qhmes/yy-admin-master/YY.Admin/ViewModels/RubberQuickTest/RubberQuickTestOperationViewModel.cs

using HandyControl.Controls;
using LiveChartsCore;
using LiveChartsCore.SkiaSharpView;
using LiveChartsCore.SkiaSharpView.Painting;
using Prism.Mvvm;
using SkiaSharp;
using System.Collections.ObjectModel;
using YY.Admin.Core;
using YY.Admin.Core.Entity;
using YY.Admin.Core.Services;
using YY.Admin.Core.Session;

namespace YY.Admin.ViewModels.RubberQuickTest;

/// <summary>密炼生产计划班次展开项（桌面端筛选用）</summary>
public class MixingPlanShiftOption
{
    public string PlanRowId { get; set; } = string.Empty;
    public string? MachineId { get; set; }
    public string? MachineName { get; set; }
    public string ShiftKey { get; set; } = string.Empty;
    public string ShiftCode { get; set; } = string.Empty;
    public string ShiftName { get; set; } = string.Empty;
    public DateTime? OrderDate { get; set; }
    public string? PlanId { get; set; }
    public string? OrderNo { get; set; }
    public string? FormulaName { get; set; }
    public string? MaterialName { get; set; }
    public string DisplayText => string.IsNullOrWhiteSpace(OrderNo)
        ? MaterialName ?? FormulaName ?? string.Empty
        : $"{OrderNo} | {MaterialName ?? FormulaName}";
}

public class QuickTestInspectCellViewModel : BindableBase
{
    public string? DataPointId { get; set; }
    public string PointName { get; set; } = string.Empty;
    public decimal? LowerLimit { get; set; }
    public decimal? UpperLimit { get; set; }

    private decimal? _value;
    public decimal? Value
    {
        get => _value;
        set
        {
            if (SetProperty(ref _value, value))
                ValueChanged?.Invoke(this);
        }
    }

    public event Action<QuickTestInspectCellViewModel>? ValueChanged;
}

public class QuickTestInspectRowViewModel : BindableBase
{
    public string RowNo { get; set; } = string.Empty;
    public ObservableCollection<QuickTestInspectCellViewModel> Cells { get; } = new();

    private string _inspectResultText = string.Empty;
    public string InspectResultText
    {
        get => _inspectResultText;
        set => SetProperty(ref _inspectResultText, value);
    }

    public string InspectResultCode { get; private set; } = "0";

    public void RecalculateResult()
    {
        if (Cells.Count == 0)
        {
            InspectResultCode = "0";
            InspectResultText = string.Empty;
            RaisePropertyChanged(nameof(InspectResultText));
            return;
        }

        if (Cells.Any(c => c.Value == null))
        {
            InspectResultCode = "0";
            InspectResultText = "待填写";
            RaisePropertyChanged(nameof(InspectResultText));
            return;
        }

        var pass = Cells.All(c =>
        {
            if (c.LowerLimit != null && c.Value < c.LowerLimit) return false;
            if (c.UpperLimit != null && c.Value > c.UpperLimit) return false;
            return true;
        });
        InspectResultCode = pass ? "1" : "0";
        InspectResultText = pass ? "合格" : "不合格";
        RaisePropertyChanged(nameof(InspectResultText));
    }
}

/// <summary>胶料快检记录操作台 ViewModel</summary>
public class RubberQuickTestOperationViewModel : BaseViewModel
{
    private readonly IRubberQuickTestOperationService _operationService;
    private readonly Random _rnd = new();
    private List<MesXslMixingProductionPlan> _allPlans = new();
    private List<MixingPlanShiftOption> _allShiftOptions = new();
    private MesXslRubberQuickTestStd? _currentStd;
    private const int ChartPointCount = 5;

    public event Action? InspectColumnsChanged;

    public RubberQuickTestOperationViewModel(
        IRubberQuickTestOperationService operationService,
        IContainerExtension container,
        IRegionManager regionManager) : base(container, regionManager)
    {
        _operationService = operationService;

        _inspectTimesText = "1";

        AddInspectRowCommand = new DelegateCommand(AddInspectRow, () => DataPointColumns.Count > 0);
        RemoveInspectRowCommand = new DelegateCommand(() => RemoveInspectRow(SelectedInspectRow), () => SelectedInspectRow != null);
        SaveCommand = new DelegateCommand(async () => await SaveAsync(), () => InspectRows.Count > 0);
        RefreshPlansCommand = new DelegateCommand(async () => await LoadPlansAsync());
        RefreshChartDemoCommand = new DelegateCommand(FillRandomChartData);

