using AIK.Common.Enum;
using AIK.Common.Interface;
using AIK.Common.Language;
using AIK.Models.ApiModels;
using AIK.Models.ApiModels.Integral;
using AIK.Models.ApiModels.Membership;
using AIK.Models.Menus;
using AIK.Models.SystemSettings;
using AIK.Service.IService;
using CommunityToolkit.Mvvm.ComponentModel;
using CommunityToolkit.Mvvm.Input;
using Microsoft.Extensions.Logging;
using System;
using System.Collections.ObjectModel;
using System.ComponentModel;
using System.Linq;
using System.Reflection;
using System.Threading;
using System.Threading.Tasks;
using System.Windows;

namespace AIK.ViewModels
{
    public partial class MainViewModel : ObservableObject
    {
        private object _viewContent;

        public object ViewContent
        {
            get => _viewContent;
            set => SetProperty(ref _viewContent, value);
        }

        public ObservableCollection<MenuModel> Menus { get; } = new ObservableCollection<MenuModel>();

        private readonly ILocalizationService _localization;
        private readonly IConfigurationService _configurationService;
        private readonly IDataCacheService _dataCacheService;
        private readonly IMembershipService _membershipService;
        private readonly ISettingsService _settingsService;
        private readonly IUserSessionCoordinator _userSessionCoordinator;
        private readonly ILogger<MainViewModel> _logger;

        [ObservableProperty]
        private byte[]? _qrCodeUserBytes;

        [ObservableProperty]
        private bool _isQrCodeExpired;

        [ObservableProperty]
        private string _statusText = "等待扫码登录...";

        public string QrCodeText { get; private set; } = string.Empty;

        [ObservableProperty]
        private bool _isLoggedIn;

        public bool IsVisibilityQrCode => !IsLoggedIn;

        [ObservableProperty]
        private UserModel? _userInfo;

        [ObservableProperty]
        private UserStatus _userStatus = UserStatus.NotLoggedIn;

        [ObservableProperty]
        private IntegralModel? _integralInfo;

        public MainViewModel(
            ILocalizationService localization,
            IConfigurationService configurationService,
            IQRCodeService qRCodeService,
            IDataCacheService dataCacheService,
            IAikDataService aikDataService,
            IMembershipService membershipService,
            ISettingsService settingsService,
            IUserSessionCoordinator userSessionCoordinator,
            ILogger<MainViewModel> logger)
        {
            if (!IsInDesignMode())
            {
                _logger = logger;
                _settingsService = settingsService;
                _localization = localization;
                _configurationService = configurationService;
                _dataCacheService = dataCacheService;
                _membershipService = membershipService;
                _userSessionCoordinator = userSessionCoordinator;

                _ = qRCodeService;
                _ = aikDataService;

                _localization.InitializeAsync(_settingsService.Load().Language);
                _localization.LanguageChanged += OnLanguageChanged;
                _userSessionCoordinator.StateChanged += OnUserSessionStateChanged;

                Initialize();
                _ = _userSessionCoordinator.InitializeAsync();
            }
        }

        private bool IsInDesignMode()
        {
            return DesignerProperties.GetIsInDesignMode(new DependencyObject());
        }

        partial void OnIsLoggedInChanged(bool value)
        {
            OnPropertyChanged(nameof(IsVisibilityQrCode));
        }

        private async void OnUserSessionStateChanged(object? sender, UserSessionStateChangedEventArgs e)
        {
            if (Application.Current?.Dispatcher is { } dispatcher && !dispatcher.CheckAccess())
            {
                await dispatcher.InvokeAsync(() => ApplyUserSessionState(e.State));
                return;
            }

            ApplyUserSessionState(e.State);
        }

        private void ApplyUserSessionState(UserSessionState state)
        {
            QrCodeUserBytes = state.QrCodeUserBytes;
            IsQrCodeExpired = state.IsQrCodeExpired;
            StatusText = state.StatusText;
            IsLoggedIn = state.IsLoggedIn;
            UserInfo = state.UserInfo;
            UserStatus = state.UserStatus;
            IntegralInfo = state.IntegralInfo;
            AuthorizeMenus(state.CanShowAuthorizedMenus);
        }

        private void Initialize()
        {
            AiKLanguage.GetLanguage(_settingsService.Load().Language);

