name: Create docker images

on:
  push:
    branches:
      - master
      - main
      - dev
    # Publish semver tags as releases.
    tags: [ 'v*.*.*' ]
  pull_request:
    branches:
      - master
      - main
      - dev
  workflow_dispatch:

jobs:
  build:
    name: Build, push, and deploy
    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

    strategy:
      matrix:
        db-type: [postgresql]

    steps:
      - uses: actions/checkout@v5

      # Install the cosign tool except on PR
      # https://github.com/sigstore/cosign-installer
      - name: Install cosign
        if: github.event_name != 'pull_request'
        uses: sigstore/cosign-installer@v3

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

      - name: Log into registry docker.io
        if: github.event_name != 'pull_request' && github.repository == 'umami-software/umami'
        uses: docker/login-action@v3
        with:
          registry: docker.io
          username: ${{ secrets.DOCKER_USERNAME }}
          password: ${{ secrets.DOCKER_PASSWORD }}

      - name: Log into ghcr registry
        if: github.event_name != 'pull_request'
        uses: docker/login-action@v3
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Extract Docker metadata
        id: meta
        uses: docker/metadata-action@v5
        with:
          images: |
            umamisoftware/umami,enable=${{ github.repository == 'umami-software/umami' }}
            ghcr.io/${{ github.repository }}
          flavor: |
            latest=auto
            prefix=${{ matrix.db-type }}-
          tags: |
            type=ref,event=branch
            type=ref,event=pr

            # output 1.1.2
            type=semver,pattern={{version}}
            # output 1.1
            type=semver,pattern={{major}}.{{minor}}
            # output 1
            type=semver,pattern={{major}}

      - name: Build and push Docker image
        id: build-and-push
        uses: docker/build-push-action@v6
        with:
          context: .
          platforms: linux/amd64,linux/arm64
          build-args: DATABASE_TYPE=${{ matrix.db-type }}
          push: ${{ github.event_name != 'pull_request' }}
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}
          cache-from: type=gha
          cache-to: type=gha,mode=max

      # Sign the resulting Docker image digest except on PRs.
      - name: Sign the published Docker image
        if: ${{ github.event_name != 'pull_request' }}
        env:
          TAGS: ${{ steps.meta.outputs.tags }}
          DIGEST: ${{ steps.build-and-push.outputs.digest }}
        run: echo "${TAGS}" | xargs -I {} cosign sign --yes "{}@${DIGEST}"
