from fastapi import APIRouter, HTTPException
import uuid

codes = []  # In-memory storage

router = APIRouter()

@router.post("/login")
async def generate_auth_code(
    username: str = "demo",
    email: str = "user@example.com"
):
    """Generate authentication code endpoint"""
    if not username or not email:
        raise HTTPException(status_code=400, detail="Missing required fields")
        
    auth_code = str(uuid.uuid4())
    codes.append({
        "code": auth_code,
        "username": username,
        "email": email,
        "used": False
    })

    return {
        "message": "Authentication code generated",
        "auth_code": auth_code,
        "username": username,
        "features": {
            "expires_in": 300,
            "max_attempts": 3
        }
    }