Introducing a score limit and bugfixes

Assets/Scripts/ForceZone.cs

@@ -5,6 +5,7 @@ using UnityEngine;
 public class ForceZone : MonoBehaviour
 {
     public float force = 0;
+    public GameObject player;
     // Start is called before the first frame update
     void Start()
     {
@@ -19,8 +20,13 @@ public class ForceZone : MonoBehaviour
 
     private void OnTriggerStay(Collider other)
     {
-        Vector3 direction = other.transform.position - this.transform.position;
+        Vector3 direction = other.transform.position - this.player.transform.position;
         Debug.DrawRay(this.transform.position, direction);
-        other.transform.GetComponent<Rigidbody>().AddForce(direction.normalized * this.force * Time.deltaTime, ForceMode.Impulse);
+
+        Rigidbody otherRigidbody = other.transform.GetComponent<Rigidbody>();
+        if (otherRigidbody)
+        {
+            other.transform.GetComponent<Rigidbody>().AddForce(direction.normalized * this.force * Time.deltaTime, ForceMode.Impulse);
+        }
     }
 }

Assets/Scripts/GameManager.cs

@@ -2,10 +2,12 @@
 using System.Collections.Generic;
 using UnityEngine;
 using UnityEngine.UI;
+using UnityEngine.SceneManagement;
 public class GameManager : MonoBehaviour
 {
     public int scorePlayer1 = 0;
     public int scorePlayer2 = 0;
+    public int maxGoals = 1;
 
     public Transform player1;
     public Transform player2;
@@ -15,30 +17,65 @@ public class GameManager : MonoBehaviour
 
     /* UI */
     public Text scoreLabel;
+    public Text winLabel;
 
     // Start is called before the first frame update
     void Start()
     {
         this.player1Initial = new GameObject().transform;
         this.player1Initial.position = this.player1.position;
+        this.player1Initial.rotation = this.player1.rotation;
 
         this.player2Initial = new GameObject().transform;
         this.player2Initial.position = this.player2.position;
+        this.player2Initial.rotation = this.player2.rotation;
 
         this.ballInitial = new GameObject().transform;
         this.ballInitial.position = this.ball.position;
+
+        winLabel.transform.gameObject.SetActive(false);
     }
 
     // Update is called once per frame
     void Update()
     {
         this.scoreLabel.text = "Score: " + this.scorePlayer1 + " : " + this.scorePlayer2;
+
+        if (this.scorePlayer1 >= maxGoals)
+        {
+            winLabel.text = "Player 1 wins the game!";
+            winLabel.transform.gameObject.SetActive(true);
+            Time.timeScale = 0.0f;
+        }
+
+        if (this.scorePlayer2 >= maxGoals)
+        {
+            winLabel.text = "Player 2 wins the game!";
+            winLabel.transform.gameObject.SetActive(true);
+            Time.timeScale = 0.0f;
+        }
+
+        if (this.scorePlayer2 >= maxGoals || this.scorePlayer1 >= maxGoals)
+        { 
+            if (Input.GetKeyDown(KeyCode.F5))
+            {
+                Time.timeScale = 1;
+                SceneManager.LoadScene(SceneManager.GetActiveScene().name);
+            }
+        }
     }
 
     public void ResetPositions()
     {
         this.player1.position = this.player1Initial.position;
+        this.player1.rotation = this.player1Initial.rotation;
+        this.player1.GetComponent<Rigidbody>().velocity = Vector3.zero;
+
         this.player2.position = this.player2Initial.position;
+        this.player2.rotation = this.player2Initial.rotation;
+        this.player2.GetComponent<Rigidbody>().velocity = Vector3.zero;
+
         this.ball.position = this.ballInitial.position;
+        this.ball.GetComponent<Rigidbody>().velocity = Vector3.zero;
     }
 }