using System;
using UnityEngine;
using UnityEngine.Audio;

public class AudioManager : MonoBehaviour{

    [SerializeField] Sound[] sounds;

    public static AudioManager instance;

    void Awake(){
        if(instance == null){
            instance = this;
        }else{
            Destroy(gameObject);
            return;
        }
        DontDestroyOnLoad(gameObject);

        foreach (Sound s in sounds){
            s.source = gameObject.AddComponent<AudioSource>();
            s.source.clip = s.clip;

            s.source.volume = s.volume;
            s.source.pitch = s.pitch;
            s.source.loop = s.loop;
        }
    }

    public void Play(string name, bool randomPitch){
        Sound s = Array.Find(sounds, sound => sound.name == name);

        if (s == null){
            Debug.LogWarning("Sound: " + name + " not found!");
            return;
        }

        if (randomPitch){
            s.source.volume = s.volume * (1f + UnityEngine.Random.Range(-s.volumeVariance / 2f, s.volumeVariance / 2f));
            s.source.pitch = s.pitch * (1f + UnityEngine.Random.Range(-s.pitchVariance / 2f, s.pitchVariance / 2f));
        }

        s.source.Play();
    }

    public void PlayOneShot(string name, bool randomPitch){
        Sound s = Array.Find(sounds, sound => sound.name == name);

        if (s == null){
            Debug.LogWarning("Sound: " + name + " not found!");
            return;
        }

        if (randomPitch){
            s.source.volume = s.volume * (1f + UnityEngine.Random.Range(-s.volumeVariance / 2f, s.volumeVariance / 2f));
            s.source.pitch = s.pitch * (1f + UnityEngine.Random.Range(-s.pitchVariance / 2f, s.pitchVariance / 2f));
        }

        s.source.PlayOneShot(s.clip);
    }
}