            AiKLanguage.LanguageKey.TryGetValue("HomePage", out string k1Name);
            var homeMenu = new MenuModel
            {
                Key = 1,
                MenuHeader = k1Name,
                MenuIcon = "\ue644",
                TargetView = "Home.HomePage",
                ResourceKey = "HomePage",
                IsSelected = true
            };

            AiKLanguage.LanguageKey.TryGetValue("Settings", out string k2Name);
            var settingsMenu = new MenuModel
            {
                Key = 2,
                MenuHeader = k2Name,
                MenuIcon = "\ue69d",
                TargetView = "SettingsPage",
                ResourceKey = "Settings"
            };

            AiKLanguage.LanguageKey.TryGetValue("RemoteGeneration", out string k3Name);
            var remoteGenerationMenu = new MenuModel
            {
                Key = 3,
                MenuHeader = k3Name,
                MenuIcon = "\ue6c7",
                TargetView = "RemoteGeneration.RemoteGenerationPage",
                ResourceKey = "RemoteGeneration",
                IsSelected = false,
                IsAuthorized = false,
                IsShow = true
            };

            AiKLanguage.LanguageKey.TryGetValue("RemoteCopy", out string k4Name);
            var remoteCopyMenu = new MenuModel
            {
                Key = 4,
                MenuHeader = k4Name,
                MenuIcon = "\ue613",
                TargetView = "RemoteCopy.RemoteCopyPage",
                ResourceKey = "RemoteCopy",
                IsAuthorized = true,
                IsShow = true
            };

            AiKLanguage.LanguageKey.TryGetValue("RemoteControlDetector", out string k5Name);
            var remoteDetectionMenu = new MenuModel
            {
                Key = 5,
                MenuHeader = k5Name,
                MenuIcon = "\ue600",
                TargetView = "RemoteControlDetector.RemoteControlDetectorPage",
                ResourceKey = "RemoteControlDetector",
                IsAuthorized = true,
                IsShow = true
            };

            AiKLanguage.LanguageKey.TryGetValue("ChipIdentificationCopy", out string k6Name);
            var chipIdentificationCopyMenu = new MenuModel
            {
                Key = 6,
                MenuHeader = k6Name,
                MenuIcon = "\ue632",
                TargetView = "ChipIdentificationCopy.ChipIdentificationCopyPage",
                ResourceKey = "ChipIdentificationCopy",
                IsAuthorized = true,
                IsShow = true
            };

            AiKLanguage.LanguageKey.TryGetValue("ChipGeneration", out string k7Name);
            var chipGenerationMenu = new MenuModel
            {
                Key = 7,
                MenuHeader = k7Name,
                MenuIcon = "\ue626",
                TargetView = "ChipGeneration.ChipGenerationPage",
                ResourceKey = "ChipGeneration"
            };

            AiKLanguage.LanguageKey.TryGetValue("AccessCardCopy", out string k8Name);
            var accessCardCopyMenu = new MenuModel
            {
                Key = 8,
                MenuHeader = k8Name,
                MenuIcon = "\ue63d",
                TargetView = "IDCardCopy.AccessCardCopyPage",
                ResourceKey = "AccessCardCopy"
            };

            AiKLanguage.LanguageKey.TryGetValue("KeyUnlock", out string k9Name);
            var keyUnlockMenu = new MenuModel
            {
                Key = 9,
                MenuHeader = k9Name,
                MenuIcon = "\ue61c",
                TargetView = "KeyUnlock.KeyUnlockPage",
                ResourceKey = "KeyUnlock"
            };

            AiKLanguage.LanguageKey.TryGetValue("TirePressure", out string k10Name);
            var tirePressureMenu = new MenuModel
            {
                Key = 10,
                MenuHeader = k10Name,
                MenuIcon = "\ue630",
                TargetView = "TirePressure.TirePressurePage",
                ResourceKey = "TirePressure",
                IsAuthorized = false,
                IsShow = true
            };

