聊天

 this.imBase.sendMessage(this.messageInput, {
   onSuccess: () => {
     console.log("消息发送成功");
      this.messageInput = '';
      // 收起软键盘
      this.hideSoftInputMethod(this.getUIContext());
      // 5. 延迟滚动到最新消息（确保UI已更新）
        setTimeout(() => {
        this.scrollToBottom();
     }, 100);
      },
      onFailure(errorCode: number, errorMsg: string) {
         // 弹出消息信息
         ToastUtil.showToast("发送消息失败");
        }
  });

 imReceiveRoomMessage(type: string, message: VHIMMessageModel) {
    console.log("接收房间消息:", message);
    if (type == VHRoomEventType.GIFT_MSG) { // 礼物消息
      EmitterMessage.handleGiftMsg(message);
    }else if(type == VHRoomEventType.IM_BANNED_MODE_UPDATE){//禁言感知状态
      this.handleBannedModeUpdate( message);
    }else if(type == VHRoomEventType.IM_CHAT_NICK_NAME_ENCRYPTION){//聊天昵称加密
      this.handleChatNicknameEncryption( message);
    } else if(type == VHRoomEventType.CHAT_DELETE){ //删除聊天消息
      EmitterMessage.handleChatDelete(message);
    } 
}

  onVHNetworkDisconnect(code: number, message: string): void {
    ToastUtil.showToast("消息服务已断开")
    if (this.imConnectTimer != -1) {
      return;
    }
    //启用定时器进行重连。
    this.imConnectTimer = setTimeout(() => {
      //重连只需要重新调用join方法
      this.imBase?.join(this.webinar_info!);
      this.imConnectTimer = -1;
    }, RECONNECT_TIMEOUT);
  }

imReceiveChatMessage(type: string, message: VHIMMessageModel) {
    if (type === VHRoomEventType.IM_TEXT) {
      let newMsg = message as VHContent;
      if (newMsg.data!.target_id !== undefined && newMsg.data!.target_id.length > 0) {
        // 如果是私聊消息，需要产生tab
        this.addPrivateChatTab(JSON.stringify(message));
        EmitterMessage.handleChatImText(type, message);
      } else {
        EmitterMessage.handleChatImText(type, message);
      }
    }
    // 点赞消息
    if (type === VHRoomEventType.CUSTOM_PRAISE) {
      EmitterMessage.handleCustomMessage(type, message);
    }
  }

imReceiveCustomMessage(type: string, message: VHIMMessageModel) {
      // 清空聊天消息
    if (type === VHRoomEventType.CLEAR_CHAT_MESSAGE) {
      EmitterMessage.handleCustomMessage(type, message);
    }
  }