From f28b9a726fda4ac14cd61d8ee077fc2354110a85 Mon Sep 17 00:00:00 2001
From: Michael Gordeev <mikhailagord@gmail.com>
Date: Fri, 11 May 2018 22:58:38 +0300
Subject: [PATCH] Search suggestions

---
 FoxTube/MainPage.xaml    |  29 +++++-----
 FoxTube/MainPage.xaml.cs | 115 ++++++++++++++++++++++++++++++++++++++-
 2 files changed, 130 insertions(+), 14 deletions(-)

diff --git a/FoxTube/MainPage.xaml b/FoxTube/MainPage.xaml
index 88a35d8..7ae3e73 100644
--- a/FoxTube/MainPage.xaml
+++ b/FoxTube/MainPage.xaml
@@ -108,37 +108,40 @@
                         Background="Transparent"
                         FontFamily="Segoe MDL2 Assets" Content="&#xE11A;" FontSize="20" Foreground="Black"/>
             <Popup Margin="0,50,0,0" Grid.Column="9" Name="searchSuggestions" IsOpen="True" Visibility="Visible">
-                <StackPanel Padding="10" Background="WhiteSmoke" Width="350">
-                    <StackPanel Width="350" Name="searchStandby" Visibility="Visible">
+                <StackPanel Background="WhiteSmoke" Width="350">
+                    <StackPanel Width="350" Name="searchStandby" Visibility="Visible" Margin="10">
                         <TextBlock Text="Loading results... Please, wait."/>
                         <ProgressBar IsIndeterminate="True"/>
                     </StackPanel>
-                    <ListBox Name="searchSuggestionsList" Visibility="Collapsed">
-                        <ListBoxItem Height="35" Padding="0" Name="s0" Visibility="Collapsed">
+                    <ListBox Name="searchSuggestionsList" Visibility="Visible" SelectionChanged="searchSuggestionsList_SelectionChanged">
+                        <ListBoxItem Content="Suggestion"/>
+                        <ListBoxItem Content="S1"/>
+                        <ListBoxItem Content="S2"/>
+                        <ListBoxItem Height="35" Padding="0" Visibility="Visible">
                             <StackPanel Orientation="Horizontal">
                                 <TextBlock Style="{StaticResource ItemIcon}" Text="&#xE728;"/>
                                 <TextBlock Style="{StaticResource MenuItem}"  Text="Suggestion 0" Name="t0"/>
                             </StackPanel>
                         </ListBoxItem>
-                        <ListBoxItem Height="35" Padding="0" Name="s1" Visibility="Collapsed">
+                        <ListBoxItem Height="35" Padding="0" Visibility="Collapsed">
                             <StackPanel Orientation="Horizontal">
                                 <TextBlock Style="{StaticResource ItemIcon}" Text="&#xE728;"/>
                                 <TextBlock Style="{StaticResource MenuItem}"  Text="Suggestion 1" Name="t1"/>
                             </StackPanel>
                         </ListBoxItem>
-                        <ListBoxItem Height="35" Padding="0" Name="s2" Visibility="Collapsed">
+                        <ListBoxItem Height="35" Padding="0" Visibility="Collapsed">
                             <StackPanel Orientation="Horizontal">
                                 <TextBlock Style="{StaticResource ItemIcon}" Text="&#xE728;"/>
                                 <TextBlock Style="{StaticResource MenuItem}"  Text="Suggestion 2" Name="t2"/>
                             </StackPanel>
                         </ListBoxItem>
-                        <ListBoxItem Height="35" Padding="0" Name="s3" Visibility="Collapsed">
+                        <ListBoxItem Height="35" Padding="0" Visibility="Collapsed">
                             <StackPanel Orientation="Horizontal">
                                 <TextBlock Style="{StaticResource ItemIcon}" Text="&#xE728;"/>
                                 <TextBlock Style="{StaticResource MenuItem}"  Text="Suggestion 3" Name="t3"/>
                             </StackPanel>
