Guard source gear namespaces and retain recoverable legacy records (#9)

src/game/lootCatalog.ts

@@ -1,4 +1,5 @@
 import generatedLootCatalog from "./generated/lootCatalog.json";
+import type { ContentCategoryId } from "../app/contentCategories";
 import {
   itemStatsFor,
   type SourceItemStats,
@@ -48,6 +49,8 @@ export interface LootRollOptions {
   readonly now?: number;
   /** A single additional weighted item roll after the authored boss rolls. */
   readonly bonusItemChance?: number;
+  /** Saved character/party category; source identity is never inferred from dungeon. */
+  readonly ownerCategory?: ContentCategoryId;
 }
 
 export const LOOT_CATALOG = generatedLootCatalog as LootCatalog;
@@ -104,6 +107,7 @@ export function rollBossLoot(
   if (!table?.items.length) {
     return rollRunewakerBossLoot(bossKey, playerLevel, options);
   }
+  if (options.ownerCategory !== undefined && options.ownerCategory !== "wow") return [];
   const random = options.random ?? Math.random;
   const acquiredAt = options.now ?? Date.now();
   const rolls = randomInteger(table.rollsMin, table.rollsMax, random);
@@ -117,6 +121,7 @@ export function rollBossLoot(
     itemInstanceSequence += 1;
     const scaledItemLevel = template.scalable ? itemLevel : template.sourceItemLevel;
     drops.push({
+      contentCategory: "wow",
       instanceId: `${bossKey}:${acquiredAt}:${itemInstanceSequence}`,
       itemId: template.itemId,
       itemKey: template.itemKey,
@@ -154,5 +159,5 @@ export function rollBossLoot(
     addWeightedDrop();
   }
 
-  return allowedLootDrops(drops, playerLevel);
+  return allowedLootDrops(drops, playerLevel, options.ownerCategory);
 }