name: Build and Push Docker Images

on:
  push:
    branches:
      - main
  pull_request:
    branches:
      - main

env:
  REGISTRY: privaterepo.sitaru.org
  BACKEND_IMAGE_NAME: ${{ gitea.repository }}-backend
  FRONTEND_IMAGE_NAME: ${{ gitea.repository }}-frontend
  INTEGRATOR_IMAGE_NAME: ${{ gitea.repository }}-integrator
  KESTRA_INIT_IMAGE_NAME: ${{ gitea.repository }}-kestra-init

jobs:
  build-backend:
    name: Build Backend (FastAPI)
    runs-on: ubuntu-latest
    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v3

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

      - name: Extract metadata for Backend Docker image
        id: meta-backend
        uses: docker/metadata-action@v5
        with:
          images: ${{ env.REGISTRY }}/${{ env.BACKEND_IMAGE_NAME }}
          tags: |
            type=ref,event=branch
            type=ref,event=pr
            type=sha,prefix=backend-
            type=raw,value=latest,enable=${{ gitea.ref == 'refs/heads/main' }}

      - name: Build and push Backend Docker image
        uses: docker/build-push-action@v5
        with:
          context: .
          file: ./Dockerfile
          push: ${{ gitea.event_name != 'pull_request' }}
          tags: ${{ steps.meta-backend.outputs.tags }}
          labels: ${{ steps.meta-backend.outputs.labels }}
          cache-from: type=registry,ref=${{ env.REGISTRY }}/${{ env.BACKEND_IMAGE_NAME }}:buildcache
          cache-to: type=registry,ref=${{ env.REGISTRY }}/${{ env.BACKEND_IMAGE_NAME }}:buildcache,mode=max

  build-frontend:
    name: Build Frontend (Next.js)
    runs-on: ubuntu-latest
    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v3

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

      - name: Extract metadata for Frontend Docker image
        id: meta-frontend
        uses: docker/metadata-action@v5
        with:
          images: ${{ env.REGISTRY }}/${{ env.FRONTEND_IMAGE_NAME }}
          tags: |
            type=ref,event=branch
            type=ref,event=pr
            type=sha,prefix=frontend-
            type=raw,value=latest,enable=${{ gitea.ref == 'refs/heads/main' }}

      - name: Build and push Frontend Docker image
        uses: docker/build-push-action@v5
        with:
          context: ./nextjs-app
          file: ./nextjs-app/Dockerfile
          push: ${{ gitea.event_name != 'pull_request' }}
          tags: ${{ steps.meta-frontend.outputs.tags }}
          labels: ${{ steps.meta-frontend.outputs.labels }}
          build-args: |
            FASTAPI_URL=http://backend:80/api
          # Cache disabled due to registry size limits
          # cache-from: type=registry,ref=${{ env.REGISTRY }}/${{ env.FRONTEND_IMAGE_NAME }}:buildcache
          # cache-to: type=registry,ref=${{ env.REGISTRY }}/${{ env.FRONTEND_IMAGE_NAME }}:buildcache,mode=max

  build-integrator:
    name: Build Integrator
    runs-on: ubuntu-latest
    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v3

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

      - name: Extract metadata for Integrator Docker image
        id: meta-integrator
        uses: docker/metadata-action@v5
        with:
          images: ${{ env.REGISTRY }}/${{ env.INTEGRATOR_IMAGE_NAME }}
          tags: |
            type=ref,event=branch
            type=ref,event=pr
            type=sha,prefix=integrator-
            type=raw,value=latest,enable=${{ gitea.ref == 'refs/heads/main' }}

      - name: Build and push Integrator Docker image
        uses: docker/build-push-action@v5
        with:
          context: ./integrator
          file: ./integrator/Dockerfile
          push: ${{ gitea.event_name != 'pull_request' }}
          tags: ${{ steps.meta-integrator.outputs.tags }}
          labels: ${{ steps.meta-integrator.outputs.labels }}
          cache-from: type=registry,ref=${{ env.REGISTRY }}/${{ env.INTEGRATOR_IMAGE_NAME }}:buildcache
          cache-to: type=registry,ref=${{ env.REGISTRY }}/${{ env.INTEGRATOR_IMAGE_NAME }}:buildcache,mode=max

  build-kestra-init:
    name: Build Kestra Init
    runs-on: ubuntu-latest
    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v3

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

      - name: Extract metadata for Kestra Init Docker image
        id: meta-kestra-init
        uses: docker/metadata-action@v5
        with:
          images: ${{ env.REGISTRY }}/${{ env.KESTRA_INIT_IMAGE_NAME }}
          tags: |
            type=ref,event=branch
            type=ref,event=pr
            type=sha,prefix=kestra-init-
            type=raw,value=latest,enable=${{ gitea.ref == 'refs/heads/main' }}

      - name: Build and push Kestra Init Docker image
        uses: docker/build-push-action@v5
        with:
          context: ./integrator
          file: ./integrator/Dockerfile.init
          push: ${{ gitea.event_name != 'pull_request' }}
          tags: ${{ steps.meta-kestra-init.outputs.tags }}
          labels: ${{ steps.meta-kestra-init.outputs.labels }}

  trigger-deployment:
    name: Trigger Portainer Update
    runs-on: ubuntu-latest
    needs: [build-backend, build-frontend, build-integrator, build-kestra-init]
    if: gitea.event_name != 'pull_request'
    steps:
      - name: Trigger Portainer stack update
        run: |
          curl -X POST -k "https://10.0.1.224:9443/api/stacks/webhooks/863fc57c-bf24-4c63-9001-bdf9912fba73"