public void QuestionChanged()
{
var userId = Convert.ToInt32(_userService.UserInformation.id);
var studentId = Convert.ToInt32(HttpResponseMessageConverter.GetResult <dynamic>(_studentsClient.StudentByUserId(userId)).id);
var studentAnswer = HttpResponseMessageConverter.GetResult <dynamic>(_studentAnswersClient.GetStudentAnswerByQuestionId(studentId, Convert.ToInt32(ActiveQuestion.id)));
if (SelectedAnswer != null)
{
if (studentAnswer == null)
{
_studentAnswersClient.AddStudentAnswer(studentId, Convert.ToInt32(SelectedAnswer));
}
else
{
_studentAnswersClient.RemoveStudentAnswer(studentId, Convert.ToInt32(studentAnswer.answerId));
_studentAnswersClient.AddStudentAnswer(studentId, Convert.ToInt32(SelectedAnswer));
}
}
ActiveQuestion = Questions[NumberActiveQuestion - 1];
Answers = new ObservableCollection <dynamic>(HttpResponseMessageConverter.GetResult <List <dynamic> >(_answersClient.GetAnswersByQuestionId(Convert.ToInt32(ActiveQuestion.id))));
studentAnswer = HttpResponseMessageConverter.GetResult <dynamic>(_studentAnswersClient.GetStudentAnswerByQuestionId(studentId, Convert.ToInt32(ActiveQuestion.id)));
SelectedAnswer = null;
SelectedAnswer = (studentAnswer != null ? ((object)(studentAnswer.answer.id)) : null);
}
public AddOrEditTestViewModel(PageService pageService, TestsRestClient testsClient)
{
_pageService = pageService;
_testsClient = testsClient;
if (!IsAdding)
{
if (TestId != null)
{
var test = HttpResponseMessageConverter.GetResult <dynamic>(_testsClient.GetTestById((int)TestId));
Duration = test.duration;
MaximumNumberOfQuestions = test.maximumNumberOfQuestions;
Name = test.name;
Description = test.description;
StartDate = test.startDate;
StartTime = test.startDate;
ExpirationDate = test.expirationDate;
ExpirationTime = test.expirationDate;
}
}
}
public async Task<ServerResponse> UploadGarbageData(MemoryStream garbageData)
{
using (var client = new HttpClient())
{
InitializeClient(client);
var response = await client.PostAsJsonAsync(string.Format("api/messenger/message/uploadgarbagedata"), garbageData);
return HttpResponseMessageConverter.ConvertToServerResponse(response);
}
}
public RegistrationViewModel(PageService pageService, RolesRestClient rolesClient, GroupsRestClient groupsClient, AccountsRestClient accountsClient, StudentsRestClient studentsClient)
{
_pageService = pageService;
_rolesClient = rolesClient;
_groupsClient = groupsClient;
_accountsClient = accountsClient;
_studentsClient = studentsClient;
Groups = HttpResponseMessageConverter.GetResult <List <dynamic> >(_groupsClient.GetGroups());
}
public async Task<ServerResponse> CreateMessage(Message message)
{
using (var client = new HttpClient())
{
InitializeClient(client);
var response = await client.PostAsJsonAsync("api/messenger/message", message);
return HttpResponseMessageConverter.ConvertToServerResponse(response);
}
}
public async Task<ServerResponse<Message>> GetMessage(int id)
{
using (var client = new HttpClient())
{
InitializeClient(client);
var response = await client.GetAsync(string.Format("api/messenger/message/{0}", id));
return await HttpResponseMessageConverter<Message>.ConvertToServerResponse(response);
}
}
public async Task<ServerResponse<List<Message>>> GetAllMessages()
{
using (var client = new HttpClient())
{
InitializeClient(client);
var response = await client.GetAsync("api/messenger/message");
return await HttpResponseMessageConverter<List<Message>>.ConvertToServerResponse(response);
}
}
public async Task<ServerResponse> DeleteAllMessages()
{
using (var client = new HttpClient())
{
InitializeClient(client);
var response = await client.DeleteAsync("api/messenger/message");
return HttpResponseMessageConverter.ConvertToServerResponse(response);
}
}
/// <summary>
/// Initializes a new instance of a <see cref="ResponseContentHandler"/> with the
/// given <paramref name="responseContentParameter"/> and <paramref name="formatters"/>.
/// </summary>
/// <param name="responseContentParameter">The <see cref="HttpParameter"/> for the content of the response.</param>
/// <param name="formatters">The collection of <see cref="MediaTypeFormatter"/> instances to use for deserializing the response content.</param>
public ResponseContentHandler(HttpParameter responseContentParameter, IEnumerable<MediaTypeFormatter> formatters)
{
if (formatters == null)
{
throw Fx.Exception.ArgumentNull("formatters");
}
Type paramType = responseContentParameter == null ?
