Temperature Command

This commit is contained in:
Daniel Odendahl Jr
2017-05-06 03:29:06 +00:00
parent 0ec79c4f2b
commit 77b3a8ead8
6 changed files with 67 additions and 22 deletions
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const { Command } = require('discord.js-commando');
module.exports = class TemperatureCommand extends Command {
constructor(client) {
super(client, {
name: 'temperature',
group: 'random',
memberName: 'temperature',
description: 'Converts temperatures to/from Celsius, Fahrenheit, or Kelvin.',
args: [
{
key: 'base',
prompt: 'What temperature unit do you want to use as the base?',
type: 'string',
validate: base => {
if(['celsius', 'fahrenheit', 'kelvin'].includes(base.toLowerCase())) return true;
return 'Please enter either `celsius`, `fahrenheit`, or `kelvin`.';
},
parse: base => base.toLowerCase()
},
{
key: 'to',
prompt: 'What temperature unit do you want to convert to?',
type: 'string',
validate: to => {
if(['celsius', 'fahrenheit', 'kelvin'].includes(to.toLowerCase())) return true;
return 'Please enter either `celsius`, `fahrenheit`, or `kelvin`.';
},
parse: to => to.toLowerCase()
},
{
key: 'amount',
prompt: 'What temperature should be converted?',
type: 'integer'
}
]
});
}
async run(msg, args) {
const { base, to, amount } = args;
if(base === to) return msg.say(`Converting ${base} to ${to} is the same value, dummy.`);
if(base === 'celsius') {
if(to === 'fahrenheit') return msg.say(`${amount}°C is ${(amount * 1.8) + 32}°F.`);
if(to === 'kelvin') return msg.say(`${amount}°C is ${amount + 273.15}°K.`);
} else if(base === 'fahrenheit') {
if(to === 'celsius') return msg.say(`${amount}°F is ${(amount - 32) / 1.8}°C.`);
if(to === 'kelvin') return msg.say(`${amount}°F is ${(amount + 459.67) * (5 / 9)}°K.`);
} else if(base === 'kelvin') {
if(to === 'celsius') return msg.say(`${amount}°K is ${amount - 273.15}°C.`);
if(to === 'fahrenheit') return msg.say(`${amount}°K is ${(amount * 1.8) - 459.67}°F.`);
}
}
};