tardis-bot/index.js

110 lines
3.4 KiB
JavaScript

const Discord = require('discord.js');
require('dotenv').config();
const fetch = require('node-fetch');
const fs = require('fs');
const sha1 = require('sha1');
const sqlite = require('sqlite3');
let joinedVoiceChannels = [];
let modules = [];
let commandHandlers = new Map();
const bot = new Discord.Client();
const db = new sqlite.Database(process.env.DB_FILE);
const api = {
db: db,
ttsEngines: (() => {
let engines={};
console.log(`Registering TTS engines...`);
const engineDirectories = fs.readdirSync('./tts');
engineDirectories.forEach((dir) => {
if(dir.startsWith('.')) return;
eng=require(`./tts/${dir}/index.js`);
engines[dir]=new eng;
console.log(`Loading ./tts/${dir}/index.js`)
})
return engines;
})(),
announcementVoice: process.env.ANNOUNCEMENT_VOICE,
announcementEngine: undefined,
respond: (message, text, voiceText) => {
let toSend = message.member.displayName+", "+(voiceText ? voiceText : text);
if(message.member.voice.channel) {
api.speak(message.member.voice.channel, toSend);
} else {
message.reply(text);
}
},
isInVoiceChannel: (channel) => {
return joinedVoiceChannels.includes(channel);
},
getConnectionForVoiceChannel: (channel) => {
return bot.voice.connections.find((conn) => conn.channel === channel);
},
generateVoice: async (string, engine, voice, params) => {
const hash = sha1(voice+string);
const filepath = process.env.VOICE_TMP_PATH + hash + '.' + engine.fileExtension;
if (!fs.existsSync(filepath)) {
await engine.getSpeechFile(string, filepath, voice, params);
}
return filepath;
},
joinChannel: async (channel) => {
if (!api.isInVoiceChannel(channel)) {
const res = await channel.join();
joinedVoiceChannels.push(channel);
}
},
leaveChannel: async (channel) => {
if (joinedVoiceChannels.includes(channel)) {
joinedVoiceChannels = joinedVoiceChannels.filter((chan) => chan !== channel);
await channel.leave();
}
},
speak: async (channel, message, engine=api.announcementEngine, voice=api.announcementVoice, params={}) => {
const conn = api.getConnectionForVoiceChannel(channel);
const filepath = await api.generateVoice(message, engine, voice, params);
if (conn) conn.play(filepath);
},
registerCommand: async (commandString, commandFunc) => {
commandHandlers.set(commandString, commandFunc);
}
}
function registerModules() {
console.log(`Registering modules...`);
const moduleDirectories = fs.readdirSync('./modules');
moduleDirectories.forEach((dir) => {
if(dir.startsWith('.')) return;
modules.push(require(`./modules/${dir}/index.js`));
console.log(`Loading ./modules/${dir}/index.js`)
})
modules.forEach((mod) => mod(bot, api));
}
function handleMessage(message) {
if (message.content.startsWith(process.env.PREFIX)) {
const args = message.content.split(" ");
const command = args[0].substr(1, args[0].length);
const execution = commandHandlers.get(command);
if (command) {
if(execution) execution(args, message);
}
}
}
api.announcementEngine = api.ttsEngines[process.env.ANNOUNCEMENT_ENGINE];
registerModules();
bot.login(process.env.TOKEN);
bot.on('message', handleMessage);