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- package Nats
- import (
- "Cold_Api/conf"
- "Cold_Api/controllers/lib"
- "Cold_Api/logs"
- "Cold_Api/models/Device"
- "encoding/xml"
- "fmt"
- "github.com/nats-io/nats.go"
- "strconv"
- "strings"
- )
- func init() {
- logs.Println("============Nats init============")
- var err error
- // 连接Nats服务器
- lib.Nats, err = nats.Connect("nats://" + conf.NatsServer_Url)
- if err != nil {
- fmt.Println("nats 连接失败!")
- panic(err)
- }
- logs.Println("nats OK!")
- go NatsInit()
- }
- func NatsInit() {
- // 请求-响应, 响应 test3 消息。
- _, _ = lib.Nats.Subscribe("Wx_BasicMessage_Event_QRCode", func(m *nats.Msg) {
- fmt.Printf(" => Nats Wx_BasicMessage_Event_QRCode message: %s\n", string(m.Data))
- type Person_QRCode struct {
- ToUserName string `xml:"ToUserName"` //注意这里有个反引号
- FromUserName string `xml:"FromUserName"` //注意这里有个反引号
- CreateTime string `xml:"CreateTime"` //注意这里有个反引号
- EventKey string `xml:"EventKey"`
- }
- var person_QRCode Person_QRCode
- err1 := xml.Unmarshal(m.Data, &person_QRCode)
- if err1 != nil {
- fmt.Println("Unmarshal error")
- _ = lib.Nats.Publish(m.Reply, []byte(""))
- return
- }
- // 进入 二维码配对
- fmt.Println("FromUserName-", person_QRCode.FromUserName)
- fmt.Println("EventKey-", person_QRCode.EventKey)
- // 开始 处理消息
- if strings.Contains(person_QRCode.EventKey, "@宝智达 微信公众号通知") {
- //"请将本内容发送到 深圳市宝智达科技有限公司 微信公众号-|"+lib.AesEncryptCBC(T_calss_id, "0123456789012345")+"|-",
- Content_r := lib.GetBetweenStr(person_QRCode.EventKey, "-|", "|-")
- decryptCode := lib.AesDecryptCBC(Content_r, "0123456789012345")
- decryptCode_int, err := strconv.Atoi(decryptCode)
- fmt.Println("解密结果:", decryptCode, " decryptCode_int", decryptCode_int, " Content_r:", Content_r)
- R_DeviceClass, err := Device.Read_Class_ById(decryptCode_int)
- if err != nil {
- _ = lib.Nats.Publish(m.Reply, []byte(""))
- return
- }
- if strings.Contains(R_DeviceClass.T_Notice_wx, person_QRCode.FromUserName) {
- _ = lib.Nats.Publish(m.Reply, []byte(R_DeviceClass.T_name+" 已绑定,无需重复绑定!"))
- return
- }
- R_DeviceClass.T_Notice_wx = R_DeviceClass.T_Notice_wx + person_QRCode.FromUserName + "/重令名|"
- Device.Update_Class_ById(R_DeviceClass)
- _ = lib.Nats.Publish(m.Reply, []byte(R_DeviceClass.T_name+" 绑定成功!"))
- return
- }
- _ = lib.Nats.Publish(m.Reply, []byte(""))
- })
- //// 发布-订阅 模式,异步订阅 test1
- //_, _ = Nats.Subscribe("test1", func(m *nats.Msg) {
- // fmt.Printf("Received a message: %s\n", string(m.Data))
- //})
- //// 队列 模式,订阅 test2, 队列为queue, test2 发向所有队列,同一队列只有一个能收到消息
- //_, _ = Nats.QueueSubscribe("test2", "queue", func(msg *nats.Msg) {
- // fmt.Printf("Queue a message: %s\n", string(msg.Data))
- //})
- //// 请求-响应, 响应 test3 消息。
- //_, _ = Nats.Subscribe("test3", func(m *nats.Msg) {
- // fmt.Printf("Reply a message: %s\n", string(m.Data))
- // _ = Nats.Publish(m.Reply, []byte("I can help!!"))
- //})
- }
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