public async Task <ObservableCollection <Document> > DeserializeDocuments()
{
ObservableCollection <Document> deserializedData = null;
var storageProvider = new StorageProvider();
deserializedData = await storageProvider.ReadFromFile <ObservableCollection <Document> >(FileNameDocuments);
if (deserializedData == null)
{
deserializedData = new ObservableCollection <Document>();
}
return(deserializedData);
}
public async Task <ObservableCollection <Category> > DeserializeCategories()
{
ObservableCollection <Category> deserializedData = null;
var storageProvider = new StorageProvider();
deserializedData =
await storageProvider.ReadFromFile <ObservableCollection <Category> >(FileNameCategories);
if (deserializedData == null)
{
deserializedData = new ObservableCollection <Category>();
}
return(deserializedData);
}
