context.py 文件源码

def confirm(self, *, title: str, description: str, confirm_cancellation=False):
        """Confirms something."""
        embed = discord.Embed(color=discord.Color.red(), title=title, description=description)
        confirmation = await self.send(embed=embed)

        for tick in (self.bot.tick(tick_type, raw=True, guild=self.guild) for tick_type in ('green', 'red')):
            await confirmation.add_reaction(tick)

        while True:
            def check(reaction: discord.Reaction, adder: discord.User) -> bool:
                return adder == self.message.author and reaction.message.id == confirmation.id

            # wait for a reaction
            reaction, adder = await self.bot.wait_for('reaction_add', check=check)

            # ignore regular emoji
            if isinstance(reaction.emoji, str):
                continue

            if reaction.emoji.id == 318595000311087105:
                await confirmation.delete()
                return True
            elif reaction.emoji.id == 318595010385674240:
                await confirmation.delete()
                if confirm_cancellation:
                    await self.send('Operation cancelled.')
                return False