calculator.js

#! /usr/bin/node env
import inquirer from "inquirer";
function welcomeMsg(Msg) {
    const answers = Msg;
    console.log(answers);
    getInputFormUser();
    // const inquirer.prompt()
}
welcomeMsg("Hey there! Perform Your Calculation :)");
// console.log('ahmad');
async function getInputFormUser() {
    const answer = await inquirer.prompt([
        {
            name: "firstNumber",
            message: "Enter first number",
            type: "input",
            validate: function (input) {
                if (isNaN(input)) {
                    return "Not a valid Input";
                }
                else {
                    return true;
                }
            }
        },
        {
            name: "operation",
            message: "Choose as operation",
            type: "list",
            choices: ["+", "-", "x", "/", "^", "%"]
        },
        {
            name: "secondNumber",
            message: "Enter Second Number",
            type: "input",
            validate: function (input) {
                if (isNaN(input)) {
                    return "Not a valid Input";
                }
                else {
                    return true;
                }
            }
        }
    ]);
    console.log(answer);
    const first = Number(answer.firstNumber);
    const secnumber = Number(answer.secondNumber);
    switch (answer.operation) {
        case "+":
            console.log(first + secnumber);
            break;
        case "-":
            console.log(first - secnumber);
            break;
        case "x":
            console.log(first * secnumber);
            break;
        case "/":
            console.log(first / secnumber);
            break;
        case "^":
            console.log(first ** secnumber);
            break;
        case "%":
            console.log(first % secnumber);
            break;
    }
}