async Task ExecuteLoadVisitsCommand(Guest selectedGuest)
{
if (IsBusy)
{
return;
}
IsBusy = true;
try
{
Visits.Clear();
var visits = await VisitDataStore.GetMembersAsync(true);
foreach (var visit in visits)
{
if (visit.GuestId == selectedGuest.PersonalCode)
{
Visits.Add(visit);
}
}
}
catch (Exception ex)
{
Debug.WriteLine(ex);
}
finally
{
IsBusy = false;
}
}
public VisitsViewModel(Guest selectedGuest)
{
Title = "Browse";
Visits = new ObservableCollection <Visit>();
LoadVisitsCommand = new Command(async() => await ExecuteLoadVisitsCommand(selectedGuest));
MessagingCenter.Subscribe <NewVisitPage, Visit>(this, "AddVisit", async(obj, dorm) =>
{
var _dorm = dorm as Visit;
Visits.Add(_dorm);
await VisitDataStore.AddMemberAsync(_dorm);
});
}
async Task ExecuteLoadVisitsCommand()
{
if (IsBusy)
{
return;
}
IsBusy = true;
try
{
Visits.Clear();
var dorms = await VisitDataStore.GetMembersAsync(true);
foreach (var dorm in dorms)
{
if (Title == "History")
{
if (dorm.IsOver)
{
Visits.Add(dorm);
}
}
else if (Title == "Upcoming")
{
if (!dorm.IsOver)
{
Visits.Add(dorm);
}
}
else
{
Visits.Add(dorm);
}
}
}
catch (Exception ex)
{
Debug.WriteLine(ex);
}
finally
{
IsBusy = false;
}
}
