DAL/Wx_OrderService.cs

这里只显示每个文件的开头 60 行。登录后可以解锁完整代码。

微信扫码关注公众号，代码整理好后第一时间通知你。

using System;
using System.Data;
using System.Text;
using System.Data.SqlClient;
namespace DAL
{
    /// <summary>
    /// 数据访问类:Wx_Order
    /// </summary>
    public partial class Wx_OrderService
    {
        public Wx_OrderService()
        { }
        #region  BasicMethod
        /// <summary>
        /// 是否存在该记录
        /// </summary>
        public static bool Exists(int id)
        {
            StringBuilder strSql = new StringBuilder();
            strSql.Append("select count(1) from Wx_Order");
            strSql.Append(" where id=@id");
            SqlParameter[] parameters = {
					new SqlParameter("@id", SqlDbType.Int,4)
			};
            parameters[0].Value = id;

            return DBHelperSQL.Exists(strSql.ToString(), parameters);
        }
        /// <summary>
        /// 是否存在该记录
        /// </summary>
        public static bool Exists(string id)
        {
            StringBuilder strSql = new StringBuilder();
            strSql.Append("select count(1) from Wx_Order");
            strSql.Append(" where address=@address");
            SqlParameter[] parameters = {
					new SqlParameter("@address", SqlDbType.NVarChar,200)
			};
            parameters[0].Value = id;

            return DBHelperSQL.Exists(strSql.ToString(), parameters);
        }
        public static int UpdateStatus(int id, int status)
        {
            string sql = "update Wx_Order set state = " + status + " where id = " + id;
            return DBHelperSQL.ExecuteSql(sql);
        }
        /// <summary>
        /// 增加一条数据
        /// </summary>
        public static int Add(Model.Wx_Order model)
        {
            StringBuilder strSql = new StringBuilder();
            strSql.Append("insert into Wx_Order(");
            strSql.Append("openid,address,goods,num,day,time,state,subtime,price)");
            strSql.Append(" values (");
            strSql.Append("@openid,@address,@goods,@num,@day,@time,@state,@subtime,@price)");
            strSql.Append(";select @@IDENTITY");