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https://gitee.com/XM-GO/PandaX.git
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131 lines
3.0 KiB
Go
131 lines
3.0 KiB
Go
package message
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import (
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"encoding/json"
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"github.com/google/uuid"
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"github.com/sirupsen/logrus"
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"time"
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)
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// 消息类型
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const (
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ConnectMes = "Connect"
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DisConnectMes = "Disconnect"
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RpcRequestFromDevice = "RpcRequestFromDevice"
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RpcRequestToDevice = "RpcRequestToDevice"
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UpEventMes = "Event"
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AlarmMes = "Alarm"
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RowMes = "Row"
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TelemetryMes = "Telemetry"
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AttributesMes = "Attributes"
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)
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// 数据类型Originator
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const (
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DEVICE = "DEVICE"
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GATEWAY = "GATEWAY"
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MONITOR = "MONITOR" //监控
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)
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const (
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DEBUGIN = "In"
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DEBUGOUT = "Out"
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)
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type Msg map[string]interface{}
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type Metadata map[string]interface{}
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type Message struct {
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Id string //uuid 消息Id
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Ts time.Time //时间戳
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MsgType string //消息类型， attributes（参数），telemetry（遥测），Connect连接事件
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User string //客户 设备发布人 设备所有者
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Msg Msg //数据 数据结构JSON 设备原始数据 msg
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Metadata Metadata //消息的元数据 包括设备Id，设备类型，产品ID等
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DeBugChan chan DebugData
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EndDeBugChan chan struct{}
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}
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// NewMessage ...
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func NewMessage(user, messageType string, msg Msg, metadata Metadata) *Message {
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return &Message{
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Id: uuid.New().String(),
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Ts: time.Now(),
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User: user,
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MsgType: messageType,
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Msg: msg,
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Metadata: metadata,
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DeBugChan: make(chan DebugData),
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EndDeBugChan: make(chan struct{}),
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}
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}
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func (t *Message) Debug(nodeId, nodeName, debugType, error string) {
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if debugType == DEBUGIN {
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logrus.Infof("%s handle message '%s'", nodeName, t.MsgType)
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}
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debug := DebugData{
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Ts: time.Now().Format("2006-01-02 15:04:05"),
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NodeId: nodeId,
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MsgId: t.Id,
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DebugType: debugType,
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MsgType: t.MsgType,
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Msg: t.Msg,
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Metadata: t.Metadata,
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Error: error,
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}
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if deviceName, ok := t.Metadata.GetValue("deviceName").(string); ok {
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debug.DeviceName = deviceName
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}
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t.DeBugChan <- debug
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}
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func (t *Message) GetAllMap() map[string]interface{} {
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data := make(map[string]interface{})
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for msgKey, msgValue := range t.Msg {
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for metaKey, metaValue := range t.Metadata {
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if msgKey == metaKey {
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data[msgKey] = metaValue
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} else {
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if _, ok := data[msgKey]; !ok {
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data[msgKey] = msgValue
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}
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if _, ok := data[metaKey]; !ok {
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data[metaKey] = metaValue
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}
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}
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}
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}
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return data
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}
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func (t *Message) MarshalBinary() ([]byte, error) {
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return json.Marshal(t)
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}
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func (meta *Metadata) Keys() []string {
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keys := make([]string, 0)
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for key := range *meta {
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keys = append(keys, key)
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}
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return keys
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}
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func (meta *Metadata) GetValue(key string) any {
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if _, found := (*meta)[key]; !found {
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return nil
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}
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return (*meta)[key]
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}
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func (meta *Metadata) SetValue(key string, val interface{}) {
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(*meta)[key] = val
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}
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func (msg *Msg) GetValue(key string) any {
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if _, found := (*msg)[key]; !found {
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return nil
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}
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return (*msg)[key]
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}
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