/// <summary>
        /// Searches the server for featured quizzes and sets the chunk equal to the servers response
        /// </summary>
        private async Task Search()
        {
            List <QuizInfo> chunk = new List <QuizInfo>();

            chunk = SearchUtils.GetQuizzesByAuthorChunked("BizQuiz", this.currentChunk);
            if (chunk.Count < 20)
            {
                this.quizzesRemaining = false;
            }
            await Task.Run(() => this.AddQuizzes(chunk));
        }
Exemple #2
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        /// <summary>
        /// Sets up the network quizzes owned by this user as cards
        /// </summary>
        private void SetupNetworkQuizzes(string category)
        {
            List <QuizInfo> chunk = SearchUtils.GetQuizzesByAuthorChunked(CredentialManager.Username, this.currentChunk);

            if (chunk.Count == 0)
            {
                return;
            }
            this.AddQuizzes(
                chunk.Where(quizInfo =>
                            (quizInfo.Category == category) || (category == "All")).ToList(), true);
        }
        /// <summary>
        /// Refreshes the page's quiz content
        /// </summary>
        private async Task RefreshAsync()
        {
            this.LabelNoQuiz.IsVisible = false;
            this.SearchedStack.Children.Clear();
            this.quizzesFeatured.Clear();
            try
            {
                if (CredentialManager.IsLoggedIn)
                {
                    this.PickerCategory.IsVisible          = true;
                    this.ToolbarItemSearchButton.IsEnabled = true;
                    Device.BeginInvokeOnMainThread(() => {
                        this.SearchedStack.Children.Clear();
                        this.ActivityIndicator.IsVisible = true;
                        this.ActivityIndicator.IsRunning = true;
                    });
                    await Task.Run(() => this.AddQuizzes(SearchUtils.GetQuizzesByAuthorChunked("BizQuiz", 1)));

                    Device.BeginInvokeOnMainThread(() =>
                    {
                        this.ActivityIndicator.IsVisible = false;
                        this.ActivityIndicator.IsRunning = false;
                    });
                }
                else
                {
                    this.PickerCategory.IsVisible          = false;
                    this.ToolbarItemSearchButton.IsEnabled = false;
                    this.SearchedStack.Children.Clear();
                    this.SearchedStack.Children.Add(
                        new Frame()
                    {
                        CornerRadius      = 10,
                        HorizontalOptions = LayoutOptions.CenterAndExpand,
                        Content           = new Label
                        {
                            Text = "Create an account to create, search for, and use quizzes " +
                                   "created by the BizQuiz community!",
                            HorizontalTextAlignment = TextAlignment.Center,
                            FontSize = 38
                        }
                    });
                }
            }
            catch (Exception ex)
            {
                BugReportHandler.SaveReport(ex);
                await this.DisplayAlert("Error", "Couldn't get quizzes", "Ok");
            }
        }
Exemple #4
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 /// <summary>
 /// Conducts a search of the online database
 /// </summary>
 /// <returns></returns>
 private async Task SearchAsync()
 {
     try
     {
         this.isLoading = true;
         Device.BeginInvokeOnMainThread(() =>
         {
             this.SearchedStack.Children.Clear();
             this.ActivityIndicator.IsRunning = true;
         });
         List <QuizInfo> chunk = new List <QuizInfo>();
         if (this.searchType == SearchType.Title)
         {
             chunk = SearchUtils.GetQuizzesByQuizNameChunked(this.SearchBar.Text, this.currentChunk);
         }
         else
         {
             chunk = SearchUtils.GetQuizzesByAuthorChunked(this.SearchBar.Text, this.currentChunk);
         }
         if (chunk.Count < 20)
         {
             await Task.Run(() => this.AddQuizzes(chunk));
         }
         Device.BeginInvokeOnMainThread(() =>
         {
             if (this.SearchedStack.Children.Count() == 0)
             {
                 this.LableNone.IsVisible = true;
             }
             else
             {
                 this.LableNone.IsVisible = false;
             }
             this.ActivityIndicator.IsRunning = false;
         });
         this.isLoading = false;
     }
     catch (Exception ex)
     {
         BugReportHandler.SaveReport(ex);
         await this.DisplayAlert("Search Failed", "Try again later", "Ok");
     }
 }