import logging

import requests
from django.conf import settings

from apps.accounts.models import normalize_mobile
from .base import SMSProvider, SMSResult

logger = logging.getLogger(__name__)


class ZeroZeroNinetyEightSMSProvider(SMSProvider):
    """Adapter for the 0098SMS HTTP gateway."""

    def __init__(self):
        self.username = settings.SMS0098_USERNAME
        self.password = settings.SMS0098_PASSWORD
        self.sender = settings.SMS0098_FROM
        self.api_url = settings.SMS0098_API_URL

    def send_message(self, mobile, message):
        missing = [name for name, value in (("SMS0098_USERNAME", self.username), ("SMS0098_PASSWORD", self.password), ("SMS0098_FROM", self.sender)) if not value]
        if missing:
            return SMSResult(False, error=f"تنظیمات 0098SMS ناقص است: {', '.join(missing)}")
        try:
            recipient = int(normalize_mobile(str(mobile)).removeprefix("+98"))
            response = requests.get(self.api_url, params={"USERNAME": self.username, "PASSWORD": self.password, "FROM": self.sender, "TO": recipient, "TEXT": str(message)}, timeout=settings.INTEGRATION_HTTP_TIMEOUT_SECONDS)
            response.raise_for_status()
            # This legacy endpoint may append an HTML page containing the
            # original query string. Persist only its first scalar result so
            # credentials can never leak into notification logs.
            provider_id = response.text.strip().splitlines()[0][:100]
            return SMSResult(True, provider_id=provider_id)
        except (ValueError, requests.RequestException) as exc:
            logger.exception("0098SMS delivery failed")
            return SMSResult(False, error=str(exc)[:1000])