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# Copyright (C) 2007-2016 by the Free Software Foundation, Inc.
#
# This file is part of GNU Mailman.
#
# GNU Mailman 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.
#
# GNU Mailman 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
# GNU Mailman.  If not, see <http://www.gnu.org/licenses/>.

"""Model for messages."""

__all__ = [
    'Message',
    ]


from mailman.database.model import Model
from mailman.database.transaction import dbconnection
from mailman.interfaces.messages import IMessage
from sqlalchemy import Column, Integer, Unicode
from zope.interface import implementer



@implementer(IMessage)
class Message(Model):
    """A message in the message store."""

    __tablename__ = 'message'

    id = Column(Integer, primary_key=True)
    # This is a Messge-ID field representation, not a database row id.
    message_id = Column(Unicode)
    message_id_hash = Column(Unicode)
    path = Column(Unicode)

    @dbconnection
    def __init__(self, store, message_id, message_id_hash, path):
        super().__init__()
        self.message_id = message_id
        self.message_id_hash = message_id_hash
        self.path = path
        store.add(self)