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110 lines
4.0 KiB
Python
110 lines
4.0 KiB
Python
# Ensō~Chan - A Multi Purpose Discord Bot That Has Everything Your Server Needs!
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# Copyright (C) 2020 Goudham Suresh
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <https://www.gnu.org/licenses/>.
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from discord import Embed
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from discord.ext import menus
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class SimpleMenu(menus.Menu):
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def __init__(self, i, item, perms, embeds, bot):
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super().__init__(timeout=125.0, clear_reactions_after=True)
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self.i = i
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self.perms = perms
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self.dicts = embeds
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self.type = item
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self.bot = bot
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async def remove_reaction(self, reaction):
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"""Remove the reaction given"""
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if self.perms.manage_messages:
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await self.message.remove_reaction(reaction, self.ctx.author)
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@staticmethod
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def check(m, payload):
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"""Simple check to make sure that the reaction is performed by the user"""
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return m.author == payload.member and m.channel.id == payload.channel_id
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@staticmethod
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def get_page(self):
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"""
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Return the current page index
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"""
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cur_page = self.i + 1
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pages = len(self.dicts)
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return cur_page, pages
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async def send_initial_message(self, ctx, channel):
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"""Set the first embed to the first element in the pages[]"""
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initial = self.dicts[self.i]
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cur_page, pages = self.get_page(self)
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pages = len(self.dicts)
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initial.set_author(name=f"{self.type} | Page {cur_page}/{pages}")
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# Send embed
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return await channel.send(embed=initial)
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@menus.button('\N{LEFTWARDS BLACK ARROW}')
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async def on_left_arrow(self, payload):
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"""Reaction to allow user to go to the previous page in the embed"""
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# Do nothing if the check does not return true
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if self.check(self.ctx, payload):
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# Set self.i to (i - 1) remainder length of the array
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self.i = (self.i - 1) % len(self.dicts)
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prev_page = self.dicts[self.i]
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cur_page, pages = self.get_page(self)
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prev_page.set_author(name=f"{self.type} | Page {cur_page}/{pages}")
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# Send the embed and remove the reaction of the user
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await self.message.edit(embed=prev_page)
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await self.remove_reaction("⬅")
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@menus.button('\N{BLACK RIGHTWARDS ARROW}')
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async def on_right_arrow(self, payload):
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"""Reaction to allow user to go to the next page in the embed"""
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# Do nothing if the check does not return true
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if self.check(self.ctx, payload):
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# Set self.i to (i + 1) remainder length of the array
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self.i = (self.i + 1) % len(self.dicts)
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next_page = self.dicts[self.i]
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cur_page, pages = self.get_page(self)
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next_page.set_author(name=f"{self.type} | Page {cur_page}/{pages}")
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# Send the embed and remove the reaction of the user
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await self.message.edit(embed=next_page)
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await self.remove_reaction("➡")
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@menus.button('\N{BLACK SQUARE FOR STOP}\ufe0f')
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async def on_stop(self, payload):
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"""Reaction to allow user to make the embed disappear"""
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# Do nothing if the check does not return true
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if self.check(self.ctx, payload):
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# Edit the embed and tell the member that the session has been closed
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embed = Embed(description="**Pagination Session Has Been Closed**",
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colour=self.bot.random_colour())
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await self.message.edit(embed=embed)
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self.stop()
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