CloudComputingFinalProject/App.code/Bll/attribute.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;

/// <summary>
/// 网站配置
/// </summary>

namespace Basic.BLL
{
    public class attribute
    {

        /// <summary>
        ///  读取attribute分类的名字
        /// </summary>
        public static string GetTitle(int id)
        {
            Basic.DAL.attribute dala = new Basic.DAL.attribute();
            Basic.Model.attribute modela = dala.GetModel(id);

            string strTitle = "";
            if (modela != null)
            {
                strTitle = modela.title;
            }
            return strTitle;
        }
        /// <summary>
        /// 获取根据产品id和属性id获取属性的名字
        /// </summary>
        /// <param name="_attrid"></param>
        /// <param name="_proid"></param>
        /// <returns></returns>
        public static string GetListTitle(int _attrid, int _proid)
        {
            Basic.DAL.product_attribute_list dal = new Basic.DAL.product_attribute_list();
            Basic.Model.product_attribute_list model = dal.GetModel(_attrid, _proid);
            if (model != null)
            {
                return model.title;
            }
            else
            {
                return "";
            }
        }

        public static string GetAllAttrId(int _color, string _size, int _proid)
        {
            string strAttrId = "";
            strAttrId += _color + ",";
            if (_size != "")
            {
                string[] ArraySize = _size.Split(',');
                for (int i = 0; i < ArraySize.Length; i++)
                {
                    strAttrId += ArraySize[i] + ",";
                }
            }
            if (strAttrId != "")
            {
                strAttrId = strAttrId.Substring(0, strAttrId.Length - 1);
            }
            return strAttrId;
        }

        public static string GetAllAttr(int _color, string _size, int _proid)
        {
            string strAttrId = "";
            strAttrId += GetListTitle(_color, _proid) + ",";
            if (_size != "")
            {
                string[] ArraySize = _size.Split(',');
                for (int i = 0; i < ArraySize.Length; i++)
                {
                    strAttrId += GetListTitle(Convert.ToInt32(ArraySize[i]), _proid) + ",";
                }
            }
            if (strAttrId != "")
            {
                strAttrId = strAttrId.Substring(0, strAttrId.Length - 1);
            }
            return strAttrId;
        }

        public static string GetAttriString(int _color, string _size)
        {
            string strWhereSize = "";
            if (_size != "")
            {
                strWhereSize += "-" + _size.Replace(",", "-") + "-";
            }
            string strWhereColor = "";
            if (_color != 0)
            {
                strWhereColor += "-" + _color + "-";
            }
            string strWhere = strWhereColor + strWhereSize;
            strWhere = strWhere.Replace("--", "-");
            return strWhere;
        }

        //显示属性名称
        public static string ShowSizeAttribute(string _size, int _proid)
        {
            string strResult = "";

            if (!string.IsNullOrEmpty(_size))
            {
                string[] ArraySzie = _size.Split(',');
                for (int m = 0; m < ArraySzie.Length; m++)
                {
                    strResult += attribute.GetListTitle(Convert.ToInt32(ArraySzie[m]), _proid) + ",";
                }
            }
            strResult = strResult.Trim();
            return strResult;
        }
        //显示属性名称
        public static string ShowAttribute(int _color, string _size, int _proid)
        {
            string strResult = "";

            Basic.DAL.product_attribute_list dala = new Basic.DAL.product_attribute_list();
            Basic.Model.product_attribute_list modela = dala.GetModel(_color, _proid);
            if (modela != null)
            {
                strResult += modela.title + ",";
            }

            strResult += ShowSizeAttribute(_size, _proid);
            strResult = strResult.Trim(',');
            return strResult;
        }
        public static int GetKucun(string attrid, int _proid)
        { 
            int Kucun = 0; 
            Basic.DAL.product_attribute_value dalpav = new Basic.DAL.product_attribute_value();
            Basic.Model.product_attribute_value modelpayv = dalpav.GetModel(_proid, ("-" + attrid.Replace(",", "-") + "-"));
            if (modelpayv != null)
            {
                Kucun = modelpayv.count; 
            }
            else
            {


                Basic.DAL.product dalp = new Basic.DAL.product();
                Basic.Model.product modelp = dalp.GetModel(_proid);

                if (modelp != null)
                {
                    Kucun = modelp.kucun;
                } 
            }
            return Kucun;
        }

        public static string CountKucun(string attrid,int _proid,int _count,string strProInfo)
        { 
            bool Flag = true;
            int Kucun = 0;
            int yiyouCount = 0;
            Basic.DAL.product_attribute_value dalpav = new Basic.DAL.product_attribute_value();
            Basic.Model.product_attribute_value modelpayv = dalpav.GetModel(_proid,("-"+attrid.Replace(",","-")+"-"));
            if (modelpayv != null)
            {
                Kucun = modelpayv.count;

                if (Kucun < _count)
                {
                    Flag = false;
                }
            }
            else 
            {
                Basic.DAL.product dalp = new Basic.DAL.product();
                Basic.Model.product modelp = dalp.GetModel(_proid);

                if (modelp != null)
                {
                    if (modelp.kucun < _count)
                    {
                        Flag = false;
                    }
                }
                else
                {
                    Flag = false;
                }
            }
            if (!Flag)
            {
                return "产品["+strProInfo.Trim()+"]库存少于购买数量。 ";
            }
            else 
            {
                return "";
            }
        }
    }
}