DataSqlserver/SeatsSql.cs

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using Entity;
using System;
using System.Collections.Generic;
using System.Data;
using System.Data.SqlClient;
using System.Linq;
using System.Text;

namespace DataSqlserver
{
    public class SeatsSql
    {
        /// <summary>
        /// 创建信息
        /// </summary>
        /// <param name="userInfo"></param>
        /// <returns></returns>
        public static int CreateSeats(Seats Info)
        {
            string sql = string.Format("INSERT INTO [{0}Seats]([name],[nikename],[description],[category])" +
                " VALUES(@name,@nikename,@description,@category) SELECT SCOPE_IDENTITY()  AS 'id'",
                DbHelper.TablePrefix);
            SqlParameter[] para = DbReaderWriter.GetSeatsPara(Info);

            Object result = DbHelper.ExecuteScalar(sql, para);//返回ID
            if (result != null)
                return Convert.ToInt32(result);
            else return 0;
        }
        /// <summary>
        /// 更新信息
        /// </summary>
        /// <param name="username"></param>
        /// <returns></returns>
        public static bool UpdateSeatsById(Seats Info)
        {
            string sql = string.Format("UPDATE [{0}Seats] SET [name] = @name,[nikename] = @nikename,[description] = @description,[category] = @category WHERE id=@id", DbHelper.TablePrefix);

            SqlParameter[] para = DbReaderWriter.GetSeatsPara(Info);
            if (DbHelper.ExecuteCommand(sql, para) > 0) return true;
            else return false;
        }

        /// <summary>
        /// 通过ID取信息
        /// </summary>
        /// <param name="uid"></param>
        /// <returns></returns>
        public static Seats GetSeatsInfoById(int id)
        {
            string sql = string.Format("SELECT * FROM [{0}Seats] WHERE [id]=@id", DbHelper.TablePrefix);

            SqlParameter[] para = new SqlParameter[]
            {
				new SqlParameter("@id", id)
			};
            Seats info = new Seats();
            DataTable dt = DbHelper.GetDataSet(sql, para);
            if (dt.Rows.Count > 0)
                info = DataToEntity.ToEntity(dt.Rows[0], typeof(Seats)) as Seats;