"""
The tool to check the availability or syntax of domains, IPv4, IPv6 or URL.

::


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Provides the list helpers

Author:
    Nissar Chababy, @funilrys, contactTATAfunilrysTODTODcom

Special thanks:
    https://pyfunceble.github.io/special-thanks.html

Contributors:
    https://pyfunceble.github.io/contributors.html

Project link:
    https://github.com/funilrys/PyFunceble

Project documentation:
    https://pyfunceble.readthedocs.io///en/master/

Project homepage:
    https://pyfunceble.github.io/

License:
::


    MIT License

    Copyright (c) 2017, 2018, 2019, 2020 Nissar Chababy

    Permission is hereby granted, free of charge, to any person obtaining a copy
    of this software and associated documentation files (the "Software"), to deal
    in the Software without restriction, including without limitation the rights
    to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
    copies of the Software, and to permit persons to whom the Software is
    furnished to do so, subject to the following conditions:

    The above copyright notice and this permission notice shall be included in all
    copies or substantial portions of the Software.

    THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
    IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
    FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
    AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
    LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
    OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
    SOFTWARE.
"""


class List:
    """
    Simplify the list manipulation.

    :param list main: The main list to work with.
    :param bool remove_empty: Process the deletion of empty strings.
    """

    def __init__(self, main, remove_empty=False):
        if remove_empty:
            self.main = [x for x in main if x is None or x]
        else:
            self.main = main

    def format(self):
        """
        Return a well formatted list. Basicaly, it's sort a list and remove duplicate.

        :return: A sorted, without duplicate, list.
        :rtype: list
        """

        try:
            return sorted(list(set(self.main)), key=str.lower)

        except TypeError:  # pragma: no cover
            return self.main

    def custom_format(self, key_method, reverse=False):
        """
        Return a well formatted list. With the key_method as a function/method to format
        the elements before sorting.

        :param key_method:
            A function or method to use to format the
            readed element before sorting.
        :type key_method: function|method

        :param bool reverse: Tell us if we have to reverse the list.

        :return: A sorted list.
        :rtype: list
        """

        try:
            return sorted(list(set(self.main)), key=key_method, reverse=reverse)
        except TypeError:  # pragma: no cover
            return self.main
