"""
OSINT engine for username and person search.
"""
from typing import Dict, List, Any, Optional
import asyncio
import json
import requests
from bs4 import BeautifulSoup
import whois
from holehe.core import *
from geopy.geocoders import Nominatim
from tenacity import retry, stop_after_attempt, wait_exponential
from duckduckgo_search import DDGS

class OSINTEngine:
    def __init__(self):
        self.geolocator = Nominatim(user_agent="ise_search")
        self.holehe_modules = import_submodules("holehe.modules")
        self.known_platforms = [
            "twitter.com", "facebook.com", "instagram.com", "linkedin.com",
            "github.com", "youtube.com", "reddit.com", "pinterest.com",
            "medium.com", "tumblr.com", "flickr.com", "vimeo.com"
        ]
    
    async def search_username(self, username: str) -> Dict[str, Any]:
        """Search for username across platforms."""
        results = {
            "found": [],
            "not_found": [],
            "error": []
        }
        
        # Manual platform check
        for platform in self.known_platforms:
            try:
                url = f"https://{platform}/{username}"
                response = requests.head(url, timeout=5, allow_redirects=True)
                if response.status_code == 200:
                    results["found"].append({
                        "platform": platform.split(".")[0].title(),
                        "url": url
                    })
                else:
                    results["not_found"].append(platform.split(".")[0].title())
            except Exception as e:
                results["error"].append({
                    "platform": platform,
                    "error": str(e)
                })
        
        # Run holehe checks
        try:
            holehe_results = []
            for module in self.holehe_modules:
                try:
                    check_func = getattr(module, "check")
                    out = await check_func(username)
                    if out and out.get("exists"):
                        results["found"].append({
                            "platform": out["name"],
                            "url": out.get("url", ""),
                            "email": out.get("email", "")
                        })
                except Exception as e:
                    print(f"Error in holehe module {module.__name__}: {e}")
            
            results["holehe"] = holehe_results
        except Exception as e:
            print(f"Error running holehe: {e}")
        
        return results
    
    @retry(stop=stop_after_attempt(3), wait=wait_exponential(multiplier=1, min=4, max=10))
    async def search_person(self, name: str, location: Optional[str] = None, age: Optional[int] = None) -> Dict[str, Any]:
        """Search for person information."""
        results = {
            "basic_info": {},
            "social_profiles": [],
            "locations": [],
            "possible_relatives": [],
            "error": None
        }
        
        try:
            # Geocode location if provided
            if location:
                try:
                    loc = self.geolocator.geocode(location)
                    if loc:
                        results["locations"].append({
                            "address": loc.address,
                            "latitude": loc.latitude,
                            "longitude": loc.longitude
                        })
                except Exception as e:
                    print(f"Error geocoding location: {e}")
            
            # Basic search query
            search_query = f"{name}"
            if location:
                search_query += f" {location}"
            if age:
                search_query += f" {age} years old"
            
            # Use DuckDuckGo for initial search
            with DDGS() as ddgs:
                search_results = [r for r in ddgs.text(search_query, max_results=10)]
            
            for result in search_results:
                try:
                    url = result["link"]
                    # Check if URL is from a known social platform
                    if any(platform in url.lower() for platform in self.known_platforms):
                        platform = next(p for p in self.known_platforms if p in url.lower())
                        results["social_profiles"].append({
                            "platform": platform.split(".")[0].title(),
                            "url": url,
                            "title": result.get("title", "")
                        })
                except Exception as e:
                    print(f"Error processing search result: {e}")
            
        except Exception as e:
            results["error"] = str(e)
        
        return results
    
    @retry(stop=stop_after_attempt(3), wait=wait_exponential(multiplier=1, min=4, max=10))
    async def domain_lookup(self, domain: str) -> Dict[str, Any]:
        """Perform WHOIS lookup for a domain."""
        try:
            w = whois.whois(domain)
            return {
                "domain_name": w.domain_name,
                "registrar": w.registrar,
                "creation_date": w.creation_date,
                "expiration_date": w.expiration_date,
                "name_servers": w.name_servers,
                "status": w.status,
                "emails": w.emails,
                "dnssec": w.dnssec,
                "name": w.name,
                "org": w.org,
                "address": w.address,
                "city": w.city,
                "state": w.state,
                "zipcode": w.zipcode,
                "country": w.country
            }
        except Exception as e:
            return {"error": str(e)}
    
    async def analyze_social_profile(self, url: str) -> Dict[str, Any]:
        """Analyze a social media profile."""
        results = {
            "profile_info": {},
            "recent_activity": [],
            "connections": [],
            "error": None
        }
        
        try:
            headers = {
                "User-Agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36"
            }
            response = requests.get(url, headers=headers, timeout=10)
            response.raise_for_status()
            
            soup = BeautifulSoup(response.text, "html.parser")
            
            # Extract basic profile info
            results["profile_info"]["title"] = soup.title.string if soup.title else None
            
            # Extract meta information
            for meta in soup.find_all("meta"):
                property = meta.get("property", "")
                content = meta.get("content", "")
                
                if "og:title" in property:
                    results["profile_info"]["og_title"] = content
                elif "og:description" in property:
                    results["profile_info"]["og_description"] = content
                elif "og:image" in property:
                    results["profile_info"]["og_image"] = content
            
        except Exception as e:
            results["error"] = str(e)
        
        return results