using System;
using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.Networking;
using NAudio;
using NAudio.Wave;
using System.IO;
using Assets;

public class stream : MonoBehaviour
{
   public string URL;

    // Start is called before the first frame update
    void Start()
    {
        StartCoroutine(PlayAudioStrem());

    }

    IEnumerator PlayAudioStrem()
    {

            using (UnityWebRequest www = UnityWebRequestMultimedia.GetAudioClip(URL, AudioType.MPEG))
            {
                DownloadHandlerAudioClip dHA = new DownloadHandlerAudioClip(string.Empty, AudioType.MPEG);
                dHA.streamAudio = true;
                www.downloadHandler = dHA;
                www.SendWebRequest();
                while (www.downloadProgress < 0.01)
                {
                    Debug.Log(www.downloadProgress);
                    yield return new WaitForSeconds(.1f);
                }
                if (www.isNetworkError)
                {
                    Debug.Log("error");
                }
                else
                {
                // AudioClip audioClip = AudioClip.Create("testSound", wav.SampleCount, 1,wav.Frequency, false);
                //audioClip.SetData(wav.LeftChannel, 0);
                // Return the clip
              //  return audioClip; Debug.Log(dHA.audioClip);
                GetComponent<AudioSource>().clip = FromMp3Data(www.downloadHandler.data);
               float  _m1SongTime = GetComponent<AudioSource>().clip.length + Time.time;


                //   float _m1SongTime = GetComponent<AudioSource>().clip.length + Time.time;
            }
        }

    }
    public static AudioClip FromMp3Data(byte[] data)
    {
        // Load the data into a stream
        MemoryStream mp3stream = new MemoryStream(data);
        // Convert the data in the stream to WAV format
        Mp3FileReader mp3audio = new Mp3FileReader(mp3stream);
        WaveStream waveStream = WaveFormatConversionStream.CreatePcmStream(mp3audio);
        // Convert to WAV data
        WAV wav = new WAV(AudioMemStream(waveStream).ToArray());
        Debug.Log(wav);
        AudioClip audioClip = AudioClip.Create("testSound", wav.SampleCount, 1, wav.Frequency, false);
        audioClip.SetData(wav.LeftChannel, 0);
        // Return the clip
        return audioClip;
    }
    private static MemoryStream AudioMemStream(WaveStream waveStream)
    {
        MemoryStream outputStream = new MemoryStream();
        using (WaveFileWriter waveFileWriter = new WaveFileWriter(outputStream, waveStream.WaveFormat))
        {
            byte[] bytes = new byte[waveStream.Length];
            waveStream.Position = 0;
            waveStream.Read(bytes, 0, Convert.ToInt32(waveStream.Length));
            waveFileWriter.Write(bytes, 0, bytes.Length);
            waveFileWriter.Flush();
        }
        return outputStream;
    }
    // Update is called once per frame
    void Update()
    {


    }
}