Untitled

using System.Collections;
using System.Collections.Generic;
using System.Numerics;
using UnityEngine;
using UnityEngine.UIElements;
using Vector3 = System.Numerics.Vector3;

public class PuyoScript : MonoBehaviour

{
    private int dropSet = 1;
    private int preDropSet = 0;
    private bool Falling = true;
    private bool Rotating = true;
    
    void Start() {
    }

    void Update() {    
        if (transform.position.y > -5)
            if (transform.rotation.z == 0)
                transform.Translate (0, -1, 0);
            if (transform.rotation.z == 90)
                transform.Translate (1, 0, 0);
            if (transform.rotation.z == 180)
                transform.Translate (0, 1, 0);
            if (transform.rotation.z == -90)
                transform.Translate (-1, 0, 0);

        if (Input.GetKeyDown(KeyCode.Space)) {
            if (Rotating == true) {
                transform.Rotate (0, 0, 90);
            }
        }

        if (Input.GetKey(KeyCode.RightArrow)) {
            if (transform.position.x < -14.5) {
                if (Falling == true) {
                    transform.Translate(-1, 0, 0);
                } 
            }
        }

        if (Input.GetKey(KeyCode.LeftArrow)) {
            if (transform.position.x > -9.5) {
                if (Falling == true) {
                    transform.Translate(1, 0, 0);
                }
            }
        }

    void OnTriggerEnter2D (Collider2D collider) {
        Falling = false;
        Rotating = false;
        }
    }
}