name: Build Private Images GHCR

on:
  push:
    branches: [master, stable]
    tags: ['r*']
  pull_request:
    types: [synchronize, labeled]

concurrency:
  group: ${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: true

jobs:
  build:
    if: ${{ github.event_name == 'push' || contains(github.event.pull_request.labels.*.name, 'preview') }}
    runs-on: buildjet-16vcpu-ubuntu-2204

    permissions:
      contents: read
      packages: write

    steps:
      - name: Docker meta
        id: meta
        uses: docker/metadata-action@v5.0.0
        env:
          DOCKER_METADATA_PR_HEAD_SHA: true
        with:
          images: ghcr.io/plausible/analytics/ee
          tags: |
            type=ref,event=pr
            type=ref,event=branch
            type=ref,event=tag
            type=sha

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

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

      - name: Build and push
        id: docker_build
        uses: docker/build-push-action@v6
        with:
          push: true
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}
          cache-from: type=gha
          cache-to: type=gha,mode=max
          build-args: |
            MIX_ENV=prod
            BUILD_METADATA=${{ steps.meta.outputs.json }}

      - name: Image digest
        run: echo ${{ steps.docker_build.outputs.digest }}

      - name: Notify team on failure
        if: ${{ failure() }}
        uses: fjogeleit/http-request-action@v1
        with:
          url: ${{ secrets.BUILD_NOTIFICATION_URL }}
          method: 'POST'
          customHeaders: '{"Content-Type": "application/json"}'
          data: '{"content": "<a href=\"https://github.com/plausible/analytics/actions/workflows/build-private-images.yml\">Build failed</a>"}'
      
      - name: Notify team on success
        if: ${{ success() && github.ref == 'refs/heads/master' }}
        uses: fjogeleit/http-request-action@v1
        with:
          url: ${{ secrets.BUILD_NOTIFICATION_URL }}
          method: 'POST'
          customHeaders: '{"Content-Type": "application/json"}'
          data: '{"content": "<h1>🚀 New changes are about to be deployed to production!</h1><br/><h3>👷 Author: ${{ github.actor }}</h3><br/><p>📝 Commit message: ${{ github.event.head_commit.message }}</p><br/>"}'