#!/usr/bin/env python3
"""
Geolocation utilities for IP lookups using ip-api.com.
"""

import requests
from typing import Optional, Dict, Any
from logger import get_app_logger

app_logger = get_app_logger()

# Cache for IP geolocation data to avoid repeated API calls
_geoloc_cache = {}


def fetch_ip_geolocation(ip_address: str) -> Optional[Dict[str, Any]]:
    """
    Fetch geolocation data for an IP address using ip-api.com.

    Args:
        ip_address: IP address to lookup

    Returns:
        Dictionary containing geolocation data or None if lookup fails
    """
    # Check cache first
    if ip_address in _geoloc_cache:
        return _geoloc_cache[ip_address]
    # This is now replacing lcrawl to fetch IP data like latitude/longitude, city, etc...
    try:
        # Use ip-api.com API for geolocation
        url = f"http://ip-api.com/json/{ip_address}"
        params = {
            "fields": "status,message,country,countryCode,region,regionName,city,zip,lat,lon,timezone,isp,org,as,reverse,mobile,proxy,hosting,query"
        }

        response = requests.get(url, params=params, timeout=5)
        response.raise_for_status()

        data = response.json()

        # Check if the API call was successful
        if data.get("status") != "success":
            app_logger.warning(
                f"IP lookup failed for {ip_address}: {data.get('message')}"
            )
            return None

        # Cache the result
        _geoloc_cache[ip_address] = data

        app_logger.debug(f"Fetched geolocation for {ip_address}")
        return data

    except requests.RequestException as e:
        app_logger.warning(f"Geolocation API call failed for {ip_address}: {e}")
        return None
    except Exception as e:
        app_logger.error(f"Error fetching geolocation for {ip_address}: {e}")
        return None


def extract_geolocation_from_ip(ip_address: str) -> Optional[Dict[str, Any]]:
    """
    Extract geolocation data for an IP address.

    Args:
        ip_address: IP address to lookup

    Returns:
        Dictionary with city, country, lat, lon, and other geolocation data or None
    """
    geoloc_data = fetch_ip_geolocation(ip_address)
    if not geoloc_data:
        return None

    return {
        "city": geoloc_data.get("city"),
        "country": geoloc_data.get("country"),
        "country_code": geoloc_data.get("countryCode"),
        "region": geoloc_data.get("region"),
        "region_name": geoloc_data.get("regionName"),
        "latitude": geoloc_data.get("lat"),
        "longitude": geoloc_data.get("lon"),
        "timezone": geoloc_data.get("timezone"),
        "isp": geoloc_data.get("isp"),
        "org": geoloc_data.get("org"),
        "reverse": geoloc_data.get("reverse"),
        "is_proxy": geoloc_data.get("proxy"),
        "is_hosting": geoloc_data.get("hosting"),
    }


def fetch_blocklist_data(ip_address: str) -> Optional[Dict[str, Any]]:
    """
    Fetch blocklist data for an IP address using lcrawl API.

    Args:
        ip_address: IP address to lookup

    Returns:
        Dictionary containing blocklist information or None if lookup fails
    """
    # This is now used only for ip reputation
    try:
        api_url = "https://iprep.lcrawl.com/api/iprep/"
        params = {"cidr": ip_address}
        headers = {"Content-Type": "application/json"}
        response = requests.get(api_url, headers=headers, params=params, timeout=10)

        if response.status_code == 200:
            payload = response.json()
            if payload.get("results"):
                results = payload["results"]
                # Get the most recent result (first in list, sorted by record_added)
                most_recent = results[0]
                list_on = most_recent.get("list_on", {})

                app_logger.debug(f"Fetched blocklist data for {ip_address}")
                return list_on
    except requests.RequestException as e:
        app_logger.warning(f"Failed to fetch blocklist data for {ip_address}: {e}")
    except Exception as e:
        app_logger.error(f"Error processing blocklist data for {ip_address}: {e}")

    return None