/// <summary>
/// 根据表,获取一个SqlParameter数组
/// </summary>
/// <returns>SqlParameter[]</returns>
public static SqlParameter[] GetSqlParameters(Admins AdminsExample)
{
List <SqlParameter> list_param = new List <SqlParameter>();
if (!string.IsNullOrEmpty(AdminsExample.aaccount))
{
list_param.Add(new SqlParameter("@aaccount", AdminsExample.aaccount));
}
else
{
list_param.Add(new SqlParameter("@aaccount", DBNull.Value));
}
if (!string.IsNullOrEmpty(AdminsExample.apassword))
{
list_param.Add(new SqlParameter("@apassword", AdminsExample.apassword));
}
else
{
list_param.Add(new SqlParameter("@apassword", DBNull.Value));
}
if (AdminsExample.alogintime != new DateTime() && AdminsExample.alogintime != null)
{
list_param.Add(new SqlParameter("@alogintime", AdminsExample.alogintime.ToString("yyyy-MM-dd")));
}
else
{
list_param.Add(new SqlParameter("@alogintime", DBNull.Value));
}
if (!string.IsNullOrEmpty(AdminsExample.astate))
{
list_param.Add(new SqlParameter("@astate", AdminsExample.astate));
}
else
{
list_param.Add(new SqlParameter("@astate", DBNull.Value));
}
if (!string.IsNullOrEmpty(AdminsExample.atype))
{
list_param.Add(new SqlParameter("@atype", AdminsExample.atype));
}
else
{
list_param.Add(new SqlParameter("@atype", DBNull.Value));
}
SqlParameter[] param = new SqlParameter[list_param.Count];
int index = 0;
foreach (SqlParameter p in list_param)
{
param[index] = p;
index++;
}
return(param);
}
/// <summary>
/// 从一个SqlDataReader里读数据
/// </summary>
/// <param name="Reader">SqlDataReader</param>
/// <returns>AdminsExample</returns>
public static Admins GetByReader(SqlDataReader Reader)
{
Admins AdminsExample = new Admins();
AdminsExample.aid = Reader["aid"] == DBNull.Value ? 0 : (int)Reader["aid"];
AdminsExample.aaccount = Reader["aaccount"] == DBNull.Value ? null : Reader["aaccount"].ToString();
AdminsExample.apassword = Reader["apassword"] == DBNull.Value ? null : Reader["apassword"].ToString();
AdminsExample.alogintime = Reader["alogintime"] == DBNull.Value ? new DateTime() : Convert.ToDateTime(Reader["alogintime"]);
AdminsExample.astate = Reader["astate"] == DBNull.Value ? null : Reader["astate"].ToString();
AdminsExample.atype = Reader["atype"] == DBNull.Value ? null : Reader["atype"].ToString();
return(AdminsExample);
}
/// <summary>
/// 管理员密码修改
/// </summary>
/// <param name="admins"></param>
/// <returns></returns>
public int UpdatePwd(Admins admins)
{
string sql = "update Admins set LoginPwd={0} where AdminName='{1}' and LoginId='{2}'";
sql = string.Format(sql, admins.LoginPwd, admins.AdminName, admins.LoginId);
try
{
return(SQLHelper.ExecuteNonQuery(sql, null));
}
catch (Exception ex)
{
throw new Exception("修改密码出现数据库访问错误！", ex);
}
}
/// <summary>
/// 查询全部数据
/// </summary>
/// <returns>IList</returns>
/*查看是否为视图*/
public IList <Admins> SearchAll()
{
DBHelper.sqlstr = "select * from Admins ";
List <Admins> list = new List <Admins>();
SqlDataReader reader = DBHelper.ExecuteReader();
while (reader.Read())
{
Admins Obj = GetByReader(reader);
list.Add(Obj);
}
reader.Close();
return(list);
}
/// <summary>
/// 根据aid,查询一条数据
/// </summary>
/// <param name="aid"></param>
/// <returns></returns>
/*查看是否为视图*/
public Admins SearchByaid(int aid)
{
DBHelper.sqlstr = "select * from Admins where aid = @aid";
SqlParameter[] param = new SqlParameter[] {
new SqlParameter("@aid", aid)
};
SqlDataReader reader = DBHelper.ExecuteReader(param);
Admins Obj = null;
if (reader.Read())
{
Obj = GetByReader(reader);
}
reader.Close();
return(Obj);
}
/// <summary>
/// 根据Id,查询一条数据
/// </summary>
/// <param name="Id">编号</param>
/// <returns></returns>
/*查看是否为视图*/
public Admins searchByAcc(string acc)
{
DBHelper.sqlstr = "select * from Admins where aaccount = @aaccount";
SqlParameter[] param = new SqlParameter[] {
new SqlParameter("@aaccount", acc)
};
SqlDataReader reader = DBHelper.ExecuteReader(param);
Admins Obj = null;
if (reader.Read())
{
Obj = GetByReader(reader);
}
reader.Close();
return(Obj);
}
/// <summary>
/// 修改用户信息
/// </summary>
/// <param name="m"></param>
/// <returns></returns>
public int AlterAdmins(Admins m)
{
string str = $"update Admins set Name='{m.Name}',Pwd='123',Email='{m.Email}'where Uid={m.Uid}";
return(DBHelper.ExecuteNonQuery(str));
}
/// <summary>
/// 登录用户
/// </summary>
/// <param name="m"></param>
/// <returns></returns>
public int Login(Admins m)
{
string sql = $"select count(1) from Admins where Name='{m.Name}' and Email='{m.Email}'";
return((int)DBHelper.ExecuteScalar(sql));
}
/// <summary>
/// 管理员注册
/// </summary>
/// <param name="m"></param>
/// <returns></returns>
public int AddAdmins(Admins m)
{
string str = $"insert into Admins values('{m.Name}','123','{m.Email}')";
return(DBHelper.ExecuteNonQuery(str));
}
/// <summary>
/// 更新
/// </summary>
/// <param name="Admins">Admins表实例</param>
/// <returns>int</returns>
public int Update(Admins AdminsExample)
{
DBHelper.sqlstr = "update Admins set aaccount=@aaccount,apassword=@apassword,alogintime=@alogintime,astate=@astate,atype=@atype where aid=" + AdminsExample.aid;
return(DBHelper.ExecuteNonQuery(GetSqlParameters(AdminsExample)));
}
/// <summary>
/// 插入方法
/// </summary>
/// <param name="Admins">Admins表实例</param>
/// <returns>int</returns>
public int Insert(Admins AdminsExample)
{
DBHelper.sqlstr = "insert into Admins (aaccount,apassword,alogintime,astate,atype)values(@aaccount,@apassword,@alogintime,@astate,@atype)";
return(DBHelper.ExecuteNonQuery(GetSqlParameters(AdminsExample)));
}
