package service

import (
	"context"
	"os"
	"os/signal"
	"syscall"

	"bash_go_service/shared/pkg/logger"
	"bash_go_service/welcome/service"
)

// WelcomeTask 欢迎服务任务
type WelcomeTask struct {
	service *welcome.Service
}

// NewWelcomeTask 创建欢迎服务任务实例
func NewWelcomeTask() *WelcomeTask {
	return &WelcomeTask{}
}

// Execute 执行任务
func (t *WelcomeTask) Execute(ctx context.Context) {
	// 初始化logger
	// 创建welcome service
	service, err := welcome.NewService()
	if err != nil {
		logger.Error("Failed to create welcome service:", err)
		return
	}
	t.service = service
	defer t.service.Stop()

	// 启动服务
	if err := t.service.Start(); err != nil {
		logger.Error("Failed to start welcome service:", err)
		return
	}

	// 等待上下文取消或中断信号
	sigChan := make(chan os.Signal, 1)
	signal.Notify(sigChan, syscall.SIGINT, syscall.SIGTERM)

	select {
	case <-ctx.Done():
		logger.Info("Context cancelled, shutting down welcome service...")
	case sig := <-sigChan:
		logger.Info("Received signal %v, shutting down welcome service...", sig)
	}
}

// Name 返回任务名称
func (t *WelcomeTask) Name() string {
	return "WelcomeTask"
}