private async void OnPageLoad(object o)
{
Instructors = await _employeeProxy.GetEmployees(string.Empty);
OnPropertyChanged("Instructors");
CourseTypes = await _serviceTypeProxy.GetServiceTypes(new ServiceTypeFilter { IsCourse = true });
OnPropertyChanged("CourseTypes");
if (IsEditing && CourseId != null)
{
Course = await _servicesProxy.GetCourse(CourseId.Value);
SelectedCourse = CourseTypes.First(c => c.Id == Course.ServiceTypeId);
SelectedInstructor = Instructors.First(i => i.Id == Course.InstructorId);
OnPropertyChanged("Course");
OnPropertyChanged("SelectedCourse");
OnPropertyChanged("SelectedInstructor");
}
OnPropertyChanged("IsEditing");
OnPropertyChanged("IsAdding");
}
