/// <summary>
/// Exports the cache list to a serializable object.
/// </summary>
/// <returns></returns>
private static SerializableECItemPrices Export()
{
IEnumerable <SerializableECItemPriceListItem> entitiesList = PriceByItemID
.OrderBy(x => x.Key)
.Select(
item =>
new SerializableECItemPriceListItem
{
ID = item.Key,
Prices = new SerializableECItemPriceItem {
Average = item.Value
}
});
SerializableECItemPrices serial = new SerializableECItemPrices();
serial.ItemPrices.AddRange(entitiesList);
return(serial);
}
/// <summary>
/// Loads from file.
/// </summary>
/// <param name="file">The file.</param>
private void LoadFromFile(string file)
{
CachedUntil = File.GetLastWriteTimeUtc(file).AddDays(1);
// Deserialize the xml file
SerializableECItemPrices result = Util.DeserializeXmlFromFile <SerializableECItemPrices>(file);
// In case the file is an old one, we try to get a fresh copy
if (result == null || CachedUntil < DateTime.UtcNow)
{
Task.WhenAll(GetPricesAsync());
return;
}
PriceByItemID.Clear();
Loaded = false;
// Import the data
Import(result.ItemPrices);
}
