public WatchedItemDataEntry(WatchedItemEntry watchedItemEntry)
{
WatchedItemEntry = watchedItemEntry;
switch (WatchedItemEntry.Domain)
{
case CrawlerDomain.Surugaya:
DataProxy = new SurugayaItem();
break;
case CrawlerDomain.Mandarake:
DataProxy = new MandarakeItem();
break;
case CrawlerDomain.Yahoo:
DataProxy = new YahooItem();
break;
case CrawlerDomain.Mercari:
DataProxy = new MercariItem();
break;
case CrawlerDomain.Lashinbang:
DataProxy = new LashinbangItem();
break;
default:
throw new ArgumentOutOfRangeException();
}
DataProxy.Id = WatchedItemEntry.Id;
DataProxy.ImageUrl = WatchedItemEntry.ImageUrl;
DataProxy.Price = CrawlerConstants.InvalidPrice;
DataProxy.Name = WatchedItemEntry.Name;
}
public List <MercariItem> Search(MercariSearchCond cond)
{
// Create a new result list
List <MercariItem> result = new List <MercariItem>();
// Generate conditions url
string url = search_url + cond.ToString();
// Send the http request and wait for response
// With sync operations (Wait for result)
HttpResponseMessage responseMessage = httpClient.GetAsync(url).Result;
// Get the result
if (responseMessage.StatusCode == System.Net.HttpStatusCode.OK)
{
Stream html = responseMessage.Content.ReadAsStreamAsync().Result;
// Analyze the HTML response
HtmlDocument document = new HtmlDocument();
document.Load(html);
HtmlNode contentNode = document.DocumentNode.SelectSingleNode("//div[@class='items-box-content clearfix']");
HtmlNodeCollection itemCollection = contentNode.SelectNodes("./section[@class='items-box']");
foreach (HtmlNode item in itemCollection)
{
HtmlNode aNode = item.SelectSingleNode("./a");
HtmlNode ItemBoxBody = aNode.SelectSingleNode("./div[@class='items-box-body']");
HtmlNode ItemBoxName = ItemBoxBody.SelectSingleNode("./h3");
HtmlNode ItemBoxNum = ItemBoxBody.SelectSingleNode("./div");
HtmlNode ItemBoxPrice = ItemBoxNum.SelectSingleNode("./div[@class='items-box-price font-5']");
MercariItem listitem = new MercariItem(ItemBoxName.InnerText, ItemBoxPrice.InnerText);
result.Add(listitem);
}
}
return(result);
}