from pydantic import BaseModel, EmailStr, field_validator
from datetime import datetime, date
from typing import Optional


class RegisterIn(BaseModel):
    name: str
    email: EmailStr
    password: str

    # Campos opcionais — enriquecimento de perfil (feature 012)
    phone: Optional[str] = None
    whatsapp: Optional[str] = None
    cpf: Optional[str] = None
    birth_date: Optional[date] = None
    address_street: Optional[str] = None
    address_number: Optional[str] = None
    address_complement: Optional[str] = None
    address_neighborhood: Optional[str] = None
    address_city: Optional[str] = None
    address_state: Optional[str] = None
    address_zip: Optional[str] = None

    @field_validator("name")
    @classmethod
    def name_not_empty(cls, v: str) -> str:
        if not v.strip():
            raise ValueError("Nome não pode ser vazio")
        if len(v.strip()) < 2:
            raise ValueError("Nome deve ter pelo menos 2 caracteres")
        return v.strip()

    @field_validator("email")
    @classmethod
    def email_lowercase(cls, v: str) -> str:
        return v.lower().strip()

    @field_validator("password")
    @classmethod
    def password_min_length(cls, v: str) -> str:
        if len(v) < 8:
            raise ValueError("Senha deve ter pelo menos 8 caracteres")
        return v


class LoginIn(BaseModel):
    email: EmailStr
    password: str

    @field_validator("email")
    @classmethod
    def email_lowercase(cls, v: str) -> str:
        return v.lower().strip()


class UserOut(BaseModel):
    id: str
    name: str
    email: str
    role: str
    created_at: datetime

    model_config = {"from_attributes": True}


class AuthTokenOut(BaseModel):
    access_token: str
    user: UserOut