name: Build
run-name: Build
on:
  pull_request:
  push:
    branches:
      - master

jobs:
  build:
    runs-on: ubuntu-latest
    steps:
      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v3

      - name: Checkout
        uses: actions/checkout@v5

      - name: Login to Container Registry
        if: ${{ gitea.event_name != 'pull_request' }}
        uses: docker/login-action@v3
        with:
          registry: docker.valverde.cloud
          username: ${{ secrets.DOCKER_REGISTRY_USERNAME }}
          password: ${{ secrets.DOCKER_REGISTRY_PASSWORD }}

      - name: Parse Caddy version
        id: version
        run: echo "version=$(grep -Eo 'caddy:[0-9]+\.[0-9]+\.[0-9]+$' ./Dockerfile | cut -d ':' -f2)" | tee -a $GITEA_OUTPUT

      - name: Generate Docker metadata
        id: meta
        uses: docker/metadata-action@v5
        with:
          images: |
            docker.valverde.cloud/${{ gitea.repository }}
          tags: |
            type=semver,pattern={{version}},value=v${{ steps.version.outputs.version }}
            type=semver,pattern={{major}}.{{minor}},value=v${{ steps.version.outputs.version }}
            type=semver,pattern={{major}},value=v${{ steps.version.outputs.version }}
            type=ref,event=branch
            type=ref,event=tag
            type=ref,event=pr
            type=sha
          flavor: |
            latest=true

      - name: Build
        uses: docker/build-push-action@v6
        with:
          context: .
          file: ./Dockerfile
          push: ${{ gitea.event_name != 'pull_request' }}
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}