from __future__ import annotations

try:
    from backend.database import db
except ImportError:  # pragma: no cover - compatibility for direct service imports
    from database import db

# Scoring rules live in services/recommendation_service.py (B3) — this module
# only re-exports them so existing `stats_service.get_statistical_recommendation`
# callers keep working.
from services.recommendation_service import get_statistical_recommendation

__all__ = ['summary', 'heatmap', 'get_statistical_recommendation']


def summary() -> dict:
    return db.stats()


def heatmap() -> list[dict]:
    return db.heatmap()