joinChatThread method Null safety
- {required String chatThreadId}
Join Chat Thread.
Group members have permission. Join successfully, return the Chat Thread details {@link EMChatThread}, the details do not include the number of members. Repeated addition will throw an EMError. After joining chat thread, the multiple devices will receive the notification event. You can set {@link EMMultiDeviceListener} to listen on the event. The event callback function is {@link EMMultiDeviceListener#onChatThreadEvent(int, String, List), where the first parameter is the event, and chat thread join event is {@EMMultiDeviceListener#EMMultiDevicesEvent.CHAT_THREAD_JOIN}.
Param chatThreadId
Chat Thread ID.
Return The joined chat thread object;
Throws A description of the exception. See {@link EMError}.
Implementation
Future<EMChatThread> joinChatThread({
required String chatThreadId,
}) async {
Map req = {
"threadId": chatThreadId,
};
Map result = await _channel.invokeMethod(
ChatMethodKeys.joinChatThread,
req,
);
try {
EMError.hasErrorFromResult(result);
return EMChatThread.fromJson(result[ChatMethodKeys.joinChatThread]);
} on EMError catch (e) {
throw e;
}
}