name: Deploy Noval to K3s

on:
  push:
    branches:
      - main
      - master

jobs:
  deploy:
    runs-on: self-hosted
    steps:
      - name: Deploy to K3s
        run: |
          set -e

          APP_NAME="noval"
          NAMESPACE="noval-roog-code"
          IMAGE_NAME="noval-app"

          echo "🚀 开始部署 ${APP_NAME}..."
          cd /root/k8syaml/NovalRedot

          echo "📥 拉取最新代码..."
          BRANCH="${GITHUB_REF_NAME:-master}"
          git pull origin "${BRANCH}"

          NEW_COMMIT_SHA=$(git rev-parse --short HEAD)
          NEW_COMMIT_MSG=$(git log -1 --oneline)

          pull_with_retry() {
            local image="$1"
            local max=5
            local n=1
            until [ $n -gt $max ]; do
              echo "尝试拉取 ${image} (${n}/${max})"
              if docker pull "${image}"; then
                echo "✅ 拉取成功: ${image}"
                return 0
              fi
              sleep $((n * 5))
              n=$((n + 1))
            done
            echo "❌ 拉取失败: ${image}"
            return 1
          }

          # 100% 使用 docker-compose.yml 中配置的云端镜像（不再本地构建）
          COMPOSE_IMAGE=$(docker compose config --images | head -n 1 || true)

          if [ -z "${COMPOSE_IMAGE}" ]; then
            echo "❌ docker-compose.yml 未配置 image，无法走云端 pull"
            exit 1
          fi

          echo "☁️ 使用云端镜像: ${COMPOSE_IMAGE}"
          pull_with_retry "${COMPOSE_IMAGE}"
          FULL_IMAGE="${COMPOSE_IMAGE}"

          if command -v k3s >/dev/null 2>&1; then
            echo "📤 导入镜像到 k3s containerd..."
            docker save "${FULL_IMAGE}" | k3s ctr images import -
            if docker image inspect "${IMAGE_NAME}:latest" >/dev/null 2>&1; then
              docker save "${IMAGE_NAME}:latest" | k3s ctr images import -
            fi
          fi

          echo "🧱 应用 K8s 基础资源..."
          kubectl apply -f k8s/namespace.yaml
          kubectl apply -f k8s/cluster-issuer.yaml
          kubectl apply -f k8s/pvc.yaml
          kubectl apply -f k8s/service.yaml
          kubectl apply -f k8s/ingress.yaml

          if kubectl get deployment "${APP_NAME}" -n "${NAMESPACE}" >/dev/null 2>&1; then
            echo "🔄 检测到现有 deployment，执行滚动更新..."
            kubectl set image deployment/${APP_NAME} ${APP_NAME}=${FULL_IMAGE} -n "${NAMESPACE}"
          else
            echo "🆕 首次部署，创建 deployment..."
            kubectl apply -f k8s/deployment.yaml
            kubectl set image deployment/${APP_NAME} ${APP_NAME}=${FULL_IMAGE} -n "${NAMESPACE}"
          fi

          echo "⏳ 等待 rollout 完成..."
          kubectl rollout status deployment/${APP_NAME} -n "${NAMESPACE}" --timeout=300s

          echo "✅ 部署完成"
          echo "📌 版本: ${NEW_COMMIT_SHA} - ${NEW_COMMIT_MSG}"
          kubectl get pods -n "${NAMESPACE}" -l app=${APP_NAME} -o wide