name: Docker Build and Push

on:
  push:
    branches: [ main, develop ]
    tags: [ 'v*' ]
  pull_request:
    branches: [ main, develop ]

env:
  REGISTRY: gittea.kammenstraatha.duckdns.org
  REGISTRY_URL: https://gittea.kammenstraatha.duckdns.org
  REPO_OWNER: admin
  IMAGE_PREFIX: labfusion

jobs:
  # Shared setup job for common steps
  setup: self-hosted
    outputs:
      version: ${{ steps.meta.outputs.version }}
      labels: ${{ steps.meta.outputs.labels }}
    
    steps:
    - name: Checkout code
      uses: actions/checkout@v4
      
    - name: Extract metadata
      id: meta
      uses: docker/metadata-action@v5
      with:
        images: |
          ${{ env.REGISTRY }}/${{ env.REPO_OWNER }}/api-gateway
          ${{ env.REGISTRY }}/${{ env.REPO_OWNER }}/service-adapters
          ${{ env.REGISTRY }}/${{ env.REPO_OWNER }}/api-docs
          ${{ env.REGISTRY }}/${{ env.REPO_OWNER }}/frontend
        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}}

  # API Gateway build and push
  build-push-api-gateway:
    runs-on: self-hosted
    needs: setup
    
    steps:
    - name: Checkout code
      uses: actions/checkout@v4
      
    - name: Set up Docker Buildx
      uses: docker/setup-buildx-action@v3
      
    - name: Login to Container Registry
      uses: docker/login-action@v3
      with:
        registry: ${{ env.REGISTRY_URL }}
        username: ${{ secrets.REGISTRY_USERNAME }}
        password: ${{ secrets.REGISTRY_PASSWORD }}
        
    - name: Build and push API Gateway
      uses: docker/build-push-action@v5
      with:
        context: ./services/api-gateway
        platforms: linux/amd64,linux/arm64
        push: true
        tags: ${{ env.REGISTRY }}/${{ env.REPO_OWNER }}/api-gateway:${{ needs.setup.outputs.version }}
        labels: ${{ needs.setup.outputs.labels }}
        cache-from: type=registry,ref=${{ env.REGISTRY }}/${{ env.REPO_OWNER }}/api-gateway:cache
        cache-to: type=registry,ref=${{ env.REGISTRY }}/${{ env.REPO_OWNER }}/api-gateway:cache,mode=max

  # Service Adapters build and push
  build-push-service-adapters:
    runs-on: self-hosted
    needs: setup
    
    steps:
    - name: Checkout code
      uses: actions/checkout@v4
      
    - name: Set up Docker Buildx
      uses: docker/setup-buildx-action@v3
      
    - name: Login to Container Registry
      uses: docker/login-action@v3
      with:
        registry: ${{ env.REGISTRY_URL }}
        username: ${{ secrets.REGISTRY_USERNAME }}
        password: ${{ secrets.REGISTRY_PASSWORD }}
        
    - name: Build and push Service Adapters
      uses: docker/build-push-action@v5
      with:
        context: ./services/service-adapters
        platforms: linux/amd64,linux/arm64
        push: true
        tags: ${{ env.REGISTRY }}/${{ env.REPO_OWNER }}/service-adapters:${{ needs.setup.outputs.version }}
        labels: ${{ needs.setup.outputs.labels }}
        cache-from: type=registry,ref=${{ env.REGISTRY }}/${{ env.REPO_OWNER }}/service-adapters:cache
        cache-to: type=registry,ref=${{ env.REGISTRY }}/${{ env.REPO_OWNER }}/service-adapters:cache,mode=max

  # API Docs build and push
  build-push-api-docs:
    runs-on: self-hosted
    needs: setup
    
    steps:
    - name: Checkout code
      uses: actions/checkout@v4
      
    - name: Set up Docker Buildx
      uses: docker/setup-buildx-action@v3
      
    - name: Login to Container Registry
      uses: docker/login-action@v3
      with:
        registry: ${{ env.REGISTRY_URL }}
        username: ${{ secrets.REGISTRY_USERNAME }}
        password: ${{ secrets.REGISTRY_PASSWORD }}
        
    - name: Build and push API Docs
      uses: docker/build-push-action@v5
      with:
        context: ./services/api-docs
        platforms: linux/amd64,linux/arm64
        push: true
        tags: ${{ env.REGISTRY }}/${{ env.REPO_OWNER }}/api-docs:${{ needs.setup.outputs.version }}
        labels: ${{ needs.setup.outputs.labels }}
        cache-from: type=registry,ref=${{ env.REGISTRY }}/${{ env.REPO_OWNER }}/api-docs:cache
        cache-to: type=registry,ref=${{ env.REGISTRY }}/${{ env.REPO_OWNER }}/api-docs:cache,mode=max

  # Frontend build and push
  build-push-frontend:
    runs-on: self-hosted
    needs: setup
    
    steps:
    - name: Checkout code
      uses: actions/checkout@v4
      
    - name: Set up Docker Buildx
      uses: docker/setup-buildx-action@v3
      
    - name: Login to Container Registry
      uses: docker/login-action@v3
      with:
        registry: ${{ env.REGISTRY_URL }}
        username: ${{ secrets.REGISTRY_USERNAME }}
        password: ${{ secrets.REGISTRY_PASSWORD }}
        
    - name: Build and push Frontend
      uses: docker/build-push-action@v5
      with:
        context: ./frontend
        platforms: linux/amd64,linux/arm64
        push: true
        tags: ${{ env.REGISTRY }}/${{ env.REPO_OWNER }}/frontend:${{ needs.setup.outputs.version }}
        labels: ${{ needs.setup.outputs.labels }}
        cache-from: type=registry,ref=${{ env.REGISTRY }}/${{ env.REPO_OWNER }}/frontend:cache
        cache-to: type=registry,ref=${{ env.REGISTRY }}/${{ env.REPO_OWNER }}/frontend:cache,mode=max