TypeHelper.VoidType :
responseContentParameter.Type;
if (paramType == TypeHelper.VoidType)
{
this.responseMessageConverter = voidHttpResponseMessageConverter;
this.outputParameter = HttpParameter.ResponseMessage;
}
else
{
paramType = HttpTypeHelper.GetHttpResponseOrContentInnerTypeOrNull(paramType) ?? paramType;
if (HttpTypeHelper.IsHttpRequest(paramType))
{
throw Fx.Exception.AsError(
new InvalidOperationException(
SR.InvalidParameterForContentHandler(
HttpParameter.HttpParameterType.Name,
responseContentParameter.Name,
responseContentParameter.Type.Name,
responseContentHandlerType.Name)));
}
Type outputParameterType = HttpTypeHelper.IsHttp(paramType) ? paramType : HttpTypeHelper.MakeHttpResponseMessageOf(paramType);
this.outputParameter = new HttpParameter(responseContentParameter.Name, outputParameterType);
this.inputParameter = responseContentParameter;
if (HttpTypeHelper.IsHttpResponse(paramType))
{
this.responseMessageConverter = simpleHttpResponseMessageConverter;
}
else if (HttpTypeHelper.IsHttpContent(paramType))
{
this.responseMessageConverter = httpContentMessageConverter;
}
else
{
Type closedConverterType = httpResponseMessageConverterGenericType.MakeGenericType(new Type[] { paramType });
ConstructorInfo constructor = closedConverterType.GetConstructor(Type.EmptyTypes);
this.responseMessageConverter = constructor.Invoke(null) as HttpResponseMessageConverter;
}
}
this.Formatters = new MediaTypeFormatterCollection(formatters);
}
/// <summary>
/// Initializes a new instance of a <see cref="ResponseContentHandler"/> with the
/// given <paramref name="responseContentParameter"/> and <paramref name="formatters"/>.
/// </summary>
/// <param name="responseContentParameter">The <see cref="HttpParameter"/> for the content of the response.</param>
/// <param name="formatters">The collection of <see cref="MediaTypeFormatter"/> instances to use for deserializing the response content.</param>
public ResponseContentHandler(HttpParameter responseContentParameter, IEnumerable <MediaTypeFormatter> formatters)
{
if (formatters == null)
{
throw Fx.Exception.ArgumentNull("formatters");
}
Type paramType = responseContentParameter == null ?
TypeHelper.VoidType :
responseContentParameter.Type;
if (paramType == TypeHelper.VoidType)
{
this.responseMessageConverter = voidHttpResponseMessageConverter;
this.outputParameter = HttpParameter.ResponseMessage;
}
else
{
paramType = HttpTypeHelper.GetHttpResponseOrContentInnerTypeOrNull(paramType) ?? paramType;
if (HttpTypeHelper.IsHttpRequest(paramType))
{
throw Fx.Exception.AsError(
new InvalidOperationException(
SR.InvalidParameterForContentHandler(
HttpParameter.HttpParameterType.Name,
responseContentParameter.Name,
responseContentParameter.Type.Name,
responseContentHandlerType.Name)));
}
Type outputParameterType = HttpTypeHelper.IsHttp(paramType) ? paramType : HttpTypeHelper.MakeHttpResponseMessageOf(paramType);
this.outputParameter = new HttpParameter(responseContentParameter.Name, outputParameterType);
this.inputParameter = responseContentParameter;
if (HttpTypeHelper.IsHttpResponse(paramType))
{
this.responseMessageConverter = simpleHttpResponseMessageConverter;
}
else if (HttpTypeHelper.IsHttpContent(paramType))
{
this.responseMessageConverter = httpContentMessageConverter;
}
else
{
Type closedConverterType = httpResponseMessageConverterGenericType.MakeGenericType(new Type[] { paramType });
ConstructorInfo constructor = closedConverterType.GetConstructor(Type.EmptyTypes);
this.responseMessageConverter = constructor.Invoke(null) as HttpResponseMessageConverter;
}
}
this.Formatters = new MediaTypeFormatterCollection(formatters);
}
public async Task<ServerResponse> UpdateMessage(int id, string newMessage)
{
using (var client = new HttpClient())
{
InitializeClient(client);
var response = await client.PutAsJsonAsync(string.Format("api/messenger/message/{0}", id), newMessage);
return HttpResponseMessageConverter.ConvertToServerResponse(response);
}
}
public QuestionsViewModel(PageService pageService, UserService userService, QuestionsRestClient questionsClient)
{
_pageService = pageService;
_userService = userService;
_questionsClient = questionsClient;
if (TestId != null)
{
Questions = new ObservableCollection <dynamic>(HttpResponseMessageConverter.GetResult <List <dynamic> >(_questionsClient.GetQuestionsByTestId((int)TestId)));
