mubeen-calculator/testing.ts

Welcome to My MathMagic CLI Calculator, your stylish and magical command-line calculator!

import chalk from "chalk";
import chalkAnimation from "chalk-animation";
import inquirer from "inquirer";

async function welcomeMessage() {
  let glitchAnimation = chalkAnimation.karaoke(
    `Hey! Get ready for some math magic with our calculator. xD 😅
                       _____________________
                      |  _________________  |
                      | | mubeendev3   0. | |
                      | |_________________| |
                      |  ___ ___ ___   ___  |
                      | | 7 | 8 | 9 | | + | |
          ----------> | |___|___|___| |___| | <----------
                      | | 4 | 5 | 6 | | - | |
                      | |___|___|___| |___| |
                      | | 1 | 2 | 3 | | x | |
                      | |___|___|___| |___| |
                      | | . | 0 | = | | / | |
                      | |___|___|___| |___| |
                      |_____________________|
      
             ______           __     __)                   
            (, /    )        (, /|  /|       /)            
              /---(            / | / |      (/_  _   _ __  
           ) / ____) (_/_   ) /  |/  |_(_(_/_) _(/__(/_/ (_ ... <3
          (_/ (     .-/    (_/   '                         
                   (_/                                     
      `
  );

  // Stop the animation after 5 seconds
  setTimeout(() => {
    glitchAnimation.stop();
    askQuestion();
  }, 4500);
}
function addition(num1: number, num2: number): void {
  console.log(chalk.bgGreen.bold(` ---> ${num1} + ${num2} = ${num1 + num2} `));
}
function subtraction(num1: number, num2: number): void {
  console.log(chalk.bgGreen.bold(` ---> ${num1} - ${num2} = ${num1 - num2} `));
}
function multiplication(num1: number, num2: number): void {
  console.log(chalk.bgGreen.bold(` ---> ${num1} * ${num2} = ${num1 * num2} `));
}
function division(num1: number, num2: number): void {
  console.log(chalk.bgGreen.bold(` ---> ${num1} / ${num2} = ${num1 / num2} `));
}
function power(num1: number, num2: number): void {
  console.log(chalk.bgGreen.bold(` ---> ${num1} ^ ${num2} = ${num1 ** num2} `));
}
async function askQuestion(): Promise<void> {
  const choices = [
    "+ Addition",
    "- Subtraction",
    "* Multiplication",
    "/ Division",
    "^ Power",
    "> Exit",
  ];
  while (true) {
    const operator = await inquirer.prompt([
      {
        name: "selectedOperator",
        type: "list",
        message: chalk.green.underline(
          "\nWhich operation you want to perform?:\n"
        ),
        choices: [
          "+ Addition",
          "- Subtraction",
          "* Multiplication",
          "/ Division",
          "^ Power",
          "> Exit",
        ],
      },
    ]);
    if (operator.selectedOperator === choices[5]) {
      let endingAnimation = chalkAnimation.karaoke(
        `Thank you for using our Magical Calculator!`
      );

      // Stop the animation after 5 seconds
      setTimeout(() => {
        endingAnimation.stop();
      }, 4000);
      break;
    } else {
      const input = await inquirer.prompt([
        {
          type: "number",
          name: "number1",
          message: chalk.hex("#e0b609")("Enter the value for number 1: "),
        },
        {
          type: "number",
          name: "number2",
          message: chalk.hex("#e0b609")("Enter the value for number 2: "),
        },
      ]);
      if (
        !isNaN(parseFloat(input.number1)) ||
        !isNaN(parseFloat(input.number2))
      ) {
        // Transferring the flow according to selected operator

        switch (operator.selectedOperator) {
          case "+ Addition":
            addition(input.number1, input.number2);
            break;
          case "- Subtraction":
            subtraction(input.number1, input.number2);
            break;
          case "* Multiplication":
            multiplication(input.number1, input.number2);
            break;
          case "/ Division":
            division(input.number1, input.number2);
            break;
          case "^ Power":
            power(input.number1, input.number2);
            break;

          default:
            console.log("No Such Operator Found!");
            break;
        }
      } else {
        console.log(chalk.bgRed` Please enter a valid number `);
      }
    }
  }
}
async function main() {
  await welcomeMessage();
}

main();