# ListedSubWindow.py -- Pamhyr
# Copyright (C) 2023  INRAE
#
# 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 <https://www.gnu.org/licenses/>.

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

import logging
from functools import reduce

logger = logging.getLogger()

class ListedSubWindow(object):
    def __init__(self):
        super(ListedSubWindow, self).__init__()
        self.sub_win_cnt = 0
        self.sub_win_list = []

    def sub_win_count(self):
        return self.sub_win_cnt

    def sub_win_list(self):
        return self.sub_win_list.copy()

    def sub_win_add(self, name, win):
        self.sub_win_list.append((name, win))
        self.sub_win_cnt += 1
        logger.info(f"Open window: {name} ({self.sub_win_cnt})")

    def sub_win_del(self, name):
        self.sub_win_list = list(
            filter(
                lambda x: x[0] != name,
                self.sub_win_list
            )
        )
        self.sub_win_cnt = len(self.sub_win_list)
        logger.info(f"Close window: {name} ({self.sub_win_cnt})")

    def sub_win_exists(self, name):
        return reduce(
            lambda acc, n: (acc or (n[0] == name)),
            self.sub_win_list,
            False
        )