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


class UsuarioBase(BaseModel):
    nome: str = Field(
        ...,
        description="Nome do usuário",
        min_length=1,
        max_length=150,
    )
    ativo: bool = Field(True, description="Status ativo/inativo do usuário")

    model_config = ConfigDict(from_attributes=True, validate_assignment=True)


class UsuarioCreate(UsuarioBase):
    pass


class UsuarioUpdate(BaseModel):
    nome: Optional[str] = Field(None, min_length=1, max_length=150)
    ativo: Optional[bool] = Field(None)
    ultimo_login: Optional[datetime] = Field(None)

    model_config = ConfigDict(from_attributes=True, validate_assignment=True)


class Usuario(UsuarioBase):
    id: int = Field(..., description="ID do usuário")
    data_criacao: datetime = Field(..., description="Data de criação")
    ultimo_login: Optional[datetime] = Field(None, description="Último login")

    model_config = ConfigDict(from_attributes=True)


class UsuarioResponse(Usuario):
    pass