using DG.Tweening;
using RenderHeads.Media.AVProVideo;
using System;
using System.Collections;
using System.Collections.Generic;
using TMPro;
using UnityEngine;
using UnityEngine.UI;
using UnityEngine.Video;

public class AndroidPadMainPage : MonoBehaviour
{
    [SerializeField]
    private TextMeshProUGUI m_DateText;
    [SerializeField]
    private TextMeshProUGUI m_TimeText;

    [SerializeField]
    private List<Toggle> m_Video1Toggle;

    [SerializeField]
    private Button m_LastScreenButton;
    [SerializeField]
    private Button m_NextScreenButton;

    private int screenIndex;

    [SerializeField]
    private List<Toggle> cireToggles = new List<Toggle>();

    [SerializeField]
    private Button m_LastVideoButton0;
    [SerializeField]
    private Button m_NextVideoButton0;
    [SerializeField]
    private Button m_LastVideoButton1;
    [SerializeField]
    private Button m_NextVideoButton1;

    private int videoIndex;

    [SerializeField]
    private GameObject m_CireVideoToggleItem;

    private List<Toggle> cireVideoToggles = new List<Toggle>();

    private Tween m_ScreenVideo;
    [SerializeField]
    private RectTransform m_ScreenContent;

    private Tween m_VideoTween;
    private RectTransform m_VideoContent;

    private GameObject m_NowScreenObj;
    [SerializeField]
    private List<GameObject> VideoScreens = new List<GameObject>();

    [SerializeField]
    private Text m_VideoInfo;

    [SerializeField]
    private Button m_ResetButton;

    public MediaPlayer m_VideoPlayer;

    // Start is called before the first frame update
    IEnumerator Start()
    {
        yield return new WaitForSeconds(2);
        for (int i = 0; i < m_Video1Toggle.Count; i++)
        {
            int index = i;
            m_Video1Toggle[index].onValueChanged.AddListener((b)=>
            {
                if (b)
                {
                    m_ScreenVideo.Kill();
                    screenIndex = index;
                    cireToggles[index].isOn = true;
                    m_NowScreenObj = VideoScreens[index];
                    m_ScreenVideo = m_ScreenContent.DOAnchorPosY(616 * index,0.5f);
                    InitCireVideoItems();
                }
            });
        }
        m_LastScreenButton.onClick.AddListener(()=>
        {
            screenIndex--;
            if(screenIndex <= 0)
            {
                screenIndex = 0;
            }
            m_Video1Toggle[screenIndex].isOn = false;
            m_Video1Toggle[screenIndex].isOn = true;
        });
        m_NextScreenButton.onClick.AddListener(() =>
        {
            screenIndex++;
            if (screenIndex >= cireToggles.Count)
            {
                screenIndex = (cireToggles.Count - 1);
            }
            m_Video1Toggle[screenIndex].isOn = false;
            m_Video1Toggle[screenIndex].isOn = true;
        });
        m_LastVideoButton0.onClick.AddListener(() =>
        {
            videoIndex--;
            if (videoIndex <= 0)
            {
                videoIndex = 0;
            }
            SendMessageToScreen(0);
            cireVideoToggles[videoIndex].isOn = false;
            cireVideoToggles[videoIndex].isOn = true;
        });
        m_NextVideoButton0.onClick.AddListener(() =>
        {
            videoIndex++;
            if (videoIndex >= cireVideoToggles.Count)
            {
                videoIndex = (cireVideoToggles.Count - 1);
            }
            SendMessageToScreen(3);
            cireVideoToggles[videoIndex].isOn = false;
            cireVideoToggles[videoIndex].isOn = true;
        });
        m_LastVideoButton1.onClick.AddListener(() =>
        {
            videoIndex--;
            if (videoIndex <= 0)
            {
                videoIndex = 0;
            }
            SendMessageToScreen(0);
            cireVideoToggles[videoIndex].isOn = false;
            cireVideoToggles[videoIndex].isOn = true;
        });
        m_NextVideoButton1.onClick.AddListener(() =>
        {
            videoIndex++;
            if (videoIndex >= cireVideoToggles.Count)
            {
                videoIndex = (cireVideoToggles.Count - 1);
            }
            SendMessageToScreen(3);
            cireVideoToggles[videoIndex].isOn = false;
            cireVideoToggles[videoIndex].isOn = true;
        });

