MxWeiXinPF.DAL/plugs/wx_hotel_room.cs

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using System;
using System.Data;
using System.Text;
using System.Data.SqlClient;
using MxWeiXinPF.DBUtility;
using MxWeiXinPF.Common;//Please add references
namespace MxWeiXinPF.DAL
{
	/// <summary>
	/// 数据访问类:wx_hotel_room
	/// </summary>
	public partial class wx_hotel_room
	{
		public wx_hotel_room()
		{}
		#region  BasicMethod

		/// <summary>
		/// 得到最大ID
		/// </summary>
		public int GetMaxId()
		{
		return DbHelperSQL.GetMaxID("id", "wx_hotel_room"); 
		}

		/// <summary>
		/// 是否存在该记录
		/// </summary>
		public bool Exists(int id)
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("select count(1) from wx_hotel_room");
			strSql.Append(" where id=@id");
			SqlParameter[] parameters = {
					new SqlParameter("@id", SqlDbType.Int,4)
			};
			parameters[0].Value = id;

			return DbHelperSQL.Exists(strSql.ToString(),parameters);
		}


		/// <summary>
		/// 增加一条数据
		/// </summary>
		public int Add(MxWeiXinPF.Model.wx_hotel_room model)
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("insert into wx_hotel_room(");
			strSql.Append("hotelid,roomType,indroduce,roomPrice,salePrice,facilities,createDate,sortid)");
			strSql.Append(" values (");
			strSql.Append("@hotelid,@roomType,@indroduce,@roomPrice,@salePrice,@facilities,@createDate,@sortid)");
			strSql.Append(";select @@IDENTITY");
			SqlParameter[] parameters = {
					new SqlParameter("@hotelid", SqlDbType.Int,4),
					new SqlParameter("@roomType", SqlDbType.VarChar,200),
					new SqlParameter("@indroduce", SqlDbType.VarChar,300),
					new SqlParameter("@roomPrice", SqlDbType.Float,8),
					new SqlParameter("@salePrice", SqlDbType.Float,8),
					new SqlParameter("@facilities", SqlDbType.VarChar,500),