        TemperatureSeries = new ObservableCollection<ISeries>
        {
            new LineSeries<double> { Name = "上模温度", Values = UpperTempValues, GeometrySize = 4, LineSmoothness = 0.3 },
            new LineSeries<double> { Name = "下模温度", Values = LowerTempValues, GeometrySize = 4, LineSmoothness = 0.3 }
        };
        TorqueSeries = new ObservableCollection<ISeries>
        {
            new LineSeries<double> { Name = "S'(dNm)", Values = TorqueValues, GeometrySize = 4, LineSmoothness = 0.3 }
        };

        FillRandomChartData();
        _ = LoadPlansAsync();
    }

    /// <summary>中间库未接入时的曲线演示说明</summary>
    public string ChartDemoHint => "演示数据（中间库未接入，打开页面自动生成；接入后将显示实测曲线）";

    public ObservableCollection<ISeries> TemperatureSeries { get; }
    public ObservableCollection<ISeries> TorqueSeries { get; }
    public ObservableCollection<double> UpperTempValues { get; } = new();
    public ObservableCollection<double> LowerTempValues { get; } = new();
    public ObservableCollection<double> TorqueValues { get; } = new();

    public Axis[] TemperatureXAxes { get; } = BuildTimeAxis();
    public Axis[] TemperatureYAxes { get; } = BuildTempYAxis();
    public Axis[] TorqueXAxes { get; } = BuildTimeAxis();
    public Axis[] TorqueYAxes { get; } = BuildTorqueYAxis();

    public ObservableCollection<string> MachineOptions { get; } = new();
    public ObservableCollection<WorkShiftOption> ShiftOptions { get; } = new();
    public ObservableCollection<MixingPlanShiftOption> PlanOptions { get; } = new();
    public ObservableCollection<MesXslRubberQuickTestStdLine> DataPointColumns { get; } = new();
    public ObservableCollection<QuickTestInspectRowViewModel> InspectRows { get; } = new();

    private QuickTestInspectRowViewModel? _selectedInspectRow;
    public QuickTestInspectRowViewModel? SelectedInspectRow
    {
        get => _selectedInspectRow;
        set
        {
            if (SetProperty(ref _selectedInspectRow, value))
                RemoveInspectRowCommand.RaiseCanExecuteChanged();
        }
    }

    private DateTime _mixingDate = DateTime.Today;
    public DateTime MixingDate
    {
        get => _mixingDate;
        set
        {
            if (!SetProperty(ref _mixingDate, value)) return;
            RefreshMachineOptions();
            ClearPlanSelection();
        }
    }

    private string? _selectedMachine;
    public string? SelectedMachine
    {
        get => _selectedMachine;
        set
        {
            if (!SetProperty(ref _selectedMachine, value)) return;
            RefreshShiftOptions();
            ClearPlanSelection();
        }
    }

    private WorkShiftOption? _selectedShift;
    public WorkShiftOption? SelectedShift
    {
        get => _selectedShift;
        set
        {
            if (!SetProperty(ref _selectedShift, value)) return;
            RefreshPlanOptions();
            ClearPlanSelection();
        }
    }

    private MixingPlanShiftOption? _selectedPlan;
    public MixingPlanShiftOption? SelectedPlan
    {
        get => _selectedPlan;
        set
        {
            if (!SetProperty(ref _selectedPlan, value)) return;
            ApplySelectedPlan();
        }
    }

    public string? ProductionOrderNo => _selectedPlan?.OrderNo;
    public string? MachineName => _selectedPlan?.MachineName ?? SelectedMachine;
    public string? WorkShiftDisplay => SelectedShift?.Name ?? string.Empty;
    public string? RubberMaterialName => _selectedPlan?.MaterialName ?? _selectedPlan?.FormulaName;

    private string? _trainNo;
    public string? TrainNo
    {
        get => _trainNo;
        set => SetProperty(ref _trainNo, value);
    }

    private string? _inspectTimesText;
    /// <summary>试验次数（手填正整数）</summary>
    public string? InspectTimesText
    {
        get => _inspectTimesText;
        set => SetProperty(ref _inspectTimesText, value);
    }

    private double _upperMoldTemp;
    public double UpperMoldTemp
    {
        get => _upperMoldTemp;
        set => SetProperty(ref _upperMoldTemp, value);
    }

