fetchJoinedChatThreads method Null safety
Paging to get the list of Chat Threads that the current user has joined from the server
Param cursor
The initial value can be empty or empty string.
Param limit
The number of fetches at one time. Value range (0, 50].
Return Returns the result of {@link EMCursorResult}), including the cursor for getting data next time and the chat thread object list.
Throws A description of the exception. See {@link EMError}.
Implementation
Future<EMCursorResult<EMChatThread>> fetchJoinedChatThreads({
String? cursor,
int limit = 20,
}) async {
Map req = {"pageSize": limit};
req.setValueWithOutNull("cursor", cursor);
Map result =
await _channel.invokeMethod(ChatMethodKeys.fetchJoinedChatThreads, req);
try {
EMError.hasErrorFromResult(result);
return EMCursorResult.fromJson(
result[ChatMethodKeys.fetchJoinedChatThreads],
dataItemCallback: (map) {
return EMChatThread.fromJson(map);
});
} on EMError catch (e) {
throw e;
}
}