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

public class MuteToggle : MonoBehaviour
{
    [Header("References")]
    public ImageToggle toggle;
    public AudioSource audioSource;

    private const string MUTE_PREF_KEY = "muted";

    void Start()
    {
        // Always read from PlayerPrefs to ensure consistency across scene changes
        bool isMuted = GetMutedState();
        
        // Set the audio source mute state
        if (audioSource != null)
        {
            audioSource.mute = isMuted;
        }
        
        // Set the toggle visual state to match the saved state
        if (toggle != null)
        {
            // Set toggle state without triggering the event (we'll sync it manually)
            toggle.isOn = !isMuted; // isOn means sound is ON, so !isMuted
            toggle.onToggle.AddListener(OnToggleChanged);
        }
        
        Debug.Log($"MuteToggle initialized - Muted: {isMuted}");
    }

    void OnToggleChanged(bool isOn)
    {
        // isOn means sound is ON, so muted = !isOn
        bool shouldMute = !isOn;
        
        // Update audio source
        if (audioSource != null)
        {
            audioSource.mute = shouldMute;
        }
        
        // Save to PlayerPrefs
        SetMutedState(shouldMute);
        
        Debug.Log($"Mute state changed - Muted: {shouldMute}");
    }

    bool GetMutedState()
    {
        // Returns true if muted, false if not muted
        // Default to false (not muted) if key doesn't exist
        return PlayerPrefs.GetInt(MUTE_PREF_KEY, 0) == 1;
    }

    void SetMutedState(bool muted)
    {
        PlayerPrefs.SetInt(MUTE_PREF_KEY, muted ? 1 : 0);
        PlayerPrefs.Save();
    }

    void OnDestroy()
    {
        // Clean up listener to prevent memory leaks
        if (toggle != null)
        {
            toggle.onToggle.RemoveListener(OnToggleChanged);
        }
    }
}