"""
XorPay 支付渠道实现
文档: https://xorpay.com
"""
import hashlib
from typing import Any, Dict, Optional

from .base import PaymentProvider


class XorPayProvider(PaymentProvider):
    """XorPay 支付"""

    def __init__(self, aid: str, secret: str, cashier_url: str = "https://xorpay.com/api/cashier"):
        self.aid = aid
        self.secret = secret
        self.cashier_url = cashier_url.rstrip("/")

    @property
    def name(self) -> str:
        return "xorpay"

    def _sign(self, name: str, pay_type: str, price: str, order_id: str, notify_url: str) -> str:
        raw = name + pay_type + price + order_id + notify_url + self.secret
        return hashlib.md5(raw.encode("utf-8")).hexdigest().lower()

    def create_order(
        self,
        *,
        order_id: str,
        name: str,
        total_fee_yuan: str,
        pay_type: str,
        notify_url: str,
        return_url: Optional[str] = None,
        client_ip: Optional[str] = None,
        extra: Optional[Dict[str, Any]] = None,
    ) -> Dict[str, Any]:
        # XorPay 使用 jsapi 表示 H5/JSAPI 支付
        channel_pay_type = "jsapi"
        params = {
            "name": name,
            "pay_type": channel_pay_type,
            "price": total_fee_yuan,
            "order_id": order_id,
            "notify_url": notify_url,
        }
        params["sign"] = self._sign(
            params["name"],
            params["pay_type"],
            params["price"],
            params["order_id"],
            params["notify_url"],
        )
        return {
            "status": "ok",
            "provider": self.name,
            "params": params,
            "pay_url": f"{self.cashier_url}/{self.aid}",
        }

    def verify_notify(self, data: Dict[str, Any]) -> bool:
        received_sign = data.get("sign", "")
        aoid = data.get("aoid", "")
        order_id = data.get("order_id", "")
        pay_price = data.get("pay_price", "")
        pay_time = data.get("pay_time", "")
        raw = aoid + order_id + pay_price + pay_time + self.secret
        calculated = hashlib.md5(raw.encode("utf-8")).hexdigest().lower()
        return calculated == received_sign

    def parse_notify(self, data: Dict[str, Any]) -> Dict[str, Any]:
        return {
            "order_id": data.get("order_id", ""),
            "trade_no": data.get("aoid", ""),
            "pay_price": data.get("pay_price", ""),
            "pay_time": data.get("pay_time", ""),
            "trade_status": "success",  # XorPay 验签通过即视为成功
        }

    def success_response(self) -> str:
        return "ok"