#  holidays
#  --------
#  A fast, efficient Python library for generating country, province and state
#  specific sets of holidays on the fly. It aims to make determining whether a
#  specific date is a holiday as fast and flexible as possible.
#
#  Authors: Vacanza Team and individual contributors (see CONTRIBUTORS file)
#           dr-prodigy <dr.prodigy.github@gmail.com> (c) 2017-2023
#           ryanss <ryanssdev@icloud.com> (c) 2014-2017
#  Website: https://github.com/vacanza/holidays
#  License: MIT (see LICENSE file)

from gettext import gettext as tr

from holidays.calendars.gregorian import SUN
from holidays.groups import ChristianHolidays, InternationalHolidays
from holidays.observed_holiday_base import ObservedHolidayBase, SUN_TO_PREV_SAT


class DRCongo(ObservedHolidayBase, ChristianHolidays, InternationalHolidays):
    """Democratic Republic of the Congo holidays.

    References:
        * <https://en.wikipedia.org/wiki/Public_holidays_in_the_Democratic_Republic_of_the_Congo>
        * [Ordonnance n° 79-154](https://web.archive.org/web/20220329181351/http://www.leganet.cd/Legislation/DroitSocial/O.79.154.23.06.1979.htm)
        * [Ordonnance n° 14/010](https://web.archive.org/web/20230419184344/http://leganet.cd/Legislation/Divers/Ordonnance.14.10.14.mai.2014.htm)
        * [Ordonnance n° 23-042](https://web.archive.org/web/20250113230411/http://www.droitcongolais.info/files/143.03.23_Ordonnance-du-30-mars-2023_jours-feries.pdf)
        * [Loi n° 009-2002](https://web.archive.org/web/20250104233847/https://www.leganet.cd/Legislation/Droit%20administratif/Urbanismevoiries/Div/L.009.05.08.2002.htm)
    """

    country = "CD"
    default_language = "fr"
    # %s (observed).
    observed_label = tr("%s (observé)")
    supported_languages = ("en_US", "fr")
    # Ordonnance n° 79-154.
    start_year = 1980
    weekend = {SUN}

    def __init__(self, *args, **kwargs) -> None:
        ChristianHolidays.__init__(self)
        InternationalHolidays.__init__(self)
        kwargs.setdefault("observed_rule", SUN_TO_PREV_SAT)
        super().__init__(*args, **kwargs)

    def _populate_public_holidays(self):
        # New Year's Day.
        name = tr("Nouvel an")
        self._add_new_years_day(name)
        self._add_observed(self._next_year_new_years_day, name=name)

        # Established on May 10th, 2014 via Ordonnance n° 14/010.
        if self._year >= 2015:
            # Martyrs' Day.
            self._add_observed(self._add_holiday_jan_4(tr("Martyrs de l'indépendance")))

            self._add_observed(
                # National Hero Laurent Désiré Kabila Day.
                self._add_holiday_jan_16(tr("Journée du héros national Laurent Désiré Kabila"))
            )

            self._add_observed(
                # National Hero Patrice Emery Lumumba Day.
                self._add_holiday_jan_17(tr("Journée du héros national Patrice Emery Lumumba"))
            )

        # Established on March 30th, 2023 via Ordonnance n° 23-042.
        if self._year >= 2023:
            self._add_observed(
                self._add_holiday_apr_6(
                    # Day of the Struggle of Simon Kimbangu and African Consciousness.
                    tr("Journée du combat de Simon Kimbangu et de la conscience africaine")
                )
            )

        # Labor Day.
        self._add_observed(self._add_labor_day(tr("Fête du travail")))

        # Renamed on May 10th, 2014 via Ordonnance n° 14/010.
        if self._year >= 2014:
            self._add_observed(
                # Revolution and Armed Forces Day.
                self._add_holiday_may_17(tr("Journée de la Révolution et des Forces Armées"))
            )
        else:
            # Armed Forces Day.
            self._add_observed(self._add_holiday_nov_17(tr("Fête des Forces armées zaïroises")))

        # Removed on May 10th, 2014 via Ordonnance n° 14/010.
        if self._year <= 2013:
            self._add_observed(
                self._add_holiday_may_20(
                    # Anniversary of the Popular Movement of the Revolution.
                    tr("Anniversaire du Mouvement populaire de la révolution")
                )
            )

            self._add_observed(
                self._add_holiday_jun_24(
                    # Anniversary of the New Revolutionary Constitution.
                    tr("Anniversaire de la nouvelle Constitution révolutionnaire")
                )
            )

        # Independence Day.
        self._add_observed(self._add_holiday_jun_30(tr("Journée de l'indépendance")))

        # Parents' Day.
        self._add_observed(self._add_holiday_aug_1(tr("Fête des parents")))

        if self._year >= 2024:
            self._add_observed(
                # Congolese Genocide Memorial Day.
                self._add_holiday_aug_2(tr("Journée commémorative du génocide Congolais"))
            )

        # Removed on May 10th, 2014 via Ordonnance n° 14/010.
        if self._year <= 2013:
            # Youth Day.
            self._add_observed(self._add_holiday_oct_14(tr("Journée de la Jeunesse")))

            self._add_observed(
                # Anniversary of the Country's Name Change.
                self._add_holiday_oct_27(tr("Anniversaire du changement du nom de notre Pays"))
            )

            # Anniversary of the New Regime.
            self._add_observed(self._add_holiday_nov_24(tr("Anniversaire du nouveau régime")))

        # Christmas Day.
        self._add_observed(self._add_christmas_day(tr("Noël")))


class CD(DRCongo):
    pass


class COD(DRCongo):
    pass