playerManager.cs

using System.Collections;
using UnityEngine;


public class playerManager : MonoBehaviour
{
    [SerializeField] private healthBar healthBar;

    [SerializeField] private GameObject deathPanel;

    [Header("Gun types")]
    [SerializeField] private GameObject pistolGun;
    [SerializeField] private GameObject rifleGun;

    private Animator pistolAnimator;
    private bool isEquipping;

    [SerializeField] private float maxHealth = 100f;
    private float currentHealth;
    private bool isDead;

    private void Start()
    {
        // initialises variables
        currentHealth = maxHealth;
        healthBar.SetMaxHealth(maxHealth);
        deathPanel.SetActive(false);
        isDead = false;
        pistolAnimator = pistolGun.GetComponent<Animator>();
        Pistol();
    }

    private void MyInput() // checks for user input
    {

        if (Input.GetKey(KeyCode.Alpha1))
        {
            Rifle();
        }
        if (Input.GetKey(KeyCode.Alpha2))
        {
            Pistol();
        }

    }
    public void Pistol()
    {
        // disables the rifle and activates the pistol
        rifleGun.SetActive(false);
        pistolGun.SetActive(true);
        // plays the animation
        if (!isEquipping)
        {
            // EQUIP trigger activates the animation
            pistolAnimator.SetTrigger("EQUIP");
            isEquipping = true;
            StartCoroutine(WaitForEquipAnimation());
        }

    }

    private IEnumerator WaitForEquipAnimation()
    {
        // Waits for animation to finish so that it is not repeated
        AnimatorStateInfo stateInfo = pistolAnimator.GetCurrentAnimatorStateInfo(0);
        yield return new WaitForSeconds(stateInfo.length); // wait for animation

        pistolAnimator.SetBool("isEquipped", false); // back to idle
        isEquipping = false;
    }

    public void Rifle()
    {
        // disables pistol and activates rifle
        pistolGun.SetActive(false);
        rifleGun.SetActive(true);
    }

    private void Update()
    {
        MyInput();
    }

    public void TakeDamage(float damage)
    {
        // player damage logic
        if (!isDead)
        {
            currentHealth -= damage;
            healthBar.SetHealth(currentHealth);

            if (currentHealth <= 0)
            {
                PlayerDie();
            }
        }
    }

    public void PlayerDie()
    {

        if (!isDead) // If player isn't already dead
        {
            isDead = true;
            Time.timeScale = 0f;

            GetComponent<FPScontroller>().enabled = false;
            pistolGun.SetActive(false);
            rifleGun.SetActive(false);

            Cursor.visible = true;
            Cursor.lockState = CursorLockMode.None;
            deathPanel.SetActive(true);
        }
    }
}