using CommunityToolkit.Mvvm.ComponentModel;
using CommunityToolkit.Mvvm.Input;
using System;
using System.Windows;

namespace HME_MoistureLossMeter.ViewModels
{
    public partial class MainViewModel : ViewModelBase
    {
        private readonly IServiceProvider _serviceProvider;

        [ObservableProperty]
        private object _currentView;

        [ObservableProperty]
        private string _currentViewName = "测试画面";

        [ObservableProperty]
        private bool _isConnected;

        [ObservableProperty]
        private string _connectionStatus = "未连接";

        [ObservableProperty]
        private bool _isTesting;

        [ObservableProperty]
        private DateTime _currentTime = DateTime.Now;

        public TestViewModel TestViewModel { get; }
        public ManualControlViewModel ManualControlViewModel { get; }
        public RecordViewModel RecordViewModel { get; }
        public ReportViewModel ReportViewModel { get; }

        public MainViewModel(IServiceProvider serviceProvider,
                             TestViewModel testViewModel,
                             ManualControlViewModel manualControlViewModel,
                             RecordViewModel recordViewModel,
                             ReportViewModel reportViewModel)
        {
            _serviceProvider = serviceProvider;
            TestViewModel = testViewModel;
            ManualControlViewModel = manualControlViewModel;
            RecordViewModel = recordViewModel;
            ReportViewModel = reportViewModel;

            CurrentView = TestViewModel;
            CurrentViewName = "测试画面";

            var timer = new System.Timers.Timer(1000);
            timer.Elapsed += (s, e) => CurrentTime = DateTime.Now;
            timer.Start();
        }

        [RelayCommand]
        private void NavigateToTest()
        {
            CurrentView = TestViewModel;
            CurrentViewName = "测试画面";
        }

        [RelayCommand]
        private void NavigateToManual()
        {
            CurrentView = ManualControlViewModel;
            CurrentViewName = "手动控制";
        }

        [RelayCommand]
        private void NavigateToRecord()
        {
            CurrentView = RecordViewModel;
            CurrentViewName = "记录画面";
        }

        [RelayCommand]
        private void NavigateToReport()
        {
            CurrentView = ReportViewModel;
            CurrentViewName = "报表";
        }

        [RelayCommand]
        private void ExitApplication()
        {
            var result = MessageBox.Show("确定要退出程序吗？", "确认退出",
                MessageBoxButton.YesNo, MessageBoxImage.Question);
            if (result == MessageBoxResult.Yes)
                Application.Current.Shutdown();
        }
    }
}