const Command = require('../../structures/Command');
const Collection = require('@discordjs/collection');
const { randomRange, verify, awaitPlayers } = require('../../util/Util');

module.exports = class BalloonPopCommand extends Command {
	constructor(client) {
		super(client, {
			name: 'balloon-pop',
			group: 'games-mp',
			memberName: 'balloon-pop',
			description: 'Don\'t let yourself be the last one to pump the balloon before it pops!',
			credit: [
				{
					name: 'PAC-MAN Party',
					url: 'http://pacman.com/en/pac-man-games/pac-man-party',
					reason: 'Concept'
				}
			],
			args: [
				{
					key: 'playersCount',
					prompt: 'How many players are you expecting to have?',
					type: 'integer',
					min: 2,
					max: 100
				}
			]
		});
	}

	async run(msg, { playersCount }) {
		const current = this.client.games.get(msg.channel.id);
		if (current) return msg.reply(`Please wait until the current game of \`${current.name}\` is finished.`);
		this.client.games.set(msg.channel.id, { name: this.name });
		try {
			const awaitedPlayers = await awaitPlayers(msg, playersCount, 2);
			if (!awaitedPlayers) {
				this.client.games.delete(msg.channel.id);
				return msg.say('Game could not be started...');
			}
			const players = new Collection();
			for (const player of awaitedPlayers) {
				players.set(player, {
					pumps: 0,
					id: player,
					user: await this.client.users.fetch(player)
				});
			}
			let loser = null;
			let remains = players.size * 250;
			let turns = 0;
			const rotation = players.map(player => player.id);
			while (!loser) {
				const user = players.get(rotation[0]);
				let pump;
				++turns;
				if (turns === 1) {
					await msg.say(`${user.user} pumps the balloon!`);
					pump = true;
				} else {
					await msg.say(`${user.user}, do you pump the balloon again?`);
					pump = await verify(msg.channel, user.user);
				}
				if (pump) {
					remains -= randomRange(10, 100);
					const popped = Math.floor(Math.random() * remains);
					if (popped <= 0) {
						await msg.say('The balloon pops!');
						loser = user;
						break;
					}
					if (turns >= 5) {
						await msg.say(`${user.user} steps back!`);
						turns = 0;
						rotation.shift();
						rotation.push(user.id);
					}
				} else {
					await msg.say(`${user.user} steps back!`);
					turns = 0;
					rotation.shift();
					rotation.push(user.id);
				}
			}
			this.client.games.delete(msg.channel.id);
			return msg.say(`And the loser is... ${loser.user}! Great job everyone else!`);
		} catch (err) {
			this.client.games.delete(msg.channel.id);
			throw err;
		}
	}
};