from fastapi import APIRouter, Depends

from app.auth import require_user
from app.dependencies import get_store
from app.schemas import UserPrefs
from app.store import User

router = APIRouter()


@router.get("/me")
async def get_me(user: User = Depends(require_user)):
    return {"user_id": user.id, "display_name": user.display_name, "prefs": user.prefs}


@router.put("/me/prefs")
async def set_my_prefs(payload: UserPrefs, user: User = Depends(require_user)):
    """Setzt die dauerhaften Routing-Praeferenzen des Nutzers (nur gesetzte Felder)."""
    prefs = {k: v for k, v in payload.model_dump().items() if v is not None}
    updated = get_store().set_user_prefs(user.id, prefs)
    return {"user_id": updated.id, "prefs": updated.prefs}