public StudentDetailsWindowViewModel(Student student, Teacher teacher, IEducationMaterialsManager educationMaterialsManager, IEducationTasksManager tasksManager)
{
Materials = new ObservableCollection <StudentMaterialViewModel>(educationMaterialsManager.Select(student).Select(i => new StudentMaterialViewModel(i)));
Tasks = new ObservableCollection <StudentTaskViewModel>(tasksManager.Select(student).Select(i => new StudentTaskViewModel(i)));
AddMaterials = new DelegateCommand(() => {
_materialsToStudent = new MaterialsToStudentViewModel(educationMaterialsManager.Select(teacher).Select(i => new MaterialSelectorItem(i, Materials.Any(j => j.Model().Owner.Equals(i.Owner) && j.Theme == i.Theme))));
_materialsToStudent.ItemsChanged += (sender, e) => {
foreach (var foo in _materialsToStudent.Materials.Where(i => i.IsSelected).Where(i => !Materials.Any(j => j.Equals(i))))
{
Materials.Add(new StudentMaterialViewModel(new StudentEducationMaterial(student, foo.EducationMaterial)));
}
};
ViewService.CreateView(_materialsToStudent).ShowDialog();
});
AddTasks = new DelegateCommand(() => {
_taskToStudent = new TaskToStudentWindowViewModel(tasksManager.Select(teacher).Select(i => new TaskSelectorItem(i, Tasks.Any(j => j.TaskNumder == i.Id))));
_taskToStudent.ItemsChanged += (sender, e) => {
foreach (var task in _taskToStudent.Tasks.Where(i => i.IsSelected).Where(i => !Tasks.Any(j => j.TaskNumder == i.Task.Id)))
{
Tasks.Add(new StudentTaskViewModel(new StudentEducationTask(student, task.Task)));
}
};
ViewService.CreateView(_taskToStudent).ShowDialog();
});
Save = new DelegateCommand(() => {
foreach (var material in Materials.Select(i => i.Model()))
{
educationMaterialsManager.Insert(material);
}
foreach (var task in Tasks)
{
tasksManager.Insert(task.Model());
}
ViewService.Message("Изменения сохранены");
});
_student = student;
}
public StudentInfoViewModel(Student student, IViewModelsFactory factory, IEducationMaterialsManager materialsManager, IEducationTasksManager tasksManager)
{
_student = student;
Materials = new ObservableCollection <StudentEducationMaterial>(materialsManager.Select(student));
Tasks = new ObservableCollection <StudentEducationTask>(tasksManager.Select(student));
OpenMaterialDetails = new DelegateCommand(() => {
if (SelectedMaterial != null)
{
ViewService.CreateView(factory.MaterialDetailsWindowViewModel(SelectedMaterial)).ShowDialog();
}
});
OpenTaskDetails = new DelegateCommand(() => {
if (SelectedTask != null)
{
ViewService.CreateView(factory.TaskDetailsWindowViewModel(SelectedTask)).ShowDialog();
}
});
}
