literally half of the game

Assets/Scripts/Entity/PlayerTalkRange.cs

@@ -0,0 +1,60 @@
+using System;
+using System.Collections.Generic;
+using UnityEngine;
+
+public class PlayerTalkRange : MonoBehaviour
+{
+    private List<NPC> npcsInRange = new(); //also indicate the npc you're closest to
+    [Header("UI")]
+    [SerializeField] private Transform talkPopupUI;
+    [SerializeField] private Vector3 uiOffset;
+    private void OnTriggerEnter2D(Collider2D other)
+    {
+        if (other.TryGetComponent(out NPC isNPC) && !npcsInRange.Contains(isNPC)) //placeholder key lol
+        {
+            npcsInRange.Add(isNPC);
+        }
+    }
+
+    private void OnTriggerExit2D(Collider2D other)
+    {
+        if (other.TryGetComponent(out NPC isNPC) && npcsInRange.Contains(isNPC)) //placeholder key lol
+        {
+            npcsInRange.Remove(isNPC);
+            if (npcsInRange.Count == 0)
+            {
+                talkPopupUI.gameObject.SetActive(false);
+            }
+        }
+    }
+
+    private void Update()
+    {
+        if (npcsInRange.Count > 0)
+        {
+            NPC closestNPC = null;
+            foreach (NPC npc in npcsInRange)
+            {
+                if (!closestNPC || Vector3.Distance(closestNPC.transform.position, transform.position) >
+                    Vector3.Distance(npc.transform.position, transform.position))
+                {
+                    closestNPC = npc;
+                }
+            }
+
+            if (closestNPC)
+            {
+                if (!talkPopupUI.gameObject.activeSelf)
+                {
+                    talkPopupUI.gameObject.SetActive(true);
+                }
+                talkPopupUI.position = closestNPC.transform.position + uiOffset;
+            }
+
+            if (DialogueManager.instance.currentDialogueScript == null && Input.GetKeyDown(KeyCode.E))
+            {
+                closestNPC.StartDialogue();
+            }
+        }
+    }
+}