/// <summary>
/// Get value from cache
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="key"></param>
/// <returns></returns>
public async static Task <T> GetFromCache <T>(string cacheFolder, string key)
{
DataStorageHelper <CacheObject <T> > storage = new DataStorageHelper <CacheObject <T> >(cacheFolder);
//Get cache value
var value = await storage.LoadAsync(key).ConfigureAwait(false);
if (value == null)
{
return(default(T));
}
else if (value.IsValid)
{
return(value.File);
}
else
{
//Delete old value
//Do not await
Delete(cacheFolder, key);
return(default(T));
}
}
/// <summary>
/// Delete key from cache
/// </summary>
/// <param name="key"></param>
/// <returns></returns>
public static Task Delete(string cacheFolder, string key)
{
DataStorageHelper <object> storage = new DataStorageHelper <object>(cacheFolder);
return(storage.DeleteAsync(key));
}