"""User schemas."""
from pydantic import BaseModel, EmailStr
from datetime import datetime
from typing import Optional

class UserBase(BaseModel):
    """Base user schema."""
    username: str
    email: EmailStr
    full_name: Optional[str] = None

class UserCreate(UserBase):
    """Schema for creating a user."""
    password: str

class UserUpdate(BaseModel):
    """Schema for updating a user."""
    email: Optional[EmailStr] = None
    full_name: Optional[str] = None
    password: Optional[str] = None
    is_active: Optional[bool] = None

class UserResponse(UserBase):
    """Schema for user response."""
    id: int
    is_active: bool
    is_admin: bool
    created_at: datetime
    
    class Config:
        from_attributes = True

class UserLogin(BaseModel):
    """Schema for user login."""
    username: str
    password: str