fix: booster packs not showing what items were gained after purchase (#635)

src/services/inventoryService.ts

@@ -28,12 +28,10 @@ import {
 } from "../types/requestTypes";
 import { logger } from "@/src/utils/logger";
 import { getWeaponType, getExalted } from "@/src/services/itemDataService";
-import { getRandomWeightedReward } from "@/src/services/rngService";
 import { ISyndicateSacrifice, ISyndicateSacrificeResponse } from "../types/syndicateTypes";
 import { IEquipmentClient, IItemConfig } from "../types/inventoryTypes/commonInventoryTypes";
 import {
     ExportArcanes,
-    ExportBoosterPacks,
     ExportCustoms,
     ExportFlavour,
     ExportGear,
@@ -183,21 +181,6 @@ export const addItem = async (
             }
         };
     }
-    if (typeName in ExportBoosterPacks) {
-        const pack = ExportBoosterPacks[typeName];
-        const InventoryChanges = {};
-        for (const weights of pack.rarityWeightsPerRoll) {
-            const result = getRandomWeightedReward(pack.components, weights);
-            if (result) {
-                logger.debug(`booster pack rolled`, result);
-                combineInventoryChanges(
-                    InventoryChanges,
-                    (await addItem(accountId, result.type, result.itemCount)).InventoryChanges
-                );
-            }
-        }
-        return { InventoryChanges };
-    }
     if (typeName in ExportUpgrades || typeName in ExportArcanes) {
         const inventory = await getInventory(accountId);
         const changes = [

src/services/purchaseService.ts

@@ -9,12 +9,14 @@ import {
     updateCurrency,
     updateSlots
 } from "@/src/services/inventoryService";
+import { getRandomWeightedReward } from "@/src/services/rngService";
 import { getVendorManifestByOid } from "@/src/services/serversideVendorsService";
 import { IMiscItem } from "@/src/types/inventoryTypes/inventoryTypes";
 import { IPurchaseRequest, IPurchaseResponse, SlotPurchase, IInventoryChanges } from "@/src/types/purchaseTypes";
 import { logger } from "@/src/utils/logger";
 import worldState from "@/static/fixed_responses/worldState.json";
 import {
+    ExportBoosterPacks,
     ExportBundles,
     ExportGear,
     ExportResources,
@@ -38,7 +40,10 @@ export const getStoreItemTypesCategory = (typesItem: string) => {
     return typeElements[1];
 };
 
-export const handlePurchase = async (purchaseRequest: IPurchaseRequest, accountId: string) => {
+export const handlePurchase = async (
+    purchaseRequest: IPurchaseRequest,
+    accountId: string
+): Promise<IPurchaseResponse> => {
     logger.debug("purchase request", purchaseRequest);
 
     if (purchaseRequest.PurchaseParams.Source == 7) {
@@ -259,17 +264,43 @@ const handleSlotPurchase = async (
     };
 };
 
+const handleBoosterPackPurchase = async (typeName: string, accountId: string): Promise<IPurchaseResponse> => {
+    const pack = ExportBoosterPacks[typeName];
+    if (!pack) {
+        throw new Error(`unknown booster pack: ${typeName}`);
+    }
+    const purchaseResponse: IPurchaseResponse = {
+        BoosterPackItems: "",
+        InventoryChanges: {}
+    };
+    for (const weights of pack.rarityWeightsPerRoll) {
+        const result = getRandomWeightedReward(pack.components, weights);
+        if (result) {
+            logger.debug(`booster pack rolled`, result);
+            purchaseResponse.BoosterPackItems +=
+                result.type.split("/Lotus/").join("/Lotus/StoreItems/") + ',{"lvl":0};';
+            combineInventoryChanges(
+                purchaseResponse.InventoryChanges,
+                (await addItem(accountId, result.type, result.itemCount)).InventoryChanges
+            );
+        }
+    }
+    return purchaseResponse;
+};
+
 //TODO: change to getInventory, apply changes then save at the end
 const handleTypesPurchase = async (
     typesName: string,
     accountId: string,
     quantity: number
-): Promise<{ InventoryChanges: IInventoryChanges }> => {
+): Promise<IPurchaseResponse> => {
     const typeCategory = getStoreItemTypesCategory(typesName);
     logger.debug(`type category ${typeCategory}`);
     switch (typeCategory) {
         default:
             return await addItem(accountId, typesName, quantity);
+        case "BoosterPacks":
+            return await handleBoosterPackPurchase(typesName, accountId);
         case "SlotItems":
             return await handleSlotPurchase(typesName, accountId);
     }

src/types/purchaseTypes.ts

@@ -25,6 +25,7 @@ export interface IPurchaseResponse {
         Tag: string;
         Standing: number;
     }[];
+    BoosterPackItems?: string;
 }
 
 export type IBinChanges = {