# IfcOpenShell - IFC toolkit and geometry engine
# Copyright (C) 2021 Dion Moult <dion@thinkmoult.com>
#
# This file is part of IfcOpenShell.
#
# IfcOpenShell is free software: you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# IfcOpenShell 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 Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public License
# along with IfcOpenShell.  If not, see <http://www.gnu.org/licenses/>.

import ifcopenshell.api


class Usecase:
    def __init__(self, file, time_period=None):
        """Removes a time period

        :param time_period: The IfcTimePeriod to remove.
        :type time_period: ifcopenshell.entity_instance
        :return: None
        :rtype: None

        Example:

        .. code:: python

            # Let's create a new calendar.
            calendar = ifcopenshell.api.run("sequence.add_work_calendar", model)

            # Let's start defining the times that we work during the week.
            work_time = ifcopenshell.api.run("sequence.add_work_time", model,
                work_calendar=calendar, time_type="WorkingTimes")

            # We create a weekly recurrence
            pattern = ifcopenshell.api.run("sequence.assign_recurrence_pattern", model,
                parent=work_time, recurrence_type="WEEKLY")

            # State that we work from weekdays 1 to 5 (i.e. Monday to Friday)
            ifcopenshell.api.run("sequence.edit_recurrence_pattern", model,
                recurrence_pattern=pattern, attributes={"WeekdayComponent": [1, 2, 3, 4, 5]})

            # The morning work session, lunch, then the afternoon work session.
            morning = ifcopenshell.api.run("sequence.add_time_period", model,
                recurrence_pattern=pattern, start_time="09:00", end_time="12:00")
            afternoon = ifcopenshell.api.run("sequence.add_time_period", model,
                recurrence_pattern=pattern, start_time="13:00", end_time="17:00")

            # Let's take the afternoon off!
            ifcopenshell.api.run("sequence.remove_time_period", model, time_period=afternoon)
        """
        self.file = file
        self.settings = {"time_period": time_period}

    def execute(self):
        self.file.remove(self.settings["time_period"])