From b61e56fe5fb01c99148706a36bddfe08dcd60557 Mon Sep 17 00:00:00 2001
From: Corentin LEMAIRE <corentin.lemaire@etu.uca.fr>
Date: Sun, 4 Jun 2023 19:12:29 +0200
Subject: [PATCH] Add dictionaries and enhance search function

---
 README.md                             |  5 +++++
 Sources/Linaris/SearchBarView.xaml    |  6 +++---
 Sources/Linaris/SearchBarView.xaml.cs | 24 +++++++++++++++++++--
 Sources/Model/Manager.cs              | 30 +++++++++++++++++++++++++++
 4 files changed, 60 insertions(+), 5 deletions(-)

diff --git a/README.md b/README.md
index 1f6666a..0199dc7 100644
--- a/README.md
+++ b/README.md
@@ -257,7 +257,10 @@ class Manager {
     + Playlist CurrentPlaylist
     + InfoTitle CurrentInfoTitle
     + CustomTitle CurrentPlaying
+    + Dictionary<string, IEnumerable<Album>> AlbumsFromArtist
+    + Dictionary<string, IEnumerable<InfoTitle>> infoTitlesFromArtist
     + Manager(IDataManager dataManager)
+    + void LoadDictionaries
     + void NextTitle()
     + void PreviousTitle()
     + CustomTitle CurrentTitle()
@@ -306,8 +309,10 @@ InfoTitle o--> "+ Genre" Genre
 InfoTitle o--> "- feat*" Feat
 
 Manager o--> "- albums*" Album
+Manager o--> Album
 Manager o--> "- artists*" Artist 
 Manager o--> "- infoTitles*" InfoTitle 
+Manager o--> InfoTitle 
 Manager o--> "- playlists*" Playlist 
 Manager o--> "- customTitles*" CustomTitle 
 Manager o--> "- currentAlbum" Album 
diff --git a/Sources/Linaris/SearchBarView.xaml b/Sources/Linaris/SearchBarView.xaml
index 93b95b4..80365f2 100644
--- a/Sources/Linaris/SearchBarView.xaml
+++ b/Sources/Linaris/SearchBarView.xaml
@@ -13,7 +13,7 @@
                 <BindableLayout.ItemTemplate>
                     <DataTemplate>
                         <Frame Padding="10" BackgroundColor="white" BorderColor="black" HeightRequest="40">
-                            <Label Text="{Binding Name}" TextColor="black"/>
+                            <Label Text="{Binding Name, StringFormat='Album - {0}'}" TextColor="black"/>
                             <Frame.GestureRecognizers>
                                 <TapGestureRecognizer Tapped="SearchResult_Tapped" />
                             </Frame.GestureRecognizers>
@@ -26,7 +26,7 @@
                 <BindableLayout.ItemTemplate>
                     <DataTemplate>
                         <Frame Padding="10" BackgroundColor="white" BorderColor="black" HeightRequest="40">
-                            <Label Text="{Binding Name}" TextColor="black"/>
+                            <Label Text="{Binding Name, StringFormat='Title - {0}'}" TextColor="black"/>
                             <Frame.GestureRecognizers>
                                 <TapGestureRecognizer Tapped="SearchResult_Tapped" />
                             </Frame.GestureRecognizers>
@@ -39,7 +39,7 @@
                 <BindableLayout.ItemTemplate>
                     <DataTemplate>
                         <Frame Padding="10" BackgroundColor="white" BorderColor="black" HeightRequest="40">
-                            <Label Text="{Binding Name}" TextColor="black"/>
+                            <Label Text="{Binding Name, StringFormat='Playlist - {0}'}" TextColor="black"/>
                             <Frame.GestureRecognizers>
                                 <TapGestureRecognizer Tapped="SearchResult_Tapped" />
                             </Frame.GestureRecognizers>
diff --git a/Sources/Linaris/SearchBarView.xaml.cs b/Sources/Linaris/SearchBarView.xaml.cs
index 593840d..8d711e7 100644
--- a/Sources/Linaris/SearchBarView.xaml.cs
+++ b/Sources/Linaris/SearchBarView.xaml.cs
@@ -91,12 +91,32 @@ public partial class SearchBarView : ContentView
 
