name: Build and Deploy

on:
  push:
    branches: [main]

env:
  REGISTRY: ghcr.io

jobs:
  build-and-deploy:
    runs-on: ubuntu-latest
    permissions:
      contents: read
      packages: write
      id-token: write

    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Set image names (lowercase)
        run: |
          OWNER=$(echo "${{ github.repository_owner }}" | tr '[:upper:]' '[:lower:]')
          echo "BACKEND_IMAGE=ghcr.io/${OWNER}/petshop-backend" >> $GITHUB_ENV
          echo "FRONTEND_IMAGE=ghcr.io/${OWNER}/petshop-web" >> $GITHUB_ENV

      - name: Log in to GitHub Container Registry
        uses: docker/login-action@v3
        with:
          registry: ${{ env.REGISTRY }}
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Build and push backend image
        uses: docker/build-push-action@v5
        with:
          context: ./backend
          push: true
          tags: ${{ env.BACKEND_IMAGE }}:latest

      - name: Build and push frontend image
        uses: docker/build-push-action@v5
        with:
          context: ./web
          push: true
          tags: ${{ env.FRONTEND_IMAGE }}:latest
          build-args: |
            NEXT_PUBLIC_STRIPE_PUBLISHABLE_KEY=${{ secrets.NEXT_PUBLIC_STRIPE_PUBLISHABLE_KEY }}

      - name: Log in to Azure
        uses: azure/login@v1
        with:
          client-id: ${{ secrets.AZURE_CLIENT_ID }}
          tenant-id: ${{ secrets.AZURE_TENANT_ID }}
          subscription-id: ${{ secrets.AZURE_SUBSCRIPTION_ID }}

      - name: Deploy backend
        run: |
          az containerapp update \
            --name ${{ secrets.AZURE_BACKEND_APP_NAME }} \
            --resource-group ${{ secrets.AZURE_RESOURCE_GROUP }} \
            --image ${{ env.BACKEND_IMAGE }}:latest \
            --registry-server ${{ env.REGISTRY }} \
            --registry-username ${{ github.actor }} \
            --registry-password ${{ secrets.GITHUB_TOKEN }}

      - name: Deploy frontend
        run: |
          az containerapp update \
            --name ${{ secrets.AZURE_FRONTEND_APP_NAME }} \
            --resource-group ${{ secrets.AZURE_RESOURCE_GROUP }} \
            --image ${{ env.FRONTEND_IMAGE }}:latest \
            --registry-server ${{ env.REGISTRY }} \
            --registry-username ${{ github.actor }} \
            --registry-password ${{ secrets.GITHUB_TOKEN }}