from __future__ import annotations

from dataclasses import dataclass
from typing import Dict, List

@dataclass
class GoCAdapterEntry:
    adapter_id: str
    domains: List[str]
    contract_version: str
    repo: str | None = None

class GoCRegistry:
    def __init__(self) -> None:
        self._registry: Dict[str, GoCAdapterEntry] = {}

    def register_adapter(self, adapter_id: str, domains: List[str], contract_version: str, repo: str | None = None) -> None:
        self._registry[adapter_id] = GoCAdapterEntry(adapter_id, domains, contract_version, repo)

    def get_adapter(self, adapter_id: str) -> GoCAdapterEntry | None:
        return self._registry.get(adapter_id)

    def list_adapters(self) -> List[GoCAdapterEntry]:
        return list(self._registry.values())