using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.Networking;
using Coolape;

public class Mp3PlayerByUrl : MonoBehaviour
{
    public AudioSource audioSource;
    public string mUrl;
    public AudioType mDefaultAudioType = AudioType.MPEG;
    public UnityWebRequest www;
    public AudioClip myClip;
    public object finishCallback;
    public object progressCallback;
    public bool isPlaying = false;

    public UnityWebRequest getAudioClip(string url, object callback)
    {
        StartCoroutine(_getAudioClip(url, mDefaultAudioType, callback));
        return www;
    }

    public UnityWebRequest getAudioClip(string url, AudioType audioType , object callback)
    {
        StartCoroutine(_getAudioClip(url, audioType, callback));
        return www;
    }

    public IEnumerator _getAudioClip(string url, AudioType audioType ,object callback)
    {
        if (string.IsNullOrEmpty(url))
        {
            yield return null;
        }
        www = UnityWebRequestMultimedia.GetAudioClip(url, audioType);
        using (www)
        {
            yield return www.SendWebRequest();

            if (www.isNetworkError)
            {
                Debug.Log(www.error);
            }
            else
            {
                myClip = DownloadHandlerAudioClip.GetContent(www);
                Utl.doCallback(callback, myClip);
            }
        }
    }

    public void play(AudioClip clip, object progressCb, object finishCb)
    {
        if (clip == null) return;
        progressCallback = progressCb;
        finishCallback = finishCb;
        audioSource.clip = myClip;
        audioSource.time = 0;
        audioSource.Play();
    }

    private void Update()
    {
        if (audioSource == null || audioSource.clip == null) return;
        if (!audioSource.isPlaying && isPlaying && Mathf.Abs(1 - audioSource.time / audioSource.clip.length) <= 0.01)
        {
            isPlaying = audioSource.isPlaying;
            Utl.doCallback(finishCallback, audioSource.clip);
            //stop();
            audioSource.time = 0;
        }
        else if(audioSource.isPlaying)
        {
            isPlaying = audioSource.isPlaying;
            Utl.doCallback(progressCallback, audioSource.time / audioSource.clip.length, audioSource.time);
        }
    }

    public float progress()
    {
        if (audioSource == null || audioSource.clip == null)
        {
            return 0;
        }
        return audioSource.time / audioSource.clip.length;
    }

    public void stop()
    {
        audioSource.Stop();
    }

    public void release()
    {
        stop();
        if (audioSource.clip != null)
        {
            Destroy(audioSource.clip);
            audioSource.clip = null;
        }
    }

    public void pause()
    {
        audioSource.Pause();
    }

    public void rePlay()
    {
        audioSource.UnPause();
        if (!audioSource.isPlaying)
        {
            audioSource.Play();
        }
    }

    public void seek(float persent)
    {
        if (audioSource != null)
        {
            float sec = audioSource.clip.length * persent;
            audioSource.time = sec;
            if (!audioSource.isPlaying)
            {
                audioSource.Play();
            }
        }
    }

}