public async Task <Station[]> GetStationsAsync()
{
if ((_stations == null) && IsConnectionAvailable)
{
try
{
_stations = await MetroAccessor.GetStationsAsync(true);
await Import(_railways, _stations);
_errorCount = 0;
}
catch (Exception ex)
{
HandleException(ex);
}
}
return(_stations);
}
public async Task <Train[]> GetTrainsAsync(TimeSpan timeLength)
{
if (((_trains == null) || (_cachedTime + timeLength < DateTimeOffset.Now)) &&
IsConnectionAvailable)
{
try
{
_trains = await MetroAccessor.GetTrainsAsync();
_cachedTime = DateTimeOffset.Now;
_errorCount = 0;
}
catch (Exception ex)
{
HandleException(ex);
}
}
return(_trains);
}