public void ItemSearch()
{
var client = new AmazonClient(CountryType.Japan);
var r = client.ItemSearch(SearchIndexType.Books);
Console.WriteLine(r);
}
public string ItemSearch(CountryType countryType, SearchIndexType indexType, int itemPage = 1)
{
var cachePath = @"C:\amazon\cache";
if (!Directory.Exists(cachePath))
{
Directory.CreateDirectory(cachePath);
}
var filepath = Path.Combine(cachePath, string.Format("{0}-{1}-{2}.cache", countryType, indexType, itemPage));
lock (filepath)
{
try
{
if (File.Exists(filepath))
{
var file = new FileInfo(filepath);
if (file.LastWriteTime.CompareTo(DateTime.Now.AddMinutes(-30)) > 0)
{
return(File.ReadAllText(filepath));
}
//File.Delete(filepath);
}
}
catch (Exception e)
{
Debug.WriteLine(e);
}
}
var client = new AmazonClient(countryType);
var accessFilePath = Path.Combine(cachePath, @"last_access.txt");
if (!File.Exists(accessFilePath))
{
File.WriteAllText(accessFilePath, DateTime.Now.ToString());
}
var lastAccessInfo = new FileInfo(accessFilePath);
if (lastAccessInfo.LastWriteTime.CompareTo(DateTime.Now.AddSeconds(-1)) > 0)
{
Thread.Sleep(1000);
}
File.SetLastWriteTime(accessFilePath, DateTime.Now);
var response = client.ItemSearch(indexType, itemPage: itemPage);
lock (filepath)
{
try
{
File.WriteAllText(filepath, response);
}
catch (Exception e)
{
Debug.WriteLine(e);
throw;
}
}
return(response);
}
