react to message command!
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rhearmas
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160
commands/Fun/react.js
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160
commands/Fun/react.js
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const discordEmoji = require('discord-emoji');
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const emoji = {};
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Object.values(discordEmoji).forEach(value => {
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Object.keys(value).forEach(key => {
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emoji[key] = value[key];
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});
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});
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const mappings = {
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'a': [':regional_indicator_a:', ':a:'],
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'b': [':regional_indicator_b:', ':b:'],
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'c': [':regional_indicator_c:'],
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'd': [':regional_indicator_d:'],
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'e': [':regional_indicator_e:'],
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'f': [':regional_indicator_f:'],
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'g': [':regional_indicator_g:', ':compression:'],
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'h': [':regional_indicator_h:'],
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'i': [':regional_indicator_i:', ':information_source:'],
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'j': [':regional_indicator_j:'],
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'k': [':regional_indicator_k:'],
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'l': [':regional_indicator_l:'],
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'm': [':regional_indicator_m:', ':m:'],
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'n': [':regional_indicator_n:'],
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'o': [':regional_indicator_o:', ':o2:', ':o:'],
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'p': [':regional_indicator_p:', ':parking:'],
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'q': [':regional_indicator_q:'],
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'r': [':regional_indicator_r:'],
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's': [':regional_indicator_s:'],
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't': [':regional_indicator_t:', ':cross:'],
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'u': [':regional_indicator_u:'],
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'v': [':regional_indicator_v:'],
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'w': [':regional_indicator_w:'],
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'x': [':regional_indicator_x:', ':heavy_multiplication_x:', ':x:', ':negative_squared_cross_mark:'],
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'y': [':regional_indicator_y:'],
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'z': [':regional_indicator_z:'],
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'0': [':zero:'],
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'1': [':one:'],
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'2': [':two:'],
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'3': [':three:'],
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'4': [':four:'],
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'5': [':five:'],
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'6': [':six:'],
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'7': [':seven:'],
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'8': [':eight:'],
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'9': [':nine:'],
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'!': [':exclamation:', ':grey_exclamation:'],
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'?': [':question:', ':grey_question:'],
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'*': [':asterisk:', ':eight_spoked_asterisk:'],
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'#': [':hash:'],
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'$': [':heavy_dollar_sign:']
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};
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function clone(object) {
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const newObject = {};
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Object.keys(object).forEach(key => {
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if (object[key] instanceof Array) {
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newObject[key] = new Array(...object[key]);
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} else {
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newObject[key] = object[key];
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}
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});
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return newObject;
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}
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function emojiToUnicode(input) {
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if (/^:regional_indicator_[a-z]:$/.test(input)) {
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return String.fromCharCode(55356) + String.fromCharCode(56806 + input.substr(20, 1).charCodeAt(0) - 97);
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}
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return emoji[input.slice(1, -1)];
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}
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function react(message, remaining, allowedMappings) {
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if (remaining.length < 1) {
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// We're out of stuff
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return;
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}
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const char = remaining.shift().toLowerCase();
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if (!char) {
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return;
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}
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if (!allowedMappings[char]) {
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// Not a usable char
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return;
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}
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const next = allowedMappings[char].shift();
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if (!next) {
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// We have no more mappings available
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return;
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}
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message.react(emojiToUnicode(next)).then(() => {
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react(message, remaining, allowedMappings);
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});
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}
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exports.run = async (client, message, args, level) => {
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if (args.length < 1) {
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await message.reply("you should actually try to tell me what I should react with...")
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message.delete();
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client.user.lastMessage.delete(5000);
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}
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const fetchOptions = { limit: 1 };
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if (args[1]) {
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if (!/\d{18}/.test(args[1])) {
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await message.reply(`${args[1]} isn't a valid message ID!`);
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message.delete();
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client.user.lastMessage.delete(5000);
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}
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fetchOptions.around = args[1];
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} else {
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fetchOptions.before = message.id;
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}
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message.channel.fetchMessages(fetchOptions).then(messages => {
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if (messages.length < 1) {
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return message.reply("I couldn't find the specified message.");
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}
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const target = messages.first();
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const allowedMappings = clone(mappings);
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// Remove current reactions from allowed emojis
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target.reactions.forEach(reaction => {
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const emoji = reaction.toString();
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for (const key in allowedMappings) {
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const index = allowedMappings[key].indexOf(emoji);
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if (index > -1) {
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allowedMappings[key].splice(index, 1);
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}
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}
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});
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message.delete();
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react(target, args[0].split(''), allowedMappings);
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}).catch(message.error);
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};
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exports.conf = {
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enabled: true,
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guildOnly: false,
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aliases: [],
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permLevel: "User"
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};
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exports.help = {
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name: "react",
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category: "Fun",
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description: "Reacts to the last sent message (or another message) with a given text; your response cannot contain spaces.",
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usage: "react <text> [message ID]"
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};
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