feat: P15 ending gallery, chapter recap, visited tracking, save system v6

engine/systems/SaveSystem.ts

@@ -25,19 +25,25 @@ interface AchievementRecord {
   achievementId: string
 }
 
+interface VisitedRecord {
+  sceneId: string
+}
+
 class SaveDB extends Dexie {
   saves!: Table<SaveRecord, number>
   unlocks!: Table<UnlockRecord, string>
   watched!: Table<WatchedRecord, string>
   achievements!: Table<AchievementRecord, string>
+  visited!: Table<VisitedRecord, string>
 
   constructor() {
     super('MovieGameSaves')
-    this.version(5).stores({
+    this.version(6).stores({
       saves: '++id, slot',
       unlocks: 'chapterId',
       watched: 'sceneId',
       achievements: 'achievementId',
+      visited: 'sceneId',
     })
   }
 }
@@ -138,4 +144,16 @@ export class SaveSystem {
     const records = await db.achievements.toArray()
     return records.map((r) => r.achievementId)
   }
+
+  async markVisited(sceneId: string) {
+    const exists = await db.visited.get(sceneId)
+    if (!exists) {
+      await db.visited.put({ sceneId })
+    }
+  }
+
+  async getVisitedSceneIds(): Promise<string[]> {
+    const records = await db.visited.toArray()
+    return records.map((r) => r.sceneId)
+  }
 }