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

if TYPE_CHECKING:
    from api.v1.modules.a76.pedmientos.models.pedimentos import Pedimentos

class PedimentoValidation(Base):
    __tablename__ = 'pedimento_validation' #PedimentoValidacion
    __table_args__ = (
        ForeignKeyConstraint(['tenant_id'], ['a76.tenants.id']),        
        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)
    tenant_id = mapped_column(Integer, nullable=False, index=True)
    validator = mapped_column(String(3)) #validador
    validation_ack = mapped_column(String(8)) #acuse_validacion
    pre_ack = mapped_column(String(8)) #acuse_previo
    line_signature = mapped_column(String(50)) #firma_linea_captura
    electronic_signature = mapped_column(String(999)) #firma_electronica
    certificate_number = mapped_column(String(99)) #numero_certificado
    validator_id = mapped_column(Integer)
    responsible_id = mapped_column(Integer)
    created_at: Mapped[datetime] = mapped_column(DateTime, nullable=False, default=func.now())
    updated_at: Mapped[datetime] = mapped_column(DateTime, nullable=False, default=func.now(), onupdate=func.now())
    deleted_at: Mapped[datetime | None] = mapped_column(DateTime, nullable=True)



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