     public ObservableCollection<Album> SearchAlbums(string filterText)
     {
-        return new ObservableCollection<Album>(Manager.GetAlbums().Where(x => x.Name.Contains(filterText, StringComparison.OrdinalIgnoreCase)));
+        ObservableCollection<Album> albumsFiltered = new ObservableCollection<Album>(Manager.GetAlbums().Where(x => x.Name.Contains(filterText, StringComparison.OrdinalIgnoreCase)));
+        IEnumerable<Artist> artistsFiltered = new List<Artist>(Manager.GetArtists().Where(x => x.Name.Contains(filterText, StringComparison.OrdinalIgnoreCase)));
+
+        foreach (var artist in artistsFiltered)
+        {
+            foreach (var album in Manager.AlbumsFromArtist[artist.Name])
+            {
+                Albums.Add(album);
+            }
+        }
+        return albumsFiltered;
     }
 
     public ObservableCollection<InfoTitle> SearchInfoTitles(string filterText)
     {
-        return new ObservableCollection<InfoTitle>(Manager.GetInfoTitles().Where(x => x.Name.Contains(filterText, StringComparison.OrdinalIgnoreCase)));
+        ObservableCollection<InfoTitle> infosTitlesFiltered = new ObservableCollection<InfoTitle>(Manager.GetInfoTitles().Where(x => x.Name.Contains(filterText, StringComparison.OrdinalIgnoreCase)));
+        IEnumerable<Artist> artistsFiltered = new List<Artist>(Manager.GetArtists().Where(x => x.Name.Contains(filterText, StringComparison.OrdinalIgnoreCase)));
+
+        foreach (var artist in artistsFiltered)
+        {
+            foreach (var infoTitle in Manager.InfoTitlesFromArtist[artist.Name])
+            {
+                InfoTitles.Add(infoTitle);
+            }
+        }
+        return infosTitlesFiltered;
     }
 
     public ObservableCollection<Playlist> SearchPlaylists(string filterText)
diff --git a/Sources/Model/Manager.cs b/Sources/Model/Manager.cs
index 265bef0..6909238 100644
--- a/Sources/Model/Manager.cs
+++ b/Sources/Model/Manager.cs
@@ -118,6 +118,28 @@ public class Manager : INotifyPropertyChanged
         }
     }
 
+    private Dictionary<string, IEnumerable<Album>> albumsFromArtist;
+
+    public Dictionary<string, IEnumerable<Album>> AlbumsFromArtist
+    {
+        get => albumsFromArtist;
+        set
+        {
+            albumsFromArtist = value;
+        }
+    }
+
+    private Dictionary<string, IEnumerable<InfoTitle>> infoTitlesFromArtist;
+
+    public Dictionary<string, IEnumerable<InfoTitle>> InfoTitlesFromArtist
+    {
+        get => infoTitlesFromArtist;
+        set
+        {
+            infoTitlesFromArtist = value;
+        }
+    }
+
     public Manager(IDataManager dataManager)
     {
         DataManager = dataManager;
@@ -132,6 +154,14 @@ public class Manager : INotifyPropertyChanged
         currentPlaylist = playlists.FirstOrDefault();
         currentInfoTitle = null;
         currentPlaying = null;
+
+        LoadDictionaries();
+    }
+
+    public void LoadDictionaries()
+    {
+        albumsFromArtist = albums.GroupBy(album => album.Artist.Name).ToDictionary(group => group.Key, group => group.AsEnumerable());
+        infoTitlesFromArtist = infoTitles.GroupBy(infoTitle => GetAlbumById(infoTitle.AlbumID).Artist.Name).ToDictionary(group => group.Key, group => group.AsEnumerable());
     }
 
     public void NextTitle()