from __future__ import annotations

from typing import Any, Dict


def to_canonical(local_problem: Dict[str, Any]) -> Dict[str, Any]:
    """Convert a local problem description into a simple canonical representation.

    This is a lightweight bridge shim intended for MVP interoperability. It does not
    implement real cryptographic guarantees, but provides a stable surface for
    adapters to interoperate using a vendor-agnostic representation.
    """
    # Basic normalization; in a real system this would be richer and versioned.
    canonical = {
        "Objects": {
            "LocalProblems": [local_problem],
        },
        "Morphisms": [],
        "Functors": [],
    }
    return canonical


def from_canonical(canonical: Dict[str, Any]) -> Dict[str, Any]:
    """Inverse of to_canonical for MVP playgrounds."""
    objs = canonical.get("Objects", {})
    return {"LocalProblems": objs.get("LocalProblems", [])}


class EnergiBridge:
    """EnergiBridge façade: canonical <-> local representation bridge for MVP."""

    @staticmethod
    def to_canonical(local_problem: Dict[str, Any]) -> Dict[str, Any]:
        return to_canonical(local_problem)

    @staticmethod
    def from_canonical(canonical: Dict[str, Any]) -> Dict[str, Any]:
        return from_canonical(canonical)