Allow changing alert level delay. (#17435)

Content.Server/AlertLevel/AlertLevelComponent.cs

@@ -29,8 +29,6 @@ public sealed class AlertLevelComponent : Component
     /// </summary>
     [ViewVariables(VVAccess.ReadWrite)] public bool IsLevelLocked = false;
 
-    [ViewVariables] public const float Delay = 30;
-
     [ViewVariables] public float CurrentDelay = 0;
     [ViewVariables] public bool ActiveDelay;
 

Content.Server/AlertLevel/AlertLevelSystem.cs

@@ -1,8 +1,10 @@
 using System.Linq;
 using Content.Server.Chat.Systems;
 using Content.Server.Station.Systems;
+using Content.Shared.CCVar;
 using Content.Shared.PDA;
 using Robust.Shared.Audio;
+using Robust.Shared.Configuration;
 using Robust.Shared.Prototypes;
 
 namespace Content.Server.AlertLevel;
@@ -12,6 +14,7 @@ public sealed class AlertLevelSystem : EntitySystem
     [Dependency] private readonly IPrototypeManager _prototypeManager = default!;
     [Dependency] private readonly ChatSystem _chatSystem = default!;
     [Dependency] private readonly StationSystem _stationSystem = default!;
+    [Dependency] private readonly IConfigurationManager _cfg = default!;
 
     // Until stations are a prototype, this is how it's going to have to be.
     public const string DefaultAlertLevelSet = "stationAlerts";
@@ -138,7 +141,7 @@ public sealed class AlertLevelSystem : EntitySystem
                 return;
             }
 
-            component.CurrentDelay = AlertLevelComponent.Delay;
+            component.CurrentDelay = _cfg.GetCVar(CCVars.GameAlertLevelChangeDelay);
             component.ActiveDelay = true;
         }
 

Content.Shared/CCVar/CCVars.cs

@@ -282,6 +282,12 @@ namespace Content.Shared.CCVar
             CVarDef.Create("game.round_start_fail_shutdown_count", 5, CVar.SERVERONLY | CVar.SERVER);
 #endif
 
+        /// <summary>
+        /// Delay between station alert level changes.
+        /// </summary>
+        public static readonly CVarDef<int> GameAlertLevelChangeDelay =
+            CVarDef.Create("game.alert_level_change_delay", 30, CVar.SERVERONLY);
+
         /*
          * Discord
          */