Bullet Counter Not Working Propperly

hey guys i have 2 scripts that handle my weapon i have a problem and dont exactly know how to fix it the problem is in my player_shooting.... Script.... my ammo left is goint faster than my bulletrs that i fire but when i set it to getbuttonDown (Single Shot ).. its fine but this is for a fast firing gun can anyone help me fix this here are the scripts.... Thanks! -------------------//

 using UnityEngine;
 using System.Collections;
 using UnityEngine.UI;
 
 public class Player_Shooting_Weapon : MonoBehaviour
 {
 
     
     float cooldown = 0;
 
     public GameObject muzzleFlash;
     FX_Manager fxManager;
     WeaponData weaponData;
     Animator anim;
 
     public int maxAmmo = 0;
     public int AmmoLeft = 10;
     private int currentAmmo;
     public float reloadTime = 1f;
     private bool isReloading = false;
 
     public AudioSource audioSource;
     public AudioClip ReloadSoundFx;
 
 
     public Text AmmoLeftText;
 
     private void Start()
     {
         if (currentAmmo == -1f)
 
             currentAmmo = (int)maxAmmo;
 
 
         fxManager = GameObject.FindObjectOfType<FX_Manager>();
 
         if(fxManager == null)
         {
             Debug.Log("Couldn`t find an FX_Manager");
         }
     }
 
     IEnumerator Reload()
     {
         isReloading = true;
         muzzleFlash.SetActive(false);
         audioSource.PlayOneShot(ReloadSoundFx, 0.7f);
         // Anima.SetBool("Reloading",true)
         Debug.Log("Reloading....");
         yield return new WaitForSeconds(reloadTime - .25f);
 
         // Anima.SetBool("Reloading",false)
         yield return new WaitForSeconds(.25f);
         currentAmmo = (int)maxAmmo;
         isReloading = false;
     }
 
     // Update is called once per frame
     void Update()
     {
         
 
         if (AmmoLeftText != null)
         {
             AmmoLeftText.text = AmmoLeft.ToString();
         }
 
         if (isReloading)
             return;
 
         if (AmmoLeft <= 0)
         {
             muzzleFlash.SetActive(false);
             return;
         }
 
         if (currentAmmo <= 0)
         {
             StartCoroutine(Reload());
             return;
         }
 
         if (Input.GetMouseButton(0))
         {
             // Player wants to shoot...so. Shoot.
             Fire();
             
             
         }
         if (Input.GetMouseButtonUp(0))
         {
             muzzleFlash.SetActive(false);
 
 
         }
         cooldown -= Time.deltaTime;
     }
     void OnEnable()
     {
         isReloading = false;
         // Anima.SetBool("Reloading",false)
     }
     void Fire()
     {
         AmmoLeft--;
         currentAmmo--;
 
         if (weaponData == null)
         {
             weaponData = gameObject.GetComponentInChildren<WeaponData>();
             if (weaponData == null)
             {
                 Debug.Log("Did not find any WeaponData in our children!");
                 return;
             }
         }
 
         //muzzleFlash.SetActive(true);
         if (cooldown > 0)
         {
             return;
         }
 
         muzzleFlash.SetActive(true);
         Debug.Log("Firing our gun!");
 
         Ray ray = new Ray(Camera.main.transform.position, Camera.main.transform.forward);
         Transform hitTransform;
         Vector3 hitPoint;
 
         hitTransform = FindClosestHitObject(ray, out hitPoint);
 
         if (hitTransform != null)
         {
             Debug.Log("We hit: " + hitTransform.name);
 
             // We could do a special effect at the hit location
             // DoRicochetEffectAt( hitPoint );
 
             Health h = hitTransform.GetComponent<Health>();
 
             while (h == null && hitTransform.parent)
             {
                 hitTransform = hitTransform.parent;
                 h = hitTransform.GetComponent<Health>();
             }
 
             // Once we reach here, hitTransform may not be the hitTransform we started with!
 
             if (h != null)
             {
                 // This next line is the equivalent of calling:
                 //                    h.TakeDamage( damage );
                 // Except more "networky"
                 PhotonView pv = h.GetComponent<PhotonView>();
                 if (pv == null)
                 {
                     Debug.LogError("Freak out!");
                 }
                 else
                 {
                     h.GetComponent<PhotonView>().RPC("TakeDamage", PhotonTargets.AllViaServer, weaponData.damage);
                 }
 
             }
 
             if (fxManager != null)
             {
                 muzzleFlash.SetActive(true);
                 
                 DoGunFX(hitPoint);
             }
         }
         else
         {
             // We didn't hit anything (except empty space), but let's do a visual FX anyway
             if (fxManager != null)
             {
                 muzzleFlash.SetActive(true);
                 hitPoint = Camera.main.transform.position + (Camera.main.transform.forward * 100f);
 
                 DoGunFX(hitPoint);
 
             }
 
         }
         
         cooldown = weaponData.fireRate;
         
     }
 
 
     void DoGunFX(Vector3 hitPoint)
     {
         
         WeaponData weaponData = gameObject.GetComponentInChildren<WeaponData>();
 
         fxManager.GetComponent<PhotonView>().RPC("SniperBulletFX", PhotonTargets.All, weaponData.transform.position, hitPoint);
 
     }
 
     Transform FindClosestHitObject(Ray ray, out Vector3 hitPoint)
     {
 
         RaycastHit[] hits = Physics.RaycastAll(ray);
 
         Transform closestHit = null;
         float distance = 0;
         hitPoint = Vector3.zero;
 
         foreach (RaycastHit hit in hits)
         {
             if (hit.transform != this.transform && (closestHit == null || hit.distance < distance))
             {
                 // We have hit something that is:
                 // a) not us
                 // b) the first thing we hit (that is not us)
                 // c) or, if not b, is at least closer than the previous closest thing
 
                 closestHit = hit.transform;
                 distance = hit.distance;
                 hitPoint = hit.point;
             }
         }
 
         // closestHit is now either still null (i.e. we hit nothing) OR it contains the closest thing that is a valid thing to hit
 
         return closestHit;
 
     }
 }

 using System.Collections;
 using System.Collections.Generic;
 using UnityEngine;
 
 public class WeaponData : MonoBehaviour
 {
 
     public float fireRate = 0.1f;
     public float damage = 25f;
 
     // Start is called before the first frame update
     void Start()
     {
         
     }
 
     // Update is called once per frame
     void Update()
     {
         
     }
 }