252 lines
7.5 KiB
JavaScript
252 lines
7.5 KiB
JavaScript
const fs = require('fs');
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const tmi = require('tmi.js');
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// Twitch bot options
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const optsFile = fs.readFileSync('twitch.config');
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const opts = JSON.parse(optsFile);
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const client = tmi.client(opts);
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// Buttsbot options
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const syllableRegex = /[^aeiouy]*[aeiouy]+(?:[^aeiouy]*$|[^aeiouy](?=[^aeiouy]))?/gi;
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let configFile = fs.readFileSync('buttsbot.config')
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let configurations = JSON.parse(configFile);
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let defaultConfig = {
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word: "butt",
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chance: 20,
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limit: 10,
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syllableCount: 2,
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ignoredUsers: []
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};
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// Client
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client.on('message', onMessageHandler);
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client.on('connected', onConnectedHandler);
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client.connect();
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// Helper methods
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function syllabify(words) {
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return words.match(syllableRegex);
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}
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function randomIntFromInterval(min, max) { // min and max included
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return Math.floor(Math.random() * (max - min + 1) + min)
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}
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function isNumeric(n) {
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return !isNaN(parseFloat(n)) && isFinite(n);
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}
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// Event handlers
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function onMessageHandler (channel, userstate, message, self) {
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var message = message.trim();
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var messageChannel = "#" + userstate['username'];
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if (channel === "#butt5b0t") {
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if (message === "!subscribe") {
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client.join(messageChannel);
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client.say(channel, "Joined channel " + messageChannel);
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if (!opts.channels.includes(messageChannel)) {
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opts.channels.push(messageChannel);
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fs.writeFileSync('twitch.config', JSON.stringify(opts));
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}
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if (!(messageChannel in configurations)) {
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configurations[messageChannel] = defaultConfig;
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fs.writeFileSync('buttsbot.config', JSON.stringify(configurations));
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}
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}
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if (message === "!unsubscribe") {
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client.part(messageChannel);
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client.say(channel, "Left channel " + messageChannel);
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if (opts.channels.includes(messageChannel)) {
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var indexChannel = opts.channels.indexOf(messageChannel);
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opts.channels.splice(indexChannel, 1);
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fs.writeFileSync('twitch.config', JSON.stringify(opts));
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}
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if (messageChannel in configurations) {
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delete configurations[messageChannel];
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fs.writeFileSync('buttsbot.config', JSON.stringify(configurations));
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}
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}
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} else {
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if (self) return;
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let config = (channel in configurations) ? configurations[channel] : defaultConfig;
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if (message.startsWith("!buttsbot")) {
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if (userstate['room-id'] === userstate['user-id'] || userstate['mod']) {
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var parts = message.split(' ');
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var action = parts[1];
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var value = parts[2];
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switch (action) {
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case "config":
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client.say(channel, "Chance: " + config.chance + "% - Limit: " + config.limit + " - Word: " + config.word + " - Ignored Users: " + config.ignoredUsers.join(', '));
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break;
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case "word":
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config.word = value;
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configurations[channel] = config;
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fs.writeFileSync('buttsbot.config', JSON.stringify(configurations));
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client.say(channel, "Word set to " + value);
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break;
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case "chance":
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if (isNumeric(value)) {
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if (value > 100)
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value = 100;
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if (value < 0)
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value = 0;
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config.chance = parseInt(value);
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configurations[channel] = config;
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fs.writeFileSync('buttsbot.config', JSON.stringify(configurations));
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client.say(channel, "Chance set to " + value + "%");
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} else {
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client.say(channel, "Expected a number, got " + value);
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}
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break;
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case "ignore":
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if (value && value !== "") {
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console.log(`* ignore: value ok`);
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value = value.replace("@", "");
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if (!config.ignoredUsers.includes(value)) {
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console.log(`* ignore: value not already ignored`);
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config.ignoredUsers.push(value);
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configurations[channel] = config;
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fs.writeFileSync('buttsbot.config', JSON.stringify(configurations));
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}
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client.say(channel, "User " + value + " will be ignored from now on.");
