public static async Task <IDataStorage> LoadAsync(IDataStorage dataStorage, DataStorageProperties dataStorageProperties)
{
PreloadDataStorage preloaded = new PreloadDataStorage(dataStorage);
await preloaded.PreloadAsync(dataStorage, dataStorageProperties);
return(preloaded);
}
private async Task PreloadAsync(IDataStorage dataStorage, DataStorageProperties dataStorageProperties)
{
if (dataStorageProperties.DoesSupportParallelPreload)
{
var agenciesTask = dataStorage.GetAgenciesAsync();
var calendarDatesTask = dataStorage.GetCalendarDatesAsync();
var stopsTask = dataStorage.GetStopsAsync();
_agencies = await agenciesTask;
_calendarDates = await calendarDatesTask;
_stops = await stopsTask;
}
else
{
_agencies = await _dataStorage.GetAgenciesAsync();
_calendarDates = await _dataStorage.GetCalendarDatesAsync();
_stops = await _dataStorage.GetStopsAsync();
}
}