Gravity Command

commands/number-edit/gravity.js

@@ -0,0 +1,33 @@
+const Command = require('../../structures/Command');
+const { list, firstUpperCase } = require('../../util/Util');
+const planets = require('../../assets/json/gravity');
+
+module.exports = class GravityCommand extends Command {
+	constructor(client) {
+		super(client, {
+			name: 'gravity',
+			group: 'number-edit',
+			memberName: 'gravity',
+			description: 'Determines weight on another planet.',
+			details: `**Planets**: ${Object.keys(planets).join(', ')}`,
+			args: [
+				{
+					key: 'weight',
+					prompt: 'What should the starting weight be (in KG)?',
+					type: 'float'
+				},
+				{
+					key: 'planet',
+					prompt: `What planet do you want to use as the base? Either ${list(Object.keys(planets), 'or')}.`,
+					type: 'string',
+					oneOf: planets,
+					parse: planet => planet.toUpperCase()
+				}
+			]
+		});
+	}
+
+	run(msg, { weight, planet }) {
+		return msg.say(`${weight} kg on ${firstUpperCase(planet)} is ${weight * planets[planet]} kg.`);
+	}
+};

commands/number-edit/roman-numeral.js

@@ -22,7 +22,7 @@ module.exports = class RomanNumeralCommand extends Command {
 	}
 
 	run(msg, { number }) {
-		if (number === 0) return msg.say('_nulla_');
+		if (number === 0) return msg.reply('_nulla_');
 		let result = '';
 		for (const [numeral, value] of Object.entries(numerals)) {
 			while (number >= value) {
@@ -30,6 +30,6 @@ module.exports = class RomanNumeralCommand extends Command {
 				number -= value;
 			}
 		}
-		return msg.say(result);
+		return msg.reply(result);
 	}
 };