sendMessage method

Future<V2TimValueCallback<V2TimMessage>> sendMessage(
  1. {required String id,
  2. required String? receiver,
  3. required String? groupID,
  4. int priority = 0,
  5. bool onlineUserOnly = false,
  6. bool isExcludedFromUnreadCount = false,
  7. bool isExcludedFromLastMessage = false,
  8. bool? isSupportMessageExtension = false,
  9. bool? isExcludedFromContentModeration = false,
  10. bool needReadReceipt = false,
  11. OfflinePushInfo? offlinePushInfo,
  12. String? cloudCustomData,
  13. String? localCustomData,
  14. bool? isDisableCloudMessagePreHook = false,
  15. bool? isDisableCloudMessagePostHook = false}
)

Implementation

Future<V2TimValueCallback<V2TimMessage>> sendMessage({
  required String id,
  required String? receiver,
  required String? groupID,
  int priority = 0,
  bool onlineUserOnly = false,
  bool isExcludedFromUnreadCount = false,
  bool isExcludedFromLastMessage = false,
  bool? isSupportMessageExtension = false,
  bool? isExcludedFromContentModeration = false,
  bool needReadReceipt = false,
  OfflinePushInfo? offlinePushInfo,
  String? cloudCustomData,
  String? localCustomData,
  bool? isDisableCloudMessagePreHook = false,
  bool? isDisableCloudMessagePostHook = false,
}) async {
  if (!TIMManager.instance.isInitSDK()) {
    return V2TimValueCallback<V2TimMessage>(code: TIMErrCode.ERR_SDK_NOT_INITIALIZED.value, desc: "sdk not init");
  }

  V2TimMessage? v2timMessage = messageIDMap[id];
  if (v2timMessage == null) {
    print('sendMessage, messageIDMap cannot find message');
    return V2TimValueCallback<V2TimMessage>.fromBool(false, 'messageIDMap cannot find message');
  }

  if ((receiver == null || receiver.isEmpty) && (groupID == null || groupID.isEmpty) ) {
    print('sendMessage, receiver and groupID cannot be empty at the same time');
    return V2TimValueCallback<V2TimMessage>.fromBool(false, 'sendMessage, receiver and groupID cannot be empty at the same time');
  }

  v2timMessage.priority = priority;
  v2timMessage.isOnlineOnly = onlineUserOnly;
  v2timMessage.isExcludedFromUnreadCount = isExcludedFromUnreadCount;
  v2timMessage.isExcludedFromLastMessage = isExcludedFromLastMessage;
  v2timMessage.isSupportMessageExtension = isSupportMessageExtension;
  v2timMessage.needReadReceipt = needReadReceipt;
  v2timMessage.isDisableCloudMessagePreHook = isDisableCloudMessagePreHook;
  v2timMessage.isDisableCloudMessagePostHook = isDisableCloudMessagePostHook;
  if (cloudCustomData != null) {
    v2timMessage.cloudCustomData = cloudCustomData;
  }

  if (localCustomData != null) {
    v2timMessage.localCustomData = localCustomData;
  }

  if (offlinePushInfo != null) {
    v2timMessage.offlinePushInfo = offlinePushInfo;
  }

  String convID = "";
  TIMConvType timConvType = TIMConvType.kTIMConv_Group;
  if (groupID != null && groupID.isNotEmpty) {
    convID = groupID;
    timConvType = TIMConvType.kTIMConv_Group;
  } else {
    convID = receiver!;
    timConvType = TIMConvType.kTIMConv_C2C;
  }

  String userData = Tools.generateUserData('sendMessage');
  Completer<V2TimValueCallback<V2TimMessage>> completer = Completer();
  void handleApiCallback(Map jsonResult) {
    V2TimValueCallback<V2TimMessage> callbackResult = V2TimValueCallback<V2TimMessage>.fromJson(jsonResult);
    if (callbackResult.data != null) {
      callbackResult.data!.id = id;
    }
    completer.complete(callbackResult);
  }

  NativeLibraryManager.timApiValueCallback2Future(userData, handleApiCallback);

  Pointer<Char> pConvID = Tools.string2PointerChar(convID);
  Pointer<Char> pMsgParam = Tools.string2PointerChar(json.encode(v2timMessage.toJson()));
  Pointer<Void> pUserData = Tools.string2PointerVoid(userData);
  Pointer<Char> pMessageID = NativeLibraryManager.bindings.DartSendMessage(pConvID, timConvType, pMsgParam, pUserData);
  String messageIDDart = Tools.pointerChar2String(pMessageID);

  // 转发消息给多个人的时候，会重复使用一个 id
  // messageIDMap.remove(id);

  return completer.future;
}