done

TP3/Assets/Scripts/CarThings/CheckpointCheck.cs

@@ -0,0 +1,37 @@
+using UnityEngine;
+
+public class CheckpointCheck : MonoBehaviour
+{
+    // Start is called once before the first execution of Update after the MonoBehaviour is created
+
+    public const int MAX_LAPS = 3;
+    [HideInInspector] public int NumberOfLaps { get; private set; } = 0;
+
+    private int currentCheckPointIndex = 0;
+    private int numberOfCheckpoints;
+    void Start()
+    {
+        numberOfCheckpoints = Object.FindObjectsByType<Checkpoint>(FindObjectsSortMode.None).Length;
+    }
+
+    // Update is called once per frame
+    void Update()
+    {
+        
+    }
+
+    private void OnTriggerEnter(Collider collision)
+    {
+        print("Collision");
+        if (!collision.gameObject.TryGetComponent(out Checkpoint checkpoint)) return;
+
+        if (checkpoint.Index == currentCheckPointIndex) currentCheckPointIndex++;
+
+        if (currentCheckPointIndex == numberOfCheckpoints)
+        {
+            currentCheckPointIndex = 0;
+            NumberOfLaps++;
+        }
+
+    }
+}