PauseScript.cs

using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.SceneManagement;

public class PauseScript : MonoBehaviour
{
    GameObject[] pauseObjects;
    AudioManager audioManager;

    // Use this for initialization
    void Start()
    {
        Time.timeScale = 1;
        pauseObjects = GameObject.FindGameObjectsWithTag("PauseMenu");
        hidePaused();
    }

    // Update is called once per frame
    void Update()
    {

        //uses the p button to pause and unpause the game
        if (Input.GetKeyDown(KeyCode.P))
        {
            audioManager = GameObject.Find("AudioManager").GetComponent<AudioManager>();
            if (Time.timeScale == 1)
            {
                audioManager.SetThemeVolume(0.3f);
                Time.timeScale = 0;
                showPaused();                
            }
            else if (Time.timeScale == 0)
            {
                audioManager.SetThemeVolume(0.7f);
                Time.timeScale = 1;
                hidePaused();
            }
        }
    }

    public void ExitToMainMenu()
    {
        SceneManager.LoadSceneAsync("Menu");
    }


    //Reloads the Level
    public void Reload()
    {
        SceneManager.LoadScene(SceneManager.GetActiveScene().buildIndex);
    }

    //controls the pausing of the scene
    public void pauseControl()
    {
        if (Time.timeScale == 1)
        {
            Time.timeScale = 0;
            showPaused();
        }
        else if (Time.timeScale == 0)
        {
            Time.timeScale = 1;
            hidePaused();
        }
    }

    //shows objects with ShowOnPause tag
    public void showPaused()
    {
        foreach (GameObject g in pauseObjects)
        {
            g.SetActive(true);
        }
    }

    //hides objects with ShowOnPause tag
    public void hidePaused()
    {
        foreach (GameObject g in pauseObjects)
        {
            g.SetActive(false);
        }
    }
}