Readlebee/server/sequelize/setup-database.js

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// Eventually, I'd like this to be run through Commander so it can confirm things before just overwriting stuff.
const path = require('path');
const fs = require('fs');
const force = typeof process.argv[2] !== 'undefined' && process.argv[2] === 'force';
const Sequelize = require('sequelize');
let siteConfig;
try {
siteConfig = require('../config.json');
} catch (ex) {
console.error('Please copy `config.example.json` to `config.json` and fill it with your server\'s data.');
process.exit(1);
}
const sequelizeConfig = {
dialect: siteConfig.db_engine,
};
switch (siteConfig.db_engine) {
case 'sqlite': {
sequelizeConfig.storage = typeof siteConfig.sqlite_location !== 'undefined'
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? (
siteConfig.sqlite_location.substr(0, 1) === '.' // If relative path, make relative to ./server
? path.resolve('./server/', siteConfig.sqlite_location)
: path.resolve(siteConfig.sqlite_location)
)
: path.resolve(__dirname, './server/database.sqlite');
break;
}
default: {
sequelizeConfig.host = siteConfig.db_host;
sequelizeConfig.port = siteConfig.db_port;
sequelizeConfig.database = siteConfig.db_database;
sequelizeConfig.username = siteConfig.db_username;
sequelizeConfig.password = siteConfig.db_password;
}
}
const sequelize = new Sequelize(sequelizeConfig);
const models = require('./models')(sequelize);
const migration = require('./migration');
const dbVersionPath = path.resolve(__dirname, './.dbversion');
if (!force) {
if (fs.existsSync(dbVersionPath)) {
const installedDbVersion = fs.readFileSync(dbVersionPath);
if (installedDbVersion < migration.dbVersion) {
console.log(`Migrating from ${installedDbVersion} to ${migration.dbVersion}...`);
migration.migrateDb(installedDbVersion, sequelize, models);
return fs.writeFile(dbVersionPath, migration.dbVersion, err => {
if (err) {
console.error(err);
}
console.log('Migration complete!');
});
}
if (installedDbVersion == migration.dbVersion) {
return console.log(`No database setup needed: installed version ${installedDbVersion} is the current version.`);
}
console.log(`Skipping database migration: installed version ${installedDbVersion} is not less than current version ${migration.dbVersion}.`);
return console.log('Please check your installation and make sure you have the right server files downloaded.');
}
}
console.log(`Installing database tables${force ? ', dropping existing ones first' : ''}...`);
sequelize.sync({ force }).then(() => {
console.log(`Tables installed! Creating Permission Levels...`);
return models.PermissionLevel.bulkCreate([
{
id: 100,
name: 'db.privacyLevel.private',
description: 'db.privacyLevel.privateDescription',
},
{
id: 66,
name: 'db.privacyLevel.friends',
description: 'db.privacyLevel.friendsDescription',
},
{
id: 33,
name: 'db.privacyLevel.followers',
description: 'db.privacyLevel.followersDescription',
},
{
id: 0,
name: 'db.privacyLevel.public',
description: 'db.privacyLevel.publicDescription',
},
]).catch((err) => {
console.error('Could not create Permission Levels:\n', err);
});
}).then(() => {
sequelize.close();
console.log(`Permission Levels created! Writing database version to ${dbVersionPath}...`);
fs.writeFile(dbVersionPath, migration.dbVersion, err => {
if (err) {
console.error(err);
}
console.log('Done!');
});
});