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Make doors the monty hall paradox

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Daniel Odendahl Jr
2018-11-06 01:49:54 +00:00
parent 70e209b49a
commit 31c2dd2bc9
3 changed files with 34 additions and 11 deletions
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commands/games/doors.js
+32 -9
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@@ -1,14 +1,16 @@
const Command = require('../../structures/Command');
const { stripIndents } = require('common-tags');
const { verify } = require('../../util/Util');
const doors = [1, 2, 3];
module.exports = class DoorsCommand extends Command {
constructor(client) {
super(client, {
name: 'doors',
aliases: ['door', 'door-opening', 'open-door'],
aliases: ['door', 'door-opening', 'open-door', 'monty-hall'],
group: 'games',
memberName: 'doors',
description: 'Open the right door, and you win the money! Make the wrong one, and you get the fire!',
description: 'Open the right door, and you win the money! Make the wrong choice, and you get the fire!',
args: [
{
key: 'door',
@@ -19,14 +21,35 @@ module.exports = class DoorsCommand extends Command {
}
]
});
this.playing = new Set();
}
run(msg, { door }) {
const win = Math.floor(Math.random() * 3) + 1;
const emoji = door === win ? '💰' : '🔥';
return msg.reply(stripIndents`
${door === win ? 'You chose wisely.' : 'Hmm... Try again.'}
${door === 1 ? emoji : '🚪'} ${door === 2 ? emoji : '🚪'} ${door === 3 ? emoji : '🚪'}
`);
async run(msg, { door }) {
if (this.playing.has(msg.channel.id)) return msg.reply('Only one game may be occurring per channel.');
this.playing.add(msg.channel.id);
try {
const win = doors[Math.floor(Math.random() * doors.length)];
const doorNoWin = doors.filter(thisDoor => thisDoor !== win);
const noWin = doorNoWin[Math.floor(Math.random() * doorNoWin.length)];
await msg.reply(stripIndents`
Well, there's nothing behind door number **${noWin}**. Do you want to stick with door ${door}?
${this.doorEmoji(1, noWin)} ${this.doorEmoji(2, noWin)} ${this.doorEmoji(3, noWin)}
`);
const stick = await verify(msg.channel, msg.author);
if (!stick) door = doors.filter(thisDoor => door !== thisDoor && thisDoor !== noWin)[0];
this.playing.delete(msg.channel.id);
return msg.reply(stripIndents`
${door === win ? 'You chose wisely.' : 'Hmm... Try again.'}
${this.doorEmoji(1, noWin, win)} ${this.doorEmoji(2, noWin, win)} ${this.doorEmoji(3, noWin, win)}
`);
} catch (err) {
this.playing.delete(msg.channel.id);
throw err;
}
}
doorEmoji(door, noWin, win) {
return door === win ? '💰' : door === noWin ? '🔥' : '🚪';
}
};