smart_canteen/main_copy.go

package main

import (
	"applet/app/db"
	"applet/app/db/model"
	"context"
	"fmt"
	"log"
	"net/http"
	"os"
	"os/signal"
	"syscall"
	"time"

	"applet/app/cfg"
	"applet/app/router"
)

func main2() {
	var m []model.CentralKitchenForSchoolUserRefundDay
	if err := db.Db.Where("create_at >= '2024-01-15 18:00:00' AND state = 4").Desc("id").Find(&m); err != nil {
		fmt.Println(err)
	}
	var canUserIds []int
	var onlyCanUserIds []int
	var notCanUserIds []int
	for _, v := range m {
		var mm []model.CentralKitchenForSchoolUserRefundDay
		if err := db.Db.Where("uid = ?", v.Uid).And("state = 1").Desc("records_id").Find(&mm); err != nil {
			fmt.Println(err)
		}

		if len(mm) > 0 {
			canUserIds = append(canUserIds, v.Uid)
			for _, vv := range mm {
				mmm := new(model.CentralKitchenForSchoolUserWithDay)
				_, err := db.Db.Where("id =?", vv.RecordsId).Get(mmm)
				if err != nil {
					fmt.Println(err)
				}
				if mmm.Date == "2024-01-30" {
					onlyCanUserIds = append(onlyCanUserIds, v.Uid)
				}
			}
		} else {
			notCanUserIds = append(notCanUserIds, v.Uid)
		}
	}
	r := router.Init() //创建路由

	srv := &http.Server{ //设置http服务参数
		Addr:    cfg.SrvAddr, //指定ip和端口
		Handler: r,           //指定路由
	}

	go func() { //协程启动监听http服务
		fmt.Println("Listening and serving HTTP on " + cfg.SrvAddr)
		if err := srv.ListenAndServe(); err != nil && err != http.ErrServerClosed {
			log.Fatalf("listen: %s\n", err)
		}
	}()

	//退出go守护进程
	quit := make(chan os.Signal)
	signal.Notify(quit, syscall.SIGINT, syscall.SIGTERM)
	<-quit
	log.Println("Shutting down server...")
	ctx, cancel := context.WithTimeout(context.Background(), 10*time.Second)
	defer cancel()
	if err := srv.Shutdown(ctx); err != nil {
		log.Fatal("Server forced to shutdown:", err)
	}
	log.Println("Server exiting")

}