public async Task PopAsync(bool animate)
{
if (PopupNavigation.Instance.PopupStack.Count > 0)
{
await PopupNavigation.Instance.PopAsync(animate);
}
else
{
await CurrentNavigation.PopModalAsync(animate);
}
}
public async Task NavigateToPopupAsync <TViewModel>(object parameter, bool animate) where TViewModel : ViewModelBase
{
var page = CreateAndBindPage(typeof(TViewModel), parameter);
await(page.BindingContext as ViewModelBase).InitializeAsync(parameter);
if (page is PopupPage)
{
await PopupNavigation.Instance.PushAsync(page as PopupPage, animate);
}
else if (page is Page)
{
await CurrentNavigation.PushModalAsync(new NavigationPage(page));
}
else
{
throw new InvalidNavigationException($"The type ${typeof(TViewModel)} its not a Page/PopupPage type");
}
}
public CreateAffairViewModel()
{
conn = DependencyService.Get <Isqlite>().GetConnection();
SelectType = new Command(async(typeValue) => {
AffairSubType = (string)typeValue;
await CurrentNavigation.PopAsync();
});
LoadType = new Command(async() => {
if (AffairType == "Event")
{
await CurrentNavigation.PushAsync(new EventType(referenceEventViewModel));
}
else
{
await CurrentNavigation.PushAsync(new ReminderType(referenceReminderViewModel));
}
});
SelectRepeat = new Command(async(repeatValue) => {
Repeat = (string)repeatValue;
await CurrentNavigation.PopAsync();
});
LoadRepeat = new Command(async() => {
if (AffairType == "Event")
{
await CurrentNavigation.PushAsync(new Repeat(referenceEventViewModel));
}
else
{
await CurrentNavigation.PushAsync(new Repeat(referenceReminderViewModel));
}
});
SelectAlert = new Command(async(alertValue) => {
Alert = (string)alertValue;
await CurrentNavigation.PopAsync();
});
LoadAlert = new Command(async() => {
if (AffairType == "Event")
{
await CurrentNavigation.PushAsync(new Alert(referenceEventViewModel));
}
else
{
await CurrentNavigation.PushAsync(new Alert(referenceReminderViewModel));
}
});
SaveNote = new Command(async() => {
List <Page> currentPages = (List <Page>)CurrentNavigation.NavigationStack;
if (string.IsNullOrEmpty(NoteDescription) && string.IsNullOrEmpty(NoteURL))
{
ErrorAlert("At least one field is required", currentPages[currentPages.Count - 1]);
}
else
{
int isSuccess;
// Add Custom Note
Note newNote = new Note
{
Description = NoteDescription,
URL = NoteURL
};
isSuccess = 0;
try
{
isSuccess = conn.Insert(newNote);
}
catch (Exception ex)
{
throw ex;
}
CurrentNoteID = newNote.Id;
await CurrentNavigation.PopAsync();
}
});
LoadNote = new Command(async() =>
{
if (AffairType == "Event")
{
await CurrentNavigation.PushAsync(new Notes(referenceEventViewModel));
}
else
{
await CurrentNavigation.PushAsync(new Notes(referenceReminderViewModel));
}
});
LoadNewProgramme = new Command(() => {
PopupProgrammeVisible = true;
});
SaveNewProgramme = new Command(() => {
bool validProgramme = true;
if (string.IsNullOrEmpty(NewProgrammeName))
{
ErrorAlert("New Programme must have Name", CurrentPage);
validProgramme = false;
}
else if (string.IsNullOrEmpty(NewProgrammeColour))
{
ErrorAlert("New Programme must have Colour", CurrentPage);
validProgramme = false;
}
if (validProgramme)
{
int isSuccess;
// Add Programme
string hexCode;
switch (NewProgrammeColour)
{
case "Green":
hexCode = "#99ff33";
break;
case "Blue":
hexCode = "#0099ff";
break;
case "Red":
hexCode = "#ff5050";
break;
case "Orange":
hexCode = "#ff9966";
break;
case "Yellow":
hexCode = "#ffff99";
break;
case "Purple":
hexCode = "#993399";
break;
default:
hexCode = "#ffffff";
break;
}
if (AffairType == "Event")
{
Models.Calendar newCalendar = new Models.Calendar
{
Name = NewProgrammeName,
HexColour = hexCode
};
isSuccess = 0;
try
{
isSuccess = conn.Insert(newCalendar);
}
catch (Exception ex)
{
throw ex;
}
}
else
{
Models.Subject newSubject = new Models.Subject
{
Name = NewProgrammeName,
HexColour = hexCode
};
isSuccess = 0;
try
{
isSuccess = conn.Insert(newSubject);
}
catch (Exception ex)
{
throw ex;
}
}
NewProgrammeName = "";
NewProgrammeColour = "";
CurrentProgrammeID = 0;
// Save results to query
ProgrammeListView = new List <ProgrammeViewModel>();
PopupProgrammeVisible = false;
}
});
SelectProgramme = new Command((programmeValue) => {
CurrentProgrammeID = 0;
CurrentProgrammeID = (int)programmeValue;
ProgrammeListView = new List <ProgrammeViewModel>();
});
}
