Initial commit - MIDAS App educação financeira para apostadores (FastAPI + Next.js)

backend/app/services/gamification.py

@@ -0,0 +1,40 @@
+from sqlalchemy.ext.asyncio import AsyncSession
+from sqlalchemy import select, func
+from app.models.achievement import Achievement, UserAchievement
+from app.models.bet import Bet
+from app.models.lesson import UserLesson
+
+async def check_achievements(user_id, db: AsyncSession):
+    """Check and award new achievements"""
+    achievements = (await db.execute(select(Achievement))).scalars().all()
+    existing = (await db.execute(
+        select(UserAchievement.achievement_id).where(UserAchievement.user_id == user_id)
+    )).scalars().all()
+    existing_ids = set(existing)
+    
+    bet_count = (await db.execute(
+        select(func.count()).select_from(Bet).where(Bet.user_id == user_id)
+    )).scalar() or 0
+    
+    lesson_count = (await db.execute(
+        select(func.count()).select_from(UserLesson).where(UserLesson.user_id == user_id)
+    )).scalar() or 0
+    
+    new_badges = []
+    for a in achievements:
+        if a.id in existing_ids:
+            continue
+        awarded = False
+        if a.requirement_type == "bets" and bet_count >= (a.requirement_value or 1):
+            awarded = True
+        elif a.requirement_type == "lessons" and lesson_count >= (a.requirement_value or 1):
+            awarded = True
+        
+        if awarded:
+            ua = UserAchievement(user_id=user_id, achievement_id=a.id)
+            db.add(ua)
+            new_badges.append(a.name)
+    
+    if new_badges:
+        await db.commit()
+    return new_badges