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bot.js
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bot.js
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const Discord = require('discord.js');
const auth = require('./auth.json');
const rp = require('request-promise');
// Initialize Discord Bot
const bot = new Discord.Client();
var today = new Date();
// Prefix used for commands
const prefix = '!';
// Openweathermap API key
var key = "7f7b3c26549d04ad9b2ce78fd2448c82";
bot.on('ready', () => {
var time = today.getHours() + ':' + today.getMinutes();
console.log('Connected');
console.log('Logged in as: ' + bot.user.username + ' - (' + bot.user.id + ')');
console.log('Time at: ' + time);
bot.user.setActivity("with the clouds");
});
// Dictionary for units
var dict = {
"f" : "imperial",
"c" : "metric",
"k" : ""
}
bot.on('message', async message => {
// Code to be executed when bot receives message
// Prevent bot from replying to other bots.
if (!message.content.startsWith(prefix) || message.author.bot) return;
//
const args = message.content.split("-");
const command = args[0].slice(1).toLowerCase();
const city = args[1];
if (args.length < 3) {
var type = 'c';
} else {
var type = args[2];
}
// get weather data URL
var url = 'https://api.openweathermap.org/data/2.5/weather?q=' + city + '&units=' + dict[type] + '&appid=' + key;
switch (command) {
// Get current temperature
case "temp":
getTemp(url).then(info => {
message.channel.send(info);
}).catch(err => {
console.log('Got error', err);
});
break;
// Get current weather
case "weather":
getWeather(url).then(info => {
message.channel.send(info);
}).catch(err => {
console.log('Got error', err);
});
break
//Get 5 day weather forecast
case "forecast":
// Get forecast URL
url = 'https://api.openweathermap.org/data/2.5/forecast?q=' + city + '&mode=json&units=metric&appid=' + key;
getForecast(url).then(info => {
message.channel.send(info);
}).catch(err => {
console.log('Got error', err);
})
break
// Other commands
default:
message.channel.send("Syntax error");
break
}
});
bot.login(auth.token);
function getTemp(url) {
return rp(url).then(body => {
let responseJSON = JSON.parse(body)
let message = `It's ${responseJSON.main.temp} degrees in ${responseJSON.name}!`;
return message;
});
}
function getWeather(url) {
return rp(url).then(body => {
let responseJSON = JSON.parse(body);
let message = `It is ${responseJSON.weather[0].main} with ${responseJSON.weather[0].description}!`;
return message;
});
}
function getForecast(url) {
return rp(url).then(body => {
let responseJSON = JSON.parse(body);
// Send embed message
return buildEmbed(responseJSON);
// Send text message
// return buildMessage(responseJSON);
});
}
function buildEmbed(info) {
// Get index of days at time noon
let indexes = findNoons(info);
// Counter for indexes
let i = 0;
return {embed: {
color: 3447003, // Colour of text
title: "5 day forecast for " + info.city.name + ', ' + info.city.country, // City + country code
description: 'Given temperatures are forecast for noon (Celsius).', // Default temperature in Celsius, maybe change for other options
fields: [{
name: dateName(info.list[indexes[i]].dt_txt), // Day 1
value: info.list[indexes[i]].main.temp + "° with " + info.list[indexes[i]].weather[0].description
+ '\n' + addEmote(info.list[indexes[i++]].weather[0].description),
inline: true
},
{
name: dateName(info.list[indexes[i]].dt_txt), // Day 2
value: info.list[indexes[i]].main.temp + "° with " + info.list[indexes[i]].weather[0].description
+ '\n' + addEmote(info.list[indexes[i++]].weather[0].description),
