from sqlalchemy import DateTime, ForeignKeyConstraint, Integer, PrimaryKeyConstraint, SmallInteger, String, UniqueConstraint, text
from sqlalchemy.orm import Mapped, mapped_column, relationship
from sqlalchemy.orm.base import Mapped
from core.database import Base

class PedimentoValidation(Base):
    __tablename__ = 'pedimento_validation'
    __table_args__ = (
        ForeignKeyConstraint(['pedimento_id'], ['a76.pedimentos.id'], ondelete='CASCADE', name='fk_pedimento_validation'),
        PrimaryKeyConstraint('id', name='pedimento_validation_pkey'),
        UniqueConstraint('pedimento_id', name='pedimento_validation_pedimento_id_key'),
        {'schema': 'a76'}
    )

    id = mapped_column(Integer)
    pedimento_id = mapped_column(Integer, nullable=False)
    validator = mapped_column(String(3))
    validation_ack = mapped_column(String(8))
    pre_ack = mapped_column(String(8))
    line_signature = mapped_column(String(50))
    electronic_signature = mapped_column(String(999))
    certificate_number = mapped_column(String(99))
    validator_id = mapped_column(Integer)
    responsible_id = mapped_column(Integer)
    created_at = mapped_column(DateTime, server_default=text('CURRENT_TIMESTAMP'))

    pedimento: Mapped['Pedimentos'] = relationship('Pedimentos', back_populates='pedimento_validation')