main.js

var player;
var bullets = [];
var targets = [];
var targetsDir=-1;
var keyCodeTemp;
var gameOver;

function setup() {
  createCanvas(600,400);
  player = new Ship();

  for (var i = 9; i >= 5; i--) {
    targets[i]=new Target(50+50*i,height/6);
  }
  for (var i = 4; i >= 0; i--) {
    targets[i]=new Target(50+50*i+250,height/6+50);
  }
  gameOver=false;
}

function draw() {
  background(0);

  player.show();

  //player bullet code block, keeps track of player's bullets
  for (var i = 0; i < bullets.length; i++){
    bullets[i].show();
    bullets[i].move();
  }

  moveTargets();
  for (var i = 9; i >= 0; i--) {
    targets[i].show();
  }
  keyPressed();
  //target new Target();
    }
function moveTargets(){
  for (var i = 9; i >= 0; i--) {
    if(targets[i].x>600){
       targetsDir=-1;
       shiftAll();
       ;
    }
    if(targets[i].x<0){
       targetsDir=1;
       shiftAll();
       ;
    }
    if(targets[i].y>3500){
        gameOver =true;
    }
  }
  for (var i = 9; i >= 0; i--) {
    targets[i].move(targetsDir*6)
  }
}
function shiftAll(){
  for (var i = 9; i >= 0; i--) {
          targets[i].shift(10);
          }

}
function keyPressed(){// moves ship, fires -Argenis

  if(keyCode === SHIFT){
    var bullet = new Bullet(player.x, height-60);
    bullets.push(bullet);
    keyCode = keyCodeTemp; // must reset keyCode to previous in order to keep
                          // ship moving -Argenis
                          // Bug, fires twice - Argenis
  }
 if (keyCode === RIGHT_ARROW){
   keyCodeTemp = RIGHT_ARROW;
    if(player.x < width){
      player.move(1);
    }
  } else if (keyCode === LEFT_ARROW){
    keyCodeTemp = LEFT_ARROW;
    if(player.x > 0){
      player.move(-1)
    }
  }


}