public IGoodsFetcherMetadata GetMetadata(IGoodsFetcher fetcher)
{
var choosen = FetcherCollection.SingleOrDefault(x => x.Value == fetcher);
if (choosen == null)
{
return(null);
}
return(choosen.Metadata);
}
private static void OnGoodsFetched(IGoodsFetcher fetcher, Goods goods)
{
Console.WriteLine(String.Format("{0} 返回的结果:", GoodsFetcherManager.Instance.GetMetadata(fetcher).Name));
Console.WriteLine("标题: " + goods.Title);
Console.WriteLine("价格: " + goods.Price);
Console.WriteLine("信誉: " + goods.SellerCredit);
Console.WriteLine("销量: " + goods.SellAmount);
Console.WriteLine("图片: " + goods.ImagePath);
if (goods.Properties != null)
{
foreach (var property in goods.Properties.OfType <StringProperty>())
{
Console.WriteLine(String.Format(" - {0}: {1}", property.Name, property.Value));
}
}
}
private static void GetKeywordAndSearch(IGoodsFetcher testFetcher, string fetcherName)
{
if (testFetcher == null)
{
return;
}
Console.Write(String.Format("[{0}] 请输入要测试的关键字(输入End结束)：", fetcherName));
string keyword;
while ((keyword = Console.ReadLine()).ToUpper() != "END")
{
Console.Write("输入搜索结果数量上限：");
string limit = Console.ReadLine();
Console.Write("获得搜索列表中...");
var list = testFetcher.GetGoodsUriByKeyowrd(keyword, Convert.ToInt32(limit));
Console.WriteLine(list.Count() + "结果");
foreach (var uri in list)
{
Console.WriteLine();
Console.WriteLine("--------------------------------------------------------------------------------");
Console.WriteLine("抓取 " + uri + " ...");
Console.WriteLine("--------------------------------------------------------------------------------");
bool fetchAgain = true;
while (fetchAgain)
{
try
{
Goods goods = testFetcher.FetchGoods(uri);
OnGoodsFetched(testFetcher, goods);
fetchAgain = false;
}
catch (Exception ex)
{
Console.WriteLine("---------------发生异常！" + ex.Message + "---------------");
Console.WriteLine("敲回车继续，输入R敲回车重抓此商品");
string input = Console.ReadLine();
if (input == "R" || input == "r")
{
fetchAgain = true;
}
}
}
}
Console.WriteLine();
Console.WriteLine(String.Format("[{0}] 请输入要测试的关键字(输入End结束)：", fetcherName));
}
}
static void Main(string[] args)
{
foreach (var fetcher in GoodsFetcherManager.Instance.GetAllFetcher())
{
Console.WriteLine("加载商家：" + GoodsFetcherManager.Instance.GetMetadata(fetcher).Name);
}
Console.WriteLine();
IGoodsFetcher testFetcher = null;
while (true)
{
Console.WriteLine("请输入要测试的商家(输入End结束)：");
string fetcherName = Console.ReadLine();
if (fetcherName.ToUpper() == "END")
{
break;
}
testFetcher = GoodsFetcherManager.Instance.GetFetcher(fetcherName);
GetKeywordAndSearch(testFetcher, fetcherName);
Console.WriteLine();
}
}
public FetchJob(Job creator, IGoodsFetcher fetcher, Uri uri)
: base(creator)
{
this.Fetcher = fetcher;
this.Uri = uri;
}
