"""
系统配置相关Schema
"""
from pydantic import BaseModel, Field, validator
from typing import Optional, Dict, Any, List
from datetime import datetime
from enum import Enum


class ConfigType(str, Enum):
    """配置类型"""
    STRING = "STRING"
    NUMBER = "NUMBER"
    BOOLEAN = "BOOLEAN"
    JSON = "JSON"


class ConfigCategory(str, Enum):
    """配置分类"""
    GAME_ECONOMY = "GAME_ECONOMY"  # 游戏经济配置
    GAME_LOGIC = "GAME_LOGIC"  # 游戏逻辑配置
    SYSTEM_OPERATIONS = "SYSTEM_OPERATIONS"  # 系统运维配置
    UI_DISPLAY = "UI_DISPLAY"  # 界面显示配置


class SystemConfigBase(BaseModel):
    config_key: str = Field(..., min_length=1, max_length=64, description="配置键")
    config_value: str = Field(..., min_length=1, description="配置值")
    config_type: ConfigType = Field(default=ConfigType.STRING, description="配置类型")
    category: ConfigCategory = Field(default=ConfigCategory.SYSTEM_OPERATIONS, description="配置分类")
    description: Optional[str] = Field(None, max_length=255, description="配置描述")
    is_editable: bool = Field(default=True, description="是否可编辑")
    is_public: bool = Field(default=False, description="是否对前端公开")
    display_order: int = Field(default=0, ge=0, le=999, description="显示顺序")


class SystemConfigCreate(SystemConfigBase):
    pass


class SystemConfigUpdate(BaseModel):
    config_value: Optional[str] = Field(None, min_length=1, description="配置值")
    description: Optional[str] = Field(None, max_length=255, description="配置描述")
    is_editable: Optional[bool] = Field(None, description="是否可编辑")
    is_public: Optional[bool] = Field(None, description="是否对前端公开")
    display_order: Optional[int] = Field(None, ge=0, le=999, description="显示顺序")
    
    @validator('config_value')
    def validate_config_value(cls, v):
        if v is not None and len(v.strip()) == 0:
            raise ValueError('配置值不能为空')
        return v


class SystemConfigResponse(SystemConfigBase):
    id: int
    created_at: datetime
    updated_at: datetime

    class Config:
        from_attributes = True


class SystemConfigGroup(BaseModel):
    """配置分组"""
    category: ConfigCategory
    category_name: str
    category_description: str
    configs: List[SystemConfigResponse]


class SystemConfigBatchUpdate(BaseModel):
    """批量更新配置"""
    configs: Dict[str, Any] = Field(..., description="配置项字典")


class SystemConfigInit(BaseModel):
    """初始化系统配置"""
    configs: Dict[str, Dict[str, Any]] = Field(
        ...,
        description="初始配置项字典，格式：{key: {value, type, description, category}}"
    )


class SystemConfigValue(BaseModel):
    """配置值"""
    key: str
    value: str
    type: str


class ConfigValueUpdate(BaseModel):
    """更新配置值"""
    value: str


class SystemConfigSummary(BaseModel):
    """配置概览"""
    total_configs: int
    editable_configs: int
    public_configs: int
    category_counts: Dict[str, int]