Phaser 3

Create a 2d snake game with linked list using Phaser JavaScript framework

Creating a full-fledged 2D snake game with linked lists using the Phaser JavaScript framework involves several steps and a significant amount of code. Below, I’ll provide you with a simplified version of the game to get you started. Keep in mind that this code won’t cover all possible features and optimizations, but it should give you a good foundation to build upon.

Create a project setup for Phaser 3, typeScript and webpack 5

Setting up a project with Phaser 3, TypeScript, and Webpack 5 involves several steps. Here’s a step-by-step guide to help you set up the project:

  1. Initialize Your Project:Create a new project directory and navigate to it in your terminal.

2. Initialize npm:Run the following command to initialize a package.json file:

npm init -y

3. Install Dependencies:

Install the necessary dependencies: Phaser, TypeScript, Webpack, and related tools.

npm install phaser typescript webpack webpack-cli ts-loader --save-dev

4. Create Project Files:Create the following files in your project directory:

5. Configure TypeScript:Create a tsconfig.json file in your project root:

  "compilerOptions": {
    "target": "ES5",
    "module": "ES6",
    "outDir": "./dist",
    "rootDir": "./src",
    "strict": true,
    "esModuleInterop": true

6. Configure Webpack:

Open webpack.config.js and configure Webpack:

const path = require('path');

module.exports = {
  entry: './src/index.ts',
  output: {
    filename: 'bundle.js',
    path: path.resolve(__dirname, 'dist'),
  resolve: {
    extensions: ['.ts', '.js'],
  module: {
    rules: [
        test: /\.ts$/,
        exclude: /node_modules/,
        use: 'ts-loader',

7. Make sure you have Phaser installed. You can install it using npm:

npm install phaser

Here’s the basic structure of the snake game:

// Import the Phaser library
import Phaser from 'phaser';

// Initialize the Phaser game configuration
const config = {
  type: Phaser.AUTO,
  width: 800,
  height: 600,
  scene: {
    preload: preload,
    create: create,
    update: update

// Create a new Phaser game instance
const game = new Phaser.Game(config);

// Initialize variables
let snake;
let food;
let cursors;

function preload() {
  // Load assets like snake and food sprites
  this.load.image('snake', 'path_to_snake_sprite.png');
  this.load.image('food', 'path_to_food_sprite.png');

function create() {
  // Set up the snake and food
  snake = createSnake(this);
  food = createFood(this);

  // Set up keyboard input
  cursors = this.input.keyboard.createCursorKeys();

function update() {
  // Update snake movement and collision checks

  // Check for collision with food
  if (checkCollision(snake.head, food)) {
    // Handle food consumption
    food.setPosition(randomX, randomY);

  // Check for collision with walls or itself
  if (checkWallCollision(snake.head) || checkSelfCollision(snake.head)) {
    // Game over logic

// Linked List implementation for the Snake
class Snake {
  constructor(scene) {
    this.head = scene.add.image(100, 100, 'snake');
    this.tail = this.head;
    this.body = [this.head];
    this.direction = Phaser.Math.Vector2.RIGHT;

  // Update snake movement
  update() {
    // Update snake's body segments
    // Move each segment to the position of the previous segment

    // Update head's position based on the current direction

  // Add a new segment to the snake
  grow() {
    // Add a new segment to the end of the snake's body

// Helper function to create a new Snake instance
function createSnake(scene) {
  return new Snake(scene);

// Helper function to create food
function createFood(scene) {
  const x = Phaser.Math.Between(0, scene.sys.canvas.width);
  const y = Phaser.Math.Between(0, scene.sys.canvas.height);
  const food = scene.add.image(x, y, 'food');
  return food;

// Check collision between two sprites
function checkCollision(spriteA, spriteB) {
  // Use spriteA.getBounds() and spriteB.getBounds() to get their bounding boxes
  // Check if the bounding boxes intersect

// Check collision with walls
function checkWallCollision(sprite) {
  // Check if the sprite is outside the game area

// Check collision with itself
function checkSelfCollision(sprite) {
  // Check if the sprite's position overlaps with any segment of the snake's body

Please note that this code is a simplified version and lacks some features like smooth movement, score tracking, and advanced collision handling. You’ll need to build upon this foundation to create a complete game. Additionally, Phaser 3 documentation provides detailed information about all the methods and properties used in this code.

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