# mypy: disable-error-code=no-untyped-def
"""Whitemagic v5.1 - Haskell Logic Bridge (Stub).

Enables communication with the IChing.hs symbolic solver.
"""

import logging
from typing import Any

logger = logging.getLogger(__name__)

class HaskellBridge:
    def __init__(self):
        self._available = False

    def check_availability(self) -> bool:
        return bool(self._available)

    def calculate_balance(self, inputs: list[float]) -> dict[str, Any]:
        """Proxy symbolic balance logic to Haskell."""
        if not self._available:
            return {"status": "fallback", "balance": sum(inputs) / len(inputs) if inputs else 0.5}

        return {"status": "haskell_balanced", "balance": 0.8}

_global_bridge = None

def get_haskell_bridge() -> HaskellBridge:
    global _global_bridge
    if _global_bridge is None:
        _global_bridge = HaskellBridge()
    return _global_bridge
