uffizzi-preview.yml

name: Build Images and Deploy Preview Environment

on:
  pull_request:
    types: [opened, reopened, synchronize, closed]

jobs:
  build:
    name: Build and Push `flipt`
    runs-on: ubuntu-latest
    if: ${{ github.triggering_actor != 'dependabot[bot]' && (github.event_name != 'pull_request' || github.event.action != 'closed') }}
    outputs:
      tags: ${{ steps.meta.outputs.tags }}
    steps:
      - name: Checkout git repo
        uses: actions/checkout@v4

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v3

      - name: Generate UUID image name
        id: uuid
        run: echo "UUID_FLIPT=$(uuidgen)" >> $GITHUB_ENV

      - name: Docker metadata
        id: meta
        uses: docker/metadata-action@v5
        with:
          # An anonymous, emphemeral registry built on ttl.sh
          images: registry.uffizzi.com/${{ env.UUID_FLIPT }}
          tags: type=raw,value=24h

      - name: Build and Push Image to Uffizzi Ephemeral Registry
        uses: docker/build-push-action@v5
        with:
          push: true
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}
          context: .
          file: ./build/Dockerfile.uffizzi
          cache-from: type=gha
          cache-to: type=gha,mode=max

  render-compose-file:
    name: Render Docker Compose File
    runs-on: ubuntu-latest
    if: ${{ github.triggering_actor != 'dependabot[bot]' }}
    needs:
      - build
    outputs:
      compose-file-cache-key: ${{ env.COMPOSE_FILE_HASH }}
      compose-file-cache-path: docker-compose.rendered.yml
    steps:
      - name: Checkout git repo
        uses: actions/checkout@v4

      - name: Render Compose File
        run: |
          FLIPT_IMAGE=$(echo ${{ needs.build.outputs.tags }})
          export FLIPT_IMAGE
          # Render simple template from environment variables.
          envsubst < ./build/docker-compose.uffizzi.yml > docker-compose.rendered.yml
          cat docker-compose.rendered.yml

      - name: Hash Rendered Compose File
        id: hash
        run: echo "COMPOSE_FILE_HASH=$(md5sum docker-compose.rendered.yml | awk '{ print $1 }')" >> $GITHUB_ENV

      - name: Cache Rendered Compose File
        uses: actions/cache@v3
        with:
          path: docker-compose.rendered.yml
          key: ${{ env.COMPOSE_FILE_HASH }}

  deploy-uffizzi-preview:
    name: Preview on Uffizzi
    needs: render-compose-file
    if: ${{ github.triggering_actor != 'dependabot[bot]' }}
    uses: UffizziCloud/preview-action/.github/workflows/reusable.yaml@v3
    with:
      compose-file-cache-key: ${{ needs.render-compose-file.outputs.compose-file-cache-key }}
      compose-file-cache-path: ${{ needs.render-compose-file.outputs.compose-file-cache-path }}
      server: https://app.uffizzi.com
    permissions:
      contents: read
      pull-requests: write
      id-token: write

  delete-uffizzi-preview:
    name: Delete Existing Preview
    uses: UffizziCloud/preview-action/.github/workflows/reusable.yaml@v3
    if: ${{ github.triggering_actor != 'dependabot[bot]' && github.event_name == 'pull_request' && github.event.action == 'closed' }}
    with:
      compose-file-cache-key: ""
      compose-file-cache-path: docker-compose.rendered.yml
      server: https://app.uffizzi.com
    permissions:
      contents: read
      pull-requests: write
      id-token: write