using System.Collections;
using System.Collections.Generic;
using UnityEngine;

public class ball : MonoBehaviour
{
    float movementSpeed = 5.0f;
    int num = 3;
    string output = "Gem numbers = 3";
    // Rigidbody ufo1;    
    // Start is called before the first frame update
    private Rigidbody rb;
    void Start()
    {
        // ufo1 = GameObject.Find("UFO").GetComponent<Rigidbody>();
        rb = GetComponent<Rigidbody>();
    }

    // Update is called once per frame
    void Update()
    {
        float x1 = Input.GetAxis("Horizontal");
        float z1 = Input.GetAxis("Vertical");
        rb.AddForce(x1, 0f, z1, ForceMode.Acceleration);
    }

    void OnTriggerEnter(Collider other)
    {
        if (other.tag == "Picker")
        {
            num--;
            output = "Gem numbers = " + num.ToString();
            if (num == 0)
            {
                output = "你贏了！";
            }
            Destroy(other.gameObject);
        }
    }

    void OnGUI()
    {
        GUI.Box(new Rect(15, 15, 150, 70), "");
        GUI.Label(new Rect(25, 25, 130, 30), output);        
        if (num == 0)
        {
            if (GUI.Button(new Rect(25, 45, 130, 30), "try again(Y/N)?"))
            {
                //Application.LoadLevel("SampleScene");
                UnityEngine.SceneManagement.SceneManager.LoadScene(0);
                //UnityEngine.SceneManagement.SceneManager.LoadScene("SampleScene");                
            }
        }
    }
}