sendUserMessage method

Future<int?> sendUserMessage({ required string userId, required string messageStr, required MessageConfig config, })

@detail api @brief Send a point-to-point text message to the specified user in the room @param userId User ID of the message receiver @param messageStr Text message content sent. Message does not exceed 64 KB. @param config See MessageConfig{@link #MessageConfig}. @return - > 0: Sent successfully, return the number of the sent message, increment from 1 - -1: Sent failed, RTCRoom instance not created - -2: Sent failed, uid is empty @note - Before sending an in-room text message, you must call joinRTSRoom{@link #RTSRoom#joinRTSRoom} to join the room. - After the call, you will receive an onUserMessageSendResult{@link #IRTSRoomEventHandler#onUserMessageSendResult} callback to notify that the message was sent successfully or failed; - If the message was sent successfully, the user specified by the userId will receive an onUserMessageReceived{@link #IRTSRoomEventHandler#onUserMessageReceived} callback.

Implementation

Future<int?> sendUserMessage(
    {required string userId,
    required string messageStr,
    required MessageConfig config}) async {
  $a() => ($instance as $p_a.RTCRoom).sendUserMessage(
      userId, messageStr, t_MessageConfig.code_to_android(config));
  $i() => ($instance as $p_i.ByteRTCRoom).sendUserMessage(
      userId, messageStr, t_MessageConfig.code_to_ios(config));

  if (Platform.isAndroid) {
    return $a();
  } else if (Platform.isIOS) {
    return $i();
  } else {
    throw UnsupportedError(
        'Not Support Platform ${Platform.operatingSystem}');
  }
}