import logging
from typing import Any

import httpx

from gapido_auth.domain.errors import ExternalServiceError
from gapido_auth.domain.ports import SmsClient

logger = logging.getLogger(__name__)


class SmsIrSmsClient(SmsClient):
    """SMS.ir verify API implementation of the SMS provider strategy."""

    _endpoint = "https://api.sms.ir/v1/send/verify"

    def __init__(
        self,
        api_key: str,
        timeout_seconds: float = 10.0,
        transport: httpx.AsyncBaseTransport | None = None,
    ) -> None:
        """Configure credentials, timeout, and optional test transport."""
        self._api_key = api_key
        self._timeout_seconds = timeout_seconds
        self._transport = transport

    async def send_otp(self, mobile: str, code: str, template: str) -> None:
        """Send an OTP through SMS.ir using the configured verify template id."""

        headers = {
            "Content-Type": "application/json",
            "Accept": "application/json",
            "x-api-key": self._api_key,
        }
        payload = {
            "mobile": mobile,
            "templateId": int(template),
            "parameters": [{"name": "OTP", "value": code}],
        }

        try:
            async with httpx.AsyncClient(
                timeout=self._timeout_seconds, transport=self._transport
            ) as client:
                response = await client.post(self._endpoint, json=payload, headers=headers)
        except httpx.HTTPError as exc:
            logger.warning("SMS.ir network error for mobile=%s", mobile, exc_info=True)
            raise ExternalServiceError("SMS.ir network error") from exc

        if response.status_code != 200:
            logger.warning("SMS.ir HTTP error status=%s mobile=%s", response.status_code, mobile)
            raise ExternalServiceError("SMS.ir HTTP error")

        data: dict[str, Any] = response.json()
        if str(data.get("status", "")) != "1":
            logger.warning("SMS.ir API error status=%s mobile=%s", data.get("status"), mobile)
            raise ExternalServiceError("SMS.ir API error")

        logger.info("OTP SMS sent successfully to mobile=%s via SMS.ir", mobile)