public async Task <IEnumerable <Quiz> > GetQuizesByTopicAsync(QuizTopic quizTopic)
{
IEnumerable <Quiz> quizzes = this.quizContext.Quizzes;
quizzes = quizzes.Where(t => t.QuizTopic == quizTopic);
return(quizzes);
}
public IActionResult UpdateQuiz([FromBody] QuizTopic quiz)
{
if (quiz == null)
{
return(BadRequest());
}
if (quiz.Title == string.Empty || quiz.Description == string.Empty)
{
ModelState.AddModelError("Title/Description", "The title or description shouldn't be empty");
}
if (!ModelState.IsValid)
{
return(BadRequest(ModelState));
}
var quizToUpdate = _quizRepository.GetQuiz(quiz.Id);
if (quizToUpdate == null)
{
return(NotFound());
}
_quizRepository.UpdateQuiz(quiz);
return(NoContent()); //success
}
public async Task <ActionResult <QuizTopic> > PostQuizTopic(QuizTopic quizTopic)
{
_bll.QuizTopics.Add(quizTopic);
await _bll.SaveChangesAsync();
return(Ok(quizTopic));
}
public QuizTopic AddQuiz(QuizTopic quiz)
{
var addedEntity = _dbContext.QuizTopics.Add(quiz);
_dbContext.SaveChanges();
return(addedEntity.Entity);
}
protected async Task DeleteQuiz(QuizTopic OneQuiz)
{
var response = await ModalDialog.ShowMessageBoxAsync("Question", "Delete quiz ?", MessageBoxButtons.YesNo, MessageBoxDefaultButton.Button1);
if (response == MessageBoxDialogResult.Yes)
{
await QuizService.DeleteQuiz(OneQuiz.Id);
SomeQuizzes = await QuizService.GetQuizzes(pageNumber : SomeQuizzes.PageIndex, pageSize : PageSize, sortOrder : GetCurrentSortOrder, filters : GetCurrentFilters);
StateHasChanged();
}
}
public async Task <ActionResult <QuizTopic> > PutQuizTopic(Guid id, QuizTopic quizTopic)
{
if (id != quizTopic.Id)
{
return(BadRequest());
}
await _bll.QuizTopics.UpdateAsync(quizTopic);
await _bll.SaveChangesAsync();
return(Ok(quizTopic));
}
protected override async Task OnInitializedAsync()
{
Categories = (await CategoryService.GetCategories()).ToList();
Profiles = (await ProfileService.GetAllProfiles()).ToList();
if (Id == 0) // new quiz is being created
{
OneQuiz = new QuizTopic {
};
}
else
{
OneQuiz = await QuizService.GetQuiz(Id);
}
}
public async Task <QuizTopic> AddQuiz(QuizTopic quiz)
{
var quizJson = new StringContent(JsonSerializer.Serialize(quiz), Encoding.UTF8, "application/json");
var response = await _httpClient.PostAsync("api/quiz", quizJson);
if (response.IsSuccessStatusCode)
{
using var responseStream = await response.Content.ReadAsStreamAsync();
var result = await JsonSerializer.DeserializeAsync <QuizTopic>(responseStream, new JsonSerializerOptions
{
PropertyNamingPolicy = JsonNamingPolicy.CamelCase,
PropertyNameCaseInsensitive = true,
});
return(result);
}
return(null);
}
public IActionResult CreateQuiz([FromBody] QuizTopic quiz)
{
if (quiz == null)
{
return(BadRequest());
}
if (quiz.Title == string.Empty || quiz.Description == string.Empty)
{
ModelState.AddModelError("Title/Description", "The title or description shouldn't be empty");
}
if (!ModelState.IsValid)
{
return(BadRequest(ModelState));
}
var createdQuiz = _quizRepository.AddQuiz(quiz);
return(Created("quiz", createdQuiz));
}
public QuizTopic UpdateQuiz(QuizTopic quiz)
{
var foundQuiz = _dbContext.QuizTopics.FirstOrDefault(e => e.Id == quiz.Id);
if (foundQuiz != null)
{
foundQuiz.Title = quiz.Title;
foundQuiz.Description = quiz.Description;
foundQuiz.ImageId = quiz.ImageId;
foundQuiz.ThumbnailId = quiz.ThumbnailId;
foundQuiz.CategoryId = quiz.CategoryId;
foundQuiz.Featured = quiz.Featured;
foundQuiz.Popular = quiz.Popular;
_dbContext.SaveChanges();
return(foundQuiz);
}
return(null);
}
protected override async Task OnInitializedAsync()
{
OneQuiz = await QuizService.GetQuiz(Id);
}
protected async Task SwitchFeatured(QuizTopic OneQuiz)
{
OneQuiz.Featured = !OneQuiz.Featured;
await QuizService.UpdateQuiz(OneQuiz);
}
protected void EditQuiz(QuizTopic OneQuiz)
{
NavigationManager.NavigateTo("/admin/quiz/" + OneQuiz.Id);
}
protected void ViewQuiz(QuizTopic OneQuiz)
{
NavigationManager.NavigateTo("/quiz/" + OneQuiz.Id);
}
public async Task UpdateQuiz(QuizTopic quiz)
{
var quizJson = new StringContent(JsonSerializer.Serialize(quiz), Encoding.UTF8, "application/json");
await _httpClient.PutAsync("api/quiz", quizJson);
}
