Make the round end sound collection a cvar (#25741)

* Make the round end sound collection a cvar

* Fix comment

* Clarity

Content.Server/GameTicking/GameTicker.CVars.cs

@@ -26,6 +26,9 @@ namespace Content.Server.GameTicking
 
         private WebhookIdentifier? _webhookIdentifier;
 
+        [ViewVariables]
+        private string? RoundEndSoundCollection { get; set; }
+
 #if EXCEPTION_TOLERANCE
         [ViewVariables]
         public int RoundStartFailShutdownCount { get; private set; } = 0;
@@ -69,6 +72,7 @@ namespace Content.Server.GameTicking
                     DiscordRoundEndRole = null;
                 }
             }, true);
+            Subs.CVar(_configurationManager, CCVars.RoundEndSoundCollection, value => RoundEndSoundCollection = value, true);
 #if EXCEPTION_TOLERANCE
             Subs.CVar(_configurationManager, CCVars.RoundStartFailShutdownCount, value => RoundStartFailShutdownCount = value, true);
 #endif

Content.Server/GameTicking/GameTicker.RoundFlow.cs

@@ -392,7 +392,7 @@ namespace Content.Server.GameTicking
 
             // This ordering mechanism isn't great (no ordering of minds) but functions
             var listOfPlayerInfoFinal = listOfPlayerInfo.OrderBy(pi => pi.PlayerOOCName).ToArray();
-            var sound = _audio.GetSound(new SoundCollectionSpecifier("RoundEnd"));
+            var sound = RoundEndSoundCollection == null ? null : _audio.GetSound(new SoundCollectionSpecifier(RoundEndSoundCollection));
 
             RaiseNetworkEvent(new RoundEndMessageEvent(gamemodeTitle, roundEndText, roundDuration, RoundId,
                 listOfPlayerInfoFinal.Length, listOfPlayerInfoFinal, LobbySong, sound));

Content.Shared/CCVar/CCVars.cs

@@ -369,6 +369,12 @@ namespace Content.Shared.CCVar
         public static readonly CVarDef<string> SecretWeightPrototype =
             CVarDef.Create("game.secret_weight_prototype", "Secret", CVar.SERVERONLY);
 
+        /// <summary>
+        /// The id of the sound collection to randomly choose a sound from and play when the round ends.
+        /// </summary>
+        public static readonly CVarDef<string> RoundEndSoundCollection =
+            CVarDef.Create("game.round_end_sound_collection", "RoundEnd", CVar.SERVERONLY);
+
         /*
          * Discord
          */