feat(economy): implement streak and stats commands with detailed user feedback

src/game/rewards/service.ts

@@ -0,0 +1,95 @@
+import { prisma } from '../../core/database/prisma';
+import { addItemByKey, adjustCoins } from '../economy/service';
+import logger from '../../core/lib/logger';
+
+export interface Reward {
+  coins?: number;
+  items?: Array<{ key: string; quantity: number }>;
+  xp?: number;
+  title?: string;
+}
+
+/**
+ * Dar recompensas a un jugador
+ */
+export async function giveRewards(
+  userId: string,
+  guildId: string,
+  rewards: Reward,
+  source: string
+): Promise<string[]> {
+  const results: string[] = [];
+
+  try {
+    // Monedas
+    if (rewards.coins && rewards.coins > 0) {
+      await adjustCoins(userId, guildId, rewards.coins);
+      results.push(`💰 **${rewards.coins.toLocaleString()}** monedas`);
+    }
+
+    // Items
+    if (rewards.items && rewards.items.length > 0) {
+      for (const item of rewards.items) {
+        await addItemByKey(userId, guildId, item.key, item.quantity);
+        results.push(`📦 **${item.quantity}x** ${item.key}`);
+      }
+    }
+
+    // XP (por implementar si tienes sistema de XP)
+    if (rewards.xp && rewards.xp > 0) {
+      results.push(`⭐ **${rewards.xp}** XP`);
+    }
+
+    // Título (por implementar)
+    if (rewards.title) {
+      results.push(`🏆 Título: **${rewards.title}**`);
+    }
+
+    // Log de auditoría
+    await prisma.auditLog.create({
+      data: {
+        userId,
+        guildId,
+        action: 'reward_given',
+        target: source,
+        details: rewards
+      }
+    }).catch(() => {}); // Silencioso si falla el log
+
+    logger.info(`Rewards given to ${userId} in ${guildId} from ${source}:`, rewards);
+
+    return results;
+  } catch (error) {
+    logger.error(`Error giving rewards to ${userId} in ${guildId}:`, error);
+    throw error;
+  }
+}
+
+/**
+ * Validar que las recompensas sean válidas
+ */
+export function validateRewards(rewards: any): rewards is Reward {
+  if (typeof rewards !== 'object' || rewards === null) return false;
+
+  if (rewards.coins !== undefined && (typeof rewards.coins !== 'number' || rewards.coins < 0)) {
+    return false;
+  }
+
+  if (rewards.items !== undefined) {
+    if (!Array.isArray(rewards.items)) return false;
+    for (const item of rewards.items) {
+      if (!item.key || typeof item.key !== 'string') return false;
+      if (typeof item.quantity !== 'number' || item.quantity <= 0) return false;
+    }
+  }
+
+  if (rewards.xp !== undefined && (typeof rewards.xp !== 'number' || rewards.xp < 0)) {
+    return false;
+  }
+
+  if (rewards.title !== undefined && typeof rewards.title !== 'string') {
+    return false;
+  }
+
+  return true;
+}