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WaypointsManager.cs

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+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+public class WaypointManager : MonoBehaviour
+{
+    private static WaypointManager _instance;
+    public static WaypointManager Instance
+    {
+        get
+        {
+            return _instance;
+        }
+    }
+    public GameObject[] waypoints;
+    public GameObject player;
+    int current = 0;
+    public float speed;
+    public float rotSpeed;
+    float WPradius = 1;
+    // Start is called before the first frame update
+    void Start()
+    {
+
+    }
+
+    // Update is called once per frame
+    void Update()
+    {
+        if (Vector3.Distance(waypoints[current].transform.position, transform.position)
+                < WPradius)
+        {
+            current = Random.Range(0, waypoints.Length);
+            if (current >= waypoints.Length)
+            {
+                current = 0;
+            }
+        }
+
+        Vector3 waypointPos = waypoints[current].transform.position;
+        transform.position = Vector3.MoveTowards(transform.position, waypointPos,
+                Time.deltaTime * speed);
+
+        Quaternion goalRot = Quaternion.LookRotation(waypointPos - transform.position);
+        transform.rotation = Quaternion.RotateTowards(transform.rotation, goalRot,
+                Time.deltaTime * rotSpeed);
+
+    }
+
+}