From 9117166224515174b946b441ebf78d74efe7bef6 Mon Sep 17 00:00:00 2001
From: Anonymus Raccoon <32224410+AnonymusRaccoon@users.noreply.github.com>
Date: Mon, 1 Jul 2019 16:39:13 +0200
Subject: [PATCH] Solving bugs with the fav feature.

---
 Opus/Code/Api/SongManager.cs    | 18 +++++++++++++-----
 Opus/Code/DataStructure/Song.cs |  2 +-
 Opus/Code/UI/Fragments/Home.cs  |  5 +++++
 3 files changed, 19 insertions(+), 6 deletions(-)

diff --git a/Opus/Code/Api/SongManager.cs b/Opus/Code/Api/SongManager.cs
index e9a0aa3..72bde82 100644
--- a/Opus/Code/Api/SongManager.cs
+++ b/Opus/Code/Api/SongManager.cs
@@ -1,5 +1,6 @@
 using Opus.Api.Services;
 using Opus.DataStructure;
+using Opus.Fragments;
 using SQLite;
 using System;
 using System.Collections.Generic;
@@ -126,30 +127,37 @@ namespace Opus.Api
         /// Add a song to the favorite playlist.
         /// </summary>
         /// <param name="song"></param>
-        public static void Fav(Song song)
+        public async static void Fav(Song song)
         {
-            Task.Run(() =>
+            Console.WriteLine("&Fav " + song.Title);
+            await Task.Run(() =>
             {
                 SQLiteConnection db = new SQLiteConnection(System.IO.Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.Personal), "Favorites.sqlite"));
                 db.CreateTable<Song>();
 
                 db.Insert(song);
             });
+            Home.instance?.RefreshFavs();
         }
 
         /// <summary>
         /// Remove a song from the favorites.
         /// </summary>
         /// <param name="song"></param>
-        public static void UnFav(Song song)
+        public async static void UnFav(Song song)
         {
-            Task.Run(() =>
+            Console.WriteLine("&UnFav " + song.Title);
+            await Task.Run(() =>
             {
                 SQLiteConnection db = new SQLiteConnection(System.IO.Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.Personal), "Favorites.sqlite"));
                 db.CreateTable<Song>();
 
-                db.Table<Song>().Delete(x => (x.IsYt && x.YoutubeID == song.YoutubeID) || (!x.IsYt && x.LocalID == song.LocalID));
+                if(song.IsYt)
+                    db.Table<Song>().Delete(x => x.IsYt && x.YoutubeID == song.YoutubeID);
+                else
+                    db.Table<Song>().Delete(x => !x.IsYt && x.LocalID == song.LocalID);
             });
+            Home.instance?.RefreshFavs();
         }
 
         /// <summary>
diff --git a/Opus/Code/DataStructure/Song.cs b/Opus/Code/DataStructure/Song.cs
index 0228033..1093fb4 100644
--- a/Opus/Code/DataStructure/Song.cs
+++ b/Opus/Code/DataStructure/Song.cs
@@ -14,7 +14,7 @@ namespace Opus.DataStructure
     [Serializable]
     public class Song
     {
-        [PrimaryKey, Unique]
+        [PrimaryKey, Unique, AutoIncrement]
         public int Index { get; set; }
 
         public string Title { get; set; }
diff --git a/Opus/Code/UI/Fragments/Home.cs b/Opus/Code/UI/Fragments/Home.cs
index 684bf98..1019b95 100644
--- a/Opus/Code/UI/Fragments/Home.cs
+++ b/Opus/Code/UI/Fragments/Home.cs
@@ -206,6 +206,11 @@ namespace Opus.Fragments
             }
         }
 
+        public void RefreshFavs()
+        {
+            adapterItems.Find(x => x.SectionTitle == GetString(Resource.String.favorite)).recycler.GetAdapter().NotifyDataSetChanged();
+        }
+
         public void NotifyQueueInserted(int position)
         {
             if (adapterItems.Count > 0)