bug fixes

spaceinvaders.js

@@ -36,10 +36,10 @@ window.onload = function() { //when game starts
     shipImg.onload = function() {
         context.drawImage(shipImg, ship.x, ship.y, ship.width, ship.height);
     }
+}
 
     requestAnimationFrame(update);
-    document.addEventListener("Keydown", moveShip);
-}
+    document.addEventListener("Keydown", moveShip(e));
 function update(){
     //preping for next frame
     requestAnimationFrame(update);
@@ -53,20 +53,10 @@ function update(){
 }
 
 function moveShip(e) {
-    if (e.code == "ArrowLeft") { // checks to see if it should move left
-        if (e.code == "ArrowRight"){
-
-        }
-        else{
-            ship.y = Math.min(ship.y - 0.5, 0)
-        }
-    }
-
-    if (e.code == "ArrowRight") { //checks to see if it should move right
-        if (e.code == "ArrowLeft"){
-        }
-        else{
-            ship.y = Math.max(ship.y + 0.5, 436)   
-        }
-    }  
+    if (gameOver) {
+        return;
+    };
+    if (e.key == "ArrowLeft") { // checks to see if it should move left
+        ship.x -= 5;
+    };
 }