'use strict';

const config = require('config');

const ducks = new Map();
let shots = new Map();

function launchDuck(context) {
	ducks.delete(context.room?.id);
	shots = new Map();

	const interval = Array.isArray(config.duck.interval)
		? ((Math.random() * (config.duck.interval[1] - config.duck.interval[0])) + config.duck.interval[0]) * 1000
		: config.duck.interval * 1000;

	setTimeout(() => {
		if (context.bot.rooms.length === 0) {
			return;
		}

		const rooms = Object.values(context.bot.rooms);
		const room = rooms[Math.floor(Math.random() * rooms.length)];

		ducks.set(room.id, new Date());
		context.sendMessage('Quack! :duck:', room.id);
	}, interval);
}

function onCommand(args, context) {
	const duck = ducks.get(context.room.id);

	if (!duck) {
		context.sendMessage(`There is no duck, what are you shooting at, @${context.user.username}?!`, context.room.id);
		return;
	}

	const hit = Math.random() > 0.3;
	const time = ((new Date().getTime() - duck.getTime()) / 1000).toFixed(3);

	if (context.command === 'bang') {
		if (hit) {
			context.sendMessage(`You shot a duck in **${time} seconds**, @${context.user.username}`, context.room.id);
			launchDuck(context);

			context.setPoints(context.user, 1, { key: 'bang' });

			return;
		}

		const messages = [
			`How could you miss *that*, @${context.user.username}...?!`,
			`That's a miss! Better luck next time, @${context.user.username}.`,
			`The duck outsmarted you, @${context.user.username}`,
			`Channeling Gareth Southgate, @${context.user.username}? You missed!`,
		];

		shots.set(context.user.id, new Date());
		context.sendMessage(messages[Math.floor(Math.random() * messages.length)], context.room.id);

		return;
	}

	if (['bef', 'befriend'].includes(context.command)) {
		if (hit) {
			context.sendMessage(`You befriended a duck in **${time} seconds**, @${context.user.username}`, context.room.id);
			launchDuck(context);

			context.setPoints(context.user, 1, { key: 'befriend' });

			return;
		}

		const messages = [
			`The duck does not want to be your friend right now, @${context.user.username}`,
			`The duck would like some time for itself, @${context.user.username}`,
			`The duck isn't in the mood right now, @${context.user.username}`,
		];

		shots.set(context.user.id, new Date());
		context.sendMessage(messages[Math.floor(Math.random() * messages.length)], context.room.id);
	}
}

module.exports = {
	name: 'Duck',
	commands: ['bang', 'bef', 'befriend'],
	onStart: launchDuck,
	onCommand,
};