Make subscriptions quicker

Tesses.YouTubeDownloader.Server/res/theme.css

@@ -80,7 +80,7 @@ body.dark {
 .loading-indicator
 {
     position: absolute;
-    top: 50%;
+    top: 50vh;
-    left: 50%;
+    left: 50vw;
     transform: translate(-50%, -50%);
 }

Tesses.YouTubeDownloader/src/YouTubeDownloader.tcross

@@ -908,6 +908,7 @@ class TYTD.Downloader {
 					this.Mutex.Lock();
 					var db = this.OpenDB();
 					var res = Sqlite.Exec(db, "SELECT * FROM subscriptions;");
+					Sqlite.Close(db);
 					//Sqlite.Exec(db,"CREATE TABLE IF NOT EXISTS subscriptions (id INTEGER PRIMARY KEY AUTOINCREMENT, channelId TEXT UNIQUE ON CONFLICT REPLACE, bell TEXT);");
 				
 					this.Mutex.Unlock();
@@ -944,7 +945,6 @@ class TYTD.Downloader {
 								break;
 							case SubscriptionBell.BellHigh:
 								notify = true;
-								break;
 							case SubscriptionBell.DownloadHigh:
 								downloadRes = Resolution.MKV;
 								break;
@@ -952,7 +952,6 @@ class TYTD.Downloader {
 						if(!notify && downloadRes == Resolution.NoDownload) continue;
 						var cid = sub.channelId;
 
-						var newVideos = [];
 					
 						each(var batch : this.QueryPlaylistItems($"UU{cid.Substring(2)}",false))
 						{
@@ -960,36 +959,34 @@ class TYTD.Downloader {
 							{
 							
 								if(this.GetVideo(videoId) == null)
+								{
 									newVideos.Add(videoId);
+									if(notify)
+									{
+										this.PutVideoInfoIfNotExists(videoId);
+										var res = this.GetVideo(videoId);
+										if(res != null)
+											this.Bell.Invoke(this,{
+												Video = res
+											});
+									}
+									if(downloadRes != Resolution.NoDownload)
+									{
+										this.DownloadVideo(videoId,downloadRes);
+									}
+								}
 							}
 						}
 
-						if(notify)
+						
-						{
+						
-							each(var id : newVideos)
-							{
-								this.PutVideoInfoIfNotExists(id);
-								var res = this.GetVideo(id);
-								if(res != null)
-									this.Bell.Invoke(this,{
-										Video = res
-									});
-							}
-						}
-						if(downloadRes != Resolution.NoDownload)
-						{
-							each(var id : newVideos)
-							{
-								this.DownloadVideo(id,downloadRes);
-							}
-						}
 
 					}
 				}
 			
 		}catch(ex) {
 			try{
-					this.LOG($"Exception caught on playlist thread: {e}");
+					this.LOG($"Exception caught on playlist thread: {ex}");
 				}catch(ex2){}
 		}
 	}
@@ -1093,8 +1090,26 @@ class TYTD.Downloader {
 				return path;
 			}
 			else {
+				try {
 				var url = $"https://s.ytimg.com/vi/{id}/{res}.jpg";
-				Net.Http.DownloadToFile(url,this.Storage, path);
+				const resp = Net.Http.MakeRequest(url,{FollowRedirects=true});
+				if(resp.StatusCode >= 200 && resp.StatusCode <= 299)
+				{
+					const strm=this.Storage.OpenFile(path,"wb");
+					resp.CopyToStream(strm);
+					strm.Close();
+				}
+				else {
+
+					const bytes = FS.ReadAllBytes(this.Storage,"/Streams/nullthumb.jpg");
+					FS.WriteAllBytes(this.Storage, path, bytes);
+				}
+				resp.Close(); //for other implementations
+
+				}catch(ex) {
+					return /"Streams"/"nullthumb.jpg";
+				}
+
 
 				return path;
 			}
@@ -1551,7 +1566,10 @@ class TYTD.Downloader {
 				this.RateLimit();
 			 	var response = Net.Http.MakeRequest(url,requestData);
             	if(response.StatusCode != 200) throw "Not success";
-            	var data = Json.Decode(response.ReadAsString());
+				const text = response.ReadAsString();
+            	var data = Json.Decode(text);
+				
+				
 				var cr = data.contents.twoColumnWatchNextResults.playlist.playlist;
 				if(cr == null || cr == undefined) 
 				{