"""
Web Fetch Tool

Web content fetching and screenshot tool.
"""

import asyncio
from typing import Dict, Any, Optional, List
from dataclasses import dataclass


@dataclass
class FetchResult:
    """Fetch result container"""

    url: str
    title: Optional[str]
    content: str
    images: List[str]
    links: List[str]
    status: int


class WebFetch:
    """Web fetch tool"""

    def __init__(self, config: dict):
        self.timeout = config.get("timeout", 30)
        self.user_agent = config.get("user_agent", "Mozilla/5.0 (compatible; Jarvis/1.0)")

    async def fetch(
        self,
        url: str,
        include_images: bool = True,
    ) -> Dict[str, Any]:
        """Fetch web page content"""
        try:
            result = await self._do_fetch(url, include_images)
            return {
                "status": "success",
                "result": {
                    "url": result.url,
                    "title": result.title,
                    "content": result.content,
                    "images": result.images if include_images else [],
                    "links": result.links,
                    "status": result.status,
                },
            }
        except Exception as e:
            return {"status": "error", "error": str(e)}

    async def _do_fetch(
        self,
        url: str,
        include_images: bool,
    ) -> FetchResult:
        """Perform actual fetch (placeholder - needs httpx)"""
        return FetchResult(
            url=url,
            title="Placeholder Title",
            content="This is placeholder content. Configure httpx/beautifulsoup4 for real fetching.",
            images=[],
            links=[],
            status=200,
        )

    async def screenshot(
        self,
        url: str,
    ) -> Dict[str, Any]:
        """Take screenshot of web page (placeholder)"""
        return {
            "status": "error",
            "error": "Screenshot requires puppeteer or playwright integration",
        }


def create_web_fetch_executor(config: dict):
    """Create web fetch executor"""
    fetcher = WebFetch(config)

    async def execute(command: str, parameters: dict) -> dict:
        if command == "fetch":
            return await fetcher.fetch(**parameters)
        elif command == "screenshot":
            return await fetcher.screenshot(**parameters)
        else:
            return {"status": "error", "error": f"Unknown command: {command}"}

    return execute