}
}
public DetailsOfTheTestViewModel(PageService pageService, DetailsOfTheTestRestClient detailsOfTheClient)
{
_pageService = pageService;
_detailsOfTheClient = detailsOfTheClient;
if (TestId != null)
{
DetailsOfTheTest.Clear();
DetailsOfTheTest = new ObservableCollection <dynamic>(HttpResponseMessageConverter.GetResult <List <dynamic> >(_detailsOfTheClient.GetDetailsOfTheTest(Convert.ToInt32(TestId))));
}
}
public AnswersViewModel(PageService pageService, UserService userService, AnswersRestClient answersClient)
{
_pageService = pageService;
_userService = userService;
_answersClient = answersClient;
if (QuestionId != null)
{
Answers = new ObservableCollection <dynamic>(HttpResponseMessageConverter.GetResult <List <dynamic> >(_answersClient.GetAnswersByQuestionId((int)QuestionId)));
}
}
public TestsViewModel(PageService pageService, UserService userService, TestsRestClient testsClient, StudentsRestClient studentsClient, QuestionsRestClient questionsRestClient, StudentAnswersRestClient studentAnswersClient)
{
_pageService = pageService;
_userService = userService;
_testsClient = testsClient;
_studentsClient = studentsClient;
_questionsClient = questionsRestClient;
_studentAnswersClient = studentAnswersClient;
Tests.Clear();
Tests = new ObservableCollection <dynamic>(HttpResponseMessageConverter.GetResult <List <dynamic> >(_testsClient.GetTests()));
}
public AddOrEditQuestionViewModel(PageService pageService, QuestionsRestClient questionsClient)
{
_pageService = pageService;
_questionsClient = questionsClient;
if (!IsAdding)
{
if (QuestionId != null)
{
var question = HttpResponseMessageConverter.GetResult <dynamic>(_questionsClient.GetQuestionById((int)QuestionId));
Name = question.name;
Photo = Convert.FromBase64String(Convert.ToString(question.photo));
}
}
}
public int GetCountCorrectedAnswers()
{
var userId = Convert.ToInt32(_userService.UserInformation.id);
var studentId = Convert.ToInt32(HttpResponseMessageConverter.GetResult <dynamic>(_studentsClient.StudentByUserId(userId)).id);
var studentAnswers = HttpResponseMessageConverter.GetResult <List <dynamic> >(_studentAnswersClient.GetStudentAnswers(studentId, Convert.ToInt32(TestId)));
var countCorrectedAnswers = 0;
foreach (var studentAnswer in studentAnswers)
{
if (Convert.ToBoolean(studentAnswer.answer.isCorrect))
{
countCorrectedAnswers += 1;
}
}
return(countCorrectedAnswers);
}
public AddOrEditAnswerViewModel(PageService pageService, AnswersRestClient answersClient)
{
_pageService = pageService;
_answersClient = answersClient;
if (!IsAdding)
{
if (AnswerId != null)
{
var answer = HttpResponseMessageConverter.GetResult <dynamic>(_answersClient.GetAnswerById((int)AnswerId));
IsСorrect = (bool?)answer.isCorrect;
Name = answer.name;
}
}
}
public void FormQuestions()
{
var random = new Random();
var questions = new ObservableCollection <dynamic>(HttpResponseMessageConverter.GetResult <List <dynamic> >(_questionsClient.GetQuestionsByTestId((int)TestId)));
FormCounters(questions.Count);
for (int i = 0; i < CountQuestions; i++)
{
while (true)
{
var item = questions[random.Next(0, questions.Count)];
if (!Questions.Contains(item))
{
Questions.Add(item);
break;
}
}
}
}
public PassingTheTestViewModel(PageService pageService, UserService userService, TestsRestClient testsClient, AnswersRestClient answersClient, StudentsRestClient studentsClient, QuestionsRestClient questionsClient, StudentAnswersRestClient studentAnswersClient)
{
_pageService = pageService;
_userService = userService;
_testsClient = testsClient;
_answersClient = answersClient;
_studentsClient = studentsClient;
_questionsClient = questionsClient;
_studentAnswersClient = studentAnswersClient;
if (TestId != null)
{
Test = HttpResponseMessageConverter.GetResult <dynamic>(_testsClient.GetTestById((int)TestId));
InitTimer();
FormQuestions();
ActiveQuestion = Questions[0];
Answers.Clear();
Answers = new ObservableCollection <dynamic>(HttpResponseMessageConverter.GetResult <List <dynamic> >(_answersClient.GetAnswersByQuestionId(Convert.ToInt32(ActiveQuestion.id))));
}
}
public TokenController(IConfiguration configuration)
{
_configuration = configuration;
_responseMessageConverter = new HttpResponseMessageConverter();
}
