using UnityEngine;
using UnityEngine.Audio;

public class audioSettingsPreloader : MonoBehaviour
{
    [Header("Audio Mixer")]
    public AudioMixer mainMixer;

    [Header("Exposed Parameters (Must match Editor)")]
    public string masterParam = "Master_Vol";
    public string noteHitParam = "noteHit_sfx_Vol";
    public string musicInGameParam = "inGameMusic_Vol";
    public string musicOutGameParam = "outGameMusic_Vol";
    public string uiInterationParam = "button_sfx_Vol";

    // PlayerPrefs keys (Must match audioMerger.cs)
    const string PlayerPrefKey_EnableGlobalMute = "EnableGlobalMute";
    const string Key_MainVol = "Volume_Main";
    const string Key_NoteHitVol = "Volume_NoteHit";
    const string Key_MusicInGameVol = "Volume_MusicInGame";
    const string Key_MusicOutGameVol = "Volume_MusicOutGame";
    const string Key_UiVol = "Volume_UI";

    void Start()
    {
        ApplyAudioSettings();
    }

    public void ApplyAudioSettings()
    {
        if (mainMixer == null)
        {
            Debug.LogWarning("[audioSettingsPreloader] Main Mixer is not assigned!");
            return;
        }

        // 1. Check Global Mute first
        bool isMuted = PlayerPrefs.GetInt(PlayerPrefKey_EnableGlobalMute, 0) == 1;
        
        if (isMuted)
        {
            // Set Master to -80dB immediately
            mainMixer.SetFloat(masterParam, -80f);
        }
        else
        {
            // Apply normal Master volume
            ApplyVolume(Key_MainVol, masterParam);
        }

        // 2. Apply other volumes
        ApplyVolume(Key_NoteHitVol, noteHitParam);
        ApplyVolume(Key_MusicInGameVol, musicInGameParam);
        ApplyVolume(Key_MusicOutGameVol, musicOutGameParam);
        ApplyVolume(Key_UiVol, uiInterationParam);
        
        Debug.Log($"[audioSettingsPreloader] Audio settings applied. Muted: {isMuted}");
    }

    void ApplyVolume(string prefKey, string mixerParam)
    {
        if (string.IsNullOrEmpty(mixerParam)) return;

        float linearValue = PlayerPrefs.GetFloat(prefKey, 1.0f);
        float clampedValue = Mathf.Clamp(linearValue, 0.0001f, 1.0f);
        float dB = Mathf.Log10(clampedValue) * 20f;
        
        mainMixer.SetFloat(mixerParam, dB);
    }
}