workflow_dispatch' && format('refs/pull/{0}/merge', inputs.pr_number) || '' }}

      - name: Environment variables
        run: |
          echo "BUILDBOT_VERSION=$(cat .github/buildbot-version)" >> $GITHUB_ENV
          echo "GIT_SHA_SHORT=$(git rev-parse --short=${{ env.GITHUB_SHA_LEN }} HEAD)" >> $GITHUB_ENV
          if [ "${{ github.event_name }}" = "workflow_dispatch" ]; then
            echo "CONTAINER_TAG=pr-${{ inputs.pr_number }}" >> $GITHUB_ENV
          elif [ "${{ startsWith(github.ref, 'refs/tags/') }}" = "true" ]; then
            echo "CONTAINER_TAG=${{ github.ref_name }}" >> $GITHUB_ENV
          else
            echo "CONTAINER_TAG=${{ github.ref_name }}" >> $GITHUB_ENV
          fi

      - name: Build container and export it to local Docker
        uses: docker/build-push-action@v6
        with:
          context: .
          load: true
          tags: local/${{ matrix.container_flavor }}
          file: docker/build${{ matrix.container_flavor }}/Dockerfile
          build-args: |
            BUILDBOT_VERSION=${{ env.BUILDBOT_VERSION }}
            BUILDBOT_CONFIG_SHA=${{ env.GIT_SHA_SHORT }}
            CONTAINER_TAG=${{ env.CONTAINER_TAG }}

      - name: Test ${{ matrix.container_flavor }} Docker container
        run: |
          docker run --detach ${{ matrix.container_test_command }} --name test-${{ matrix.container_flavor }} local/${{ matrix.container_flavor }}
          sleep 5
          pip install cram
          cram --verbose "tests/cram/${{ matrix.container_flavor }}"

  deploy:
    name: Push Container
    if: github.event_name != 'pull_request'
    runs-on: ubuntu-latest
    needs: build-test

    environment: production

    permissions:
      packages: write

    strategy:
      matrix:
        container_flavor:
          - master
          - worker

    steps:
      - name: Checkout
        uses: actions/checkout@v5
        with:
          ref: ${{ github.event_name == 'workflow_dispatch' && format('refs/pull/{0}/merge', inputs.pr_number) || '' }}

      - name: Environment variables
        run: |
          echo "BUILDBOT_VERSION=$(cat .github/buildbot-version)" >> $GITHUB_ENV
          echo "GIT_SHA_SHORT=$(git rev-parse --short=${{ env.GITHUB_SHA_LEN }} HEAD)" >> $GITHUB_ENV
          if [ "${{ github.event_name }}" = "workflow_dispatch" ]; then
            echo "CONTAINER_TAG=pr-${{ inputs.pr_number }}" >> $GITHUB_ENV
          elif [ "${{ startsWith(github.ref, 'refs/tags/') }}" = "true" ]; then
            echo "CONTAINER_TAG=${{ github.ref_name }}" >> $GITHUB_ENV
          else
            echo "CONTAINER_TAG=${{ github.ref_name }}" >> $GITHUB_ENV
          fi

      - name: Docker meta
        id: meta
        uses: docker/metadata-action@v5
        with:
          images: ghcr.io/${{ github.repository }}/build${{ matrix.container_flavor }}-v${{ env.BUILDBOT_VERSION }}
          tags: |
            type=raw,value=pr-${{ inputs.pr_number }},enable=${{ github.event_name == 'workflow_dispatch' }}
            type=ref,event=branch,enable=${{ github.event_name != 'workflow_dispatch' }}
            type=ref,event=tag,enable=${{ github.event_name != 'workflow_dispatch' }}
            type=sha,prefix=sha-,enable=${{ github.event_name != 'workflow_dispatch' }}

      - name: Login to GitHub Container Registry
        uses: docker/login-action@v3
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Build container again and push it
        uses: docker/build-push-action@v6
        with:
          context: .
          push: true
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}
          file: docker/build${{ matrix.container_flavor }}/Dockerfile
          build-args: |
            BUILDBOT_VERSION=${{ env.BUILDBOT_VERSION }}
            BUILDBOT_CONFIG_SHA=${{ env.GIT_SHA_SHORT }}
            CONTAINER_TAG=${{ env.CONTAINER_TAG }}