from pydantic import BaseModel, Field, HttpUrl
from typing import Optional, List, Any, Dict, Union
from datetime import datetime
from enum import Enum
from app.models.dress import GarmentType

class GarmentType(str, Enum):
    TOP_GARMENT = "TOP_GARMENT"
    BOTTOM_GARMENT = "BOTTOM_GARMENT"

class DressBase(BaseModel):
    """服装基础模型"""
    name: str = Field(..., description="服装名称", example="夏季连衣裙")
    image_url: Optional[str] = Field(None, description="服装图片URL", example="https://example.com/dress1.jpg")
    garment_type: Optional[GarmentType] = Field(None, description="服装类型(上衣/下衣)", example="TOP_GARMENT")
    description: Optional[str] = Field(None, description="服装描述", example="一款适合夏季穿着的轻薄连衣裙")

class DressCreate(DressBase):
    """创建服装的请求模型"""
    pass

class DressUpdate(BaseModel):
    """更新服装的请求模型"""
    name: Optional[str] = Field(None, description="服装名称", example="夏季连衣裙")
    image_url: Optional[str] = Field(None, description="服装图片URL", example="https://example.com/dress1.jpg")
    garment_type: Optional[GarmentType] = Field(None, description="服装类型(上衣/下衣)", example="TOP_GARMENT")
    description: Optional[str] = Field(None, description="服装描述", example="一款适合夏季穿着的轻薄连衣裙")

class DressInDB(DressBase):
    """数据库中的服装模型"""
    id: int
    created_at: datetime
    updated_at: datetime
    
    class Config:
        orm_mode = True

class DressResponse(DressInDB):
    """服装API响应模型"""
    pass

class PaginatedResponse(BaseModel):
    """通用分页响应"""
    items: List[Any]
    total: int
    page: int
    size: int
    
    class Config:
        orm_mode = True

class StandardResponse(BaseModel):
    """标准API响应格式"""
    code: int = 200
    message: str = "操作成功"
    data: Optional[Any] = None