import mysql from 'mysql2/promise'
import { input, password } from '@inquirer/prompts'
import generator from 'generate-password'
import chalk from 'chalk'

const log = console.log

/**
 *  mariadb-create.js
 *
 *  create database and generate name, user, password
 *  and grant this user single priveleges
 *
 *
 */

const user = {
    name: 'root',
    password: undefined
}

log(chalk.red('Mariadb Create Database...'))

user.password = await password({
    message: 'Enter Root Password:',
    mask: '*',
    async validate(value) {
        if (!value) {
            return 'Required!'
        }

        return true
    }
})

// create connection, generate name for db and user, and generate password

const connection = await mysql.createConnection({
    host: 'localhost',
    user: user.name,
    password: user.password
})

const database = {
    name: 'db',
    user: 'u'
}

database.name += generator.generate({
	length: 15,
	numbers: true
})

database.user += generator.generate({
	length: 15,
	numbers: true
})

database.password = generator.generate({
	length: 30,
	numbers: true
})

// create database

await connection.query('CREATE DATABASE ' + database.name + ' DEFAULT CHARACTER SET utf8 COLLATE utf8_general_ci')
await connection.query("CREATE USER " + database.user + "@'localhost' IDENTIFIED BY '" + database.password + "'")
await connection.query("CREATE USER " + database.user + "@'%' IDENTIFIED BY '" + database.password + "'")
await connection.query("GRANT ALL PRIVILEGES ON " + database.name + ".* TO " + database.user + "@localhost")
await connection.query("FLUSH PRIVILEGES")

connection.destroy()

// show name, user and passwort

log(' ')
log(chalk.green('Database created!'))
log(' ')
log(chalk.green('name:') + ' ' + chalk.cyan(database.name))
log(chalk.green('user:') + ' ' + chalk.cyan(database.user))
log(chalk.green('password:') + ' ' + chalk.cyan(database.password))