/// <summary>
/// 从本地查询消息
/// </summary>
/// <param name="sessionId">会话ID</param>
/// <param name="chatType">聊天类型</param>
/// <param name="first">第一次查询，传true；其他传false</param>
/// <param name="msgCount">查询数量，范围在[1,20],超出的话，会报错</param>
/// <param name="index">起始chatIndex，如果第一次查询的话，可以传0；如果不是第一次查询，那么查询出来的消息的index都是小于这个chatIndex的</param>
/// <returns></returns>
public static List <AntSdkChatMsg.ChatBase> QueryMessageFromLocal(string sessionId, AntSdkchatType chatType, bool first, int msgCount, int index)
{
var input = new AntSdkSynchronusMsgInput
{
sessionId = sessionId,
chatType = (int)chatType,
flag = 0,
userId = AntSdkService.AntSdkLoginOutput.userId,
isFirst = first,
count = msgCount,
chatIndex = index,
};
var listChatdata = new List <AntSdkChatMsg.ChatBase>();
var result = AntSdkService.GetLocalMsgData(input, ref listChatdata, false);
return(result ? listChatdata : null);
}
