DAL/CommentService.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:CommentService
	/// </summary>
	public partial class CommentService
	{
		public CommentService()
		{}
		#region  BasicMethod
        /// <summary>
        /// 判断记录是否存在
        /// </summary>
        /// <param name="productId"></param>
        /// <param name="id"></param>
        /// <returns></returns>
        public static bool Exists(object productId,object id)
        {
            string sql = "select  top 1 * from Comment where productId = " + productId + " and orderId = " + id;
            object obj = DBHelperSQL.GetSingle(sql);
            if(obj != null)
            {
                return true;
            }
            return false;
        }
        /// <summary>
        /// 得到一个对象实体
        /// </summary>
        public static Model.Comment GetModelMobile(object productId,object userId)
        {

            StringBuilder strSql = new StringBuilder();
            strSql.Append("select  top 1 * from Comment ");
            strSql.Append(" where productId=" + productId + " and addUser = " + userId + " and orderId = 0");

            Model.Comment model = new Model.Comment();
            DataSet ds = DBHelperSQL.Query(strSql.ToString());
            if (ds.Tables[0].Rows.Count > 0)
            {
                return DataRowToModel(ds.Tables[0].Rows[0]);
            }
            else
            {
                return null;
            }
        }


		/// <summary>
		/// 是否存在该记录
		/// </summary>
		public static bool Exists(int orderId,int productId)
		{
			StringBuilder strSql=new StringBuilder();