real-shooter/Assets/Scripts/Weapons/Shooting.cs

using System;
using System.Collections;
using System.Collections.Generic;
using UnityEngine;
[RequireComponent(typeof(AudioSource))]
public class Shooting : MonoBehaviour
{
    public GameObject raycast;

    public GameObject firePoint;
    //[SerializeField] private ParticleSystem projectilePrefab;
    public ParticleSystem projectilePrefab;
    
    private float hSliderValue = 0.1f;
    private float _fireCountdown = 0.1f;

    public GameObject gun;
    public AudioSource audioSource;

    private void Update()
    {
        HandleMouseButton();
    }

    private void HandleMouseButton()
    {
        if (Input.GetMouseButton(0) && _fireCountdown <= 0f)
        {
            _fireCountdown = 0;
            _fireCountdown += hSliderValue;
            PlayerShoot();
        }
        _fireCountdown -= Time.deltaTime;
    }

    private void PlayerShoot()
    {
        audioSource.Play();
        Instantiate(projectilePrefab, firePoint.transform.position, firePoint.transform.rotation);
        if (Physics.Raycast(raycast.transform.position, 
                raycast.transform.forward, out var hit,
                SettingsReader.Instance.GetSettings.ViewDistance))
        {
            if (hit.transform.TryGetComponent<NPC>(out var target))
            {
                target.GetDamage(SettingsReader.Instance.GetSettings.RifleDamage);
            }
        }
    }
    
    public void Shoot()
    {
        if (Physics.Raycast(raycast.transform.position, 
                raycast.transform.forward, out var hit,
                SettingsReader.Instance.GetSettings.ViewDistance))
        {
            if (hit.transform.TryGetComponent<NPC>(out var target))
            {
                Instantiate(projectilePrefab, firePoint.transform.position, firePoint.transform.rotation);
                target.GetDamage(SettingsReader.Instance.GetSettings.RifleDamage);
            }
        }
    }
}