modlog.py 文件源码

def reason(self, ctx, num: CaseNumber, *, reason):
        """Sets the reason for a particular case.

        You must own this case in order to edit the reason.

        Negative numbers are allowed. They count starting from
        the most recent case. e.g. -1 will show the newest case,
        and -10 will show the 10th newest case.
        """

        case = await self._get_case(ctx.session, ctx.guild.id, num)
        if case is None:
            return await ctx.send(f"Case #{num} doesn't exist.")

        if case.mod_id != ctx.author.id:
            return await ctx.send("This case is not yours.")

        channel = ctx.guild.get_channel(case.channel_id)
        if not channel:
            return await ctx.send('This channel no longer exists... :frowning:')

        message = await _get_message(channel, case.message_id)
        if not message:
            return await ctx.send('Somehow this message was deleted...')

        embed = message.embeds[0]
        reason_field = embed.fields[-1]
        embed.set_field_at(-1, name=reason_field.name, value=reason, inline=False)

        try:
            await message.edit(embed=embed)
        except discord.NotFound:
            # In case the message was cached, and the message was deleted
            # While it was still in the cache.
            return await ctx.send('Somehow this message was deleted...')

        case.reason = reason
        await ctx.session.add(case)
        await ctx.send('\N{OK HAND SIGN}')