inline: true
},
{
name: dateName(info.list[indexes[i]].dt_txt), // Day 3
value: info.list[indexes[i]].main.temp + "° with " + info.list[indexes[i]].weather[0].description
+ '\n' + addEmote(info.list[indexes[i++]].weather[0].description),
inline: true
},
{
name: dateName(info.list[indexes[i]].dt_txt), // Day 4
value: info.list[indexes[i]].main.temp + "° with " + info.list[indexes[i]].weather[0].description
+ '\n' + addEmote(info.list[indexes[i++]].weather[0].description),
inline: true
},
{
name: dateName(info.list[indexes[i]].dt_txt), // Day 5
value: info.list[indexes[i]].main.temp + "° with " + info.list[indexes[i]].weather[0].description
+ '\n' + addEmote(info.list[indexes[i++]].weather[0].description),
inline: true
}
],
timestamp: new Date(),
footer: {
icon_url: bot.user.avatarURL,
text: bot.user.username
}
}
}
}
function buildMessage(info) {
let indexes = findNoons(info);
let city = "**5 day forecast for *" + info.city.name + ', ' + info.city.country + '* ** \n';
// Counter for indexes
let i = 0;
let day1 = dateName(info.list[indexes[i]].dt_txt) + '\n';
let weather1 = info.list[indexes[i]].main.temp + "° with " + info.list[indexes[i++]].weather[0].description + '\n';
let day2 = dateName(info.list[indexes[i]].dt_txt) + '\n';
let weather2 = info.list[indexes[i]].main.temp + "° with " + info.list[indexes[i++]].weather[0].description + '\n';
let day3 = dateName(info.list[indexes[i]].dt_txt) + '\n';
let weather3 = info.list[indexes[i]].main.temp + "° with " + info.list[indexes[i++]].weather[0].description + '\n';
let day4 = dateName(info.list[indexes[i]].dt_txt) + '\n';
let weather4 = info.list[indexes[i]].main.temp + "° with " + info.list[indexes[i++]].weather[0].description + '\n';
let day5 = dateName(info.list[indexes[i]].dt_txt) + '\n';
let weather5 = info.list[indexes[i]].main.temp + "° with " + info.list[indexes[i++]].weather[0].description + '\n';
return city + day1 + weather1 + '\n' + day2 + weather2 + '\n' + day3 + weather3 + '\n' + day4 + weather4 + '\n' + day5 + weather5;
}
function findNoons(info) {
var indexes = [];
// Go through dictionary and find times at noon
info.list.forEach(function (item, index) {
let dateTime = item.dt_txt.split(' ');
if (dateTime[1].includes('12')) {
indexes.push(index);
}
});
return indexes;
}
/**
* Created by jjansen on 09-Mar-15 4:56 PM.
* stackoverflow
* Converts yyyy-mm-dd time to date in text form
*/
function dateName(dateInfo) {
var monthNames = [
"January",
"February",
"March",
"April",
"May",
"June",
"July",
"August",
"September",
"October",
"November",
"December"
];
var dayNames = [
"Monday",
"Tuesday",
"Wednesday",
"Thursday",
"Friday",
"Saturday",
"Sunday"
];
var dateDay = dateInfo.split(' ');
var today = new Date( dateDay[0] );
var dd = today.getDate();
var dayname = dayNames[today.getDay()-1];
var mm = monthNames[today.getMonth()];
var yyyy = today.getFullYear();
// var fullDate = dayname + " " + dd + " " + mm + " " + yyyy;
var fullDate = dayname + ", " + mm + " " + dd;
return fullDate ;
}
// Add an emote depending on the weather
function addEmote(weather) {
if (weather.includes('cloud')) {
return ':cloud:';
} else if (weather.includes('rain')) {
return ':cloud_rain:';
} else if (weather.includes('sun')) {
return ':sunny:';
} else if (weather.includes('snow')) {
return ':cloud_snow:';
} else if (weather.includes('clear')) {
return ':black_circle:';
} else if (weather.includeS('thunder')) {
return ':cloud_lightning:';
} else if (weather.includes('drizzle')) {
return ':umbrella:';
} else if (weather.includes('fog')) {
return ':fog:';
}
}