zyos_go_mq_consume/consume/withdraw_consume.go

package consume

import (
	"applet/app/cfg"
	"applet/app/utils"
	"applet/app/utils/logx"
	"applet/consume/md"
	"code.fnuoos.com/go_rely_warehouse/zyos_go_mq.git/rabbit"
	"code.fnuoos.com/go_rely_warehouse/zyos_go_order_relate_rule.git/rule/one_circles"
	"encoding/json"
	"errors"
	"fmt"
	"github.com/streadway/amqp"
	"time"
)

func WithdrawConsume(queue md.MqQueue) {
	fmt.Println(">>>>>>>>>>>>WithdrawConsume>>>>>>>>>>>>")
	ch, err := rabbit.Cfg.Pool.GetChannel()
	if err != nil {
		logx.Error(err)
		return
	}
	defer ch.Release()
	//1、将自己绑定到交换机上
	ch.Bind(queue.Name, queue.ExchangeName, queue.RoutKey)
	//2、取出数据进行消费
	ch.Qos(1)
	delivery := ch.Consume(queue.Name, false)

	one_circles.Init(cfg.RedisAddr)

	var res amqp.Delivery
	var ok bool
	for {
		res, ok = <-delivery
		if ok == true {
			err = handleWithdrawConsume(res.Body)
			fmt.Println("err ::: ", err)
			if err != nil {
				fmt.Println("WithdrawConsume_ERR:::::", err.Error())
				//_ = res.Reject(true)
				_ = res.Reject(false)
				var msg interface{}
				json.Unmarshal(res.Body, &msg)
				if err.Error() == "Connection timed out" {
					//TODO::重新推回队列末尾，避免造成队列堵塞
					ch.Publish(queue.ExchangeName, msg, queue.RoutKey)
				} else {
					//TODO::推入新的队列中备份
					utils.FilePutContents("WithdrawConsume_ERR", utils.SerializeStr(err.Error()))
					ch.Publish("zhios.app.user.withdraw.apply.exception.exchange", msg, "queues_one")
				}
			} else {
				err = res.Ack(true)
			}
		} else {
			panic(errors.New("error getting message"))
		}
	}
	fmt.Println("get msg done")
}

func handleWithdrawConsume(msgData []byte) error {
	time.Sleep(time.Microsecond * 200) // 等待200毫秒
	//1、解析mq中queue的数据结构体
	var msg interface{}
	err := json.Unmarshal(msgData, &msg)
	if err != nil {
		return err
	}
	fmt.Println("message:::::::::::>>>>>>>>>")
	fmt.Println(msg)
	post, err := utils.CurlPost("http://admin.99813608.zhiyingos.com/index/transfer", msg, nil)
	if err != nil {
		return err
	}
	fmt.Println("transfer:::::::::::<<<<<<<<<")
	fmt.Println(string(post), "\n========================================\n\n")
	var postResult struct {
		Code int    `json:"code"`
		Msg  string `json:"msg"`
		Data struct {
			IsOk bool   `json:"isOk"`
			Msg  string `json:"msg"`
		} `json:"data"`
	}
	err = json.Unmarshal(post, &postResult)
	if err != nil {
		return err
	}
	if !postResult.Data.IsOk {
		return errors.New(postResult.Data.Msg)
	}
	return nil
}