角标，小红点，群发消息

chatkit/src/main/ets/ChatKitClient.ets

@@ -28,7 +28,7 @@ import { ChatRepo } from './repo/ChatRepo';
 import { saveLocalRevokeMessageFormOther } from './utils/MessageUtils';
 import { LengthMetrics, router } from '@kit.ArkUI';
 import { HMRouterMgr } from '@hadss/hmrouter';
-import { ChangeUtil, NotificationUtil } from '@itcast/basic';
+import { ChangeUtil, NotificationManagementUtil, NotificationUtil } from '@itcast/basic';
 import { BusinessError } from '@kit.BasicServicesKit';
 import { NotificationBasicOptions } from '@itcast/basic/src/main/ets/pushnotification/NotificationOptions';
 export const currentConversationChanged: string = 'CurrentConversationChanged'
@@ -209,7 +209,8 @@ export class ChatKitClient {
     // 消息撤回监听，消息撤回后，会收到通知
     ChatRepo.onRevokeMessage(ChatKitClient.onRevokeFun)
     ChatKitClient.hasInitListener = true
-
+    let unreadCount=ChatKitClient.nim.localConversationService?ChatKitClient.nim.localConversationService.getTotalUnreadCount():-1
+    NotificationManagementUtil.setBadgeNumber(unreadCount)
     // ChatKitClient.nim.messageService?.on("onReceiveMessages", (messages: V2NIMMessage[]) => {
     //   for (const message of messages) {
     //     let basicOptions: NotificationBasicOptions = {