public Task <int> SaveExpensePhotoAsync(ExpensePhoto photo, CancellationToken cancellationToken = default(CancellationToken))
{
if (photo.Id == 0)
{
return(Database.GetConnection(cancellationToken).InsertAsync(photo));
}
else
{
return(Database.GetConnection(cancellationToken).UpdateAsync(photo));
}
}
public Task<int> SaveExpensePhotoAsync (ExpensePhoto photo, CancellationToken cancellationToken)
{
return Task.Factory.StartNew (() => 1);
}
public Task<int> SaveExpensePhotoAsync (ExpensePhoto photo, CancellationToken cancellationToken = default(CancellationToken))
{
if (photo.Id == 0)
return Database.GetConnection (cancellationToken).InsertAsync (photo);
else
return Database.GetConnection (cancellationToken).UpdateAsync (photo);
}
public void GetExpensePhoto ()
{
var assignmentTask = service.GetAssignmentsAsync (CancellationToken.None);
assignmentTask.Wait ();
var assignment = assignmentTask.Result.First (a => a.CompanyName == "Xamarin");
var expenseTask = service.GetExpensesForAssignmentAsync (assignment, CancellationToken.None);
expenseTask.Wait ();
var expense = expenseTask.Result.First ();
var photo = new ExpensePhoto {
ExpenseId = expense.Id,
Image = new byte [1],
};
service.SaveExpensePhotoAsync (photo, CancellationToken.None).Wait ();
var expensePhotoTask = service.GetExpensePhotoAsync (expense, CancellationToken.None);
expensePhotoTask.Wait ();
Assert.That (expensePhotoTask.Result, Is.Not.Null);
}
public ExpenseViewModel ()
{
picker = new MediaPicker ();
assignmentViewModel = ServiceContainer.Resolve<AssignmentViewModel>();
addExpenseCommand = new DelegateCommand (async obj => {
var expense = obj as Expense;
if (expense != null) {
SelectedExpense = expense;
CanDelete = true;
AddExpenseHeader = "Expense";
await LoadPhotoAsync (expense);
} else {
SelectedExpense = new Expense ();
CanDelete = false;
AddExpenseHeader = "Add Expense";
Photo = new ExpensePhoto ();
}
if (addExpensePopUp != null && addExpensePopUp.IsOpen) {
addExpensePopUp.IsOpen = false;
}
addExpensePopUp = new Popup ();
addExpensePopUp.Height = Window.Current.Bounds.Height;
addExpensePopUp.Width = Constants.PopUpWidth;
AddExpenseFlyoutPanel flyoutpanel = new AddExpenseFlyoutPanel ();
flyoutpanel.Width = addExpensePopUp.Width;
flyoutpanel.Height = addExpensePopUp.Height;
addExpensePopUp.Child = flyoutpanel;
addExpensePopUp.SetValue (Canvas.LeftProperty, Window.Current.Bounds.Width - Constants.PopUpWidth);
addExpensePopUp.SetValue (Canvas.TopProperty, 0);
addExpensePopUp.IsOpen = true;
});
saveExpenseCommand = new DelegateCommand (async _ => {
selectedExpense.Cost = ExpenseCost.ToDecimal (CultureInfo.InvariantCulture);
selectedExpense.AssignmentId = assignmentViewModel.SelectedAssignment.Id;
var task = SaveExpenseAsync (assignmentViewModel.SelectedAssignment, SelectedExpense);
if (Photo !=null && Photo.Image != null) {
task = task.ContinueWith (obj => {
Photo.ExpenseId = SelectedExpense.Id;
});
await SavePhotoAsync ();
}
await LoadExpensesAsync (assignmentViewModel.SelectedAssignment);
addExpensePopUp.IsOpen = false;
});
deleteExpenseCommand = new DelegateCommand (async _ => {
await DeleteExpenseAsync (assignmentViewModel.SelectedAssignment, selectedExpense);
await LoadExpensesAsync (assignmentViewModel.SelectedAssignment);
addExpensePopUp.IsOpen = false;
});
cancelExpenseCommand = new DelegateCommand (_ => {
addExpensePopUp.IsOpen = false;
});
addImageCommand = new DelegateCommand (async _ => {
bool cameraCommand = false, imageCommand = false;
var dialog = new MessageDialog ("Take picture with your built in camera or select one from your photo library.", "Add Image");
if (picker.IsCameraAvailable) {
dialog.Commands.Add (new UICommand ("Camera", new UICommandInvokedHandler (q => cameraCommand = true)));
}
dialog.Commands.Add (new UICommand ("Library", new UICommandInvokedHandler (q => imageCommand = true)));
await dialog.ShowAsync ();
if (cameraCommand) {
try {
var mediaFile = await picker.TakePhotoAsync (new StoreCameraMediaOptions ());
var photo = await mediaFile.GetStream ().LoadBytes ();
if (Photo == null)
Photo = new ExpensePhoto { ExpenseId = SelectedExpense.Id };
Photo.Image = photo;
OnPropertyChanged ("Photo");
} catch (Exception exc) {
Debug.WriteLine (exc.Message);
//this could happen if they cancel, etc.
}
} else if (imageCommand) {
try {
var mediaFile = await picker.PickPhotoAsync ();
var photo = await mediaFile.GetStream ().LoadBytes ();
if (Photo == null)
Photo = new ExpensePhoto { ExpenseId = SelectedExpense.Id };
Photo.Image = photo;
OnPropertyChanged ("Photo");
} catch (Exception exc) {
Debug.WriteLine (exc.Message);
//this could happen if they cancel, etc.
}
}
});
}
