Basic game completed

3D FPS/Assets/Scripts/Gun/GunDamage.cs

@@ -0,0 +1,37 @@
+using System.Collections;
+using System.Collections.Generic;
+using System.Xml.Serialization;
+using UnityEngine;
+
+public class GunDamage : MonoBehaviour
+{
+    [SerializeField] private GameObject bulletHolePrefab;
+    public float damage;
+    public float bulletRange;
+    private Transform playerCam;
+
+    public AudioSource audioSource;
+    public AudioClip gunShot;
+    void Start()
+    {
+        playerCam = Camera.main.transform;
+    }
+    public void Shoot()
+    {
+        Ray gunRay = new Ray(playerCam.position, playerCam.forward);
+        if(Physics.Raycast(gunRay, out RaycastHit hitInfo, bulletRange))
+        {
+            if(hitInfo.collider.gameObject.TryGetComponent(out Entity enemy))
+            {
+                enemy.Health -= damage;
+            }
+            else 
+            {
+                GameObject obj = Instantiate(bulletHolePrefab, hitInfo.point, Quaternion.LookRotation(hitInfo.normal));
+                obj.transform.position += obj.transform.forward / 1000;
+            }
+        }
+
+        audioSource.PlayOneShot(gunShot);
+    }
+}