            AiKLanguage.LanguageKey.TryGetValue("MatchingFunction", out string k11Name);
            var matchingFunctionMenu = new MenuModel
            {
                Key = 11,
                MenuHeader = k11Name,
                MenuIcon = "\ue64b",
                TargetView = "MatchingFunctionPage",
                ResourceKey = "MatchingFunction"
            };

            AiKLanguage.LanguageKey.TryGetValue("ChipWriteStart", out string k12Name);
            var chipWriteStartMenu = new MenuModel
            {
                Key = 12,
                MenuHeader = k12Name,
                MenuIcon = "\ue680",
                TargetView = "ChipWriteStart.ChipWriteStartPage",
                ResourceKey = "ChipWriteStart",
                IsAuthorized = false,
                IsShow = true
            };

            AiKLanguage.LanguageKey.TryGetValue("Programmer", out string k13Name);
            var programmerMenu = new MenuModel
            {
                Key = 13,
                MenuHeader = k13Name,
                MenuIcon = "\ue631",
                TargetView = "ProgrammerPage",
                ResourceKey = "Programmer"
            };

            AiKLanguage.LanguageKey.TryGetValue("AntiTheftData", out string k14Name);
            var antiTheftDataMenu = new MenuModel
            {
                Key = 14,
                MenuHeader = k14Name,
                MenuIcon = "\ue60c;",
                TargetView = "AntiTheftDataPage",
                ResourceKey = "AntiTheftData"
            };

            AiKLanguage.LanguageKey.TryGetValue("UpdateCenter", out string k15Name);
            var updateCenterMenu = new MenuModel
            {
                Key = 15,
                MenuHeader = k15Name,
                MenuIcon = "\ue619",
                TargetView = "UpdateCenter.UpdateCenterPage",
                ResourceKey = "UpdateCenter"
            };

            remoteGenerationMenu.SubItems.Add(new MenuModel
            {
                Key = 31,
                MenuHeader = "汽车遥控",
                MenuIcon = "\ue709",
                TargetView = "CarRemotePage"
            });

            remoteGenerationMenu.SubItems.Add(new MenuModel
            {
                Key = 32,
                MenuHeader = "车库门",
                MenuIcon = "\ue709",
                TargetView = "GarageDoorPage"
            });

            remoteGenerationMenu.SubItems.Add(new MenuModel
            {
                Key = 33,
                MenuHeader = "视频演示",
                MenuIcon = "\ue709",
                TargetView = "VideoDemoPage"
            });

            remoteGenerationMenu.SubItems.Add(new MenuModel
            {
                Key = 34,
                MenuHeader = "烧录记录",
                MenuIcon = "\ue709",
                TargetView = "BurnRecordPage"
            });

            AiKLanguage.LanguageKey.TryGetValue("CloudData", out string k16Name);
            var cloudDataMenu = new MenuModel
            {
                Key = 16,
                MenuHeader = k16Name,
                MenuIcon = "\ue60c;",
                TargetView = "CloudData.CloudDataPage",
                ResourceKey = "CloudData",
                IsAuthorized = true,
                IsShow = true
            };

            Menus.Add(homeMenu);
            Menus.Add(remoteGenerationMenu);
            //Menus.Add(remoteCopyMenu);
            //Menus.Add(remoteDetectionMenu);
            Menus.Add(tirePressureMenu);
            Menus.Add(updateCenterMenu);
            Menus.Add(settingsMenu);
            Menus.Add(cloudDataMenu);
            //Menus.Add(chipWriteStartMenu);
            if (Thread.CurrentThread.GetApartmentState() == ApartmentState.STA)
            {
                ShowPage(Menus[0]);
            }

