Updates

commands/number-edit/temperature.js

@@ -0,0 +1,58 @@
+const { Command } = require('discord.js-commando');
+const { list } = require('../../util/Util');
+const units = ['celsius', 'fahrenheit', 'kelvin'];
+
+module.exports = class TemperatureCommand extends Command {
+	constructor(client) {
+		super(client, {
+			name: 'temperature',
+			aliases: ['temperature-convert', 'convert-temperature', 'temp-convert', 'convert-temp'],
+			group: 'number-edit',
+			memberName: 'temperature',
+			description: `Converts temperatures to/from ${list(units, 'or')}.`,
+			args: [
+				{
+					key: 'base',
+					prompt: `What temperature unit do you want to use as the base? Either ${list(units, 'or')}.`,
+					type: 'string',
+					validate: base => {
+						if (units.includes(base.toLowerCase())) return true;
+						return `Invalid base, please enter either ${list(units, 'or')}.`;
+					},
+					parse: base => base.toLowerCase()
+				},
+				{
+					key: 'target',
+					prompt: `What temperature unit do you want to convert to? Either ${list(units, 'or')}.`,
+					type: 'string',
+					validate: target => {
+						if (units.includes(target.toLowerCase())) return true;
+						return `Invalid target, please enter either ${list(units, 'or')}.`;
+					},
+					parse: target => target.toLowerCase()
+				},
+				{
+					key: 'amount',
+					prompt: 'What temperature should be converted?',
+					type: 'float'
+				}
+			]
+		});
+	}
+
+	run(msg, { base, target, amount }) { // eslint-disable-line consistent-return
+		if (base === target) return msg.say(`Converting ${base} to ${target} is the same value, dummy.`);
+		if (base === 'celsius') {
+			if (target === 'fahrenheit') return msg.say(`${amount}°C is ${(amount * 1.8) + 32}°F.`);
+			if (target === 'kelvin') return msg.say(`${amount}°C is ${amount + 273.15}°K.`);
+		}
+		if (base === 'fahrenheit') {
+			if (target === 'celsius') return msg.say(`${amount}°F is ${(amount - 32) / 1.8}°C.`);
+			if (target === 'kelvin') return msg.say(`${amount}°F is ${(amount + 459.67) * (5 / 9)}°K.`);
+		}
+		if (base === 'kelvin') {
+			if (target === 'celsius') return msg.say(`${amount}°K is ${amount - 273.15}°C.`);
+			if (target === 'fahrenheit') return msg.say(`${amount}°K is ${(amount * 1.8) - 459.67}°F.`);
+		}
+	}
+};