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

# Newspipe - A Web based news aggregator.
# Copyright (C) 2010-2016  Cédric Bonhomme - https://www.cedricbonhomme.org
#
# For more information : https://github.com/newspipe/newspipe
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero 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 Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.

__author__ = "Cedric Bonhomme"
__version__ = "$Revision: 0.1 $"
__date__ = "$Date: 2016/12/07 $"
__revision__ = "$Date: 2016/12/07 $"
__copyright__ = "Copyright (c) Cedric Bonhomme"
__license__ = "GPLv3"

from bootstrap import db
from datetime import datetime
from sqlalchemy.orm import validates
from sqlalchemy.ext.associationproxy import association_proxy

from web.models.right_mixin import RightMixin


bookmarktags_table = db.Table('bookmarktags', db.metadata,
    db.Column('bookmark_id', db.Integer, db.ForeignKey("bookmark.id"),
           primary_key=True),
    db.Column('tag_text', db.String, db.ForeignKey("BookmarkTag.text"),
           primary_key=True)
)

class Bookmark(db.Model, RightMixin):
    """
    Represent a bookmark.
    """
    id = db.Column(db.Integer(), primary_key=True)
    href = db.Column(db.String(), default="")
    title = db.Column(db.String(), default="")
    description = db.Column(db.String(), default="FR")
    shared = db.Column(db.Boolean(), default=False)
    to_read = db.Column(db.Boolean(), default=False)
    time = db.Column(db.DateTime(), default=datetime.utcnow)
    user_id = db.Column(db.Integer(), db.ForeignKey('user.id'))

    # relationships
    tag_objs = db.relationship("BookmarkTag", secondary=lambda: bookmarktags_table)
    # tag_objs = db.relationship('BookmarkTag', back_populates='bookmark',
    #                         cascade='all,delete-orphan',
    #                         lazy=False,
    #                         foreign_keys='[BookmarkTag.bookmark_id]')
    tags = association_proxy('tag_objs', 'text')


    @validates('description')
    def validates_title(self, key, value):
        return str(value).strip()

    @validates('extended')
    def validates_description(self, key, value):
        return str(value).strip()

    def __repr__(self):
        return '<Bookmark %r>' % (self.href)