112 lines
2.4 KiB
JavaScript
112 lines
2.4 KiB
JavaScript
const Eris = require('eris');
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const moment = require('moment');
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const publicIp = require('public-ip');
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const config = require('../config');
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const utils = require('./utils');
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let modMailGuild = null;
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let mainGuild = null;
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function getModmailGuild(bot) {
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if (! modMailGuild) modMailGuild = bot.guilds.find(g => g.id === config.mailGuildId);
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return modMailGuild;
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}
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function getMainGuild(bot) {
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if (! mainGuild) mainGuild = bot.guilds.find(g => g.id === config.mainGuildId);
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return mainGuild;
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}
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const userMentionRegex = /^<@\!?([0-9]+?)>$/;
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/**
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* Returns the user ID of the user mentioned in str, if any
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* @param {String} str
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* @returns {String|null}
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*/
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function getUserMention(str) {
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str = str.trim();
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if (str.match(/^[0-9]+$/)) {
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// User ID
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return str;
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} else {
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let mentionMatch = str.match(userMentionRegex);
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if (mentionMatch) return mentionMatch[1];
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}
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return null;
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}
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/**
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* Returns the current timestamp in an easily readable form
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* @param {String|Date|undefined} date
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* @returns {String}
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*/
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function getTimestamp(date) {
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return moment.utc(date).format('HH:mm');
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}
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/**
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* Disables link previews in the given string by wrapping links in < >
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* @param {String} str
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* @returns {String}
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*/
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function disableLinkPreviews(str) {
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return str.replace(/(^|[^<])(https?:\/\/\S+)/ig, '$1<$2>');
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}
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/**
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* Returns a URL to the bot's web server
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* @param {String} path
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* @returns {String}
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*/
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function getSelfUrl(path = '') {
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if (config.url) {
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return Promise.resolve(`${config.url}/${path}`);
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} else {
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const port = config.port || 8890;
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return publicIp.v4().then(ip => {
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return `http://${ip}:${port}/${path}`;
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});
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}
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}
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/**
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* Returns the highest hoisted role of the given member
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* @param {Eris.Member} member
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* @returns {Eris.Role}
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*/
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function getMainRole(member) {
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const roles = member.roles.map(id => member.guild.roles.get(id));
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roles.sort((a, b) => a.position > b.position ? -1 : 1);
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return roles.find(r => r.hoist);
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}
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/**
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* Splits array items into chunks of the specified size
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* @param {Array} items
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* @param {Number} chunkSize
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* @returns {Array}
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*/
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function chunk(items, chunkSize) {
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const result = [];
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for (let i = 0; i < items.length; i += chunkSize) {
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result.push(items.slice(i, i + chunkSize));
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}
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return result;
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}
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module.exports = {
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getModmailGuild,
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getMainGuild,
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getUserMention,
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getTimestamp,
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disableLinkPreviews,
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getSelfUrl,
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getMainRole,
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chunk,
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};
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