getMemberOfFromAsync method
Implementation
Future<WKChannelMember?> getMemberOfFromAsync() async {
if (_memberOfFrom != null) {
return _memberOfFrom;
}
// 从数据库或其他源获取
_memberOfFrom = await WKIM.shared.channelMemberManager
.getMember(channelID, channelType, fromUID);
return _memberOfFrom;
}