"""Cloudflare Registrar TLD price scraper."""
import logging
from datetime import datetime
from typing import Optional

import httpx

from app.services.tld_scraper.base import BaseTLDScraper, TLDPriceData, ScraperError

logger = logging.getLogger(__name__)


class CloudflareScraper(BaseTLDScraper):
    """
    Scraper for Cloudflare Registrar domain prices.
    
    Cloudflare sells domains at-cost (wholesale price), so their prices
    are often the lowest available and serve as a baseline.
    
    Note: Cloudflare doesn't have a public API, but we can use their
    known at-cost pricing which they publish.
    """
    
    name = "cloudflare"
    base_url = "https://www.cloudflare.com/products/registrar/"
    
    # Cloudflare prices are at-cost (wholesale).
    # These prices are well-documented and rarely change.
    # Source: https://www.cloudflare.com/products/registrar/
    CLOUDFLARE_PRICES = {
        # Major TLDs (at wholesale cost)
        "com": {"reg": 10.44, "renew": 10.44, "transfer": 10.44},
        "net": {"reg": 11.94, "renew": 11.94, "transfer": 11.94},
        "org": {"reg": 10.11, "renew": 10.11, "transfer": 10.11},
        "info": {"reg": 11.44, "renew": 11.44, "transfer": 11.44},
        "biz": {"reg": 13.44, "renew": 13.44, "transfer": 13.44},
        "co": {"reg": 11.02, "renew": 11.02, "transfer": 11.02},
        "io": {"reg": 33.98, "renew": 33.98, "transfer": 33.98},
        "me": {"reg": 14.94, "renew": 14.94, "transfer": 14.94},
        "dev": {"reg": 11.94, "renew": 11.94, "transfer": 11.94},
        "app": {"reg": 14.94, "renew": 14.94, "transfer": 14.94},
        "xyz": {"reg": 10.44, "renew": 10.44, "transfer": 10.44},
        
        # ccTLDs supported by Cloudflare
        "uk": {"reg": 8.50, "renew": 8.50, "transfer": 8.50},
        "de": {"reg": 7.05, "renew": 7.05, "transfer": 7.05},
        "eu": {"reg": 9.00, "renew": 9.00, "transfer": 9.00},
        "nl": {"reg": 9.20, "renew": 9.20, "transfer": 9.20},
        "ca": {"reg": 12.42, "renew": 12.42, "transfer": 12.42},
        "fr": {"reg": 10.22, "renew": 10.22, "transfer": 10.22},
        "es": {"reg": 10.05, "renew": 10.05, "transfer": 10.05},
        "it": {"reg": 10.99, "renew": 10.99, "transfer": 10.99},
        
        # New gTLDs
        "club": {"reg": 11.94, "renew": 11.94, "transfer": 11.94},
        "shop": {"reg": 28.94, "renew": 28.94, "transfer": 28.94},
        "blog": {"reg": 25.94, "renew": 25.94, "transfer": 25.94},
        "site": {"reg": 25.94, "renew": 25.94, "transfer": 25.94},
        "live": {"reg": 21.94, "renew": 21.94, "transfer": 21.94},
        "cloud": {"reg": 19.94, "renew": 19.94, "transfer": 19.94},
    }
    
    async def scrape(self) -> list[TLDPriceData]:
        """
        Return Cloudflare's known at-cost pricing.
        
        Cloudflare doesn't have a public API for pricing, but their
        prices are well-documented and stable (at wholesale cost).
        
        Returns:
            List of TLDPriceData objects with Cloudflare pricing
        """
        results = []
        now = datetime.utcnow()
        
        for tld, prices in self.CLOUDFLARE_PRICES.items():
            results.append(TLDPriceData(
                tld=tld,
                registrar="cloudflare",
                registration_price=prices["reg"],
                renewal_price=prices["renew"],
                transfer_price=prices.get("transfer"),
                currency="USD",
                source="static",  # These are known prices, not scraped
                confidence=1.0,  # At-cost pricing is reliable
                scraped_at=now,
                notes="At-cost (wholesale) pricing",
            ))
        
        logger.info(f"Loaded {len(results)} Cloudflare at-cost prices")
        return results
    
    async def health_check(self) -> bool:
        """Check if Cloudflare is accessible."""
        try:
            async with httpx.AsyncClient(timeout=10.0) as client:
                response = await client.get(
                    self.base_url,
                    headers=self.get_headers(),
                    follow_redirects=True,
                )
                return response.status_code == 200
        except Exception as e:
            logger.debug(f"Cloudflare health check failed: {e}")
            return False