using System;
using System.Collections;
using System.Collections.Generic;
using AppUI.Bluetooth;
using AppUI.Manager.View;
using SmartBowSDK;
using UnityEngine;
using UnityEngine.UI;
using BLEAimhandler = AppUI.Bluetooth.AimHandler;

namespace AppUI.View.NineAxis
{
    /// <summary>九轴陀螺仪校准引导（AppUI）；调用方式对齐 DemoStarter。</summary>
    public class GyrGuidanceView : MonoBehaviour
    {
        const float ModuleInitWaitSeconds = 12f;

        [SerializeField] Button btnGyrCalibrate;
        [SerializeField] List<GameObject> layouts;

        TextAutoLanguage2 _textAutoLanguage2;
        BLEAimhandler _aim;
        SmartBowDeviceHub _hub;

        bool _autoNext;
        bool _gyrCompleted;
        bool _canNavTo;
        bool _canUpdateGyrProgress;
        bool _sensorsReady;

        [NonSerialized] public int flag_GyrCalibarateOperateAndFinish = -1;
        public Action action_GyrCalibarateOperateAndFinish;
        public Func<bool> action_OnClickGyrCalibrateInterceptor;

        void Start()
        {
            SmartBowDeviceHub.EnsureReady();
            _hub = SmartBowDeviceHub.ins;
            _aim = _hub?.Aim;

            btnGyrCalibrate.onClick.AddListener(OnClickGyrCalibrate);
            transform.Find("BtnNext").GetComponent<Button>().onClick.AddListener(OnClick_Next);

            _textAutoLanguage2 = btnGyrCalibrate.transform.Find("Text").GetComponent<TextAutoLanguage2>();
            RefreshButtonLabel();

            ShowDeviceLayout(_aim != null && _aim.GetActivePlayerDeviceType() == (int)AimDeviceType.ARTEMIS ? 1 : 0);

            if (_aim != null && _aim.IsSdkGyrCompleted())
            {
                _gyrCompleted = true;
                _canNavTo = true;
            }

            StartCoroutine(WaitForSensorsReady());
        }

        IEnumerator WaitForSensorsReady()
        {
            float elapsed = 0f;
            while (elapsed < ModuleInitWaitSeconds)
            {
                if (_hub != null && _hub.EnsureNineAxisSensorsStarted())
                {
                    _sensorsReady = true;
                    yield break;
                }

                elapsed += Time.unscaledDeltaTime;
                yield return null;
            }

            Debug.LogWarning("[GyrGuidanceView] 等待模块初始化/九轴传感开启超时。");
        }

        void RefreshButtonLabel()
        {
            if (_textAutoLanguage2 == null || _aim == null)
                return;

            _textAutoLanguage2.SetTextKey(_aim.IsSdkGyrCompleted()
                ? "Gyro_Reinitialize"
                : "Gyro_Initialization");
        }

        void ShowDeviceLayout(int index)
        {
            for (int i = 0; i < layouts.Count; i++)
                layouts[i].SetActive(index == i);
        }

        void Update()
        {
            if (_aim == null)
                return;

            if (!_sensorsReady && _hub != null)
                _sensorsReady = _hub.EnsureNineAxisSensorsStarted();

            if (_aim.IsSdkGyrCompleted() && !_gyrCompleted && flag_GyrCalibarateOperateAndFinish != 0)
            {
                _gyrCompleted = true;
                _canNavTo = true;
            }

            UpdateGyrProgress();
        }

        void OnClickGyrCalibrate()
        {
            if (action_OnClickGyrCalibrateInterceptor != null
                && action_OnClickGyrCalibrateInterceptor.Invoke())
                return;

            if (!IsDeviceConnected())
            {
                PopupMgr.ins.ShowTipTop(TextAutoLanguage2.GetTextByKey("device-calibrate_n-connect"));
                return;
            }

            if (!_sensorsReady && (_hub == null || !_hub.EnsureNineAxisSensorsStarted()))
            {
                PopupMgr.ins.ShowTipTop(TextAutoLanguage2.GetTextByKey("device-calibrate_n-connect"));
                return;
            }

            // DemoStarter：IsGyrCalibrating ? Stop : Start
            if (_aim == null || !_aim.TryToggleGyrCalibration())
            {
                PopupMgr.ins.ShowTipTop(TextAutoLanguage2.GetTextByKey("device-calibrate_n-connect"));
                return;
            }

            bool calibrating = _aim.IsSdkGyrCalibrating();
            if (calibrating)
            {
                _autoNext = true;
                _canUpdateGyrProgress = true;
                flag_GyrCalibarateOperateAndFinish = 0;
                _canNavTo = false;
            }
            else
            {
                _autoNext = false;
                _canUpdateGyrProgress = false;
                _textAutoLanguage2.SetTextKey("Gyro_Reinitialize");
            }
        }

        bool IsDeviceConnected()
        {
            if (_hub == null)
                return false;
            return _hub.IsConnected(_hub.GetActivePlayer());
        }

        void FinishGyrCalibrate()
        {
            _canUpdateGyrProgress = false;
            if (_aim != null && _aim.IsSdkGyrCalibrating())
                _aim.TryStopGyrCalibration();
            StartCoroutine(_aim.SaveGyr());
        }

        void UpdateGyrProgress()
        {
            if (!_canUpdateGyrProgress || _aim == null)
                return;

            int progress = _aim.GetSdkGyrProgressPercent();
            _textAutoLanguage2.textFormatArgs = new object[] { progress };
            _textAutoLanguage2.SetTextKey("Gyro_Initializing");

            if (!_aim.IsSdkGyrCompleted())
                return;

            FinishGyrCalibrate();

            if (flag_GyrCalibarateOperateAndFinish != 0)
                return;

            flag_GyrCalibarateOperateAndFinish = 1;
            action_GyrCalibarateOperateAndFinish?.Invoke();
            _textAutoLanguage2.SetTextKey("Gyro_Success");
            _gyrCompleted = true;
            _canNavTo = true;

            if (_autoNext)
            {
                _autoNext = false;
                NavigateToMag();
            }
        }

        void NavigateToMag()
        {
            if (_aim == null || !_aim.IsSdkGyrCompleted())
                return;

            _hub?.EnsureNineAxisSensorsStarted();
            ViewManager.HideView(UIViewType.GyrGuidanceView);
            ViewManager.ShowView(UIViewType.MagGuidanceView);
        }

        void OnClick_Next()
        {
            if (!_canNavTo || _aim == null)
                return;

            NavigateToMag();
        }

        public void OnClick_Back()
        {
            AudioMgr.ins.PlayBtn();
            ViewManager.HideView(UIViewType.GyrGuidanceView);
        }
    }
}