public ActionResult Index(int?page)
{
ShopBusinessLogic.MemberPurchase memberPurchase = new ShopBusinessLogic.MemberPurchase();
string search_tag = this.Request.QueryString["search_tag"];
string search_price = this.Request.QueryString["search_price"];
Regex regex1 = new Regex("^[0-9]*[1-9][0-9]*$");
Regex regex2 = new Regex("^\\d+_\\d+$");
if (search_price != null && !regex1.IsMatch(search_price) && !regex2.IsMatch(search_price) && search_price != "all")
{
return(Redirect("/Error"));
}
var total_goods_list = memberPurchase.getGoodsList().Select(goods_info => new MemberPurchaseCarViewModel()
{
goods_id = goods_info.goods_id,
goods_name = goods_info.goods_name,
goods_img_path = goods_info.goods_img_path,
unit_price = goods_info.goods_price,
sell_stock = goods_info.goods_stock,
sell_volume = goods_info.goods_volume,
seller_phone = goods_info.seller_phone,
}).ToList();
List <MemberPurchaseCarViewModel> rand_goods_list = new List <MemberPurchaseCarViewModel>();
//轮播图显示
Random rand = new Random(unchecked ((int)DateTime.Now.Ticks));
int[] randNum = new int[22];
if (total_goods_list.Count <= 10)
{
rand_goods_list = total_goods_list;
}
else
{
for (int i = 0; i < 22; ++i)
{
int tmp = rand.Next(0, total_goods_list.Count);
randNum[i] = getNum(tmp, randNum, 0, total_goods_list.Count, rand);
if (i < 10)
{
rand_goods_list.Add(total_goods_list[randNum[i]]);
}
}
}
//购买记录推荐
List <MemberPurchaseCarViewModel> ai_goods_list = new List <MemberPurchaseCarViewModel>();
if (Session["mem_phone"] == null)
{
for (int i = 10; i < 16; ++i)
{
ai_goods_list.Add(total_goods_list[randNum[i]]);
}
}
else
{
string mem_phone = Session["mem_phone"].ToString();
Hashtable tagTable = new Hashtable();
var aiTagList = memberPurchase.getPurchaseTag_ai(mem_phone);
for (int i = 0; i < aiTagList.Count; ++i)
{
if (!tagTable.ContainsKey(aiTagList[i].tag))
{
tagTable.Add(aiTagList[i].tag, 1);
}
else
{
tagTable[aiTagList[i].tag] = Convert.ToInt32(tagTable[aiTagList[i].tag]) + 1;
}
}
ICollection keys = tagTable.Keys;
foreach (string now_tag in keys)
{
var nowAiList = memberPurchase.getGoodsList(now_tag, Convert.ToInt32(tagTable[now_tag])).Select(goods_info => new MemberPurchaseCarViewModel()
{
goods_id = goods_info.goods_id,
goods_name = goods_info.goods_name,
goods_img_path = goods_info.goods_img_path,
unit_price = goods_info.goods_price,
sell_stock = goods_info.goods_stock,
sell_volume = goods_info.goods_volume,
seller_phone = goods_info.seller_phone,
}).ToList();
ai_goods_list.AddRange(nowAiList);
}
int now = ai_goods_list.Count, index = 10;
for (int i = 0; i < 6 - now && index < 22;)
{
bool flag = true;
for (int j = 0; j < ai_goods_list.Count; ++j)
{
if (ai_goods_list[j].goods_id == total_goods_list[randNum[index]].goods_id)
{
flag = false;
break;
}
}
if (flag)
{
ai_goods_list.Add(total_goods_list[randNum[index]]);
++i;
}
index++;
}
}
var search_goods_list = new List <MemberPurchaseCarViewModel>();
if ((search_price == null || search_price == "all" || search_price == "") && (search_tag == null || search_tag == "all" || search_tag == ""))
{
search_goods_list = memberPurchase.getGoodsList().Select(goods_info => new MemberPurchaseCarViewModel()
{
goods_id = goods_info.goods_id,
goods_name = goods_info.goods_name,
goods_img_path = goods_info.goods_img_path,
unit_price = goods_info.goods_price,
sell_stock = goods_info.goods_stock,
sell_volume = goods_info.goods_volume,
seller_phone = goods_info.seller_phone,
}).ToList();
}
else
{
search_goods_list = memberPurchase.getGoodsList(search_tag, search_price).Select(goods_info => new MemberPurchaseCarViewModel()
{
goods_id = goods_info.goods_id,
goods_name = goods_info.goods_name,
goods_img_path = goods_info.goods_img_path,
unit_price = goods_info.goods_price,
sell_stock = goods_info.goods_stock,
sell_volume = goods_info.goods_volume,
seller_phone = goods_info.seller_phone,
}).ToList();
}
int pageNumber = page ?? 1;
int pageSize = 12;
var tag_list = memberPurchase.getAllTags().Select(tag => new GoodsTag()
{
goods_tag = tag.tag,
}).ToList();
int _index;
string tmp_select_price;
if (search_price == "all" || search_price == null || search_price == "")
{
tmp_select_price = "";
}
else
{
_index = search_price.IndexOf('_');
if (_index == -1)
{
tmp_select_price = "￥" + search_price + " 以上";
}
else
{
tmp_select_price = "￥" + search_price.Substring(0, _index) + " ~ ￥" + search_price.Substring(_index + 1, search_price.Length - _index - 1);
}
}
var resView = new PurchaseHomeTotalInfo()
{
search_price = search_price,
search_tag = search_tag,
select_price_interval = tmp_select_price,
select_tag = (search_tag == "all" || search_tag == "" || search_tag == null) ? "" : search_tag,
total_goods_list = total_goods_list,
goods_tags = tag_list,
rand_display_goods_list = rand_goods_list,
ai_display_goods_list = ai_goods_list,
page_goods_list = (PagedList <MemberPurchaseCarViewModel>)search_goods_list.ToPagedList(pageNumber, pageSize),
};
return(Request.IsAjaxRequest() ? (ActionResult)PartialView("HomePart1", resView) : View(resView));
}
