public List <ShopTransaction> GetTransactions()
{
List <ShopTransaction> transactions = new List <ShopTransaction>();
string filename = BuildShopFilename;
if (File.Exists(filename))
{
transactions = DataContractHelpers.Read <List <ShopTransaction> >(filename);
}
return(transactions);
}
private void Load()
{
if (_articles != null)
{
return;
}
// Load articles
string filename = PPCConfigurationManager.ArticlesPath;
if (File.Exists(filename))
{
List <Article> newArticles = DataContractHelpers.Read <List <Article> >(filename);
_articles = newArticles;
}
else
{
throw new InvalidOperationException("Article DB not found.");
}
}
private ClientCart LoadClient(string filename)
{
ClientCart cart = DataContractHelpers.Read <ClientCart>(filename);
return(cart);
}