                         </ListBoxItem>
-                        <ListBoxItem Height="35" Padding="0" Name="s4" Visibility="Collapsed">
+                        <ListBoxItem Height="35" Padding="0" Visibility="Collapsed">
                             <StackPanel Orientation="Horizontal">
                                 <TextBlock Style="{StaticResource ItemIcon}" Text="&#xE728;"/>
                                 <TextBlock Style="{StaticResource MenuItem}"  Text="Suggestion 4" Name="t4"/>
@@ -150,31 +153,31 @@
                                 <Line X1="0" Y1="10" X2="250" Y2="10" Stroke="Gray" StrokeThickness="2"/>
                             </StackPanel>
                         </ListBoxItem>
-                        <ListBoxItem Height="35" Padding="0" Name="s6" Visibility="Collapsed">
+                        <ListBoxItem Height="35" Padding="0" Visibility="Collapsed">
                             <StackPanel Orientation="Horizontal">
                                 <TextBlock Style="{StaticResource ItemIcon}" Text="&#xE81C;"/>
                                 <TextBlock Style="{StaticResource MenuItem}"  Text="Suggestion 6" Name="t6"/>
                             </StackPanel>
                         </ListBoxItem>
-                        <ListBoxItem Height="35" Padding="0" Name="s7" Visibility="Collapsed">
+                        <ListBoxItem Height="35" Padding="0" Visibility="Collapsed">
                             <StackPanel Orientation="Horizontal">
                                 <TextBlock Style="{StaticResource ItemIcon}" Text="&#xE81C;"/>
                                 <TextBlock Style="{StaticResource MenuItem}"  Text="Suggestion 7" Name="t7"/>
                             </StackPanel>
                         </ListBoxItem>
-                        <ListBoxItem Height="35" Padding="0" Name="s8" Visibility="Collapsed">
+                        <ListBoxItem Height="35" Padding="0" Visibility="Collapsed">
                             <StackPanel Orientation="Horizontal">
                                 <TextBlock Style="{StaticResource ItemIcon}" Text="&#xE81C;"/>
                                 <TextBlock Style="{StaticResource MenuItem}"  Text="Suggestion 8" Name="t8"/>
                             </StackPanel>
                         </ListBoxItem>
-                        <ListBoxItem Height="35" Padding="0" Name="s9" Visibility="Collapsed">
+                        <ListBoxItem Height="35" Padding="0" Visibility="Collapsed">
                             <StackPanel Orientation="Horizontal">
                                 <TextBlock Style="{StaticResource ItemIcon}" Text="&#xE81C;"/>
                                 <TextBlock Style="{StaticResource MenuItem}"  Text="Suggestion 9" Name="t9"/>
                             </StackPanel>
                         </ListBoxItem>
-                        <ListBoxItem Height="35" Padding="0" Name="s10" Visibility="Collapsed">
+                        <ListBoxItem Height="35" Padding="0" Visibility="Collapsed">
                             <StackPanel Orientation="Horizontal">
                                 <TextBlock Style="{StaticResource ItemIcon}" Text="&#xE81C;"/>
                                 <TextBlock Style="{StaticResource MenuItem}"  Text="Suggestion 10" Name="t10"/>
diff --git a/FoxTube/MainPage.xaml.cs b/FoxTube/MainPage.xaml.cs
index 311beb7..78d6aab 100644
--- a/FoxTube/MainPage.xaml.cs
+++ b/FoxTube/MainPage.xaml.cs
@@ -11,6 +11,7 @@ using Windows.UI.Xaml;
 using Windows.UI.Xaml.Controls;
 using Windows.UI.Xaml.Controls.Primitives;
 using Windows.UI.Xaml.Data;
+using Windows.UI.Xaml.Shapes;
 using Windows.UI.Xaml.Input;
 using Windows.UI.Xaml.Media;
 using Windows.UI.Xaml.Navigation;
@@ -369,7 +370,83 @@ namespace FoxTube
 