        //m_VideoSlider.onValueChanged.AddListener((v) =>
        //{
        //    m_VideoNowTime.text = "00:00";
        //    m_VideoAllTime.text = "00:00";
        //    //控制视频进度
        //});
        m_ResetButton.onClick.AddListener(OnResetVideo);
        m_Video1Toggle[0].isOn = false;
        m_Video1Toggle[0].isOn = true;
        screenIndex = 0;
    }


    private void InitCireVideoItems()
    {
        for (int i = (cireVideoToggles.Count - 1); i >= 0; i--)
        {
            Destroy(cireVideoToggles[i].gameObject);
        }
        cireVideoToggles.Clear();
        foreach (Transform item in m_NowScreenObj.transform.GetChild(0).GetChild(0).GetChild(0))
        {
            GameObject cireVideo = Instantiate(m_CireVideoToggleItem, m_CireVideoToggleItem.transform.parent);
            cireVideo.SetActive(true);
            cireVideoToggles.Add(cireVideo.GetComponent<Toggle>());
        }
        //重置视频
        m_VideoTween.Kill();
        m_VideoContent = m_NowScreenObj.transform.GetChild(0).GetChild(0).GetChild(0).GetComponent<RectTransform>();
        for (int i = 0; i < cireVideoToggles.Count; i++)
        {
            int index = i;
            cireVideoToggles[index].onValueChanged.AddListener((b) =>
            {
                m_VideoTween = m_VideoContent.DOAnchorPosX(-1086.806f * index, 0.5f);
                m_VideoInfo.text = "屏幕" + (screenIndex + 1) + ":视频" + (videoIndex + 1);
                InitVideoPlay(index);
            });
        }
        m_VideoContent.anchoredPosition= Vector2.zero;
        videoIndex = 0;
        cireVideoToggles[0].isOn = false;
        cireVideoToggles[0].isOn = true;
    }

    /// <summary>
    /// 初始化视频模式
    /// </summary>
    private void InitVideoPlay(int index)
    {
        if (m_VideoPlayer == null)
            return;
        m_VideoPlayer.OpenMedia(new MediaPath(m_NowScreenObj.transform.GetChild(0).GetChild(0).GetChild(0).GetChild(index).GetComponent<VideoAvproPath>()._mediaReference, MediaPathType.RelativeToStreamingAssetsFolder),false);
        m_VideoPlayer.Control.Seek(0);
        m_VideoPlayer.Control.Stop();
        Debug.Log(m_NowScreenObj.transform.GetChild(0).GetChild(0).GetChild(0).GetChild(index).GetComponent<VideoAvproPath>()._mediaReference);
    }

    // Update is called once per frame
    void Update()
    {
        m_DateText.text = DateTime.Now.ToString("yyyy-MM-dd");
        m_TimeText.text = DateTime.Now.ToString("HH:mm");
    }


    /// <summary>
    /// 控制播放暂停
    /// </summary>
    public void OnPlayStopVideo(int index)
    {
        if(index == 0)
        {
            m_VideoPlayer.Control.Play();
            SendMessageToScreen(1);
        }
        else
        {
            m_VideoPlayer.Control.Stop();
            SendMessageToScreen(2);
        }
    }

    /// <summary>
    /// 控制重播
    /// </summary>
    private void OnResetVideo()
    {
        m_VideoPlayer.Control.Seek(0);
        SendMessageToScreen(4);
    }

    /// <summary>
    /// 发送消息给大屏端
    /// 0:上一个 1:播放 2:暂停 3:下一个 4:重播
    /// </summary>
    private void SendMessageToScreen(int operationCode)
    {
        string operationCodeStr = "";
        if(operationCode == 0)
        {
            operationCodeStr = "上一个";
        }
        else if(operationCode == 1)
        {
            operationCodeStr = "播放";
        }
        else if (operationCode == 2)
        {
            operationCodeStr = "暂停";
        }
        else if (operationCode == 3)
        {
            operationCodeStr = "下一个";
        }
        else if (operationCode == 4)
        {
            operationCodeStr = "重播";
        }
        Debug.Log("控制屏幕" + (screenIndex + 1) + "的第" + (videoIndex + 1) + "个视频进行" + operationCodeStr);
    }
}