Luigi Script

//Luigi Script
//name

using UnityEngine;

class LuigiScript : MonoBehaviour
{

        [SerializeField] private Color memberNormalColor = Color.green;
        [SerializeField] private Color memberBlueColor = Color.blue;

        private SpriteRenderer memberSpriteRenderer = null;
}




// Update is called once per frame
void Update()
{

         // Get the sprite renderer.
        memberSpriteRenderer = GetComponent<SpriteRenderer>();

        // Vectors are variables that mean positions.
        Vector3 localWhichPosition;

        // Luigi is in the middle.
        localWhichPosition = Vector3.zero;

        // Left, Down, Right, Up
        if (Input.GetKey(KeyCode.LeftArrow))
        {
            localWhichPosition = 2 * Vector3.left;

        }
        else
       if (Input.GetKey(KeyCode.RightArrow))
        {
            localWhichPosition = 2 * Vector3.right;
        }

    if (Input.GetKey(KeyCode.UpArrow))
        {
            localWhichPosition = 2 * Vector3.up;

        }
        else
       if (Input.GetKey(KeyCode.DownArrow))
        {
            localWhichPosition = 2 * Vector3.down;
        }

    // Left & Up
    if (Input.GetKey(KeyCode.LeftArrow && UpArrow))
    {
        localWhichPosition = 2 * Vector3.left;
        localWhichPosition = 2 * Vector3.up;

    }
    else
        if (Input.GetKey(KeyCode.RightArrow && DownArrow))
    {
        localWhichPosition = 2 * Vector3.right;
        localWhichPosition = 2 * Vector3.down;
    }

    // Right & Up
    if (Input.GetKey(KeyCode.RightArrow && UpArrow))
    {
        localWhichPosition = 2 * Vector3.right;
        localWhichPosition = 2 * Vector3.up;

    }
    else
        if (Input.GetKey(KeyCode.LeftArrow && DownArrow))
    {
        localWhichPosition = 2 * Vector3.left;
        localWhichPosition = 2 * Vector3.down;
    }

    // Left & Down
    if (Input.GetKey(KeyCode.LeftArrow && DownArrow))
    {
        localWhichPosition = 2 * Vector3.left;
        localWhichPosition = 2 * Vector3.down;

    }
    else
        if (Input.GetKey(KeyCode.RightArrow && DownArrow))
    {
        localWhichPosition = 2 * Vector3.right;
        localWhichPosition = 2 * Vector3.up;
    }

    // Right & Down
    if (Input.GetKey(KeyCode.RightArrow && DownArrow))
    {
        localWhichPosition = 2 * Vector3.right;
        localWhichPosition = 2 * Vector3.down;

    }
    else
        if (Input.GetKey(KeyCode.RightArrow && DownArrow))
    {
        localWhichPosition = 2 * Vector3.left;
        localWhichPosition = 2 * Vector3.up;
    }

    // You have to set the transform position
    // to actually change Luigi's position.

    this.transform.position = localWhichPosition;

        if (Input.GetKeyDown(KeyCode.Space))
        {
            // Change the sprite to the blue color.
            memberSpriteRenderer.color = memberBlueColor;
        }
        else
       if (Input.GetKeyUp(KeyCode.Space))
        {
            // Change the sprite to the normal color.
            memberSpriteRenderer.color = memberNormalColor;

            /******** START NEW CODE ********/
            // Kill the ghost.
            this.gameObject.SetActive(false);
            /********* END NEW CODE *********/

            // Create a color variable.

            Color localColor;
            localColor = Color.black;

            // You can get the sprite color (you don't have to, but you can).

            localColor = memberSpriteRenderer.color;

            // Change a color.

            localColor.r = 1.0f; // 0.0 is no red, 1.0 is max red.
            localColor.g = 0.5f; // 0.0 is no green, 1.0 is max green.
            localColor.b = 0.0f; // 0.0 is no blue, 1.0 is max blue.
            localColor.a = 0.5f; // 0.0 is completely invisible, 1.0f is completely visible.

            // You have to change the sprite renderer color
            // to actually change the color.

            memberSpriteRenderer.color = localColor;

        }
}