"""PollState — process-wide singleton."""
from collections import deque
from dataclasses import dataclass, field


@dataclass
class PollState:
    portfolio: dict | None = None
    news_sentiment: dict | None = None
    screener_preview: dict | None = None
    # Phase 3a additions
    minute_bars: dict[str, deque] = field(default_factory=dict)
    asking_price: dict[str, dict] = field(default_factory=dict)
    last_updated: dict[str, str] = field(default_factory=dict)
    fetch_errors: dict[str, int] = field(default_factory=dict)


state = PollState()