tranlyvu/wiki-link

#!/usr/bin/env python
# -*- coding: utf-8 -*-

"""Provide Link - the main calss to initialize link table"""

# Third party modules
from sqlalchemy import Column, Integer, DateTime, text, ForeignKey

# own modules
from .base import Base

__author__ = "Tran Ly Vu (vutransingapore@gmail.com)"
__copyright__ = "Copyright (c) 2016 - 2019 Tran Ly Vu. All Rights Reserved."
__credits__ = ["Tranlyvu"]
__license__ = "Apache License 2.0"
__maintainer__ = "Tran Ly Vu"
__email__ = "vutransingapore@gmail.com"
__status__ = "Beta"


class Link(Base):
    """Link table"""

    __tablename__ = 'link'

    id = Column(Integer, primary_key=True)
    from_page_id = Column(Integer, ForeignKey('page.id'))
    to_page_id = Column(Integer, ForeignKey('page.id'))
    number_of_separation = Column(Integer, nullable=False)
    created = Column(DateTime, nullable=False,
                     server_default=text('CURRENT_TIMESTAMP'))

    def __repr__(self):
        return "<Link(from_page_id='%s', to_page_id='%s',\
                      number_of_separation='%s', created='%s')>" %( 
                                        self.from_page_id, 
                                        self.to_page_id,
                                        self.number_of_separation,
                                        self.created)