MainMenuSaveManager (Name is SaveManager to save time in next episode) - Part 22

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

public class SaveManager : MonoBehaviour
{
    public static SaveManager Instance { get; set; }
    private void Awake()
    {
        if (Instance != null && Instance != this)
        {
            Destroy(gameObject);
        }
        else
        {
            Instance = this;
        }

        DontDestroyOnLoad(gameObject);

    }


    [System.Serializable]
    public class VolumeSettings
    {
        public float music;
        public float effects;
        public float master;
    }

    public void SaveVolumeSettings(float _music, float _effects, float _master)
    {
        VolumeSettings volumeSettings = new VolumeSettings()
        {
            music = _music,
            effects= _effects,
            master = _master
        };

        PlayerPrefs.SetString("Volume", JsonUtility.ToJson(volumeSettings));
        PlayerPrefs.Save();

        print("Saved to Player Pref");
    }

    public VolumeSettings LoadVolumeSettings()
    {
        return JsonUtility.FromJson<VolumeSettings>(PlayerPrefs.GetString("Volume"));
    }

}