using CustomUtility;
using DataTable;
using Definition;
using GameFramework.DataTable;
using GameFramework.Sound;
using UnityEngine;
using UnityGameFramework.Runtime;

namespace Sound
{
    public static class SoundExtension
    {
        private const float FadeVolumeDuration = 1f;
        private static int? s_MusicSerialId = null;
        private static int? s_CurrentBgmId = null;
        private static float s_CurrentBgmStartOffsetSeconds = 0f;
        private static float s_CurrentBgmStartRealtime = 0f;

        public static int? PlayBGM(this SoundComponent soundComponent, int musicId, object userData = null)
        {
            return PlayBGM(soundComponent, musicId, 0f, userData);
        }

        public static int? PlayBGM(this SoundComponent soundComponent, int musicId, float startTimeSeconds,
            object userData = null)
        {
            soundComponent.StopMusic();

            IDataTable<DRBGM> dtMusic = GameEntry.DataTable.GetDataTable<DRBGM>();
            DRBGM drBgm = dtMusic.GetDataRow(musicId);
            if (drBgm == null)
            {
                Log.Warning("Can not load music '{0}' from data table.", musicId.ToString());
                return null;
            }

            PlaySoundParams playSoundParams = PlaySoundParams.Create();
            playSoundParams.Priority = 64;
            playSoundParams.Loop = true;
            playSoundParams.VolumeInSoundGroup = 1f;
            playSoundParams.FadeInSeconds = FadeVolumeDuration;
            playSoundParams.SpatialBlend = 0f;
            playSoundParams.Time = Mathf.Max(0f, startTimeSeconds);
            s_MusicSerialId = soundComponent.PlaySound(AssetUtility.GetMusicAsset(drBgm.AssetName), "BGM",
                Constant.AssetPriority.MusicAsset, playSoundParams, null, userData);
            s_CurrentBgmId = musicId;
            s_CurrentBgmStartOffsetSeconds = playSoundParams.Time;
            s_CurrentBgmStartRealtime = Time.realtimeSinceStartup;
            return s_MusicSerialId;
        }

        public static void StopMusic(this SoundComponent soundComponent)
        {
            if (!s_MusicSerialId.HasValue)
            {
                return;
            }

            soundComponent.StopSound(s_MusicSerialId.Value, FadeVolumeDuration);
            s_MusicSerialId = null;
            s_CurrentBgmId = null;
            s_CurrentBgmStartOffsetSeconds = 0f;
            s_CurrentBgmStartRealtime = 0f;
        }

        public static bool TryGetCurrentBgmSnapshot(this SoundComponent soundComponent, out int bgmId,
            out float timeSeconds)
        {
            bgmId = 0;
            timeSeconds = 0f;

            if (!s_MusicSerialId.HasValue || !s_CurrentBgmId.HasValue)
            {
                return false;
            }

            bgmId = s_CurrentBgmId.Value;
            timeSeconds = s_CurrentBgmStartOffsetSeconds +
                          Mathf.Max(0f, Time.realtimeSinceStartup - s_CurrentBgmStartRealtime);
            return true;
        }

        public static int? PlaySE(this SoundComponent soundComponent, int uiSoundId, object userData = null)
        {
            IDataTable<DRSE> dtUISound = GameEntry.DataTable.GetDataTable<DRSE>();
            DRSE drUISound = dtUISound.GetDataRow(uiSoundId);
            if (drUISound == null)
            {
                Log.Warning("Can not load UI sound '{0}' from data table.", uiSoundId.ToString());
                return null;
            }

            PlaySoundParams playSoundParams = PlaySoundParams.Create();
            playSoundParams.Priority = drUISound.Priority;
            playSoundParams.Loop = false;
            playSoundParams.VolumeInSoundGroup = drUISound.Volume;
            playSoundParams.SpatialBlend = 0f;
            return soundComponent.PlaySound(AssetUtility.GetUISoundAsset(drUISound.AssetName), "SE",
                Constant.AssetPriority.UISoundAsset, playSoundParams, userData);
        }

        public static float GetVolume(this SoundComponent soundComponent, string soundGroupName)
        {
            if (string.IsNullOrEmpty(soundGroupName))
            {
                Log.Warning("Sound group is invalid.");
                return 0f;
            }

            ISoundGroup soundGroup = soundComponent.GetSoundGroup(soundGroupName);
            if (soundGroup == null)
            {
                Log.Warning("Sound group '{0}' is invalid.", soundGroupName);
                return 0f;
            }

            return soundGroup.Volume;
        }

        public static void SetVolume(this SoundComponent soundComponent, string soundGroupName, float volume)
        {
            if (string.IsNullOrEmpty(soundGroupName))
            {
                Log.Warning("Sound group is invalid.");
                return;
            }

            ISoundGroup soundGroup = soundComponent.GetSoundGroup(soundGroupName);
            if (soundGroup == null)
            {
                Log.Warning("Sound group '{0}' is invalid.", soundGroupName);
                return;
            }

            soundGroup.Volume = volume;

            GameEntry.Setting.SetFloat($"Setting.{soundGroup}Volume", volume);
            GameEntry.Setting.Save();
        }
    }
}