from sqlalchemy import Column, Integer, String, ForeignKey, DateTime, func
from sqlalchemy.orm import relationship
from sqlalchemy.ext.declarative import declarative_base

Base = declarative_base()

class User(Base):
    __tablename__ = 'users'

    id = Column(Integer, primary_key=True, autoincrement=True, unique=True)
    nome = Column(String, nullable=False)
    email = Column(String, nullable=False, unique=True)
    senha_hash = Column(String, nullable=False)
    organizacao_id = Column(Integer, ForeignKey('organizacoes.id'), nullable=False)
    criado_em = Column(DateTime(timezone=True), server_default=func.now(), nullable=False)
    atualizado_em = Column(DateTime(timezone=True), onupdate=func.now())

    organizacao = relationship('Organizacao', back_populates='usuarios')
documentos = relationship('Documento', back_populates='usuario')