pacman.js

// Setup initial game stats
let score = 0;
let lives = 2;


// Define your ghosts here

// replace this comment with your four ghosts setup as objects


// Draw the screen functionality
function drawScreen() {
  clearScreen();
  setTimeout(() => {
    displayStats();
    displayMenu();
    displayPrompt();
  }, 10);
}

function clearScreen() {
  console.log('\x1Bc');
}

function displayStats() {
  console.log(`Score: ${score}     Lives: ${lives}`);
}

function displayMenu() {
  console.log('\n\nSelect Option:\n');  // each \n creates a new line
  console.log('(d) Eat Dot');
  console.log('(q) Quit');
}

function displayPrompt() {
  // process.stdout.write is similar to console.log except it doesn't add a new line after the text
  process.stdout.write('\nWaka Waka :v '); // :v is the Pac-Man emoji.
}


// Menu Options
function eatDot() {
  console.log('\nChomp!');
  score += 10;
}


// Process Player's Input
function processInput(key) {
  switch(key) {
    case '\u0003': // This makes it so CTRL-C will quit the program
    case 'q':
      process.exit();
      break;
    case 'd':
      eatDot();
      break;
    default:
      console.log('\nInvalid Command!');
  }
}


//
// YOU PROBABLY DON'T WANT TO CHANGE CODE BELOW THIS LINE
//

// Setup Input and Output to work nicely in our Terminal
const stdin = process.stdin;
stdin.setRawMode(true);
stdin.resume();
stdin.setEncoding('utf8');

// Draw screen when game first starts
drawScreen();

// Process input and draw screen each time player enters a key
stdin.on('data', (key) => {
  process.stdout.write(key);
  processInput(key);
  setTimeout(drawScreen, 300); // The command prompt will flash a message for 300 milliseoncds before it re-draws the screen. You can adjust the 300 number to increase this.
});

// Player Quits
process.on('exit', () => {
  console.log('\n\nGame Over!\n');
});