import { Command } from 'discord-akairo';
import { Message } from 'discord.js';
import { TextChannel } from 'discord.js';

export default class SlowmodeMod extends Command {
    public constructor() {
        super('slowmode', {
            aliases: ['slowmode', 'slow', 'cooldown'],
            category: 'moderation',
            description: {
                content: 'Add a specified amount of slowmode to the current channel.',
                usage: '[amount 1-120] [time slowmode should be active for]',
                examples: [
                    '5 60'
                ]
            },
            ratelimit: 3,
            channel: 'guild',
            clientPermissions: ['MANAGE_CHANNELS'],
            userPermissions: ['MANAGE_CHANNELS'],
            args: [
                {
                    id: 'amount',
                    type: 'integer',
                    prompt: {
                        start: 'What amount of slowmode would you like to add to the channel?'
                    }
                },
                {
                    id: 'realtime',
                    type: 'integer',
                    prompt: {
                        start: 'How long would you like the slowmode to last?',
                        optional: true
                    }
                }
            ]
        });
    }
    
    public exec(msg: Message, { amount, realtime }): Promise<Message> {
        try {
            if (amount > 120) {
                amount = 120;
                msg.channel.send('Due to Discord API limitations, slow mode can only be a max of **120** seconds or less! Your specified amount has been rounded down to **120** seconds. (This message will automatically be deleted in 10 seconds.)')
                    .then(m => m.delete({ timeout: 10000 }));
            }
            
            (msg.channel as TextChannel).setRateLimitPerUser(amount);
            if (realtime) {
                let time = 60000 * realtime;
                msg.channel.send(`Slowmode has now been set to **${amount}** seconds and will end in **${realtime}** minutes!`);
                setTimeout(() => {
                    (msg.channel as TextChannel).setRateLimitPerUser(0);
                    return msg.channel.send('Slowmode has now been disabled!');
                }, time);
            } else {
                if (amount == 0) return msg.channel.send('Slowmode has now been disabled!');
                return msg.channel.send(`Slowmode has now been set to **${amount}** seconds!`);
            }
        } catch (err) {
            console.error(err);
        }
    }
}