Add weather command

commands/misc/weather.js

@@ -0,0 +1,27 @@
+const getWeather = require('../../util/getWeather')
+
+module.exports = {
+	name: "weather",
+	description: "Returns what the weather is for the specified location",
+	async execute({message, args}) {
+		if(args.length < 1){
+			message.channel.send(`You have to provide a location`)
+			return;
+		}
+		let location = args.join()
+		let weather = await getWeather(location).catch((err) => {
+			console.log(err);
+		});
+
+		// convert °C to °F and add it after C temperature in parentheses
+		let tempRegex = /(-?\d+)(?=°C)/g;
+		if(weather.success){
+			let tempInCelsius = weather.weather.match(tempRegex)[0];
+			let tempInFahrenheit = `(${Math.round(tempInCelsius * 1.8 + 32)}°F)`;
+			let splitWeather = weather.weather.split("°C");
+			weather.weather = `${splitWeather[0]}°C ${tempInFahrenheit} ${splitWeather[1]}`
+		}
+		message.channel.send(weather.weather);
+	}
+
+}

util/getWeather.js

@@ -0,0 +1,30 @@
+const https = require('https');
+
+module.exports = async function (location) {
+	const url = `https://wttr.in/${location}?format=4&M` // 4 = one line, M = metric wind speed
+	let success = false;
+	let weather = await new Promise((resolve, reject) => {
+		https.get(url, (res) => {
+			let data = '';
+			res.on('data', (chunk) => {
+				data += chunk;
+			});
+			res.on('end', () => {
+				if(res.statusCode === 404){
+					reject(`Couldn't find weather for ${location}`);
+					return;
+				}else if(res.statusCode != 200){
+					reject(`Something went wrong while getting the weather for ${location}`);
+				} else{
+					resolve(data);
+					success = true;
+				}
+				
+			});
+		}).on("error", (err) => {
+			reject(err);
+		});
+	})
+	return {success: success, weather: weather};
+	
+}