wip

packages/identity/infrastructure/repositories/InMemoryAchievementRepository.ts

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+/**
+ * Infrastructure Adapter: InMemoryAchievementRepository
+ * 
+ * In-memory implementation of IAchievementRepository
+ */
+
+import { 
+  Achievement, 
+  AchievementCategory,
+  DRIVER_ACHIEVEMENTS,
+  STEWARD_ACHIEVEMENTS,
+  ADMIN_ACHIEVEMENTS,
+  COMMUNITY_ACHIEVEMENTS,
+} from '../../domain/entities/Achievement';
+import { UserAchievement } from '../../domain/entities/UserAchievement';
+import type { IAchievementRepository } from '../../domain/repositories/IAchievementRepository';
+
+export class InMemoryAchievementRepository implements IAchievementRepository {
+  private achievements: Map<string, Achievement> = new Map();
+  private userAchievements: Map<string, UserAchievement> = new Map();
+
+  constructor() {
+    // Seed with predefined achievements
+    this.seedAchievements();
+  }
+
+  private seedAchievements(): void {
+    const allAchievements = [
+      ...DRIVER_ACHIEVEMENTS,
+      ...STEWARD_ACHIEVEMENTS,
+      ...ADMIN_ACHIEVEMENTS,
+      ...COMMUNITY_ACHIEVEMENTS,
+    ];
+
+    for (const props of allAchievements) {
+      const achievement = Achievement.create(props);
+      this.achievements.set(achievement.id, achievement);
+    }
+  }
+
+  // Achievement operations
+  async findAchievementById(id: string): Promise<Achievement | null> {
+    return this.achievements.get(id) ?? null;
+  }
+
+  async findAllAchievements(): Promise<Achievement[]> {
+    return Array.from(this.achievements.values());
+  }
+
+  async findAchievementsByCategory(category: AchievementCategory): Promise<Achievement[]> {
+    return Array.from(this.achievements.values())
+      .filter(a => a.category === category);
+  }
+
+  async createAchievement(achievement: Achievement): Promise<Achievement> {
+    if (this.achievements.has(achievement.id)) {
+      throw new Error('Achievement with this ID already exists');
+    }
+    this.achievements.set(achievement.id, achievement);
+    return achievement;
+  }
+
+  // UserAchievement operations
+  async findUserAchievementById(id: string): Promise<UserAchievement | null> {
+    return this.userAchievements.get(id) ?? null;
+  }
+
+  async findUserAchievementsByUserId(userId: string): Promise<UserAchievement[]> {
+    return Array.from(this.userAchievements.values())
+      .filter(ua => ua.userId === userId);
+  }
+
+  async findUserAchievementByUserAndAchievement(
+    userId: string, 
+    achievementId: string
+  ): Promise<UserAchievement | null> {
+    for (const ua of this.userAchievements.values()) {
+      if (ua.userId === userId && ua.achievementId === achievementId) {
+        return ua;
+      }
+    }
+    return null;
+  }
+
+  async hasUserEarnedAchievement(userId: string, achievementId: string): Promise<boolean> {
+    const ua = await this.findUserAchievementByUserAndAchievement(userId, achievementId);
+    return ua !== null && ua.isComplete();
+  }
+
+  async createUserAchievement(userAchievement: UserAchievement): Promise<UserAchievement> {
+    if (this.userAchievements.has(userAchievement.id)) {
+      throw new Error('UserAchievement with this ID already exists');
+    }
+    this.userAchievements.set(userAchievement.id, userAchievement);
+    return userAchievement;
+  }
+
+  async updateUserAchievement(userAchievement: UserAchievement): Promise<UserAchievement> {
+    if (!this.userAchievements.has(userAchievement.id)) {
+      throw new Error('UserAchievement not found');
+    }
+    this.userAchievements.set(userAchievement.id, userAchievement);
+    return userAchievement;
+  }
+
+  // Stats
+  async getAchievementLeaderboard(limit: number): Promise<{ userId: string; points: number; count: number }[]> {
+    const userStats = new Map<string, { points: number; count: number }>();
+
+    for (const ua of this.userAchievements.values()) {
+      if (!ua.isComplete()) continue;
+
+      const achievement = this.achievements.get(ua.achievementId);
+      if (!achievement) continue;
+
+      const existing = userStats.get(ua.userId) ?? { points: 0, count: 0 };
+      userStats.set(ua.userId, {
+        points: existing.points + achievement.points,
+        count: existing.count + 1,
+      });
+    }
+
+    return Array.from(userStats.entries())
+      .map(([userId, stats]) => ({ userId, ...stats }))
+      .sort((a, b) => b.points - a.points)
+      .slice(0, limit);
+  }
+
+  async getUserAchievementStats(userId: string): Promise<{ 
+    total: number; 
+    points: number; 
+    byCategory: Record<AchievementCategory, number> 
+  }> {
+    const userAchievements = await this.findUserAchievementsByUserId(userId);
+    const completedAchievements = userAchievements.filter(ua => ua.isComplete());
+
+    const byCategory: Record<AchievementCategory, number> = {
+      driver: 0,
+      steward: 0,
+      admin: 0,
+      community: 0,
+    };
+
+    let points = 0;
+
+    for (const ua of completedAchievements) {
+      const achievement = this.achievements.get(ua.achievementId);
+      if (achievement) {
+        points += achievement.points;
+        byCategory[achievement.category]++;
+      }
+    }
+
+    return {
+      total: completedAchievements.length,
+      points,
+      byCategory,
+    };
+  }
+
+  // Test helpers
+  clearUserAchievements(): void {
+    this.userAchievements.clear();
+  }
+
+  clear(): void {
+    this.achievements.clear();
+    this.userAchievements.clear();
+  }
+}