package Nats

import (
	"Yunlot/Nats/NatsServer"
	"Yunlot/lib"
	"Yunlot/logs"
	"github.com/nats-io/nats-server/v2/server"
	"github.com/nats-io/nats.go"
	"time"
)

var YunlotNats *nats.Conn

// 内部 Nats 通讯
func Nats_Server_init() {
	opts := &server.Options{
		ServerName: "Yunlot-nats-server",
		Port:       6503,
	}

	// Initialize new server with options
	ns, err := server.NewServer(opts)

	if err != nil {
		panic(any(err))
	}

	// Start the server via goroutine
	go ns.Start()

	// Wait for server to be ready for connections
	if !ns.ReadyForConnections(4 * time.Second) {
		panic(any("not ready for connection"))
	}
	logs.Println("Nats_Server OK!")

	// 连接Nats服务器
	lib.Nats, err = nats.Connect("nats://127.0.0.1:6503", nats.MaxReconnects(10), nats.ReconnectWait(10*time.Second),
		nats.DisconnectErrHandler(func(nc *nats.Conn, err error) {
			// handle disconnect error event
			logs.PrintlnError("natsS.DisconnectErrHandler 断开 ", err)
		}),
		nats.ReconnectHandler(func(nc *nats.Conn) {
			// handle reconnect event
			logs.PrintlnError("natsS.ReconnectHandler, 已经重新连接 ")
		}))
	if err != nil {
		logs.Println("natsS 连接失败！")
		panic(any("natsS 连接失败！" + "nats://127.0.0.1:6503"))
	}

	if err != nil {
		logs.Println("nats 连接失败！")
		panic(any(err))
	}
	logs.Println("nats OK！")

	go NatsServer.NatsServer_Device()
	go NatsServer.NatsServer_Product()

}