Onto lesson 2

Assets/Scripts/Unit.cs

@@ -1,22 +1,46 @@
 using UnityEngine;
+using UnityEngine.AI;
 
 public class Unit : MonoBehaviour
 {
     [Header("Components")]
     public GameObject selectionVisual;
+    private NavMeshAgent navAgent;
+    private SelectionMarker selectionMarker;
+
+    void Awake()
+    {
+        //get the components
+        navAgent = GetComponent<NavMeshAgent>();
+    }
     // Start is called once before the first execution of Update after the MonoBehaviour is created
     void Start()
     {
-        
+
     }
 
     // Update is called once per frame
     void Update()
     {
-        
+        if (selectionMarker != null && !navAgent.pathPending && navAgent.remainingDistance <= navAgent.stoppingDistance)
+        {
+            selectionMarker.DestroySelectionMarker();
+            selectionMarker = null;
+        }
     }
     public void ToggleSelectionVisual(bool selected)
     {
         selectionVisual.SetActive(selected);
     }
+    public void MoveToPosition(Vector3 pos, SelectionMarker marker = null)
+    {
+        if (selectionMarker != null)
+        {
+            selectionMarker.DestroySelectionMarker();
+            selectionMarker = null;
+        }
+        navAgent.isStopped = false;
+        navAgent.SetDestination(pos);
+        selectionMarker = marker;
+    }
 }