from math import ceil
from pyrogram.types import InlineKeyboardButton
from wbb import MOD_LOAD, MOD_NOLOAD


class EqInlineKeyboardButton(InlineKeyboardButton):
    def __eq__(self, other):
        return self.text == other.text

    def __lt__(self, other):
        return self.text < other.text

    def __gt__(self, other):
        return self.text > other.text


def paginate_modules(page_n, module_dict, prefix, chat=None):
    if not chat:
        modules = sorted(
            [
                EqInlineKeyboardButton(
                    x.__MODULE__,
                    callback_data="{}_module({})".format(
                        prefix, x.__MODULE__.lower()
                        ),
                )
                for x in module_dict.values()
            ]
        )
    else:
        modules = sorted(
            [
                EqInlineKeyboardButton(
                    x.__MODULE__,
                    callback_data="{}_module({},{})".format(
                        prefix, chat, x.__MODULE__.lower()
                    ),
                )
                for x in module_dict.values()
            ]
        )

    pairs = list(zip(modules[::3], modules[1::3], modules[2::3]))
    c = 0
    for x in pairs:
        for _ in x:
            c += 1
    if len(modules) - c == 1:
        pairs.append((modules[-1],))
    elif len(modules) - c == 2:
        pairs.append(
            (
                modules[-2],
                modules[-1],
            )
        )

    max_num_pages = ceil(len(pairs) / 7)
    modulo_page = page_n % max_num_pages

    # can only have a certain amount of buttons side by side
    if len(pairs) > 7:
        pairs = pairs[modulo_page * 7: 7 * (modulo_page + 1)] + [
            (
                EqInlineKeyboardButton(
                    "<",
                    callback_data="{}_prev({})".format(
                        prefix, modulo_page
                    ),
                ),
                EqInlineKeyboardButton(
                    ">",
                    callback_data="{}_next({})".format(
                        prefix, modulo_page
                    ),
                ),
            )
        ]

    return pairs


def is_module_loaded(name):
    return (not MOD_LOAD or name in MOD_LOAD) and name not in MOD_NOLOAD