Fix crash on song download if Songs/S3 Download does not exist, allows it to work with any folder with 'Download' genre and with any songs folder name

.gitignore

@@ -10,6 +10,7 @@
 *.swp
 *.DotSettings.user
 /packages
+/Test/Cache
 /Test/Capture_img
 /Test/Config.ini
 /Test/bs1770gain**

TJAPlayer3/Songs/CSong管理.cs

@@ -104,6 +104,9 @@ namespace TJAPlayer3
 				if (TJAPlayer3.Songs管理.list曲ルート[i].strジャンル == "Download")
 					downloadBox = TJAPlayer3.Songs管理.list曲ルート[i];
 			}
+
+			if (downloadBox != null)
+            {
 				for (int i = 0; i < downloadBox.list子リスト.Count; i++)
 				{
 					if (downloadBox.list子リスト[i].eノード種別 != C曲リストノード.Eノード種別.BACKBOX)
@@ -113,9 +116,15 @@ namespace TJAPlayer3
 					}
 				}
 
-			t曲を検索してリストを作成する(@"Songs\S3 Download", true, downloadBox.list子リスト, downloadBox);
+				var path = downloadBox.arスコア[0].ファイル情報.フォルダの絶対パス;
+
+
+				//t曲を検索してリストを作成する(@"Songs\S3 Download", true, downloadBox.list子リスト, downloadBox);
+				t曲を検索してリストを作成する(path, true, downloadBox.list子リスト, downloadBox);
 				tSongsDBになかった曲をファイルから読み込んで反映する(downloadBox.list子リスト);
 			}
+			
+		}
 		public void t曲を検索してリストを作成する( string str基点フォルダ, bool b子BOXへ再帰する )
 		{
 			this.t曲を検索してリストを作成する( str基点フォルダ, b子BOXへ再帰する, this.list曲ルート, null );

TJAPlayer3/Stages/12.OnlineLounge/CStageOnlineLounge.cs

@@ -516,17 +516,35 @@ namespace TJAPlayer3
         {
             IsDownloading = true;
 
+            // Create Cache folder if does not exist
             System.IO.Directory.CreateDirectory($@"Cache\");
 
             var song = apiMethods.FetchedSongsList[this.cdnSongListIndex - 1];
             var zipPath = $@"Cache\{song.Md5}.zip";
 
+            // Download zip from cdn
             System.Net.WebClient wc = new System.Net.WebClient();
 
             wc.DownloadFile($"{dbCDNData.BaseUrl}{dbCDNData.Download["default"]}{song.Id}", zipPath);
             wc.Dispose();
 
-            System.IO.Compression.ZipFile.ExtractToDirectory(zipPath, $@"Songs\S3 Download\{song.Md5}");
+            // Fetch closest Download folder node
+            C曲リストノード downloadBox = null;
+            for (int i = 0; i < TJAPlayer3.Songs管理.list曲ルート.Count; i++)
+            {
+                if (TJAPlayer3.Songs管理.list曲ルート[i].strジャンル == "Download")
+                    downloadBox = TJAPlayer3.Songs管理.list曲ルート[i];
+            }
+
+            // If there is at least one download folder, transfer the zip contents in it
+            if (downloadBox != null)
+            {
+                var path = downloadBox.arスコア[0].ファイル情報.フォルダの絶対パス;
+
+                System.IO.Compression.ZipFile.ExtractToDirectory(zipPath, $@"{path}{song.Md5}");
+            }
+
+            //System.IO.Compression.ZipFile.ExtractToDirectory(zipPath, $@"Songs\S3 Download\{song.Md5}");
 
             IsDownloading = false;
         }

Test/Songs/S3 Download/box.def

@@ -1,10 +0,0 @@
-#TITLE:Download
-#GENRE:Download
-#BOXEXPLANATION1:
-#BOXEXPLANATION2:
-#BOXEXPLANATION3:
-#BGCOLOR:#ff00a2
-#BOXCOLOR:#ff00a2
-#BOXTYPE:0
-#BGTYPE:1
-#BOXCHARA:0

Test/Songs/X4 Downloaded Songs/box.def

@@ -0,0 +1,10 @@
+#TITLE:Downloaded Songs
+#GENRE:Download
+#BOXEXPLANATION1: Play songs downloaded
+#BOXEXPLANATION2: from the Online Lounge !
+#BOXEXPLANATION3:
+#BGCOLOR:#ff00a2
+#BOXCOLOR:#ff00a2
+#BOXTYPE:0
+#BGTYPE:1
+#BOXCHARA:0