name: Build cloudflare-ddns Docker image (multi-arch)

on:
  push:
    branches: master
    tags:
      - "v*"
  pull_request:

jobs:
  build:
    permissions:
      contents: read
    runs-on: ubuntu-latest
    steps:
      - name: Checkout code
        uses: actions/checkout@v6

      - name: Set up QEMU
        uses: docker/setup-qemu-action@v4

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v4

      - name: Login to DockerHub
        if: github.event_name != 'pull_request'
        uses: docker/login-action@v4
        with:
          username: ${{ secrets.DOCKER_USERNAME }}
          password: ${{ secrets.DOCKER_PASSWORD }}

      - name: Extract version from Cargo.toml
        id: version
        run: |
          VERSION=$(grep '^version' Cargo.toml | head -1 | sed 's/.*"\(.*\)".*/\1/')
          echo "version=$VERSION" >> "$GITHUB_OUTPUT"

      - name: Docker meta
        id: meta
        uses: docker/metadata-action@v6
        with:
          images: timothyjmiller/cloudflare-ddns
          tags: |
            type=raw,enable=${{ github.ref == 'refs/heads/master' }},value=latest
            type=semver,pattern={{version}}
            type=semver,pattern={{major}}.{{minor}}
            type=semver,pattern={{major}}
            type=raw,enable=${{ github.ref == 'refs/heads/master' }},value=${{ steps.version.outputs.version }}

      - name: Build and push
        uses: docker/build-push-action@v7
        with:
          context: .
          push: ${{ github.event_name != 'pull_request' }}
          tags: ${{ steps.meta.outputs.tags }}
          platforms: linux/amd64,linux/arm64,linux/ppc64le
          labels: |
            org.opencontainers.image.source=${{ github.event.repository.html_url }}
            org.opencontainers.image.created=${{ steps.meta.outputs.created }}
            org.opencontainers.image.revision=${{ github.sha }}
            org.opencontainers.image.version=${{ steps.version.outputs.version }}