from __future__ import annotations
from PWF.Convention.Runtime.Architecture import *
from PWF.Convention.Runtime.GlobalConfig import ConsoleFrontColor, ProjectConfig

from Plugins.WPSAPI import GuideEntry, WPSAPI
from Plugins.WPSConfigSystem import WPSConfigAPI

from .WPSRedPacketService import RedPacket, RedPacketType, WPSRedPacketService

logger: ProjectConfig = Architecture.Get(ProjectConfig)


class WPSRedPacketBase(WPSAPI):
    """红包插件公共基类，封装参数解析与输出模板。"""
    @override
    def wake_up(self) -> None:
        pass

    def dependencies(self) -> List[type]:
        return [WPSAPI, WPSConfigAPI, WPSRedPacketService]

    def is_enable_plugin(self) -> bool:
        return True

    def collect_command_entries(self) -> Sequence[GuideEntry]:
        return ()

    # region Helpers

    def red_packet_service(self) -> WPSRedPacketService:
        return Architecture.Get(WPSRedPacketService)

    def config_api(self) -> WPSConfigAPI:
        return Architecture.Get(WPSConfigAPI)

    def parse_amount_and_slots(
        self,
        tokens: Sequence[str],
        *,
        require_slots: bool = True,
    ) -> Tuple[int, int, List[str]]:
        service = self.red_packet_service()
        remaining_tokens = list(tokens)
        amount = service.get_default_amount()
        slots = service.get_default_slots()

        if remaining_tokens:
            amount_token = remaining_tokens.pop(0)
            if amount_token.isdigit():
                amount = int(amount_token)
            else:
                remaining_tokens.insert(0, amount_token)

        if require_slots and remaining_tokens:
            slot_token = remaining_tokens.pop(0)
            if slot_token.isdigit():
                slots = int(slot_token)
            else:
                remaining_tokens.insert(0, slot_token)
        elif not require_slots:
            slots = 1

        return amount, slots, remaining_tokens

    def validate_amount_and_slots(self, amount: int, slots: int) -> None:
        if amount <= 0:
            raise ValueError("红包金额必须大于0")
        if slots <= 0:
            raise ValueError("红包份数必须大于0")
        if amount < slots:
            raise ValueError("红包金额不能小于份数")

    def ensure_sufficient_points(self, user_id: int, amount: int) -> None:
        points = self.config_api().get_user_points(user_id)
        if points < amount:
            raise ValueError("积分不足，无法发放红包")

    def format_packet_message(self, packet: RedPacket, extra_hint: str | None = None) -> str:
        type_label = {
            RedPacketType.RANDOM: "手气红包",
            RedPacketType.PASSWORD: "口令红包",
            RedPacketType.EXCLUSIVE: "专属红包",
        }.get(packet.packet_type, packet.packet_type.value)
        lines = [
            "# 🎁 红包已发出",
            f"- 红包ID：`{packet.packet_id}`",
            f"- 类型：{type_label}",
            f"- 总额：{packet.total_amount} 分",
            f"- 份数：{packet.total_slots}",
            f"- 指令：`抢红包 {packet.packet_id}`",
        ]
        if packet.packet_type == RedPacketType.EXCLUSIVE and packet.exclusive_username:
            lines.append(f"- 专属对象：{packet.exclusive_username}")
        if extra_hint:
            lines.append(extra_hint)
        return "\n".join(lines)

    def format_error(self, message: str) -> str:
        logger.Log("Warning", f"{ConsoleFrontColor.YELLOW}{message}{ConsoleFrontColor.RESET}")
        return f"❌ {message}"

    # endregion


__all__ = ["WPSRedPacketBase"]