Fix delete compatibility with Downloader level packs. (#72)

Downloader is needed to compile for now.

SongBrowserPlugin/Internals/CustomHelpers.cs

@@ -59,5 +59,19 @@ namespace SongBrowser.Internals
             }
         }
 
+        public static bool IsModInstalled(string ModName)
+        {
+            foreach (var mod in IPA.Loader.PluginManager.Plugins)
+            {
+                if (mod.Name == ModName)
+                    return true;
+            }
+            foreach (var mod in IPA.Loader.PluginManager.AllPlugins)
+            {
+                if (mod.Metadata.Id == ModName)
+                    return true;
+            }
+            return false;
+        }
     }
 }

SongBrowserPlugin/Logging/Logger.cs

@@ -14,7 +14,7 @@ namespace SongBrowser.Logging
     public class Logger
     {
         private static readonly string LoggerName = "SongBrowser";
-        private static readonly LogLevel LogLevel = LogLevel.Info;
+        private static readonly LogLevel LogLevel = LogLevel.Debug;
         private static readonly ConsoleColor DefaultFgColor = ConsoleColor.Gray;
 
         private static void ResetForegroundColor()

SongBrowserPlugin/SongBrowser.csproj

@@ -47,9 +47,16 @@
     <Reference Include="BeatSaberCustomUI">
       <HintPath>C:\Program Files (x86)\Steam\steamapps\common\Beat Saber\Plugins\BeatSaberCustomUI.dll</HintPath>
     </Reference>
+    <Reference Include="BeatSaverDownloader">
+      <HintPath>D:\Games\Steam\SteamApps\common\Beat Saber\Plugins\BeatSaverDownloader.dll</HintPath>
+    </Reference>
     <Reference Include="IllusionPlugin, Version=1.0.0.0, Culture=neutral, PublicKeyToken=null">
       <HintPath>..\..\Old IPA\IPA\Data\Managed\IllusionPlugin.dll</HintPath>
     </Reference>
+    <Reference Include="IPA.Loader, Version=1.0.0.0, Culture=neutral, processorArchitecture=MSIL">
+      <SpecificVersion>False</SpecificVersion>
+      <HintPath>D:\Games\Steam\SteamApps\common\Beat Saber\Beat Saber_Data\Managed\IPA.Loader.dll</HintPath>
+    </Reference>
     <Reference Include="Newtonsoft.Json">
       <HintPath>C:\Program Files (x86)\Steam\steamapps\common\Beat Saber\Beat Saber_Data\Managed\Newtonsoft.Json.dll</HintPath>
     </Reference>

SongBrowserPlugin/UI/Browser/SongBrowserUI.cs

@@ -15,6 +15,7 @@ using Logger = SongBrowser.Logging.Logger;
 using SongBrowser.DataAccess.BeatSaverApi;
 using System.Collections;
 using SongCore.Utilities;
+using SongBrowser.Internals;
 
 namespace SongBrowser.UI
 {
@@ -885,10 +886,25 @@ namespace SongBrowser.UI
         }
 
         /// <summary>
+        /// Call Downloader delete.
+        /// </summary>
+        private void CallDownloaderDelete()
+        {
+            BeatSaverDownloader.UI.SongListTweaks.Instance.DeletePressed();
+        }
+
+        /// <summary>
         /// Pop up a delete dialog.
         /// </summary>
         private void HandleDeleteSelectedLevel()
         {
+            bool DownloaderInstalled = CustomHelpers.IsModInstalled("BeatSaverDownloader");
+            if (DownloaderInstalled)
+            {
+                CallDownloaderDelete();
+                return;
+            }
+
             IBeatmapLevel level = _levelDetailViewController.selectedDifficultyBeatmap.level;
             _deleteDialog.Init("Delete song", $"Do you really want to delete \"{ level.songName} {level.songSubName}\"?", "Delete", "Cancel",
                 (selectedButton) =>
@@ -900,24 +916,25 @@ namespace SongBrowser.UI
                         {
                             // determine the index we are deleting so we can keep the cursor near the same spot after
                             // the header counts as an index, so if the index came from the level array we have to add 1.
-                            List<IPreviewBeatmapLevel> levels = _levelPackLevelsTableView.GetPrivateField<IBeatmapLevelPack>("_pack").beatmapLevelCollection.beatmapLevels.ToList();
-                            int selectedIndex = 1 + levels.FindIndex(x => x.levelID == _levelDetailViewController.selectedDifficultyBeatmap.level.levelID);
+                            var levelsTableView = _levelPackLevelsViewController.GetPrivateField<LevelPackLevelsTableView>("_levelPackLevelsTableView");
+                            List<IPreviewBeatmapLevel> levels = levelsTableView.GetPrivateField<IBeatmapLevelPack>("_pack").beatmapLevelCollection.beatmapLevels.ToList();
+                            int selectedIndex = levels.FindIndex(x => x.levelID == _standardLevelDetailView.selectedDifficultyBeatmap.level.levelID);
 
-                            // we are only deleting custom levels, find the song, delete it
-                            var song = new Song(SongCore.Loader.CustomLevels.First(x => x.Value.levelID == _levelDetailViewController.selectedDifficultyBeatmap.level.levelID).Value);
-                            SongCore.Loader.Instance.DeleteSong(song.path);
-
-                            if (selectedIndex > 0)
+                            if (selectedIndex > -1)
                             {
+                                var song = new Song(SongCore.Loader.CustomLevels.First(x => x.Value.levelID == _levelDetailViewController.selectedDifficultyBeatmap.level.levelID).Value);
+                                SongCore.Loader.Instance.DeleteSong(song.path);
                                 this._model.RemoveSongFromLevelPack(GetCurrentSelectedLevelPack(), _levelDetailViewController.selectedDifficultyBeatmap.level.levelID);
-                                Logger.Log("Removed {0} from custom song list!", song.songName);
 
                                 this.UpdateLevelDataModel();
                                 this.RefreshSongList();
 
-                                TableView listTableView = _levelPackLevelsTableView.GetPrivateField<TableView>("_tableView");
+                                int removedLevels = levels.RemoveAll(x => x.levelID == _standardLevelDetailView.selectedDifficultyBeatmap.level.levelID);
+                                Logger.Info("Removed " + removedLevels + " level(s) from song list!");
+
+                                TableView listTableView = levelsTableView.GetPrivateField<TableView>("_tableView");
                                 listTableView.ScrollToCellWithIdx(selectedIndex, TableView.ScrollPositionType.Beginning, false);
-                                _levelPackLevelsTableView.SetPrivateField("_selectedRow", selectedIndex);
+                                levelsTableView.SetPrivateField("_selectedRow", selectedIndex);
                                 listTableView.SelectCellWithIdx(selectedIndex, true);
                             }
                         }