public override void Union(_1_1.Data.WeekSchedule other)
{
//Doesn't do a union, but will serve as placeholder for actual functionality in future versions.
Days = (other as WeekSchedule)?.Days;
DaySchedules = (other as WeekSchedule)?.DaySchedules;
TechnicalDays = (other as WeekSchedule)?.TechnicalDays;
}
public static async Task <RetrievedData <WeekSchedule> > GetScheduleForStopAsync(string stopId, DataSourcePreference preference, CancellationToken cancellationToken)
{
WeekSchedule result = null;
List <string> resultErrors = new List <string>();
List <Exception> resultExceptions = new List <Exception>();
foreach (var source in Sources)
{
if (cancellationToken.IsCancellationRequested)
{
throw new OperationCanceledException();
}
if (!source.IsQualified(preference))
{
continue;
}
if (source.CanGetScheduleForStop)
{
var sResult = await source.GetScheduleForStop(stopId, cancellationToken);
if (sResult.HasData)
{
if (result == null)
{
result = sResult.Data;
}
else
{
result.Union(sResult.Data);
}
}
if (sResult.ErrorMessage != null)
{
resultErrors.Add(sResult.ErrorMessage);
}
if (sResult.CaughtException != null)
{
resultExceptions.Add(sResult.CaughtException);
}
}
}
//if (result == null)
// resultStops = new TransitStop[] { };
if (result == null)
{
return(new RetrievedData <WeekSchedule>(resultErrors.Count == 0 ? null : resultErrors.Aggregate("", (acc, err) => (acc == "" ? "" : ", ") + err), resultExceptions.Count == 0 ? null : new AggregateException(resultExceptions)));
}
return(new RetrievedData <WeekSchedule>(result, resultErrors.Count == 0 ? null : resultErrors.Aggregate("", (acc, err) => (acc == "" ? "" : ", ") + err), resultExceptions.Count == 0 ? null : new AggregateException(resultExceptions)));
}
private async void LoadSchedule()
{
try
{
IsBusy = true;
if (Stop.ID == null)
{
Subtitle = "No stop is selected.";
HasSchedule = false;
}
else
{
Subtitle = null;
var retrievedSchedule = await DataSource.GetScheduleForStopAsync(Stop.ID, DataSourcePreference.All, TokenSource.Token);
if (retrievedSchedule.HasData)
{
Schedule = retrievedSchedule.Data;
DayGroups.Clear();
var groups = Schedule.GetScheduleGroups().ToArray();
foreach (var group in groups)
{
DayGroups.Add(new DayScheduleGroup(group));
}
//if (groups.Length > 0)
// DayGroups.AddRange(groups);
HasSchedule = true;
var today = DateTime.Today.DayOfWeek.ToServiceDay();
var todaysGroup = DayGroups.FirstOrDefault(dg => (dg.DayGroup & today) == today);
if (todaysGroup == null)
SelectedDayGroup = DayGroups[0];
else
SelectedDayGroup = todaysGroup;
}
//LoadSelectedSchedule();
}
}
catch (OperationCanceledException)
{
Subtitle = "Schedule retrieval was cancelled.";
HasSchedule = false;
}
catch (Exception ex)
{
Subtitle = "Error has occured: " + ex.Message;
HasSchedule = false;
}
finally
{
IsBusy = false;
}
}
public abstract void Union(WeekSchedule other);
public abstract void Union(WeekSchedule other);
