from __future__ import annotations

from typing import Any

DEFAULT_WELCOME_TEMPLATE = "你好！我是 AI 助手，有什么可以帮你的？"
DEFAULT_PAIRING_TEMPLATE = "收到你的访问请求，请输入配对码: {code}"
DEFAULT_APPROVED_TEMPLATE = "你的访问请求已获批准！"
DEFAULT_REJECTED_TEMPLATE = "你的访问请求已被拒绝。"
DEFAULT_ERROR_TEMPLATE = "抱歉，处理你的消息时出错: {error}"


class WeChatTemplateAdapter:
    @staticmethod
    def render_welcome(config: dict[str, Any], context: dict[str, Any] | None = None) -> str:
        return config.get("welcome_message", DEFAULT_WELCOME_TEMPLATE)

    @staticmethod
    def render_pairing(config: dict[str, Any], code: str) -> str:
        template = config.get("pairing_message", DEFAULT_PAIRING_TEMPLATE)
        return template.format(code=code)

    @staticmethod
    def render_approved(config: dict[str, Any], context: dict[str, Any] | None = None) -> str:
        return config.get("approved_message", DEFAULT_APPROVED_TEMPLATE)

    @staticmethod
    def render_rejected(config: dict[str, Any], context: dict[str, Any] | None = None) -> str:
        return config.get("rejected_message", DEFAULT_REJECTED_TEMPLATE)

    @staticmethod
    def render_error(config: dict[str, Any], error: str) -> str:
        template = config.get("error_message", DEFAULT_ERROR_TEMPLATE)
        return template.format(error=error)

    @staticmethod
    def render_system_notice(config: dict[str, Any], notice: str) -> str:
        return notice