using CommunityToolkit.Mvvm.ComponentModel;
using CommunityToolkit.Mvvm.Input;
using Microsoft.Extensions.Configuration;
using Sln.Wcs.Model.Domain;
using Sln.Wcs.Repository.service;
using Sln.Wcs.Serilog;
using SqlSugar;
using System;
using System.Collections.Generic;
using System.Collections.ObjectModel;
using System.Linq;
using System.Threading.Tasks;

namespace Sln.Wcs.UI.ViewModels;

public partial class MainViewModel : ObservableObject
{
    private readonly SerilogHelper _log;
    private readonly IConfiguration _config;
    private readonly IBaseDeviceInfoService _deviceInfoService;
    private readonly ISqlSugarClient _db;

    [ObservableProperty]
    private string _appTitle = "基于多场景应用的 WCS 通用平台";

    [ObservableProperty]
    private string _appVersion = "V1.0.0";

    [ObservableProperty]
    private string _statusMessage = "系统就绪,点击'加载设备'获取设备列表";

    [ObservableProperty]
    private int _deviceCount;

    [ObservableProperty]
    private ObservableCollection<DeviceSummary> _devices = new();

    public MainViewModel(
        SerilogHelper log,
        IConfiguration config,
        IBaseDeviceInfoService deviceInfoService,
        ISqlSugarClient db)
    {
        _log = log;
        _config = config;
        _deviceInfoService = deviceInfoService;
        _db = db;
        LoadDevicesCommand = new AsyncRelayCommand(LoadDevicesAsync);
    }

    public AsyncRelayCommand LoadDevicesCommand { get; }

    private async System.Threading.Tasks.Task LoadDevicesAsync()
    {
        StatusMessage = "正在加载设备列表...";
        try
        {
            var devices = await System.Threading.Tasks.Task.Run(() =>
                _deviceInfoService.GetDeviceInfos(x => x.isFlag == 1).ToList());

            Devices.Clear();
            foreach (var d in devices)
            {
                Devices.Add(new DeviceSummary
                {
                    DeviceCode = d.deviceCode,
                    DeviceName = d.deviceName ?? "",
                    DeviceType = ParseDeviceType(d.deviceType),
                    HostCode = d.hostCode,
                    IsFlag = d.isFlag == 1
                });
            }

            DeviceCount = Devices.Count;
            StatusMessage = $"已加载 {DeviceCount} 台设备";
            _log.Info($"UI: 设备列表加载完成,共{DeviceCount}台");
        }
        catch (Exception ex)
        {
            StatusMessage = $"加载设备失败: {ex.Message}";
            _log.Error($"UI: 设备列表加载失败 - {ex.Message}");
        }
    }

    [RelayCommand]
    private void RefreshStatus()
    {
        var apolloEnv = _config["apollo:Env"] ?? "未知";
        var logPath = _config["logPath"] ?? "未配置";
        StatusMessage = $"Apollo环境: {apolloEnv} | 日志路径: {logPath} | 已连接设备: {DeviceCount}";
    }

    private static string ParseDeviceType(int? deviceType) => deviceType switch
    {
        0 => "输送线",
        1 => "AGV",
        2 => "提升机",
        _ => "未知"
    };
}

public class DeviceSummary
{
    public string DeviceCode { get; set; } = string.Empty;
    public string DeviceName { get; set; } = string.Empty;
    public string DeviceType { get; set; } = string.Empty;
    public string HostCode { get; set; } = string.Empty;
    public bool IsFlag { get; set; }
}