using CommunityToolkit.Mvvm.ComponentModel;
using CommunityToolkit.Mvvm.Input;
using Serilog;
using YZWater.Core.Models;
using YZWater.Core.Services;

namespace YZWater.Core.ViewModels;

/// <summary>
/// 参数设置视图 ViewModel
/// </summary>
public partial class ViewBViewModel : ObservableObject
{
    [ObservableProperty]
    private string _plcIp = "192.168.0.150";

    [ObservableProperty]
    private int _plcPort = 5000;

    [ObservableProperty]
    private bool _autoConnect = true;

    [ObservableProperty]
    private float _levelHighAlarm = 80f;

    [ObservableProperty]
    private float _levelLowAlarm = 20f;

    [ObservableProperty]
    private float _flowHighAlarm = 100f;

    [ObservableProperty]
    private float _pumpFrequency = 50f;

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

    [ObservableProperty]
    private bool _isConnecting;

    // ─── 翻译文字 ───
    private readonly LanguageService _lang = LanguageService.Instance;
    [ObservableProperty] private string _titleText;
    [ObservableProperty] private string _subtitleText;
    [ObservableProperty] private string _plcConnectionText;
    [ObservableProperty] private string _ipAddressText;
    [ObservableProperty] private string _portText;
    [ObservableProperty] private string _autoConnectText;
    [ObservableProperty] private string _statusText;
    [ObservableProperty] private string _testText;
    [ObservableProperty] private string _alarmThresholdsText;
    [ObservableProperty] private string _levelHighText;
    [ObservableProperty] private string _levelLowText;
    [ObservableProperty] private string _flowHighText;
    [ObservableProperty] private string _pumpSettingsText;
    [ObservableProperty] private string _frequencyText;
    [ObservableProperty] private string _saveConfigText;
    [ObservableProperty] private string _resetDefaultText;
    [ObservableProperty] private string _connectedText;
    [ObservableProperty] private string _disconnectedText;
    [ObservableProperty] private string _connectingText;

    public ViewBViewModel()
    {
        UpdateTexts();
        _lang.LanguageChanged += UpdateTexts;
        LoadConfig();
    }

    private void UpdateTexts()
    {
        TitleText = _lang.Get("Parameters");
        SubtitleText = _lang.Get("SysConfig");
        PlcConnectionText = _lang.Get("PlcConnection");
        IpAddressText = _lang.Get("IpAddress");
        PortText = _lang.Get("Port");
        AutoConnectText = _lang.Get("AutoConnect");
        StatusText = _lang.Get("Status");
        TestText = _lang.Get("Test");
        AlarmThresholdsText = _lang.Get("AlarmThresholds");
        LevelHighText = _lang.Get("LevelHigh");
        LevelLowText = _lang.Get("LevelLow");
        FlowHighText = _lang.Get("FlowHigh");
        PumpSettingsText = _lang.Get("PumpSettings");
        FrequencyText = _lang.Get("Frequency");
        SaveConfigText = _lang.Get("SaveConfig");
        ResetDefaultText = _lang.Get("ResetDefault");
        ConnectedText = _lang.Get("Connected");
        DisconnectedText = _lang.Get("Disconnected");
        ConnectingText = _lang.Get("Connecting");
    }

    /// <summary>
    /// 加载配置
    /// </summary>
    [RelayCommand]
    private void LoadConfig()
    {
        var config = ConfigService.GetConfig();
        if (config != null)
        {
            PlcIp = config.PlcIp;
            PlcPort = config.PlcPort;
            AutoConnect = config.AutoConnect;
            LevelHighAlarm = config.LevelHighAlarm;
            LevelLowAlarm = config.LevelLowAlarm;
            FlowHighAlarm = config.FlowHighAlarm;
            PumpFrequency = config.PumpFrequency;
        }
        Log.Debug("配置已加载");
    }

    /// <summary>
    /// 保存配置
    /// </summary>
    [RelayCommand]
    private void SaveConfig()
    {
        var config = new SystemConfig
        {
            PlcIp = PlcIp,
            PlcPort = PlcPort,
            AutoConnect = AutoConnect,
            LevelHighAlarm = LevelHighAlarm,
            LevelLowAlarm = LevelLowAlarm,
            FlowHighAlarm = FlowHighAlarm,
            PumpFrequency = PumpFrequency
        };

        ConfigService.UpdateConfig(config);
        Log.Information("配置已保存");
    }

    /// <summary>
    /// 测试连接
    /// </summary>
    [RelayCommand]
    private async Task TestConnectionAsync()
    {
        IsConnecting = true;
        ConnectionStatus = "连接中...";

        try
        {
            // 更新 PLC IP
            PlcService.Initialize();

            var success = await PlcService.ConnectAsync();
            ConnectionStatus = success ? "连接成功" : "连接失败";

            if (success)
            {
                Log.Information("PLC 连接测试成功");
            }
            else
            {
                Log.Warning("PLC 连接测试失败");
            }
        }
        catch (Exception ex)
        {
            ConnectionStatus = "连接异常";
            Log.Error(ex, "PLC 连接测试异常");
        }
        finally
        {
            IsConnecting = false;
        }
    }

    /// <summary>
    /// 恢复默认设置
    /// </summary>
    [RelayCommand]
    private void ResetToDefault()
    {
        PlcIp = "192.168.0.150";
        PlcPort = 5000;
        AutoConnect = true;
        LevelHighAlarm = 80f;
        LevelLowAlarm = 20f;
        FlowHighAlarm = 100f;
        PumpFrequency = 50f;

        Log.Information("已恢复默认设置");
    }
}