name: Build and Push Docker Images

on:
  push:
    branches:
      - main
      - dev
    tags:
      - 'v*'
  pull_request:
    branches:
      - main
      - dev
  workflow_dispatch:

env:
  REGISTRY_GHCR: ghcr.io
  IMAGE_NAME_BACKEND: ${{ github.repository }}/nofx-backend
  IMAGE_NAME_FRONTEND: ${{ github.repository }}/nofx-frontend

jobs:
  build-and-push:
    runs-on: ubuntu-22.04
    permissions:
      contents: read
      packages: write
    
    strategy:
      matrix:
        include:
          - name: backend
            dockerfile: ./docker/Dockerfile.backend
            image_suffix: backend
          - name: frontend
            dockerfile: ./docker/Dockerfile.frontend
            image_suffix: frontend
    
    steps:
      - name: Checkout code
        uses: actions/checkout@v4
      
      - name: Set up QEMU
        uses: docker/setup-qemu-action@v3
      
      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v3
      
      - name: Log in to GitHub Container Registry
        uses: docker/login-action@v3
        with:
          registry: ${{ env.REGISTRY_GHCR }}
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}
      
      - name: Log in to Docker Hub
        uses: docker/login-action@v3
        with:
          username: ${{ secrets.DOCKERHUB_USERNAME }}
          password: ${{ secrets.DOCKERHUB_TOKEN }}
        continue-on-error: true
      
      - name: Extract metadata
        id: meta
        uses: docker/metadata-action@v5
        with:
          images: |
            ${{ env.REGISTRY_GHCR }}/${{ github.repository }}/nofx-${{ matrix.image_suffix }}
            ${{ secrets.DOCKERHUB_USERNAME && format('{0}/nofx-{1}', secrets.DOCKERHUB_USERNAME, matrix.image_suffix) || '' }}
          tags: |
            type=ref,event=branch
            type=ref,event=pr
            type=semver,pattern={{version}}
            type=semver,pattern={{major}}.{{minor}}
            type=semver,pattern={{major}}
            type=sha,prefix={{branch}}
            type=raw,value=latest,enable={{is_default_branch}}
      
      - name: Build and push ${{ matrix.name }} image
        uses: docker/build-push-action@v5
        with:
          context: .
          file: ${{ matrix.dockerfile }}
          platforms: linux/amd64,linux/arm64
          push: ${{ github.event_name != 'pull_request' }}
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}
          cache-from: type=gha
          cache-to: type=gha,mode=max
          build-args: |
            BUILD_DATE=${{ github.event.head_commit.timestamp }}
            VCS_REF=${{ github.sha }}
            VERSION=${{ github.ref_name }}
      
      - name: Image digest
        run: echo "Image digest for ${{ matrix.name }} - ${{ steps.meta.outputs.digest }}"