public string Regist(LoginRegist_LoginModel Model)
        {
            int usercount = Convert.ToInt32(sqlHelper.ExecuteSacalar("select count(*) from NZC_UserInfo where UserName=@UserName", new System.Data.SqlClient.SqlParameter("UserName", Model.UserName)));

            if (usercount == 0)
            {
                try
                {
                    sqlHelper.ExecuteNonQuery(
                        @"INSERT INTO [NZC_UserInfo]([Id],[UserName],[PassWord],[NiCheng],[JueSe])VALUES(@Id,@UserName,@PassWord,@NiCheng,@JueSe)",
                        new System.Data.SqlClient.SqlParameter[] {
                        new System.Data.SqlClient.SqlParameter("Id", Guid.NewGuid()),
                        new System.Data.SqlClient.SqlParameter("UserName", Model.UserName),
                        new System.Data.SqlClient.SqlParameter("PassWord", Model.PassWord),
                        new System.Data.SqlClient.SqlParameter("NiCheng", Model.UserName),
                        new System.Data.SqlClient.SqlParameter("JueSe", 1)
                    });
                    return(Newtonsoft.Json.JsonConvert.SerializeObject(new { Code = "10000", Message = "注册成功!" }));
                }
                catch (Exception ex)
                {
                    return(Newtonsoft.Json.JsonConvert.SerializeObject(new { Code = "10001", Message = "注册失败!" }));
                }
            }
            else
            {
                return(Newtonsoft.Json.JsonConvert.SerializeObject(new { Code = "10004", Message = "用户名已存在请重新输入!" }));
            }
        }
        public string UserNameRegist(LoginRegist_LoginModel Model)
        {
            int usercount = Convert.ToInt32(sqlHelper.ExecuteSacalar("select count(*) from NZC_UserInfo where UserName=@UserName", new System.Data.SqlClient.SqlParameter("UserName", Model.UserName)));

            if (usercount == 0)
            {
                return(Newtonsoft.Json.JsonConvert.SerializeObject(new { Code = "10003", Message = "验证通过!" }));
            }
            else
            {
                return(Newtonsoft.Json.JsonConvert.SerializeObject(new { Code = "10004", Message = "用户名已存在请重新输入!" }));
            }
        }
        public string Login(LoginRegist_LoginModel Model)
        {
            int usercount = Convert.ToInt32(sqlHelper.ExecuteSacalar("select count(*) from NZC_UserInfo where UserName=@UserName and PassWord=@PassWord",
                                                                     new System.Data.SqlClient.SqlParameter[] {
                new System.Data.SqlClient.SqlParameter("UserName", Model.UserName),
                new System.Data.SqlClient.SqlParameter("PassWord", Model.PassWord)
            }));

            if (usercount == 0)
            {
                return(Newtonsoft.Json.JsonConvert.SerializeObject(new { Code = "10002", Message = "用户名或密码错误!" }));
            }
            else
            {
                return(Newtonsoft.Json.JsonConvert.SerializeObject(new { Code = "10000", Message = "登陆成功!" }));
            }
        }