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// Verify NodeJS version
const nodeMajorVersion = parseInt(process.versions.node.split('.')[0], 10);
if (nodeMajorVersion < 10) {
console.error('Unsupported NodeJS version! Please install NodeJS 10 or newer.');
process.exit(1);
}
// Verify node modules have been installed
const fs = require('fs');
const path = require('path');
try {
fs.accessSync(path.join(__dirname, '..', 'node_modules'));
} catch (e) {
console.error('Please run "npm install" before starting the bot');
process.exit(1);
}
// Error handling
process.on('uncaughtException', err => {
// Unknown message types (nitro boosting messages at the time) should be safe to ignore
if (err && err.message && err.message.startsWith('Unhandled MESSAGE_CREATE type')) {
return;
}
// For everything else, crash with the error
console.error(err);
process.exit(1);
});
let testedPackage = '';
try {
const packageJson = require('../package.json');
const modules = Object.keys(packageJson.dependencies);
modules.forEach(mod => {
testedPackage = mod;
fs.accessSync(path.join(__dirname, '..', 'node_modules', mod))
});
} catch (e) {
console.error(`Please run "npm install" again! Package "${testedPackage}" is missing.`);
process.exit(1);
}
const config = require('./config');
const utils = require('./utils');
const main = require('./main');
const knex = require('./knex');
const legacyMigrator = require('./legacy/legacyMigrator');
// Force crash on unhandled rejections (use something like forever/pm2 to restart)
process.on('unhandledRejection', err => {
if (err instanceof utils.BotError || (err && err.code)) {
// We ignore stack traces for BotErrors (the message has enough info) and network errors from Eris (their stack traces are unreadably long)
console.error(`Error: ${err.message}`);
} else {
console.error(err);
}
process.exit(1);
});
(async function() {
// Make sure the database is up to date
await knex.migrate.latest();
// Migrate legacy data if we need to
if (await legacyMigrator.shouldMigrate()) {
console.log('=== MIGRATING LEGACY DATA ===');
console.log('Do not close the bot!');
console.log('');
await legacyMigrator.migrate();
const relativeDbDir = (path.isAbsolute(config.dbDir) ? config.dbDir : path.resolve(process.cwd(), config.dbDir));
const relativeLogDir = (path.isAbsolute(config.logDir) ? config.logDir : path.resolve(process.cwd(), config.logDir));
console.log('');
console.log('=== LEGACY DATA MIGRATION FINISHED ===');
console.log('');
console.log('IMPORTANT: After the bot starts, please verify that all logs, threads, blocked users, and snippets are still working correctly.');
console.log('Once you\'ve done that, the following files/directories are no longer needed. I would recommend keeping a backup of them, however.');
console.log('');
console.log('FILE: ' + path.resolve(relativeDbDir, 'threads.json'));
console.log('FILE: ' + path.resolve(relativeDbDir, 'blocked.json'));
console.log('FILE: ' + path.resolve(relativeDbDir, 'snippets.json'));
console.log('DIRECTORY: ' + relativeLogDir);
console.log('');
console.log('Starting the bot...');
}
// Start the bot
main.start();
})();
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