let pizzaImg;

let meatballImg;

let ship;

let flowers = [];

let drops = [];

let powerUps = [];

let startScreen = true;

let gameOverScreen = false;

let font;

let backImg;

let round = 1;

let lives = 3; // Starting with 3 lives

let score = 0;

let boss;

let bossActive = false;

let bossDefeated = false;

​

function preload() {

  chefImg = loadImage("chef.png");

  pizzaImg = loadImage("pizza.png");

  meatballImg = loadImage("meatball.png");

  backImg = loadImage("Back.jpeg"); // Load the background image

  font = loadFont("Club.ttf");

  bossImg = loadImage("Boss.png"); // Load the boss image

}

​

function setup() {

  createCanvas(600, 400);

  textAlign(LEFT, CENTER); // Align text to the left

}

​

function draw() {

  if (startScreen) {

    background(backImg); // Set the background image for the start screen

    textSize(36); // Shrink the font size

    textFont(font);

    fill(255, 255, 0); // Set text color to yellow

    text("KITCHEN INVADERS!", 15, height / 6 - 30); // Move the text to the left

    textSize(18); // Shrink the font size for the second line

    text("Press ENTER to start", 20, height / 15 + 50); // Move the text to the left

  } else if (gameOverScreen) {

    background(0);

    textAlign(CENTER, CENTER);

    textSize(48);

    textFont(font);

    fill(255, 0, 0);

    text("GAME OVER", width / 2, height / 2 - 50);

    textSize(24);

    fill(255);

    text("Press ENTER to restart", width / 2, height / 2 + 50);

    textAlign(LEFT, CENTER); // Reset text alignment

  } else {

    background(100, 200, 150);

​

    // Show and move the ship

    ship.show();

    ship.move();

​

    // Meatballs

    for (let i = drops.length - 1; i >= 0; i--) {

      drops[i].show();

      drops[i].move();

​

      // Check for collisions with pizzas

      for (let j = flowers.length - 1; j >= 0; j--) {

        if (drops[i].hits(flowers[j])) {

          flowers.splice(j, 1);

          drops.splice(i, 1);

          break;

        }

      }

​

      // Check if the meatball hits the boss

      if (bossActive && drops[i].hits(boss)) {

        score += 10; // Increase score for hitting the boss

        drops.splice(i, 1); // Remove the meatball

      }

    }

​

    // Show and move the enemies

    for (let flower of flowers) {

      flower.show();

      flower.move();

​

      // Check for collision with chef (ship)

      if (flower.hits(ship)) {

        lives--; // Lose a life

        flower.reset(); // Reset the pizza to the top

        ship.reset(); // Reset the chef position

        if (lives <= 0) {

          gameOverScreen = true; // Trigger game over

        }

      }

    }

​

    // Power-ups

    for (let i = powerUps.length - 1; i >= 0; i--) {

      powerUps[i].show();

      powerUps[i].move();

​

      // Check for collision with the ship (chef)

      if (powerUps[i].hits(ship)) {

        score += 5; // Increase score or apply power-up effect

        powerUps.splice(i, 1); // Remove the power-up

      }

    }

​

    // Boss fight (appears after a certain round)

    if (round >= 3 && !bossActive) {

      boss = new Boss(width / 2, 50); // Create the boss

      bossActive = true; // Activate the boss

    }

​

    // Show the boss if active

    if (bossActive && !bossDefeated) {

      boss.show();

      boss.move();

    }

​

    // Check if the boss is defeated

    if (bossActive && bossDefeated) {

      bossActive = false; // Deactivate the boss

      round++; // Increase round

    }

​

    // Check if all pizzas are defeated

    if (flowers.length === 0 && !bossActive) {

      round++;

      let newPizzas = int(random(1, 3)); // Add 1 or 2 more pizzas

      for (let i = 0; i < newPizzas; i++) {

        flowers.push(new Flower(i * 80 + 80, 60));

      }

    }

​

    // Display the lives (3 dots)

    displayLives();

    // Display the score

    displayScore();

  }

}

​

// Ship class

function Ship() {

  this.x = width / 2;

​

  this.show = function () {

    imageMode(CENTER);

    let imgWidth = 130;

    let imgHeight = (chefImg.height / chefImg.width) * imgWidth;

    image(chefImg, this.x, height - 60, imgWidth, imgHeight);

  };

​

  this.move = function () {

    if (keyIsDown(LEFT_ARROW) && this.x > 60) { // Prevent going off the left

      this.x -= 5;

    } else if (keyIsDown(RIGHT_ARROW) && this.x < width - 60) { // Prevent going off the right

      this.x += 5;

    }

  };

