from pydantic import BaseModel, Field, EmailStr from typing import Optional from datetime import datetime class UserBase(BaseModel): username: str = Field(..., min_length=1, max_length=50) email: EmailStr = Field(..., max_length=100) first_name: str = Field(..., max_length=50) last_name: str = Field(..., max_length=50) class UserCreate(UserBase): password: str = Field(..., min_length=8, max_length=255) class Config: schema_extra = { "example": { "username": "johndoe", "email": "john@example.com", "password": "securepass123", "first_name": "John", "last_name": "Doe" } } class UserResponse(UserBase): is_active: bool = True is_verified: bool = False last_login: Optional[datetime] = None class Config: orm_mode = True schema_extra = { "example": { "username": "johndoe", "email": "john@example.com", "first_name": "John", "last_name": "Doe", "is_active": True, "is_verified": False, "last_login": "2023-01-01T00:00:00" } }