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} else {
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client.say(channel, "Excepted username, got empty value");
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}
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break;
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case "rmignore":
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if (value && value !== "") {
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console.log(`* rmignore: value ok`);
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value = value.replace("@", "");
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if (config.ignoredUsers.includes(value)) {
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console.log(`* rmignore: value ignored`);
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let index = config.ignoredUsers.indexOf(value);
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config.ignoredUsers.splice(index, 1);
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configurations[channel] = config;
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fs.writeFileSync('buttsbot.config', JSON.stringify(configurations));
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}
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client.say(channel, "User " + value + " will no longer be ignored.");
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} else {
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client.say(channel, "Expected username, got empty value");
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}
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break;
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case "limit":
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if (isNumeric(value)) {
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config.limit = parseInt(value);
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configurations[channel] = config;
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fs.writeFileSync('buttsbot.config', JSON.stringify(configurations));
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client.say(channel, "Set new limit: 1 butt per " + value + " words");
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} else {
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client.say(channel, "Expected a number, got " + value);
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}
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break;
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case "syllables":
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if (isNumeric(value)) {
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config.syllableCount = parseInt(value);
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configurations[channel] = config;
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fs.writeFileSync('buttsbot.config', JSON.stringify(configurations));
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client.say(channel, "Set required syllables to " + value);
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} else {
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client.say(channel, "Expected a number, got " + value);
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}
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default:
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client.say(channel, "Action '" + action + "' not recognized.");
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}
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} else {
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console.log(`* buttsbot: User not authorized`);
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}
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} else {
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// ignore commands
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if (message.startsWith("!"))
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return;
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// ignore ignored users
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if (config.ignoredUsers.includes(userstate['display-name']) || config.ignoredUsers.includes(userstate['username'])) {
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console.log(`* User ${userstate['username']} is on the ignore list.`);
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return;
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}
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// ignore messages containing URLs
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let regex = /((http(s)?(\:\/\/))*(www\.)?([\w\-\.\/])*(\.[a-zA-Z]{2,3}\/?))[^\s\b\n|]*[^.,;:\?\!\@\^\$ -]/g;
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let matches = message.match(regex);
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if (matches && matches.length > 0) {
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console.log(`* Message contained URL - skip`);
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return;
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}
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// split messages into word array and try to determine syllabes
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var words = message.split(' ');
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var syllables = words.map(syllabify);
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// calculate syllabe count
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var syllableCount = 0;
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syllables.forEach((s) => {
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syllableCount += s.length;
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});
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// ignore message if it doesn't contain enough syllabes
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if (syllableCount < config.syllableCount) {
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console.log(`* Message had too few syllables`);
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return;
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}
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// random chance
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// TODO: find a better alternative
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var number = Math.random() * 100;
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if (number <= config.chance) {
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var buttCount = Math.ceil(words.length / config.limit);
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var randomNumbersUsed = [];
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for (var i = 0; i < buttCount; i++) {
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var random = randomIntFromInterval(1, words.length);
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while (randomNumbersUsed.includes(random)) random = randomIntFromInterval(1, words.length);
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randomNumbersUsed.push(random);
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var word = syllables[random - 1];
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if (word) {
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var randomSyllable = randomIntFromInterval(1, word.length);
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var firstLetterOfSyllable = word[randomSyllable - 1][0];
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word[randomSyllable - 1] = firstLetterOfSyllable == firstLetterOfSyllable.toUpperCase() ? config.word.toUpperCase() : config.word;
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}
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}
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var newMessage = "";
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syllables.forEach((s) => {
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if (s != null)
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newMessage += s.join('') + ' ';
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});
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client.say(channel, newMessage.trim());
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}
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}
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}
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}
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function onConnectedHandler (addr, port) {
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console.log(`* Connected to ${addr}:${port}`);
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}
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