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>九轴地磁校准引导（AppUI）；调用方式对齐 DemoStarter.StartMagCalibration。</summary>
    public class MagGuidanceView : MonoBehaviour
    {
        const float ModuleInitWaitSeconds = 12f;
        const float MagProgressGuideSeconds = 20f;
        const float MagCalibrateTimeoutSeconds = 120f;

        [SerializeField] Button btnMagCalibrate;
        [SerializeField] GameObject prefab_MagInterferenceTipView;
        [SerializeField] List<GameObject> layouts;

        TextAutoLanguage2 _textAutoLanguage2;
        BLEAimhandler _aim;
        SmartBowDeviceHub _hub;

        bool _startResetMag;
        bool _calibrateMagDoing;
        bool _sensorsReady;
        float _calibrateMagStartTime;

        [NonSerialized] public int flag_MagCalibarateOperateAndFinish = -1;
        public Action action_MagCalibarateOperateAndFinish;
        public Func<bool> action_OnClickMagCalibrateInterceptor;

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

            btnMagCalibrate.onClick.AddListener(OnClickResetMag);
            _textAutoLanguage2 = btnMagCalibrate.transform.Find("Text").GetComponent<TextAutoLanguage2>();
            RefreshButtonLabel();

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

            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("[MagGuidanceView] 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.IsSdkMagCompleted()
                ? "Mag_Reinitialize"
                : "Mag_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 (!_startResetMag)
                return;

            UpdateMagProgress();
        }

        void OnClickResetMag()
        {
            if (action_OnClickMagCalibrateInterceptor != null
                && action_OnClickMagCalibrateInterceptor.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;
            }

            if (_calibrateMagDoing)
            {
                _calibrateMagDoing = false;
                _startResetMag = false;
                _textAutoLanguage2.SetTextKey("Mag_Initialization");
                return;
            }

            if (_aim != null && !_aim.IsSdkGyrCompleted())
            {
                PopupMgr.ins.ShowTipTop(TextAutoLanguage2.GetTextByKey("Gyro_Initialization"));
                return;
            }

            // DemoStarter：每次点击 StartMagCalibration 重置并开始地磁校准
            _calibrateMagStartTime = Time.realtimeSinceStartup;
            if (_aim == null || !_aim.TryStartMagCalibration())
            {
                PopupMgr.ins.ShowTipTop(TextAutoLanguage2.GetTextByKey("device-calibrate_n-connect"));
                return;
            }

            _calibrateMagDoing = true;
            _startResetMag = true;
            flag_MagCalibarateOperateAndFinish = 0;
        }

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

        void CancelResetMag()
        {
            _calibrateMagDoing = false;
        }

        void ShowMagInterferenceTip()
        {
            if (prefab_MagInterferenceTipView == null)
                return;

            GameObject tip = Instantiate(prefab_MagInterferenceTipView);
            JCUnityLib.CanvasUtils.PlusSortOrder(gameObject, tip, 1);
        }

        void UpdateMagProgress()
        {
            if (_aim.IsSdkMagCompleted())
            {
                _textAutoLanguage2.SetTextKey("Mag_Success");
                if (_calibrateMagDoing)
                    CancelResetMag();

                if (flag_MagCalibarateOperateAndFinish != 0)
                {
                    _startResetMag = false;
                    return;
                }

                flag_MagCalibarateOperateAndFinish = 1;
                action_MagCalibarateOperateAndFinish?.Invoke();
                _startResetMag = false;
                ReturnToDeviceView();
                return;
            }

            if (!_calibrateMagDoing)
            {
                _textAutoLanguage2.SetTextKey("Mag_Initialization");
                _startResetMag = false;
                return;
            }

            float doingTime = Time.realtimeSinceStartup - _calibrateMagStartTime;
            if (doingTime >= MagCalibrateTimeoutSeconds)
            {
                _textAutoLanguage2.SetTextKey("Mag_Fail");
                CancelResetMag();
                ShowMagInterferenceTip();
                PopupMgr.ins.ShowTipTop(TextAutoLanguage2.GetTextByKey("tip_mag-calibrate_please-leave-interfere"));
                _startResetMag = false;
                return;
            }

            int progress = Mathf.Min(
                99,
                Mathf.FloorToInt(doingTime / MagProgressGuideSeconds * 100f));
            _textAutoLanguage2.textFormatArgs = new object[] { progress };
            _textAutoLanguage2.SetTextKey("Mag_Initializing2");
        }

        void ReturnToDeviceView()
        {
            ViewManager.HideView(UIViewType.MagGuidanceView);
            ViewManager.ShowView(UIViewType.DeviceView);
        }

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