/// <summary>
/// 微信端获取消息
/// </summary>
/// <param name="userId"></param>
/// <param name="toUserId"></param>
/// <param name="iDisplayStart"></param>
/// <param name="iDisplayLength"></param>
/// <param name="time"></param>
/// <returns></returns>
public List <MessageList> GetMessageList(string userId, string toUserId, int iDisplayStart, int iDisplayLength, DateTime?time)
{
var messageList = _chatHelper.GetMeaasgeList(userId, toUserId, iDisplayStart, iDisplayLength, time);
return(messageList);
}