# -----------------------------------------------------------------------------
# Immo-Ka — Agrégateur de maisons à vendre (province de Québec)
# Auteur : Simon-Pierre Boucher — contact@spboucher.ai
# mortgage/providers/tangerine.py : Tangerine — JSON statique publié
#   (currentRates.json, le fichier que charge leur page /rates). Un seul taux
#   par terme (pas de distinction affiché/spécial chez Tangerine) : kind
#   "special" car c'est leur taux client réel.
# -----------------------------------------------------------------------------
from __future__ import annotations

import json

from .base import RateProvider, parse_rate

RATES_URL = ("https://www.tangerine.ca/content/dam/tangerine-shared/"
             "product-rates/currentRates.json")


class TangerineProvider(RateProvider):
    provider_id = "tangerine"
    institution = "Tangerine"
    source_url = "https://www.tangerine.ca/en/rates"
    request_delay = 1.0

    def fetch(self) -> list[dict]:
        return self.parse(self.get(RATES_URL).text)

    def parse(self, payload: str) -> list[dict]:
        data = json.loads(payload)
        out: list[dict] = []
        for r in data.get("rates") or []:
            if r.get("group") != "mortgage":
                continue
            code = r.get("max_product_code")
            rate = r.get("interest_rate")
            term_years = r.get("term")
            if not isinstance(rate, (int, float)) or rate <= 0:
                continue
            if not isinstance(term_years, (int, float)) or term_years <= 0:
                continue
            if code == "Mortgage":
                rtype, label = "fixed", f"Fixe {int(term_years)} an(s)"
            elif code == "VarMortgage":
                rtype, label = "variable", f"Variable {int(term_years)} an(s)"
            else:
                continue  # preferred_* et autres : clients connectés, ignorés
            apr = parse_rate(r.get("apr_value_en") or "")
            out.append(self.make_product(
                rate=float(rate), rate_type=rtype,
                term_months=int(term_years * 12), kind="special",
                product_name=label, apr=apr,
                conditions=f"Taux unique Tangerine (en date du {r.get('date')})",
                raw={"account_term": r.get("account_term"),
                     "date": r.get("date"), "interest_rate": rate}))
        return out