Merge pull request #681 from yuyuimoe/fix/flea_offers_generator_not_checking_valid_loyal_level

Fixes hardcrash on missing `LoyalLevelItem` when generating Trader's ragfair offer

Libraries/SPTarkov.Server.Assets/SPT_Data/database/locales/server/en.json

@@ -623,6 +623,7 @@
   "ragfair-invalid_player_offer_request": "Unable to place offer, request is invalid",
   "ragfair-item_not_in_db_unable_to_generate_dynamic_stack_count": "Item with tpl: %s not found in db. Unable to generate a dynamic stack count",
   "ragfair-missing_barter_scheme": "generateFleaOffersForTrader() Failed to find barterScheme for item id: {{itemId}} tpl: {{tpl}} on {{name}}",
+  "ragfair-missing_loyal_level_item": "generateFleaOffersForTrader() Failed to find LoyalLevelItem for item id: {{itemId}} tpl: {{tpl}} on {{name}}",
   "ragfair-no_trader_assorts_cant_generate_flea_offers": "Unable to generate flea offers for trader %s, no assort found",
   "ragfair-offer_no_longer_exists": "Offer no longer exists",
   "ragfair-offer_not_found_in_profile": "Could not find offer with id: {{offerId}} in profile: {{profileId}} to remove",

Libraries/SPTarkov.Server.Core/Generators/RagfairOfferGenerator.cs

@@ -588,7 +588,21 @@ public class RagfairOfferGenerator(
             }
 
             var barterSchemeItems = barterScheme[0];
-            var loyalLevel = assortsClone.LoyalLevelItems[item.Id];
+            if (!assortsClone.LoyalLevelItems.TryGetValue(item.Id, out var loyalLevel))
+            {
+                logger.Warning(
+                    localisationService.GetText(
+                        "ragfair-missing_loyal_level_item",
+                        new
+                        {
+                            itemId = item.Id,
+                            tpl = item.Template,
+                            name = trader.Base.Nickname,
+                        }
+                    )
+                );
+                continue;
+            }
 
             var createOfferDetails = new CreateFleaOfferDetails
             {