Improved nullguarding in GetuserBuilds method

Libraries/Core/Controllers/BuildController.cs

@@ -34,24 +34,27 @@ public class BuildController(
     public UserBuilds? GetUserBuilds(string sessionID)
     {
         const string secureContainerSlotId = "SecuredContainer";
+
         var profile = _profileHelper.GetFullProfile(sessionID);
-        if (profile is not null && profile.UserBuildData is null)
+        if (profile?.UserBuildData is null)
             profile.UserBuildData = new UserBuilds { EquipmentBuilds = [], WeaponBuilds = [], MagazineBuilds = [] };
 
         // Ensure the secure container in the default presets match what the player has equipped
-        var defaultEquipmentPresetsClone = _cloner.Clone(
-            _databaseService.GetTemplates().DefaultEquipmentPresets
-        );
+        var defaultEquipmentPresetsClone = _cloner.Clone(_databaseService.GetTemplates().DefaultEquipmentPresets)
+            .ToList();
+
+        // Get players secure container
         var playerSecureContainer = profile?.CharacterData?.PmcData?.Inventory?.Items?.FirstOrDefault(
             x => x.SlotId == secureContainerSlotId
         );
-        var firstDefaultItemsSecureContainer = defaultEquipmentPresetsClone?.FirstOrDefault()
-            ?.Items?.FirstOrDefault(
-                x => x.SlotId == secureContainerSlotId
-            );
+
+        var firstDefaultItemsSecureContainer = defaultEquipmentPresetsClone?
+            .FirstOrDefault()?.Items?
+            .FirstOrDefault(x => x.SlotId == secureContainerSlotId);
+
         if (playerSecureContainer is not null && playerSecureContainer.Template != firstDefaultItemsSecureContainer?.Template)
             // Default equipment presets' secure container tpl doesn't match players secure container tpl
-            foreach (var defaultPreset in defaultEquipmentPresetsClone ?? [])
+            foreach (var defaultPreset in defaultEquipmentPresetsClone)
             {
                 // Find presets secure container
                 var secureContainer = defaultPreset.Items?.FirstOrDefault(item => item.SlotId == secureContainerSlotId);
@@ -60,7 +63,9 @@ public class BuildController(
 
         // Clone player build data from profile and append the above defaults onto end
         var userBuildsClone = _cloner.Clone(profile?.UserBuildData);
-        userBuildsClone?.EquipmentBuilds?.AddRange(defaultEquipmentPresetsClone ?? []);
+
+        userBuildsClone.EquipmentBuilds ??= [];
+        userBuildsClone?.EquipmentBuilds?.AddRange(defaultEquipmentPresetsClone);
 
         return userBuildsClone;
     }