name: Docker Image

on:
  push:
    branches:
      - main
    tags:
      - 'v*'
  pull_request_review:
    types:
      - submitted
  workflow_dispatch: # allow for manual run

env:
  REGISTRY_PUSH: ${{ github.ref == 'refs/heads/main' || startsWith(github.ref, 'refs/tags/v') }}

jobs:
  build:
    name: 'Build Container'
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Docker meta
        id: meta
        uses: docker/metadata-action@v5
        with:
          images: |
            inbucket/inbucket
            ghcr.io/${{ github.repository }}
          tags: |
            type=ref,event=branch
            type=ref,event=pr
            type=semver,pattern={{version}}
            type=sha
            type=edge,branch=main
          flavor: |
            latest=auto

      - name: Set up QEMU
        uses: docker/setup-qemu-action@v3
        with:
          platforms: all

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

      - name: Login to DockerHub
        if: ${{ env.REGISTRY_PUSH == 'true' }}
        uses: docker/login-action@v3
        with:
          username: ${{ secrets.DOCKERHUB_USERNAME }}
          password: ${{ secrets.DOCKERHUB_TOKEN }}

      - name: Login to GitHub Container Registry
        if: ${{ env.REGISTRY_PUSH == 'true' }}
        uses: docker/login-action@v3
        with:
          registry: ghcr.io
          username: ${{ github.repository_owner }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Build and push
        uses: docker/build-push-action@v6
        with:
          context: .
          platforms: linux/amd64,linux/arm64, linux/arm/v7
          push: ${{ env.REGISTRY_PUSH == 'true' }}
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}