name: Deploy Stack (Dev)

on:
  push:
    branches:
      - dev
    paths:
      - 'backend/**'
      - 'backoffice/**'
      - 'frontend/**'

jobs:
  # Job 1: Testes do Backend (Padrão GoHorse)
  test-backend:
    runs-on: docker
    if: contains(github.event.head_commit.modified, 'backend/') || contains(github.event.head_commit.added, 'backend/')
    steps:
      - name: Checkout code
        uses: https://github.com/actions/checkout@v4

      - name: Setup Go
        uses: https://github.com/actions/setup-go@v5
        with:
          go-version: '1.24'
          cache-dependency-path: backend/go.sum

      - name: Install dependencies
        run: |
          cd backend
          go mod download

      - name: Run tests
        run: |
          cd backend
          go test -v ./internal/services/...
          go test -v ./internal/core/usecases/...

  # Job 2: Deploy com Proteção de I/O e RAM
  deploy-dev:
    runs-on: docker
    needs: [test-backend]
    # Executa se o teste passar OU se o teste foi pulado (mudança só no front/backoffice)
    if: always() && (needs.test-backend.result == 'success' || needs.test-backend.result == 'skipped')
    steps:
      - name: Executar Deploy via SSH na Apolo
        uses: https://github.com/appleboy/ssh-action@v1.0.3
        with:
          host: ${{ secrets.HOST }}
          username: ${{ secrets.USERNAME }}
          key: ${{ secrets.SSH_KEY }}
          port: ${{ secrets.PORT || 22 }}
          script: |
            cd /mnt/data/gohorsejobs
            git fetch origin
            git checkout dev
            git pull origin dev

            # --- PREPARAÇÃO DO AMBIENTE ---
            # 1. Cria diretório temporário na RAM para evitar escritas no SSD (vda3)
            mkdir -p /tmp/podman-build
            export TMPDIR=/tmp/podman-build
            
            # 2. Força o kernel a liberar cache e finalizar escritas pendentes para baixar o Load
            sync; echo 3 | sudo tee /proc/sys/vm/drop_caches

            # --- DEPLOY DO BACKEND ---
            if git diff --name-only HEAD@{1} HEAD | grep -q "^backend/"; then
              echo "Iniciando Build Backend (CPU: 50%)..."
              nice -n 19 ionice -c 3 podman build \
                --cpu-quota 50000 \
                --memory 1024m \
                -t localhost/gohorsejobs-backend-dev:latest ./backend
              sudo systemctl restart gohorsejobs-backend-dev
            fi

            # --- DEPLOY DO BACKOFFICE ---
            if git diff --name-only HEAD@{1} HEAD | grep -q "^backoffice/"; then
              echo "Iniciando Build Backoffice (CPU: 30%)..."
              nice -n 19 ionice -c 3 podman build \
                --cpu-quota 30000 \
                --memory 2048m \
                -t localhost/gohorsejobs-backoffice-dev:latest ./backoffice
              sudo systemctl restart gohorsejobs-backoffice-dev
            fi

            # --- DEPLOY DO FRONTEND (Foco em sobrevivência do disco) ---
            if git diff --name-only HEAD@{1} HEAD | grep -q "^frontend/"; then
              echo "Iniciando Build Frontend (CPU: 20%, RAM: 3G)..."
              # ionice -c 3 garante que o build não roube I/O do banco de dados
              # NODE_OPTIONS aumenta a RAM disponível para o build não dar swap
              # --no-cache garante que o Next.js rebuild com os novos valores de env
              nice -n 19 ionice -c 3 podman build \
                --cpu-quota 20000 \
                --memory 3072m \
                --no-cache \
                --build-arg NODE_OPTIONS="--max-old-space-size=2048" \
                --build-arg NEXT_PUBLIC_API_URL="${{ secrets.API_URL || 'http://backend:8080' }}" \
                --build-arg NEXT_PUBLIC_BACKOFFICE_URL="${{ secrets.BACKOFFICE_URL || 'http://backoffice:3001' }}" \
                -t localhost/gohorsejobs-frontend-dev:latest ./frontend
              sudo systemctl restart gohorsejobs-frontend-dev
            fi

            # --- LIMPEZA FINAL ---
            echo "Limpando caches e sincronizando disco..."
            rm -rf /tmp/podman-build/*
            podman image prune -f
            podman builder prune -f
            sync