using System.Collections.Generic;
using UnityEngine;

public class BGMHud : MonoBehaviour
{
    [SerializeField] private GameObject _contentRoot;
    [SerializeField] private GameObject _contentPrefab;

    private BGMBox currentBgm;
    [SerializeField] private BGMClip DefaultBgm;
    [SerializeField, Min(0f)] private float _defaultBgmStartDelay = 5f;

    public async void Start()
    {
        if (_defaultBgmStartDelay > 0f)
            await Awaitable.WaitForSecondsAsync(_defaultBgmStartDelay);

        // 지연 도중에 이미 다른 곡이 재생되었으면 디폴트는 건너뜀
        if (currentBgm != null) return;

        BGMBox[] BGMBoxs = GetComponentsInChildren<BGMBox>(true);

        foreach (BGMBox bgm in BGMBoxs)
        {
            if(bgm._bgmClip == DefaultBgm)
            {
                bgm.PlayBGM();
                currentBgm = bgm;
            }
        }
    }

    public void PlayPickBGM(GameObject buttonObj)
    {
        if(currentBgm != null)
            currentBgm.StopBGM();

        BGMBox bgmBox = buttonObj.GetComponentInParent<BGMBox>();
        bgmBox.PlayBGM();

        currentBgm = bgmBox;
    }
}