using UnityEngine;

public class SliderToVCA : AbstractValueController
{
    public enum VCATarget
    {
        Master,
        Ambiences,
        Music,
        SFX,
        UI,
        Voiceovers
    }

    public VCATarget target;
    public AudioSliderDragHandler slider;

    private void Awake()
    {
        slider.OnValueChanged += ApplyVolume;
    }
    private void Start()
    {
        RestoreFromConfig();
    }

    override public void RestoreFromConfig()
    {
        float initialValue = GetInitialValue();
        slider.SetHandleValue(initialValue);
    }

    private float GetInitialValue()
    {
        switch (target)
        {
            case VCATarget.Master:
                return ConfigManager.instance.getVolumeMaster();
            case VCATarget.Ambiences:
                return ConfigManager.instance.getVolumeAmbient();
            case VCATarget.Music:
                return ConfigManager.instance.getVolumeMusic();
            case VCATarget.SFX:
                return ConfigManager.instance.getVolumeSFX();
            case VCATarget.UI:
                return ConfigManager.instance.getVolumeUI();
            case VCATarget.Voiceovers:
                return ConfigManager.instance.getVolumeVO();
            default:
                return 0.5f;
        }
    }

    private void Update()
    {
        // Constantly push slider value to the VCA
        ApplyVolume(slider.CurrentValue, false);
        //Debug.Log("CurrentValue: " + slider.CurrentValue);
    }

    private void ApplyVolume(float value, bool isLastChange)
    {       
        switch (target)
        {
            case VCATarget.Master:
                AudioManager.Instance.SetMasterVCA(value);
                if (isLastChange) ConfigManager.instance.SetVolumeMaster(value);
            break;

            case VCATarget.Ambiences:
                AudioManager.Instance.SetAmbientVCA(value);
                if (isLastChange) ConfigManager.instance.SetVolumeAmbient(value);
                break;

            case VCATarget.Music:
                AudioManager.Instance.SetMusicVCA(value);
                if (isLastChange) ConfigManager.instance.SetVolumeMusic(value);
                break;

            case VCATarget.SFX:
                AudioManager.Instance.SetSFXVCA(value);
                if (isLastChange) ConfigManager.instance.SetVolumeSFX(value);
                break;

            case VCATarget.UI:
                AudioManager.Instance.SetUIVCA(value);
                if (isLastChange) ConfigManager.instance.SetVolumeUI(value);
                break;

            case VCATarget.Voiceovers:
                AudioManager.Instance.SetVoiceoverVCA(value);
                if (isLastChange) ConfigManager.instance.SetVolumeVO(value);
                break;
        }
    }

}