public void DeleteCategory()
{
using (var context = new QuizDatabaseEntities())
{
var category = SelectedCategory.ToModel();
//Even aan entity framework laten weten dat we dingen hebben aangepast!
context.Entry(category).State = EntityState.Deleted;
context.SaveChanges();
}
Categories.Remove(SelectedCategory);
}
public void DeleteQuiz()
{
using (var context = new QuizDatabaseEntities())
{
var quiz = SelectedQuiz.ToModel();
//Even aan entity framework laten weten dat we dingen hebben aangepast!
context.Entry(quiz).State = EntityState.Deleted;
//context.Quizs.Remove(quiz);
context.SaveChanges();
}
Quizes.Remove(SelectedQuiz);
}
private void AddQuiz()
{
_quizList.Quizes.Add(Quiz);
using (var context = new QuizDatabaseEntities())
{
context.Quizs.Add(Quiz.ToModel());
context.SaveChanges();
}
_quizList.HideAddQuiz();
}
private void AddQuestion()
{
_questionList.Questions.Add(Question);
using (var context = new QuizDatabaseEntities())
{
context.Questions.Add(Question.ToModel());
context.SaveChanges();
}
_questionList.HideAddQuestion();
}
private void AddCategory()
{
_categoryList.Categories.Add(Category);
using (var context = new QuizDatabaseEntities())
{
context.Categories.Add(Category.ToModel());
context.SaveChanges();
}
_categoryList.HideAddCategory();
}
private void Save(EditCategoryWindow window)
{
using (var context = new QuizDatabaseEntities())
{
var category = Category.ToModel();
//Even aan entity framework laten weten dat we dingen hebben aangepast!
context.Entry(category).State = EntityState.Modified;
context.SaveChanges();
}
window.Hide();
}
private void Save(EditQuizWindow window)
{
using (var context = new QuizDatabaseEntities())
{
Quiz quiz = context.Quizs.Where(q => q.QuizId == Quiz.QuizId).First();
quiz.Description = Quiz.Description;
context.Entry(quiz).State = EntityState.Modified;
context.SaveChanges();
}
window.Hide();
}
private void Save(EditQuestionWindow window)
{
using (var context = new QuizDatabaseEntities())
{
Question question = context.Questions.Where(q => q.QuestionId == Question.QuestionId).First();
question.CategoryName = Question.CategoryName;
question.Description = Question.Description;
context.Entry(question).State = EntityState.Modified;
context.SaveChanges();
}
window.Hide();
}
public QuestionListVM()
{
using (var context = new QuizDatabaseEntities())
{
var questions = context.Questions
.Include("Category")
.ToList()
.Select(e => new QuestionVM(e));
Questions = new ObservableCollection <QuestionVM>(questions);
}
ShowAddQuestionCommand = new RelayCommand(ShowAddQuestion, CanShowAddQuestion);
ShowEditQuestionCommand = new RelayCommand(ShowEditQuestionWindow);
}
public CategoryListVM()
{
using (var context = new QuizDatabaseEntities())
{
var categories = context.Categories
.ToList()
.Select(a => new CategoryVM(a));
Categories = new ObservableCollection <CategoryVM>(categories);
}
ShowCategoryManagementCommand = new RelayCommand(ShowCategoryManagement, CanShowCategoryManagement);
ShowAddCategoryCommand = new RelayCommand(ShowAddCategory, CanShowAddCategory);
ShowEditCategoryCommand = new RelayCommand(ShowEditCategoryWindow);
DeleteCategoryCommand = new RelayCommand(DeleteCategory);
}
public QuizListVM()
{
using (var context = new QuizDatabaseEntities())
{
var quizs = context.Quizs
.Include("Questions")
.ToList()
.Select(a => new QuizVM(a));
Quizes = new ObservableCollection <QuizVM>(quizs);
}
ShowQuizManagementCommand = new RelayCommand(ShowQuizManagement, CanShowQuizManagement);
ShowAddQuizCommand = new RelayCommand(ShowAddQuiz, CanShowAddQuiz);
ShowEditQuizCommand = new RelayCommand(ShowEditQuizWindow);
DeleteQuizCommand = new RelayCommand(DeleteQuiz);
ShowQuestionManagementCommand = new RelayCommand(ShowQuestionManagement, CanShowQuestionManagement);
ShowCategoryManagementCommand = new RelayCommand(ShowCategoryManagement, CanShowCategoryManagement);
}
