from pydantic import BaseModel, ConfigDict
from typing import Optional
from datetime import datetime

class UserBase(BaseModel):
    username: str
    email: str
    avatar: Optional[str] = None
    is_active: Optional[bool] = True
    is_admin: Optional[bool] = False

class UserCreate(UserBase):
    password: str

class UserUpdate(BaseModel):
    username: Optional[str] = None
    email: Optional[str] = None
    avatar: Optional[str] = None
    is_active: Optional[bool] = None
    is_admin: Optional[bool] = None
    password: Optional[str] = None

class ResendVerificationRequest(BaseModel):
    username: str

class UserResponse(UserBase):
    id: int
    created_at: datetime

    model_config = ConfigDict(from_attributes=True)