first commit

app/api/v1/wallet.py

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+from typing import List
+
+from fastapi import APIRouter, Depends, Query
+from sqlalchemy.ext.asyncio import AsyncSession
+
+from app.core.database import get_db
+from app.core.dependencies import get_current_user
+from app.models import User
+from app.services.wallet_service import WalletService
+from app.datamodels.schemas import (
+    BalanceResponse, RedeemCodeRequest, TransactionResponse,
+)
+
+router = APIRouter(prefix="/wallet", tags=["wallet"])
+
+
+@router.get("/balance", response_model=BalanceResponse)
+async def get_balance(
+    user: User = Depends(get_current_user),
+    db: AsyncSession = Depends(get_db),
+):
+    balance = await WalletService.get_balance(db, user.id)
+    return {"balance": balance}
+
+
+@router.post("/redeem", response_model=TransactionResponse)
+async def redeem_code(
+    body: RedeemCodeRequest,
+    user: User = Depends(get_current_user),
+    db: AsyncSession = Depends(get_db),
+):
+    return await WalletService.redeem_code(db, user.id, body.code)
+
+
+@router.get("/transactions", response_model=List[TransactionResponse])
+async def list_transactions(
+    page: int = Query(1, ge=1),
+    size: int = Query(20, ge=1, le=100),
+    user: User = Depends(get_current_user),
+    db: AsyncSession = Depends(get_db),
+):
+    return await WalletService.list_transactions(db, user.id, page, size)