from typing import Tuple
from danding_bot.plugins.danding_points import points_api
from .config import Config


class PointsService:
    def __init__(self, config: Config):
        self.config = config

    async def spend_bet_points(
        self, user_id: str, amount: int, reason: str = "赛马下注"
    ) -> Tuple[bool, int]:
        """Deduct points for betting with retry."""
        success, balance = await points_api.spend_points(
            user_id, amount, "horse_race", reason
        )
        if not success:
            success, balance = await points_api.spend_points(
                user_id, amount, "horse_race", reason
            )
        return success, balance

    async def refund_bet_points(
        self, user_id: str, amount: int, reason: str = "取消报名退还"
    ) -> Tuple[bool, int]:
        """Refund bet points."""
        return await points_api.add_points(user_id, amount, "horse_race", reason)

    async def payout_winnings(
        self, user_id: str, amount: int, odds: float
    ) -> Tuple[bool, int]:
        """Payout bet winnings."""
        payout = int(amount * odds)
        reason = f"下注获胜 ×{odds:.2f}"
        return await points_api.add_points(user_id, payout, "horse_race", reason)

    async def reward_participant(self, user_id: str) -> Tuple[bool, int]:
        """Reward race participant."""
        return await points_api.add_points(
            user_id,
            self.config.PARTICIPANT_REWARD,
            "horse_race",
            "参赛奖励",
        )

    async def reward_champion(self, user_id: str) -> Tuple[bool, int]:
        """Reward race champion."""
        return await points_api.add_points(
            user_id,
            self.config.CHAMPION_REWARD,
            "horse_race",
            "冠军奖励",
        )

    async def set_points(
        self, user_id: str, amount: int, reason: str = "测试设置积分"
    ) -> Tuple[bool, int]:
        """Set user points (for testing)."""
        return await points_api.set_points(user_id, amount, "horse_race", reason)

    async def get_balance(self, user_id: str) -> int:
        """Get user balance."""
        return await points_api.get_balance(user_id)