​

  this.reset = function () {

    this.x = width / 2; // Reset the position to the center

  };

}

​

// Pizza enemies (flowers)

function Flower(x, y) {

  this.x = x;

  this.y = y;

  this.xSpeed = random(-1, 1); // Slightly slower horizontal speed for movement

  this.ySpeed = random(1, 2); // Slightly slower vertical speed for movement

​

  this.show = function () {

    imageMode(CENTER);

    let imgWidth = 50;

    let imgHeight = (pizzaImg.height / pizzaImg.width) * imgWidth;

    image(pizzaImg, this.x, this.y, imgWidth, imgHeight);

  };

​

  this.move = function () {

    this.x += this.xSpeed;

    this.y += this.ySpeed;

​

    // Bounce off the walls

    if (this.x <= 60 || this.x >= width - 60) {

      this.xSpeed *= -1;

    }

​

    // Reset position if they go off the bottom

    if (this.y > height) {

      this.reset();

    }

  };

​

  this.hits = function (ship) {

    let d = dist(this.x, this.y, ship.x, height - 60);

    return d < 50; // Increase the radius to make collision detection easier

  };

​

  this.reset = function () {

    this.y = random(-50, -10);

    this.x = random(60, width - 60);

  };

}

​

// Projectiles (meatballs)

function Drop(x, y) {

  this.x = x + 15;

  this.y = y;

​

  this.show = function () {

    imageMode(CENTER);

    let imgWidth = 30;

    let imgHeight = (meatballImg.height / meatballImg.width) * imgWidth;

    image(meatballImg, this.x, this.y, imgWidth, imgHeight);

  };

​

  this.move = function () {

    this.y -= 5;

  };

​

  this.hits = function (object) {

    let d = dist(this.x, this.y, object.x, object.y);

    return d < 20;

  };

}

​

// Power-up (yellow orb)

function PowerUp(x, y) {

  this.x = x;

  this.y = y;

​

  this.show = function () {

    fill(255, 255, 0);

    noStroke();

    ellipse(this.x, this.y, 20, 20);

  };

​

  this.move = function () {

    this.y += 2;

  };

​

  this.hits = function (ship) {

    let d = dist(this.x, this.y, ship.x, height - 60);

    return d < 30;

  };

}

​

// Boss class

function Boss(x, y) {

  this.x = x;

  this.y = y;

  this.xSpeed = 2;

​

  this.show = function () {

    imageMode(CENTER);

    let imgWidth = 150;

    let imgHeight = (bossImg.height / bossImg.width) * imgWidth * 2; // Double the size for the boss

    image(bossImg, this.x, this.y, imgWidth, imgHeight);

  };

​

  this.move = function () {

    this.x += this.xSpeed;

​

    // Bounce off the walls

    if (this.x <= 60 || this.x >= width - 60) {

      this.xSpeed *= -1;

    }

  };

​

  this.defeated = function () {

    // Logic to check if the boss is defeated, e.g., hit by enough meatballs

    return score > 100; // Example condition

  };

}

​

// Display lives as dots

function displayLives() {

  fill(0);

  noStroke();

  let xPos = 20;

  for (let i = 0; i < lives; i++) {

    ellipse(xPos, 20, 10, 10); // Draw a dot for each life

    xPos += 15;

  }

}

​

// Display the score

function displayScore() {

  textSize(20);

  fill(0);

  text("Score: " + score, width - 100, 20);

}

​

// Handle key presses to start the game or shoot

function keyPressed() {

  if (startScreen && keyCode == ENTER) {

    startScreen = false; // Start the game when Enter is pressed

    gameOverScreen = false; // Make sure the game over screen is reset

    ship = new Ship(); // Recreate the ship in case the game is restarted

    flowers = []; // Reset the enemies

    drops = []; // Reset the meatballs

    powerUps = []; // Reset the power-ups

    lives = 3; // Reset lives

    score = 0; // Reset score

    round = 1; // Reset round

​

    // Create initial enemies (pizza images) when starting the game

    for (let i = 0; i < 6; i++) {

      flowers.push(new Flower(i * 80 + 80, 60));

    }

  } else if (gameOverScreen && keyCode == ENTER) {

    gameOverScreen = false; // Restart the game when Enter is pressed

    lives = 3; // Reset lives

    flowers = []; // Reset the enemies

    drops = []; // Reset the meatballs

    powerUps = []; // Reset the power-ups

    ship.reset(); // Reset the chef position

​

    // Create initial enemies again

    for (let i = 0; i < 6; i++) {

      flowers.push(new Flower(i * 80 + 80, 60));

    }

  } else if (key == " ") {

    drops.push(new Drop(ship.x, height - 30));

  }

}