throw a critical error when youtube api returns a stub

package.json

@@ -1,7 +1,7 @@
 {
     "name": "cobalt",
     "description": "save what you love",
-    "version": "7.7.4",
+    "version": "7.7.5",
     "author": "wukko",
     "exports": "./src/cobalt.js",
     "type": "module",

src/modules/processing/match.js

@@ -151,9 +151,15 @@ export default async function(host, patternMatch, url, lang, obj) {
         if (r.isAudioOnly) isAudioOnly = true;
         let isAudioMuted = isAudioOnly ? false : obj.isAudioMuted;
 
-        if (r.error) return apiJSON(0, {
+        if (r.error && r.critical)
-            t: Array.isArray(r.error) ? loc(lang, r.error[0], r.error[1]) : loc(lang, r.error)
+            return apiJSON(6, { t: loc(lang, r.error) })
-        })
+
+        if (r.error)
+            return apiJSON(0, {
+                t: Array.isArray(r.error)
+                    ? loc(lang, r.error[0], r.error[1])
+                    : loc(lang, r.error)
+            })
 
         return matchActionDecider(r, host, obj.aFormat, isAudioOnly, lang, isAudioMuted, disableMetadata, obj.filenamePattern)
     } catch (e) {

src/modules/processing/services/youtube.js

@@ -83,6 +83,12 @@ export default async function(o) {
         youtubeDubName: isDubbed ? o.dubLang : false
     }
 
+    if (filenameAttributes.title === "Video Not Available" && filenameAttributes.author === "YouTube Viewers")
+        return {
+            error: 'ErrorCantConnectToServiceAPI',
+            critical: true
+        }
+
     if (hasAudio && o.isAudioOnly) return {
         type: "render",
         isAudioOnly: true,

src/modules/sub/utils.js

@@ -35,11 +35,13 @@ export function apiJSON(type, obj) {
                         break;
                 }
                 return { status: 200, body: { status: "picker", pickerType: pickerType, picker: obj.picker, audio: audio } };
+            case 6: // critical error, action should be taken by balancer/other server software
+                return { status: 500, body: { status: "error", text: obj.t, critical: true } };
             default:
                 return { status: 400, body: { status: "error", text: "Bad Request" } };
         }
     } catch (e) {
-        return { status: 500, body: { status: "error", text: "Internal Server Error" } };
+        return { status: 500, body: { status: "error", text: "Internal Server Error", critical: true } };
     }
 }
 export function metadataManager(obj) {