using System;
using System.Collections;
using System.Collections.Generic;
using System.Linq;
using UnityEngine;
using UnityEngine.Networking.Types;

public class UmaViewerAudio
{

    static UmaViewerMain Main => UmaViewerMain.Instance;
    public struct UmaSoundInfo
    {
        public UmaDatabaseEntry awb;
    }

    public class CuteAudioSource
    {
        public float volume;
        public List<AudioSource> sourceList;
    }

    static public UmaSoundInfo getSoundPath(string name)
    {
        UmaSoundInfo info;
        info.awb = Main.AbSounds.FirstOrDefault(a => a.Name.Contains(name) && a.Name.EndsWith("awb"));
        return info;
    }

    static public CuteAudioSource ApplySound(string cueName)
    {
        UmaSoundInfo soundInfo = getSoundPath(cueName);

        GameObject sourceRoot = new GameObject("CuteAudioSource");
        sourceRoot.transform.SetParent(GameObject.Find("AudioManager/AudioControllerBgm").transform);

        List<AudioSource> sourceList = new List<AudioSource>();

        List<AudioClip> sounds = UmaViewerBuilder.LoadAudio(soundInfo.awb);
        foreach(var clip in sounds)
        {
            AudioSource source = sourceRoot.AddComponent<AudioSource>();
            source.clip = clip;
            sourceList.Add(source);
        }

        Debug.Log(sourceList);

        CuteAudioSource cute = new CuteAudioSource
        {
            volume = 1,
            sourceList = sourceList
        };

        return cute;
    }

    public static void Play(CuteAudioSource sourceList)
    {
        foreach(var source in sourceList.sourceList)
        {
            source.Play();
        }
    }

    public static void Stop(CuteAudioSource sourceList)
    {
        foreach (var source in sourceList.sourceList)
        {
            source.Stop();
        }
    }

    public static void SetTime(CuteAudioSource sourceList, float time)
    {
        foreach (var source in sourceList.sourceList)
        {
            source.time = time;
        }
    }

    public enum PartForm
    {
        center = 0,
        left = 1,
        right = 2
    }

    public static void SetSelectorLabel(CuteAudioSource sourceList, int index)
    {
        for(int i = 0; i < sourceList.sourceList.Count; i++)
        {
            if(i != index)
            {
                sourceList.sourceList[i].volume = 0;
            }
            else
            {
                sourceList.sourceList[i].volume = 1;
            }
        }
    }

    public static void ApplyMainVolume(CuteAudioSource sourceList)
    {
        foreach (var source in sourceList.sourceList)
        {
            source.volume *= sourceList.volume;
        }
    }

    static public void AlterUpdate(float _liveCurrentTime, PartEntry partInfo, List<CuteAudioSource> liveVocal)
    {

        var timeLineData = partInfo.PartSettings["time"];

        //need to improve
        var targetIndex = 0;
        for (int i = timeLineData.Count - 1; i >= 0; i--)
        {
            if (_liveCurrentTime >= (double)timeLineData[i] / 1000)
            {
                targetIndex = i;
                break;
            }
        }

        var volumeMixer = 0;
        var useMixer = false;

        float _999_count = 0;
        bool _no999 = false;

        for (int i = 0; i < liveVocal.Count; i++)
        {
            string partName = ((PartForm)i).ToString();

            if (partInfo.PartSettings.ContainsKey(partName)){
                var value = partInfo.PartSettings[partName][targetIndex];

                if (value == 0)
                {
                    liveVocal[i].volume = 0;
                    volumeMixer += 1;
                }
                else
                {
                    liveVocal[i].volume = 1;
                    SetSelectorLabel(liveVocal[i], Convert.ToInt32(value - 1));
                }

                
                float volume;
                if (partInfo.PartSettings.ContainsKey(partName + "_vol"))
                {
                    volume = partInfo.PartSettings[partName + "_vol"][targetIndex];
                    if(volume != 999)
                    {
                        liveVocal[i].volume *= volume;
                    }
                    else
                    {
                        _999_count += 1;
                    }
                }
                else
                {
                    _no999 = true;
                }
            }
        }

        if ((_999_count == liveVocal.Count && liveVocal.Count != 0) || _no999)
        {
            useMixer = true;
        }

        if (useMixer)
        {
            switch (volumeMixer)
            {
                case 0:
                    liveVocal[0].volume = 0.7056f;
                    if(liveVocal.Count > 2)
                    {
                        liveVocal[2].volume = 0.56f;
                    }
                    if (liveVocal.Count > 1)
                    {
                        liveVocal[1].volume = 0.56f;

                    }
                    break;
                case 1:
                    for (int i = 0; i < liveVocal.Count; i++)
                    {
                        if (liveVocal[i].volume != 0)
                        {
                            liveVocal[i].volume = 0.7031f;
                        }
                    }
                    break;
                case 2:
                    for (int i = 0; i < liveVocal.Count; i++)
                    {
                        if (liveVocal[i].volume != 0)
                        {
                            liveVocal[i].volume = 0.9954f;
                        }
                    }
                    break;
                default:
                    for (int i = 0; i < liveVocal.Count; i++)
                    {
                        liveVocal[i].volume = 0;
                    }
                    break;
            }
        }

        foreach(var cute in liveVocal)
        {
            ApplyMainVolume(cute);
        }
    }
}