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/***************************************************
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** @Desc : This file for ...
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** @Time : 2019/11/22 23:02
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** @Author : yuebin
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** @File : order_query
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** @Last Modified by : yuebin
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** @Last Modified time: 2019/11/22 23:02
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** @Software: GoLand
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****************************************************/
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package query
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import (
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"fmt"
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"github.com/astaxie/beego/logs"
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"github.com/go-stomp/stomp"
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"microservice/common"
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"microservice/message_queue"
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"microservice/models"
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controller "microservice/supplier"
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"os"
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"time"
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)
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type OrderQueryTask struct {
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BankOrderId string
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OrderQueryTimer *time.Timer
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Times int
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}
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const (
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DelayTime = 5 //延时时间为5分钟查询一次
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LimitTimes = 5 //最多查询5次
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)
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/*
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** 该接口是查询上游的订单
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*/
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func solveSupplierOrderQuery(task OrderQueryTask) {
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bankOrderId := task.BankOrderId
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orderInfo := models.GetOrderByBankOrderId(bankOrderId)
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if orderInfo.BankOrderId == "" || len(orderInfo.BankOrderId) == 0 {
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logs.Error("不存在这样的订单，订单查询结束")
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return
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}
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if orderInfo.Status != "" && orderInfo.Status != "wait" {
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logs.Error(fmt.Sprintf("该订单=%s，已经处理完毕，", bankOrderId))
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return
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}
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supplierCode := orderInfo.PayProductCode
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supplier := controller.GetPaySupplierByCode(supplierCode)
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flag := supplier.PayQuery(orderInfo)
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if flag {
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logs.Info("订单查询成功， bankOrderId：", bankOrderId)
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} else {
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if task.Times <= LimitTimes {
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task.Times += 1
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task.OrderQueryTimer = time.NewTimer(time.Duration(5) * time.Minute)
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DelayOrderQueryQueue(task)
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} else {
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logs.Notice(fmt.Sprintf("订单id=%s, 已经查询超过次数"))
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}
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}
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}
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/*
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* 延时队列
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*/
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func DelayOrderQueryQueue(task OrderQueryTask) {
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for {
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select {
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case <-task.OrderQueryTimer.C:
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logs.Info(fmt.Sprintf("订单id=%s,执行第：%d 次查询", task.BankOrderId, task.Times))
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solveSupplierOrderQuery(task)
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return
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case <-time.After(time.Duration(2*DelayTime) * time.Minute):
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return
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}
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}
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}
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/*
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** 启动消息订单查询的消息队列消费者
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*/
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func CreateSupplierOrderQueryCuConsumer() {
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conn := message_queue.GetActiveMQConn()
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if conn == nil {
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logs.Error("supplier order query consumer fail")
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os.Exit(1)
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}
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logs.Notice("启动订单查询的消费者成功.....")
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orderQuerySub, _ := conn.Subscribe(common.MqOrderQuery, stomp.AckClient)
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for {
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select {
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case v := <-orderQuerySub.C:
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if v != nil {
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bankOrderId := string(v.Body)
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logs.Info("消费者正在处理订单查询： " + bankOrderId)
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task := OrderQueryTask{BankOrderId: bankOrderId, OrderQueryTimer: time.NewTimer(time.Second * 1), Times: 1}
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DelayOrderQueryQueue(task)
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//应答，重要
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err := conn.Ack(v)
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if err != nil {
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logs.Error("消息应答失败！")
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}
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}
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}
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}
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}
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