from dataclasses import dataclass, field
from datetime import datetime
from typing import List, Dict, Any


@dataclass
class ScrapedItem:
    title: str
    content: str
    url: str
    timestamp: datetime = field(default_factory=datetime.now)

    def to_dict(self) -> Dict[str, Any]:
        return {
            'title': self.title,
            'content': self.content,
            'url': self.url,
            'timestamp': self.timestamp.isoformat()
        }


@dataclass
class ScrapedData:
    source: str
    strategy_name: str
    items: List[ScrapedItem] = field(default_factory=list)
    scraped_at: datetime = field(default_factory=datetime.now)
    total_items: int = 0

    def add_item(self, item: ScrapedItem):
        self.items.append(item)
        self.total_items = len(self.items)

    def to_dict(self) -> Dict[str, Any]:
        return {
            'source': self.source,
            'strategy_name': self.strategy_name,
            'items': [item.to_dict() for item in self.items],
            'scraped_at': self.scraped_at.isoformat(),
            'total_items': self.total_items
        }