using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.UI;
using SmartBowLib;
using SmartBowLib.lebo;
using Newtonsoft.Json.Linq;

/*
 * 投屏功能的用户操作界面
 */
public class ScreenProjectionView : MonoBehaviour, MenuBackInterface
{
    //stage1
    public Transform uiDeviceListContent;
    public GameObject uiDeviceListItem;
    public Button btnResolution;
    //stage2
    public Text textDeviceLabel;
    public Button btnStop;

    private int _stageNum = 1;

    public static ScreenProjectionView ins;
    void Awake() {
        ins = this;
        DontDestroyOnLoad(this);
        uiDeviceListItem.SetActive(false);
    }

    void Start() {
        InitBtn_SetResolution();
        btnStop.onClick.AddListener(OnClick_BtnStop);
        MsgReceiver.ins.onMessage += onMessage;
        #if UNITY_ANDROID && !UNITY_EDITOR
            ScreenProjection.Init();
            if (!ScreenProjection.ins) _needReinitSDK = true;
        #endif
    }

    void OnDestroy()
    {
        if (ins == this) ins = null;
        MsgReceiver.ins.onMessage -= onMessage;
    }

    void OnEnable() {
        PersistenHandler.ins?.menuBackCtr.views.Add(this);
    }

    void OnDisable() {
        PersistenHandler.ins?.menuBackCtr.views.Remove(this);
    }

    public bool OnMenuBack() {
        LogicBtnBack();
        return true;
    }

    void onMessage(string tag, string msg) {
        if (tag == "lebo.onBrowse") OnBrowse(JArray.Parse(msg));
    }

    class LeboDeviceServiceInfo {
        public string uid;
        public string name;
        public GameObject o;
        public bool valid;
    }
    Dictionary<string, LeboDeviceServiceInfo> deviceMap = new Dictionary<string, LeboDeviceServiceInfo>(); 
    void OnBrowse(JArray list) {
        foreach (var item in deviceMap) { item.Value.valid = false; }
        foreach (var jo in list) {
            string uid = jo.Value<string>("uid");
            string name = jo.Value<string>("name");
            if (deviceMap.ContainsKey(uid)) {
                deviceMap[uid].valid = true;
                continue;
            }
            var info = new LeboDeviceServiceInfo();
            info.uid = uid;
            info.name = name;
            GameObject o = Instantiate(uiDeviceListItem, uiDeviceListContent);
            o.GetComponentInChildren<Text>().text = name;
            o.GetComponent<Button>().onClick.AddListener(() => {
                AudioMgr.ins.PlayBtn();
                ChangeStage(2);
                textDeviceLabel.text = name + $" <color=#00FF00>{btnResolution.GetComponentInChildren<Text>().text}</color> ";
                ScreenProjection.ins.Connect(uid, name);
                ScreenProjection.ins.StopBrowse();
            });
            o.SetActive(true);
            info.o = o;
            info.valid = true;
            deviceMap[uid] = info;
        }
        List<string> willDels = null;
        foreach (var item in deviceMap) {
            if (!item.Value.valid) {
                if (willDels == null) willDels = new List<string>();
                willDels.Add(item.Value.uid);
            };
        }
        if (willDels != null) {
            foreach (var mapkey in willDels) {
                Destroy(deviceMap[mapkey].o);
                deviceMap.Remove(mapkey);
            }
        }
    }

    void InitBtn_SetResolution() {
        btnResolution.onClick.AddListener(() => {
            AudioMgr.ins.PlayBtn();
            ScreenProjection.mirrorResolutionID = ScreenProjection.mirrorResolutionID % 2 + 1;
            RefreshBtn_SetResolution();
        });
        RefreshBtn_SetResolution();
    }
    void RefreshBtn_SetResolution() {
        if (ScreenProjection.mirrorResolutionID == 1) {
            btnResolution.GetComponentInChildren<Text>().text = "720P";
        } else if (ScreenProjection.mirrorResolutionID == 2) {
            btnResolution.GetComponentInChildren<Text>().text = "1080P";
        }
    }

    public void OnClick_BtnBack() {
        AudioMgr.ins.PlayBtn();
        LogicBtnBack();
    }
    void LogicBtnBack() {
        if (ScreenProjection.ins && ScreenProjection.ins.HasDeviceInConnect()) {
            gameObject.SetActive(false);
        } else {
            ScreenProjection.Release();
            Destroy(gameObject);
        }
    }

    void ChangeStage(int stage) {
        _stageNum = stage;
        if (_stageNum == 1) {
            transform.Find("Stage1").gameObject.SetActive(true);
            transform.Find("Stage2").gameObject.SetActive(false);
            OnBrowse(new JArray());
        } else if (_stageNum == 2) {
            transform.Find("Stage1").gameObject.SetActive(false);
            transform.Find("Stage2").gameObject.SetActive(true);
        }
    }

    void OnClick_BtnStop() {
        AudioMgr.ins.PlayBtn();
        ScreenProjection.Release();
        ChangeStage(1);
        _needReinitSDK = true;
    }

    bool _needReinitSDK = false;
    void Update() {
        if (_needReinitSDK) {
            ScreenProjection.Init();
            if (ScreenProjection.ins) _needReinitSDK = false;
        }
    }

    bool _pwdInited = false;
    InputField _pwdInputField;
    public void ShowInputPWD() {
        if (!_pwdInited) {
            _pwdInited = true;
            _pwdInputField = transform.Find("PWD/InputField").GetComponent<InputField>();
            transform.Find("PWD/BtnEnter").GetComponent<Button>().onClick.AddListener(OnClick_InputPWDEnter);
        }
        _pwdInputField.text = "";
        transform.Find("PWD").gameObject.SetActive(true);
    }

    void OnClick_InputPWDEnter() {
        AudioMgr.ins.PlayBtn();
        transform.Find("PWD").gameObject.SetActive(false);
        ScreenProjection.ins.setPassword(_pwdInputField.text);
        ScreenProjection.ins.StartMirror();
    }
}