            _ = chipIdentificationCopyMenu;
            _ = chipGenerationMenu;
            _ = accessCardCopyMenu;
            _ = keyUnlockMenu;
            _ = matchingFunctionMenu;
            _ = programmerMenu;
            _ = antiTheftDataMenu;
        }

        private void AuthorizeMenus(bool isShow)
        {
            if (Menus.Count > 0)
            {
                Menus.Where(a => a.IsAuthorized).ToList().ForEach(a => a.IsShow = isShow);
            }
        }

        private void OnLanguageChanged(object sender, EventArgs e)
        {
            var languagecode = ((dynamic)sender).Name;
            UpdateMenuTexts(languagecode);
        }

        private void UpdateMenuTexts(string languagecode)
        {
            if (Menus.Count > 0)
            {
                AiKLanguage.GetLanguage(languagecode);
                foreach (var item in Menus)
                {
                    if (item.ResourceKey != null)
                    {
                        Application.Current.Dispatcher.Invoke(() =>
                        {
                            item.MenuHeader = AiKLanguage.LanguageKey.GetValueOrDefault(item.ResourceKey) ?? string.Empty;
                        });
                    }
                }
            }
        }

        [RelayCommand]
        private void SwitchPage(object obj)
        {
            if (obj is MenuModel model)
            {
                if (ViewContent != null && ViewContent.GetType().Name == model.TargetView)
                {
                    return;
                }

                Type? type = Assembly.Load("AIK.Views")
                    .GetType("AIK.Views.MenuPages." + model.TargetView);

                if (type != null)
                {
                    ViewContent = Activator.CreateInstance(type);
                }
            }
        }

        private void ShowPage(object obj)
        {
            SwitchPage(obj);
        }

        [RelayCommand]
        private Task Logout()
        {
            return _userSessionCoordinator.LogoutAsync();
        }

        [RelayCommand]
        private Task RefreshQrCode()
        {
            return _userSessionCoordinator.RefreshQrCodeAsync();
        }

        [RelayCommand]
        private async Task ShowKeyRecord()
        {
            foreach (var item in Menus)
            {
                item.IsSelected = false;
            }

            await _userSessionCoordinator.RefreshIntegralAsync();
            if (Thread.CurrentThread.GetApartmentState() != ApartmentState.STA)
            {
                return;
            }

            Type? type = Assembly.Load("AIK.Views")
                .GetType("AIK.Views.MenuPages.KeyRecord.UserKeyRecordPage");
            if (type != null)
            {
                ViewContent = Activator.CreateInstance(type);
            }
        }

        [RelayCommand]
        private async Task ShowIntegralRecord()
        {
            foreach (var item in Menus)
            {
                item.IsSelected = false;
            }

            await _userSessionCoordinator.RefreshIntegralAsync();
            if (Thread.CurrentThread.GetApartmentState() != ApartmentState.STA)
            {
                return;
            }

            Type? type = Assembly.Load("AIK.Views")
                .GetType("AIK.Views.MenuPages.Integral.IntegralRecordPage");
            if (type != null)
            {
                ViewContent = Activator.CreateInstance(type);
            }
        }

        [RelayCommand]
        private async Task ShowIntegralRecharge()
        {
            await _userSessionCoordinator.RefreshIntegralAsync();
            if (Thread.CurrentThread.GetApartmentState() != ApartmentState.STA)
            {
                return;
            }

            Type? type = Assembly.Load("AIK.Views")
                .GetType("AIK.Views.MenuPages.Integral.IntegralRechargeWindow");
            if (type == null || Activator.CreateInstance(type) is not Window window)
            {
                return;
            }

            type.GetMethod("SetCurrentIntegral")
                ?.Invoke(window, new object[] { IntegralInfo?.Integral ?? 0 });
            window.Owner = Application.Current?.MainWindow;
            window.ShowDialog();
            await _userSessionCoordinator.RefreshIntegralAsync();
        }

        [RelayCommand]
        private async Task ShowMembershipOpen()
        {
            if (Thread.CurrentThread.GetApartmentState() != ApartmentState.STA)
            {
                return;
            }

            Type? type = Assembly.Load("AIK.Views")
                .GetType("AIK.Views.MenuPages.Membership.MembershipOpenWindow");
            if (type == null || Activator.CreateInstance(type) is not Window window)
            {
                return;
            }

            window.Owner = Application.Current?.MainWindow;
            window.ShowDialog();
            await _userSessionCoordinator.RefreshIntegralAsync();
        }


    }
}