prototype for room-invite event

src/wechaty.ts

@@ -47,6 +47,7 @@ import {
   CHAT_EVENT_DICT,
   PUPPET_EVENT_DICT,
   PuppetEventName,
+  RoomInvitation
 }                       from 'wechaty-puppet'
 
 import {
@@ -290,6 +291,7 @@ export class Wechaty extends Accessory implements Sayable {
   public emit(event: 'logout'     , user: ContactSelf)                                                : boolean
   public emit(event: 'login'      , user: ContactSelf)                                                : boolean
   public emit(event: 'message'    , message: Message)                                                 : boolean
+  public emit(event: 'room-invite', roomInvitation: RoomInvitation)                                   : boolean
   public emit(event: 'room-join'  , room: Room, inviteeList : Contact[], inviter  : Contact)          : boolean
   public emit(event: 'room-leave' , room: Room, leaverList  : Contact[], remover? : Contact)          : boolean
   public emit(event: 'room-topic' , room: Room, newTopic: string, oldTopic: string, changer: Contact) : boolean
@@ -314,6 +316,7 @@ export class Wechaty extends Accessory implements Sayable {
   public on(event: 'logout'     , listener: string | ((this: Wechaty, user: ContactSelf) => void))                                                : this
   public on(event: 'login'      , listener: string | ((this: Wechaty, user: ContactSelf) => void))                                                : this
   public on(event: 'message'    , listener: string | ((this: Wechaty, message: Message) => void))                                                 : this
+  public on(event: 'room-invite', listener: string | ((this: Wechaty, roomInvitation: RoomInvitation) => void))                                   : this
   public on(event: 'room-join'  , listener: string | ((this: Wechaty, room: Room, inviteeList: Contact[],  inviter: Contact) => void))            : this
   public on(event: 'room-leave' , listener: string | ((this: Wechaty, room: Room, leaverList: Contact[], remover?: Contact) => void))             : this
   public on(event: 'room-topic' , listener: string | ((this: Wechaty, room: Room, newTopic: string, oldTopic: string, changer: Contact) => void)) : this
@@ -762,6 +765,13 @@ export class Wechaty extends Accessory implements Sayable {
           })
           break
 
+        case 'room-invite':
+          puppet.removeAllListeners('room-invite')
+          puppet.on('room-invite', async (roomInvitation) => {
+            this.emit('room-invite', roomInvitation)
+          })
+          break
+
         case 'scan':
           puppet.removeAllListeners('scan')
           puppet.on('scan', async (qrcode, status, data) => {