         async void buildSearchSuggestionsTree(string keyword)
         {
-            
+            searchSuggestionsList.Items.Clear();
+            searchStandby.Visibility = Visibility.Visible;
+            searchSuggestionsList.Visibility = Visibility.Collapsed;
+
+            XmlDocument doc = new XmlDocument();
+            await Task.Run(() =>
+            {
+                doc.Load(string.Format("http://suggestqueries.google.com/complete/search?output=toolbar&hl={0}&q={1}", "en", keyword));
+            });
+
+            for (int k = 0; k < 5; k++)
+                try
+                {
+                    searchSuggestionsList.Items.Add(new ListBoxItem()
+                    {
+                        Content = doc["toplevel"].ChildNodes[k]["suggestion"].GetAttribute("data")
+                    });
+                }
+                catch (NullReferenceException)
+                {
+                    searchSuggestionsList.Items.Clear();
+                    searchSuggestionsList.Items.Add(new ListBoxItem()
+                    {
+                        Content = "No suggestions found.",
+                        IsEnabled = false,
+                        Foreground = new SolidColorBrush(Colors.Gray)
+                    });
+                }
+
+            /*ListBoxItem separator = new ListBoxItem()
+            {
+                Padding = new Thickness(0),
+                IsEnabled = false
+            };
+            StackPanel stack = new StackPanel() { Orientation = Orientation.Horizontal };
+            stack.Children.Add(new TextBlock()
+            {
+                Foreground = new SolidColorBrush(Colors.Gray),
+                Text = "Previous requests",
+                FontSize = 12,
+                Margin = new Thickness(0),
+                Padding = new Thickness(0, 0, 5, 0)
+            });
+            stack.Children.Add(new Line()
+            {
+                X1 = 0,
+                X2 = 250,
+                Y1 = 10,
+                Y2 = 10,
+                Stroke = new SolidColorBrush(Colors.Gray),
+                StrokeThickness = 2
+            });
+            separator.Content = stack;
+            searchSuggestionsList.Items.Add(separator);
+
+            if (settings.Values["history0"] != null)
+                for (int k = 0; k < 5; k++)
+                    try
+                    {
+                        searchSuggestionsList.Items.Add(new ListBoxItem()
+                        {
+                            Content = settings.Values["history" + k]
+                        });
+                    }
+                    catch (NullReferenceException)
+                    {
+                        break;
+                    }
+            else searchSuggestionsList.Items.Add(new ListBoxItem()
+            {
+                Content = "You have no previous requests.",
+                Foreground = new SolidColorBrush(Colors.Gray),
+                IsEnabled = false
+            });*/
+
+            searchStandby.Visibility = Visibility.Collapsed;
+            searchSuggestionsList.Visibility = Visibility.Visible;
         }
 
         private void searchField_LostFocus(object sender, RoutedEventArgs e)
@@ -389,6 +466,32 @@ namespace FoxTube
             topHamburger.SelectedItem = null;
             bottomHaburger.SelectedItem = null;
 
+            /*{
+                List<string> history = new List<string>();
+                for(int k = 0; k < 5; k++)
+                    try
+                    {
+                        history.Add(settings.Values["history" + k].ToString());
+                    }
+                    catch(NullReferenceException)
+                    {
+                        break;
+                    }
+                history.Insert(0, keyword);
+                if (history.Count > 5)
+                    history.RemoveAt(5);
+
+                for(int k = 0; k < history.Count; k++)
+                    try
+                    {
+                        settings.Values["history" + k] = history[k];
+                    }
+                    catch (NullReferenceException)
+                    {
+                        settings.Values.Add("history" + k, keyword);
+                    }
+            }*/
+
             YouTubeService ytService = new YouTubeService(new BaseClientService.Initializer()
             {
                 ApiKey = "AIzaSyBgHrCnrlzlVmk0cJKL8RqP9Y8x6XSuk_0",
@@ -450,5 +553,15 @@ namespace FoxTube
                     return "";
             }
         }
+
+        private void searchSuggestionsList_SelectionChanged(object sender, SelectionChangedEventArgs e)
+        {
+            if(e.AddedItems.Count > 0)
+            {
+                ListBoxItem item = e.AddedItems[0] as ListBoxItem;
+                searchField.Text = item.Content.ToString();
+                searchButton_Click(this, null);
+            }
+        }
     }
 }