import {Sequelize} from 'sequelize';

import Article from './models/article';
import Tag from './models/tag';
import User from './models/user';
import UniqueLink from './models/uniquelink';

/**
 * Connect to database
 * @param {Sequelize} sequelize the sequelize object
 */
export async function dbConnect(sequelize: Sequelize) {
	try {
		await sequelize.authenticate();
		console.log('Successfully connected to the database ' +
						sequelize.config.database);
	} catch (err) {
		console.error('Connection to database failed:', err);
	}
}

/**
 * Connect and init database
 * @param {Sequelize} sequelize the sequelize object
 */
export async function dbConnectAndInit(sequelize: Sequelize) {
	await Article.hasMany(Tag, {
		foreignKey: 'articleId',
		onDelete: 'CASCADE',
	});
	await dbConnect(sequelize);
	await User.sync();
	await UniqueLink.sync();
	await sequelize.sync();
}