# -*- coding: utf-8 -*-

# Copyright (C) 2014 Avencall
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>

from sqlalchemy.orm import relationship
from sqlalchemy.schema import Column, ForeignKey, ForeignKeyConstraint, CheckConstraint
from sqlalchemy.types import Integer

from xivo_dao.alchemy.func_key import FuncKey
from xivo_dao.alchemy.meetmefeatures import MeetmeFeatures
from xivo_dao.helpers.db_manager import Base


class FuncKeyDestConference(Base):
    __tablename__ = 'func_key_dest_conference'
    __table_args__ = (
        ForeignKeyConstraint(['func_key_id', 'destination_type_id'],
                             ['func_key.id', 'func_key.destination_type_id']),
        CheckConstraint('destination_type_id = 4')
    )

    func_key_id = Column(Integer, primary_key=True)
    destination_type_id = Column(Integer, primary_key=True, server_default="4")
    conference_id = Column(Integer, ForeignKey('meetmefeatures.id'), primary_key=True)

    func_key = relationship(FuncKey)
    conference = relationship(MeetmeFeatures)
