DAL/DALadmin.cs

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using System;
using System.Collections.Generic;

using System.Text;
using System.Data;
using System.Data.SqlClient;
using System.Configuration;
using Model;
namespace DAL
{
    public class DALadmin
    {
        public SqlDataReader checkAdmin(admin admim)
        {
            StringBuilder sql = new StringBuilder();
            sql.Append("select * from admin where _name=@name");

            SqlParameter[] par = {
                              new SqlParameter("@name",SqlDbType.VarChar,50)                  
                             
                             };
            par[0].Value = admim.name;


            return Common.DbHelperSQL.ExecuteReader(sql.ToString(), par);
        }

        public int insertAdmin(admin admin)
        {
            StringBuilder sql = new StringBuilder();
            sql.Append("insert into admin values(@name,@pwd,@role)");




            SqlParameter[] par ={
                               new SqlParameter("@name",SqlDbType.VarChar,50),
                               new SqlParameter ("@pwd",SqlDbType.VarChar,50),
                               new SqlParameter ("@role",SqlDbType.Int)
                               };
            par[0].Value = admin.name;
            par[1].Value = admin.pwd;
            par[2].Value = admin.role;

            return Common.DbHelperSQL.ExecuteSql(sql.ToString(), par);

        }

        public int deleteAdmin(admin admin)
        {
            StringBuilder sql = new StringBuilder();
            sql.Append("delete from admin where _id=@id");

            SqlParameter[] par = { 
                                 new SqlParameter("@id",SqlDbType.Int,4)
                                 
                                 };

            par[0].Value = admin.id;