fix: patch quest and boss rewards on sync to restore unlock conditions

apps/api/src/routes/debug.ts

@@ -566,6 +566,63 @@ const injectMissingExplorationAreas = (state: GameState): number => {
   return added;
 };
 
+/**
+ * Patches rewards on existing quests whose reward lists have grown since the
+ * save was created (e.g. A new upgrade added as a reward to an old quest).
+ * @param state - The player's current game state (mutated in place).
+ * @returns The total number of individual rewards that were added.
+ */
+const patchQuestRewards = (state: GameState): number => {
+  const defaultQuestMap = new Map(defaultQuests.map((quest) => {
+    return [ quest.id, quest ] as const;
+  }));
+  let added = 0;
+  for (const savedQuest of state.quests) {
+    const defaultQuest = defaultQuestMap.get(savedQuest.id);
+    if (defaultQuest === undefined) {
+      continue;
+    }
+    const existingKeys = new Set(savedQuest.rewards.map((reward) => {
+      return `${reward.type}:${String(reward.targetId ?? reward.amount ?? "")}`;
+    }));
+    for (const reward of defaultQuest.rewards) {
+      const key = `${reward.type}:${String(reward.targetId ?? reward.amount ?? "")}`;
+      if (!existingKeys.has(key)) {
+        savedQuest.rewards.push(structuredClone(reward));
+        added = added + 1;
+      }
+    }
+  }
+  return added;
+};
+
+/**
+ * Patches upgradeRewards on existing bosses whose reward lists have grown
+ * since the save was created.
+ * @param state - The player's current game state (mutated in place).
+ * @returns The total number of upgrade reward IDs that were added.
+ */
+const patchBossUpgradeRewards = (state: GameState): number => {
+  const defaultBossMap = new Map(defaultBosses.map((boss) => {
+    return [ boss.id, boss ] as const;
+  }));
+  let added = 0;
+  for (const savedBoss of state.bosses) {
+    const defaultBoss = defaultBossMap.get(savedBoss.id);
+    if (defaultBoss === undefined) {
+      continue;
+    }
+    const existingIds = new Set(savedBoss.upgradeRewards);
+    for (const upgradeId of defaultBoss.upgradeRewards) {
+      if (!existingIds.has(upgradeId)) {
+        savedBoss.upgradeRewards.push(upgradeId);
+        added = added + 1;
+      }
+    }
+  }
+  return added;
+};
+
 /* eslint-disable stylistic/max-len -- Long function call lines cannot be shortened without losing alignment */
 /**
  * Syncs a player's save with the current game data, injecting any content
@@ -579,8 +636,10 @@ const syncNewContent = (
   achievementsAdded:     number;
   adventurersAdded:      number;
   bossesAdded:           number;
+  bossRewardsPatched:    number;
   equipmentAdded:        number;
   explorationAreasAdded: number;
+  questRewardsPatched:   number;
   questsAdded:           number;
   upgradesAdded:         number;
   zonesAdded:            number;
@@ -588,9 +647,11 @@ const syncNewContent = (
   return {
     achievementsAdded:     injectMissingEntries(state.achievements, defaultAchievements),
     adventurersAdded:      injectMissingEntries(state.adventurers, defaultAdventurers),
+    bossRewardsPatched:    patchBossUpgradeRewards(state),
     bossesAdded:           injectMissingEntries(state.bosses, defaultBosses),
     equipmentAdded:        injectMissingEntries(state.equipment, defaultEquipment),
     explorationAreasAdded: injectMissingExplorationAreas(state),
+    questRewardsPatched:   patchQuestRewards(state),
     questsAdded:           injectMissingEntries(state.quests, defaultQuests),
     upgradesAdded:         injectMissingEntries(state.upgrades, defaultUpgrades),
     zonesAdded:            injectMissingEntries(state.zones, defaultZones),