Entrypoint, env and config etc

src/index.mjs

@@ -0,0 +1,75 @@
+/**
+ * Discord Tickets
+ * Copyright (C) 2022 Isaac Saunders
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ * @name discord-tickets/bot
+ * @description An open-source Discord bot for ticket management
+ * @copyright 2022 Isaac Saunders
+ * @license GNU-GPLv3
+ */
+
+import dotenv from 'dotenv-cra';
+import fs from 'fs';
+import semver from 'semver';
+import { colours } from 'leeks.js';
+import logger from './lib/logger.mjs';
+import banner from './lib/banner.mjs';
+import YAML from 'yaml';
+
+process.env.NODE_ENV ??= 'development'; // make sure NODE_ENV is set
+dotenv.config(); // load env file
+
+const pkg = JSON.parse(fs.readFileSync('./package.json', 'utf8'));
+
+// check node version
+if (!semver.satisfies(process.versions.node, pkg.engines.node)) {
+	console.log('\x07' + colours.redBright(`Error: Discord Tickets requires Node.js version ${pkg.engines.node}; you are currently using ${process.versions.node}`));
+	process.exit(1);
+}
+
+if (process.env.DB_ENCRYPTION_KEY === undefined) {
+	console.log('\x07' + colours.redBright('Error: The "DB_ENCRYPTION_KEY" environment variable is not set.\nRun "npm run keygen" to generate a key, or set it to "false" to disable encryption (not recommended).'));
+	process.exit(1);
+}
+
+console.log(banner(pkg.version)); // print big title
+
+process.env.CONFIG_PATH ??= './user/config.yml'; // set default config file path
+
+if (!fs.existsSync(process.env.CONFIG_PATH)) {
+	const examplePath = './user/example.config.yml';
+	if (!fs.existsSync(examplePath)) {
+		console.log('\x07' + colours.redBright('The config file does not exist, and the example file is missing so cannot be copied from.'));
+		process.exit(1);
+	} else {
+		console.log('Creating config file...');
+		fs.copyFileSync(examplePath, process.env.CONFIG_PATH);
+		console.log(`Copied config to ${process.env.CONFIG_PATH}`);
+	}
+}
+
+const config = YAML.parse(fs.readFileSync(process.env.CONFIG_PATH, 'utf8'));
+
+const log = logger(config);
+
+
+process.on('unhandledRejection', error => {
+	log.notice(`Discord Tickets v${pkg.version} on Node.js v${process.versions.node} (${process.platform})`);
+	log.notice('An error was not caught');
+	if (error instanceof Error) log.warn(`Uncaught ${error.name}`);
+	log.error(error);
+});
+

src/lib/banner.mjs

@@ -0,0 +1,22 @@
+import { colours } from 'leeks.js';
+import link from 'terminal-link';
+
+export default version => colours.cyan(`
+########  ####  ######   ######   #######  ########  ########
+##     ##  ##  ##    ## ##    ## ##     ## ##     ## ##     ##
+##     ##  ##  ##       ##       ##     ## ##     ## ##     ##
+##     ##  ##   ######  ##       ##     ## ########  ##     ##
+##     ##  ##        ## ##       ##     ## ##   ##   ##     ##
+##     ##  ##  ##    ## ##    ## ##     ## ##    ##  ##     ##
+########  ####  ######   ######   #######  ##     ## ########
+######## ####  ######  ##    ## ######## ########  ######
+   ##     ##  ##    ## ##   ##  ##          ##    ##    ##
+   ##     ##  ##       ##  ##   ##          ##    ##
+   ##     ##  ##       #####    ######      ##     ######
+   ##     ##  ##       ##  ##   ##          ##          ##
+   ##     ##  ##    ## ##   ##  ##          ##    ##    ##
+   ##    ####  ######  ##    ## ########    ##     ######
+`) +
+colours.cyanBright(`\n${link('Discord Tickets', 'https://discordtickets.app')} bot v${version} by eartharoid`) +
+colours.cyanBright('\n' + link('Sponsor this project', 'https://discordtickets.app/sponsor')) +
+'\n\n';

src/lib/logger.mjs

@@ -0,0 +1,44 @@
+import Logger from 'leekslazylogger';
+import DTF from '@eartharoid/dtf';
+import { short } from 'leeks.js';
+
+const dtf = new DTF();
+const colours = {
+	critical: ['&!4&f', '&!4&f'],
+	debug: ['&1', '&9'],
+	error: ['&4', '&c'],
+	info: ['&3', '&b'],
+	notice: ['&!6&0', '&!6&0'],
+	success: ['&2', '&a'],
+	warn: ['&6', '&e'],
+};
+
+export default config => {
+	const transports = [
+		new Logger.transports.ConsoleTransport({
+			format: log => {
+				const timestamp = dtf.fill('DD/MM/YY HH:mm:ss', log.timestamp);
+				const colour = colours[log.level.name];
+				return short(`&f&!7${timestamp}&r ${colour[0]}[${log.level.name.toUpperCase()}]&r ${log.namespace ? `&d(${log.namespace.toUpperCase()})&r ` : ''}${colour[1]}${log.content}`);
+			},
+			level: config.logs.level,
+		})
+	];
+
+	if (config.logs.files.enabled) {
+		transports.push(
+			new Logger.transports.FileTransport({
+				clean_directory: config.logs.files.keepFor,
+				directory: config.logs.files.directory,
+				level: config.logs.level,
+				name: 'Discord Tickets by eartharoid',
+			})
+		);
+	}
+
+	return new Logger({
+		namespaces: ['commands', 'http', 'listeners'],
+		transports,
+	});
+};
+