"""
国家配置管理
"""
from typing import Dict, Optional
from ..core.enums import Nation


class NationConfig:
    """国家配置类"""
    
    # 国家首都映射
    CAPITAL_CITIES = {
        Nation.GERMANY: "Berlin",
        Nation.USA: "Washington", 
        Nation.UK: "London",
        Nation.JAPAN: "Tokyo",
        Nation.SOVIET: "Moscow",
        Nation.FINLAND: "Helsinki",
        Nation.POLAND: "Warsaw", 
        Nation.FRANCE: "Paris",
        Nation.ITALY: "Rome"
    }
    
    # 国家中文名映射
    NATION_CHINESE_NAMES = {
        Nation.GERMANY: "德国",
        Nation.USA: "美国",
        Nation.UK: "英国", 
        Nation.JAPAN: "日本",
        Nation.SOVIET: "苏联",
        Nation.FINLAND: "芬兰",
        Nation.POLAND: "波兰",
        Nation.FRANCE: "法国",
        Nation.ITALY: "意大利"
    }
    
    @classmethod
    def get_capital(cls, nation: Nation) -> str:
        """获取国家首都"""
        return cls.CAPITAL_CITIES.get(nation, "Unknown")
    
    @classmethod
    def get_chinese_name(cls, nation: Nation) -> str:
        """获取国家中文名"""
        return cls.NATION_CHINESE_NAMES.get(nation, str(nation))
    
    @classmethod
    def is_valid_major_minor_combo(cls, major: Nation, minor: Nation) -> bool:
        """
        检查主国和盟国组合是否有效
        
        Args:
            major: 主国
            minor: 盟国
        
        Returns:
            是否为有效组合
        """
        # 主国必须是Major国家
        if major not in Nation.get_majors():
            return False
        
        # 盟国必须在所有国家中
        if minor not in Nation.get_all():
            return False
        
        # 主国和盟国不能相同
        if major == minor:
            return False
        
        return True
    
    @classmethod
    def get_hq_name(cls, nation: Nation) -> str:
        """
        获取国家的HQ名称
        
        Args:
            nation: 国家
        
        Returns:
            HQ名称
        """
        capital = cls.get_capital(nation)
        chinese_name = cls.get_chinese_name(nation)
        return f"{capital} HQ ({chinese_name})"
    
    @classmethod
    def validate_deck_composition(cls, major: Nation, minor: Nation) -> Dict[str, any]:
        """
        验证卡组构成的国家配置
        
        Args:
            major: 主国
            minor: 盟国
        
        Returns:
            验证结果字典
        """
        result = {
            'valid': True,
            'errors': [],
            'warnings': [],
            'info': {}
        }
        
        # 检查主国
        if major not in Nation.get_majors():
            result['valid'] = False
            result['errors'].append(f"主国 {major} 不在允许的主要国家列表中")
        
        # 检查盟国
        if minor not in Nation.get_all():
            result['valid'] = False
            result['errors'].append(f"盟国 {minor} 不是有效的国家")
        
        # 检查是否相同
        if major == minor:
            result['valid'] = False
            result['errors'].append("主国和盟国不能相同")
        
        # 添加信息
        if result['valid']:
            result['info'] = {
                'major_nation': {
                    'name': major,
                    'chinese_name': cls.get_chinese_name(major),
                    'capital': cls.get_capital(major),
                    'hq_name': cls.get_hq_name(major)
                },
                'minor_nation': {
                    'name': minor,
                    'chinese_name': cls.get_chinese_name(minor),
                    'capital': cls.get_capital(minor),
                    'hq_name': cls.get_hq_name(minor)
                }
            }
        
        return result