mcp/mariadb-drop.js

#!/usr/bin/node

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

const log = console.log

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

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

log(chalk.cyan('Mariadb drop Database...'))

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

        return true
    }
})

const database = await input({
    message: 'Database:',
    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
})

// drop database

const [results ] = await connection.query("SELECT User FROM mysql.db WHERE Db = '" + database + "'")

results.forEach(async (entity) => {
    await connection.query("DROP USER IF EXISTS '" + entity.User + "'@localhost");
    await connection.query("DROP USER IS EXISTS '" + entity.User + "'@'%'");
})

await connection.query("DROP DATABASE IF EXISTS " + database);

connection.destroy()

log(chalk.green('Database ' + database + ' droped!'))