"""币安交易所适配器占位：后期接入，接口与 OKX 对齐。"""

from __future__ import annotations

from typing import Any, Sequence

from ...config import Settings, get_settings
from ..types import BookLevel, MarketSnapshot, OptionPair, Quote


class BinanceExchange:
    name = "binance"

    def __init__(self, settings: Settings | None = None) -> None:
        self.settings = settings or get_settings()

    async def start(self) -> None:
        raise NotImplementedError("币安交易所模块尚未接入，请配置 EXCHANGE=okx")

    async def stop(self) -> None:
        return

    def list_option_contracts(self, family: str) -> list[dict[str, Any]]:
        raise NotImplementedError("BinanceExchange.list_option_contracts")

    def fetch_index(self, index_id: str) -> float | None:
        raise NotImplementedError("BinanceExchange.fetch_index")

    def fetch_mark(self, inst_id: str) -> float | None:
        raise NotImplementedError("BinanceExchange.fetch_mark")

    def fetch_book(
        self, inst_id: str, depth: int = 5
    ) -> tuple[list[BookLevel], list[BookLevel], int | None]:
        raise NotImplementedError("BinanceExchange.fetch_book")

    def get_ct_mult(self, option_inst_id: str, family: str, default: float) -> float:
        return float(default)

    def set_pair(self, pair: OptionPair | None) -> None:
        raise NotImplementedError("BinanceExchange.set_pair")

    def warm_and_subscribe(self, inst_ids: Sequence[str]) -> None:
        raise NotImplementedError("BinanceExchange.warm_and_subscribe")

    async def resubscribe(self, inst_ids: Sequence[str]) -> None:
        raise NotImplementedError("BinanceExchange.resubscribe")

    def quote(self, inst_id: str) -> Quote | None:
        return None

    def snapshot(self, perp_inst_id: str) -> MarketSnapshot:
        raise NotImplementedError("BinanceExchange.snapshot")

    def snapshot_dict(self, perp_inst_id: str) -> dict[str, Any]:
        raise NotImplementedError("BinanceExchange.snapshot_dict")

    def set_index_px(self, px: float | None) -> None:
        return

    def set_mark_px(self, inst_id: str, mark_px: float | None) -> None:
        return