Add functionality to apply a multipler to individual dynamic offers on flea

Use new functionaliy to apply a large multipler to `5.45x39mm BP gs ammo pack` items to match live data

project/assets/configs/ragfair.json

@@ -267,6 +267,10 @@
             "min": -2,
             "max": 20
         },
+		"itemPriceMultiplier": {
+			"5737292724597765e5728562": 6,
+			"57372ac324597767001bc261": 5
+		},
         "_currencies": "what percentage of the offers are in each currency",
         "currencies": {
             "5449016a4bdc2d6f028b456f": 78,

project/src/models/spt/config/IRagfairConfig.ts

@@ -78,6 +78,8 @@ export interface Dynamic
     nonStackableCount: MinMax;
     /** Range of rating offers for items being listed */
     rating: MinMax;
+    /** A multipler to apply to individual tpls price just prior to item quality adjustment */
+    itemPriceMultiplier: Record<string, number>;
     /** Percentages to sell offers in each currency */
     currencies: Record<string, number>;
     /** Item tpls that should be forced to sell as a single item */

project/src/services/RagfairPriceService.ts

@@ -255,6 +255,12 @@ export class RagfairPriceService implements OnLoad
                 isPreset = true;
             }
 
+            const manualPriceMultipler = this.ragfairConfig.dynamic.itemPriceMultiplier[item._tpl];
+            if (manualPriceMultipler)
+            {
+                itemPrice *= manualPriceMultipler;
+            }
+
             // Convert to different currency if desiredCurrency param is not roubles
             if (desiredCurrency !== Money.ROUBLES)
             {