Added max concurrent downloads setting

Fixed issue where navigating to a subscription video would make the player behave like a playlist for the whole sub

backend/app.js

@@ -779,7 +779,9 @@ async function autoUpdateYoutubeDL() {
         })
         .catch(err => {
             logger.error(`Failed to check ${default_downloader} version for an update.`)
-            logger.error(err)
+            logger.error(err);
+            resolve(false);
+            return false;
         });
     });
 }

backend/appdata/default.json

@@ -13,6 +13,7 @@
       "safe_download_override": false,
       "include_thumbnail": true,
       "include_metadata": true,
+      "max_concurrent_downloads": 5,
       "download_rate_limit": ""
     },
     "Extra": {

backend/config.js

@@ -188,6 +188,7 @@ const DEFAULT_CONFIG = {
         "safe_download_override": false,
         "include_thumbnail": true,
         "include_metadata": true,
+        "max_concurrent_downloads": 5,
         "download_rate_limit": ""
       },
       "Extra": {

backend/consts.js

@@ -42,6 +42,10 @@ exports.CONFIG_ITEMS = {
         'key': 'ytdl_include_metadata',
         'path': 'YoutubeDLMaterial.Downloader.include_metadata'
     },
+    'ytdl_max_concurrent_downloads': {
+        'key': 'ytdl_max_concurrent_downloads',
+        'path': 'YoutubeDLMaterial.Downloader.max_concurrent_downloads'
+    },
     'ytdl_download_rate_limit': {
         'key': 'ytdl_download_rate_limit',
         'path': 'YoutubeDLMaterial.Downloader.download_rate_limit'

backend/downloader.js

@@ -156,7 +156,8 @@ async function checkDownloads() {
     const waiting_downloads = downloads.filter(download => !download['paused'] && download['finished_step'] && !download['finished']);
     for (let i = 0; i < waiting_downloads.length; i++) {
         const waiting_download = waiting_downloads[i];
-        if (running_downloads_count >= 5/*config_api.getConfigItem('ytdl_max_concurrent_downloads')*/) break;
+        const max_concurrent_downloads = config_api.getConfigItem('ytdl_max_concurrent_downloads');
+        if (max_concurrent_downloads < 0 || running_downloads_count >= max_concurrent_downloads) break;
 
         if (waiting_download['finished_step'] && !waiting_download['finished']) {
             // move to next step

src/app/components/recent-videos/recent-videos.component.ts

@@ -184,7 +184,7 @@ export class RecentVideosComponent implements OnInit {
         // normal subscriptions
         !new_tab ? this.router.navigate(['/player', {uid: file.uid,
                                           type: file.isAudio ? 'audio' : 'video', sub_id: sub.id}]) 
-                 : window.open(`/#/player;uid=${file.uid};type=${file.isAudio ? 'audio' : 'video'};sub_id=${sub.id}`);
+                 : window.open(`/#/player;uid=${file.uid};type=${file.isAudio ? 'audio' : 'video'}`);
       }
     } else {
       // normal files

src/app/components/unified-file-card/unified-file-card.component.ts

@@ -141,10 +141,6 @@ export class UnifiedFileCardComponent implements OnInit {
       fullLocation += `&jwt=${this.jwtString}`;
     }
 
-    if (this.file_obj['sub_id']) {
-      fullLocation += `&sub_id=${this.file_obj['sub_id']}`;
-    }
-
     fullLocation += '&t=,10';
 
     return fullLocation;

src/app/settings/settings.component.html

@@ -178,6 +178,12 @@
             <div *ngIf="new_config" class="container-fluid">
                 <div class="row">
                     <div class="col-12 mt-3 mb-4">
+                        <mat-form-field class="text-field" color="accent">
+                            <input type="number" [(ngModel)]="new_config['Downloader']['max_concurrent_downloads']" matInput placeholder="Max concurrent downloads" i18n-placeholder="Max concurrent downloads">
+                            <mat-hint><ng-container i18n="Max concurrent downloads input hint">Limits the amount of downloads that can be simultaneously downloaded. Use -1 for no limit.</ng-container></mat-hint>
+                        </mat-form-field>
+                    </div>
+                    <div class="col-12 mt-2 mb-4">
                         <mat-form-field class="text-field" color="accent">
                             <input [(ngModel)]="new_config['Downloader']['download_rate_limit']" matInput placeholder="Download rate limit" i18n-placeholder="Download rate limit input placeholder">
                             <mat-hint><ng-container i18n="Download rate limit input hint">Rate limits your downloads to the specified amount. Ex: 200K</ng-container></mat-hint>