"""Реальный клиент exoCRM (`GetOrders`)."""

from __future__ import annotations

import httpx

from app.core.config import Settings
from app.schemas.orders import OrderOut
from app.services.crm.checksum import compute_md5sum
from app.services.crm.client import CrmError


class ExoCrmClient:
    def __init__(self, settings: Settings) -> None:
        self._base_url = settings.crm_base_url
        self._api_key = settings.crm_api_key
        self._secret_key = settings.crm_secret_key
        self._shop_key = settings.crm_shop_key
        self._sid = settings.crm_sid

    async def get_orders(self, *, status: str) -> list[OrderOut]:
        body = {
            "apikey": self._api_key,
            "object": "Orders",
            "method": "GetOrders",
            "params": {
                "sid": self._sid,
                "key": self._shop_key,
                "Status": status,
                "ReturnGoods": True,
                "ReturnTotals": True,
            },
        }
        body["md5sum"] = compute_md5sum(body, self._secret_key)

        async with httpx.AsyncClient(timeout=30) as client:
            response = await client.post(self._base_url, json=body)
            response.raise_for_status()
            data = response.json()

        if data.get("status") != "OK":
            errors = data.get("errors") or {}
            message = "; ".join(f"{code}: {text}" for code, text in errors.items())
            raise CrmError(f"CRM вернула ошибку: {message or 'неизвестная ошибка'}")

        return [OrderOut.model_validate(order) for order in data.get("result", [])]