from fastapi import APIRouter
from rapidfuzz import fuzz

from app.clickhouse import get_client
from app.schemas import ContactMatchQuery

router = APIRouter(prefix="/contacts", tags=["contacts"])


@router.post("/match")
def match_contact(payload: ContactMatchQuery):
    """Placeholder pentru entity resolution: cauta dupa email/telefon normalizat,
    apoi scoreaza candidatii cu rapidfuzz pentru potriviri apropiate."""
    client = get_client()
    if payload.email:
        result = client.query(
            "SELECT * FROM contacts WHERE email = {email:String} LIMIT 5",
            parameters={"email": payload.email},
        )
        return {"matches": result.result_rows}
    return {"matches": []}


def score_name_similarity(a: str, b: str) -> float:
    return fuzz.token_sort_ratio(a, b)