package main

import (
	"app.yhyue.com/moapp/jybase/endless"
	"fmt"
	"jygit.jydev.jianyu360.cn/BaseService/ossService/config"
	"jygit.jydev.jianyu360.cn/BaseService/ossService/constant"
	ossService "jygit.jydev.jianyu360.cn/BaseService/ossService/oss"
	"jygit.jydev.jianyu360.cn/BaseService/ossService/util"
	"log"
	"net/http"
	"net/rpc"
	"time"
)

func main() {
	log.SetOutput(config.AppConfig.Logger)
	// 初始化OSS帐号与bucket信息
	ossService.LoadOSSAccounts()
	ossService.InitBuckets()

	// 初始化Redis（用于节点心跳检测）
	util.InitRedis()

	// 启动心跳检测协程，每5秒发送一次心跳，同时检查在线节点数量
	go func() {
		ticker := time.NewTicker(5 * time.Second)
		var prevWarn int64
		for range ticker.C {
			util.SendHeartbeat()
			nodes, err := util.CheckOnlineNodes()
			if err != nil {
				log.Println("Heartbeat check error", err)
				continue
			}
			if len(nodes) < config.AppConfig.WarnMaxNodeNum {
				alertMsg := fmt.Sprintf("在线节点数少于%d: 当前在线节点数：%d", config.AppConfig.WarnMaxNodeNum, len(nodes))
				log.Println(alertMsg)
				if nowUnix := time.Now().Unix(); nowUnix-prevWarn > config.AppConfig.WarnInterval {
					prevWarn = nowUnix
					util.SendWeixinNotification(alertMsg)
					util.SendEmailNotification(alertMsg)
				}
			}
		}
	}()
	// 启动RPC服务：注册OSSService，实现接口调用
	rpcService := new(ossService.OSSService)
	rpc.Register(rpcService)
	rpc.HandleHTTP()

	http.HandleFunc(constant.UploadUrl, ossService.UploadHandler)
	http.HandleFunc(constant.DownloadUrl, ossService.DownloadHandler)
	http.HandleFunc(constant.DeleteUrl, ossService.DeleteHandler)
	http.HandleFunc("/ossservice/nodes", ossService.NodesHandler)
	log.Println("HTTP server started on " + config.AppConfig.Port)
	if err := endless.ListenAndServe(config.AppConfig.Port, nil, func() {}); err != nil {
		log.Fatalln("HTTP server error: %v", err)
	}
}