using System.Collections;
using System.Collections.Generic;
using TMPro;
using Unity.VisualScripting;
using UnityEngine;
using UnityEngine.UI;
using static MainCanvasManager;

public class MediaViwerPanel : PanelBasic
{
    /// <summary>
    /// 关闭
    /// </summary>
    public Button close_button;
    /// <summary>
    /// 导入媒体
    /// </summary>
    public Button import_media_button;

    public Toggle video_files_button;
    public Toggle audio_files_button;
    private TextMeshProUGUI video_label;
    private TextMeshProUGUI audio_label;

    public Image video_media_panel;
    public Image audio_media_panel;

    public RectTransform video_media_content;
    public RectTransform audio_media_content;

    /// <summary>
    /// 预制体
    /// </summary>
    public MediaViewerItem media_viewer_item_prefab;
    /// <summary>
    /// 对象池
    /// </summary>
    public List<MediaViewerItem> media_viwer_item_pool;

    /// <summary>
    /// 右键菜单
    /// </summary>
    public RectTransform context_menu_image;
    public Button context_menu_preview_button;
    public Button context_menu_delete_button;

    /// <summary>
    /// 当前选中的
    /// </summary>
    public MediaViewerItem current_media_item;

    /// <summary>
    /// 文件字典，路径$@$文件名
    /// </summary>
    public static List<MediaViewerItem> file_dic = new List<MediaViewerItem>();

    protected override void Awake()
    {
        base.Awake();
    }

    private void Start()
    {
        close_button.onClick.AddListener(OnClose);
        import_media_button.onClick.AddListener(OnImportMedia);
        video_files_button.onValueChanged.AddListener(OnVideoFiles);
        audio_files_button.onValueChanged.AddListener(OnAudioFiles);

        context_menu_preview_button.onClick.AddListener(OnPreview);
        context_menu_delete_button.onClick.AddListener(OnDelete);

        MyInit();
        gameObject.SetActive(false);
    }

    private void OnDestroy()
    {
        file_dic.Clear();
    }

    /// <summary>
    /// 新增初始化
    /// </summary>
    public void MyInit()
    {
        if (PlayerPrefs.HasKey("media_cache"))
        {
            var lis = PlayerPrefs.GetString("media_cache");
            var lis_sp = lis.Split(">*<");
            for (int i = 0; i < lis_sp.Length; i++)
            {
                if (!string.IsNullOrEmpty(lis_sp[i]))
                {
                    var lis_sp_sp = lis_sp[i].Split("/*/");
                    Init(lis_sp_sp[0], lis_sp_sp[1], lis_sp_sp[2], true);
                }
            }
        }
    }

    public bool Init(string _file_type, string _file_name, string _path, bool _start_init = false)
    {
        bool _add_new_data = false; //是否有新增
        if (media_viewer_item_prefab == null) media_viewer_item_prefab = Resources.Load<MediaViewerItem>("Prefabs/UIItem/MediaViewerItem");

        if (file_dic.Find(x => x.file_path.Equals(_path)))
        {
            ConsolePanel.ConsoleOutput(_path + " 文件已存在！");
            return _add_new_data = false;
        }
        else
        {
            _add_new_data = true;
        }

        if (!_start_init)
        {
            var lis = "";
            if (PlayerPrefs.HasKey("media_cache"))
            {
                lis = PlayerPrefs.GetString("media_cache");
            }
            lis += ">*<" + _file_type + "/*/" + _file_name + "/*/" + _path;
            PlayerPrefs.SetString("media_cache", lis);
        }

        if (_file_type == "mp3")
        {
            var _audio_item = Instantiate(media_viewer_item_prefab, audio_media_content);
            _audio_item.Init(_file_type, _file_name, _path);
            file_dic.Add(_audio_item);
        }
        else if (_file_type == "mp4" || _file_type == "mov" || _file_type == "avi")
        {
            var _video_item = Instantiate(media_viewer_item_prefab, video_media_content);
            _video_item.Init(_file_type, _file_name, _path);
            file_dic.Add(_video_item);
        }
        else if (_file_type == "jpg" || _file_type == "png" || _file_type == "jpeg")
        {

        }

        return _add_new_data;
    }

    private MediaViewerItem Get(RectTransform _content)
    {
        MediaViewerItem __item = null;
        if (media_viwer_item_pool == null)
        {
            media_viwer_item_pool = new List<MediaViewerItem>();
        }
        else
        {
            if (media_viwer_item_pool.Count > 0)
            {
                __item = media_viwer_item_pool[0];
                media_viwer_item_pool.Remove(__item);
            }
        }
        if (__item == null)
        {
            __item = Instantiate(media_viewer_item_prefab, _content);
        }
        else
        {
            __item.gameObject.SetActive(true);
            __item.transform.SetParent(_content);
        }
        return __item;
    }

    private void Recycle(MediaViewerItem _item)
    {
        _item.gameObject.SetActive(false);
        _item.transform.SetParent(transform);
        media_viwer_item_pool.Add(_item);

        var p = PlayerPrefs.GetString("media_cache");
        var p_sp = p.Split(">*<");
        for (int i = 0; i < p_sp.Length; i++)
        {
            if (!string.IsNullOrEmpty(p_sp[i]))
            {
                if (p_sp[i].Equals(_item.perfer_str))
                {
                    p_sp[i] = "";
                }
            }
        }
        p = "";
        for (int i = 0; i < p_sp.Length; i++)
        {
            if (!string.IsNullOrEmpty(p_sp[i]))
            {
                p += ">*<" + p_sp[i];
            }
        }
        PlayerPrefs.SetString("media_cache", p);
    }

    public void OnClose()
    {
        OnPopupEnd();
    }

    public void OnImportMedia()
    {
        menu_panel.OnImportMedia();
    }

    public void OnVideoFiles(bool _ison)
    {
        video_media_panel.gameObject.SetActive(_ison);
        video_label.color = new Color(1, 1, 1, _ison ? 1 : 0.5f);
    }

    public void OnAudioFiles(bool _ison)
    {
        audio_media_panel.gameObject.SetActive(_ison);
        audio_label.color = new Color(1, 1, 1, _ison ? 1 : 0.5f);
    }

    public void OnPreview()
    {
        if (current_media_item.file_type.Equals("mp3") || current_media_item.file_type.Equals("wav"))
        {
            MediaPlayer.Instance.AudioLoad(current_media_item.file_name_text.text, (result,_file_name) =>
            {
                if (result)
                {
                    media_preview_panel.OnPopup();
                    media_preview_panel.PreviewAudio(_file_name);
                }
            });
        }
        else if (current_media_item.file_type.Equals("mp4") || current_media_item.file_type.Equals("avi"))
        {
            media_preview_panel.OnPopup();
            media_preview_panel.PreviewVideo(current_media_item.file_name_text.text, current_media_item.file_path);
        }
    }


    public void OnDelete()
    {
        confirm_panel.OnPopup("删除确认", "是否确认删除" + current_media_item.file_name_text.text + "?", "提示", (_delete) =>
        {
            if (_delete)
            {
                Recycle(current_media_item);
                context_menu_image.gameObject.SetActive(false);
                file_dic.Remove(current_media_item);
                current_media_item = null;
            }
            else
            {

            }
        });
    }
}