    private double _lowerMoldTemp;
    public double LowerMoldTemp
    {
        get => _lowerMoldTemp;
        set => SetProperty(ref _lowerMoldTemp, value);
    }

    private double _torqueS;
    public double TorqueS
    {
        get => _torqueS;
        set => SetProperty(ref _torqueS, value);
    }

    public DelegateCommand AddInspectRowCommand { get; }
    public DelegateCommand RemoveInspectRowCommand { get; }
    public DelegateCommand SaveCommand { get; }
    public DelegateCommand RefreshPlansCommand { get; }
    public DelegateCommand RefreshChartDemoCommand { get; }

    private async Task LoadPlansAsync()
    {
        IsLoading = true;
        try
        {
            _allPlans = await _operationService.GetMixingProductionPlansAsync();
            BuildAllShiftOptions();
            RefreshMachineOptions();
            Growl.Success("密炼生产计划已刷新");
        }
        catch (Exception ex)
        {
            Growl.Error($"加载密炼生产计划失败：{ex.Message}");
        }
        finally
        {
            IsLoading = false;
        }
    }

    private void BuildAllShiftOptions()
    {
        _allShiftOptions.Clear();
        foreach (var row in _allPlans)
        {
            if (string.IsNullOrWhiteSpace(row.PlanId)) continue;
            var shiftCode = row.ShiftFlag?.ToString() ?? string.Empty;
            _allShiftOptions.Add(new MixingPlanShiftOption
            {
                PlanRowId = row.Id ?? string.Empty,
                MachineId = row.MachineId,
                MachineName = row.MachineName,
                ShiftKey = shiftCode,
                ShiftCode = shiftCode,
                ShiftName = row.ShiftFlagText,
                OrderDate = row.PlanDate,
                PlanId = row.PlanId,
                OrderNo = row.OrderNo,
                FormulaName = row.FormulaName,
                MaterialName = row.MaterialName
            });
        }
    }

    private IEnumerable<MixingPlanShiftOption> FilteredByDate =>
        _allShiftOptions.Where(o => o.OrderDate?.Date == MixingDate.Date);

    private void RefreshMachineOptions()
    {
        MachineOptions.Clear();
        foreach (var name in FilteredByDate.Select(o => o.MachineName).Where(n => !string.IsNullOrWhiteSpace(n)).Distinct().OrderBy(n => n))
            MachineOptions.Add(name!);
        if (SelectedMachine != null && !MachineOptions.Contains(SelectedMachine))
            SelectedMachine = null;
        if (SelectedMachine == null && MachineOptions.Count > 0)
            SelectedMachine = MachineOptions[0];
        else
            RefreshShiftOptions();
    }

    private void RefreshShiftOptions()
    {
        ShiftOptions.Clear();
        var machine = SelectedMachine;
        var shifts = FilteredByDate
            .Where(o => string.IsNullOrWhiteSpace(machine) || o.MachineName == machine)
            .GroupBy(o => o.ShiftCode)
            .Select(g => g.First())
            .OrderBy(o => o.ShiftCode);
        foreach (var s in shifts)
            ShiftOptions.Add(new WorkShiftOption(s.ShiftCode, s.ShiftName));
        if (SelectedShift != null && !ShiftOptions.Any(x => x.Code == SelectedShift.Code))
            SelectedShift = null;
        if (SelectedShift == null && ShiftOptions.Count > 0)
            SelectedShift = ShiftOptions[0];
        else
            RefreshPlanOptions();
    }

    private void RefreshPlanOptions()
    {
        PlanOptions.Clear();
        var machine = SelectedMachine;
        var shiftCode = SelectedShift?.Code;
        foreach (var o in FilteredByDate
            .Where(x => string.IsNullOrWhiteSpace(machine) || x.MachineName == machine)
            .Where(x => string.IsNullOrWhiteSpace(shiftCode) || x.ShiftCode == shiftCode)
            .OrderBy(x => x.OrderNo))
            PlanOptions.Add(o);
        if (SelectedPlan != null && PlanOptions.All(p => p.PlanId != SelectedPlan.PlanId))
            SelectedPlan = null;
        if (SelectedPlan == null && PlanOptions.Count > 0)
            SelectedPlan = PlanOptions[0];
    }

    private void ClearPlanSelection()
    {
        _selectedPlan = null;
        RaisePropertyChanged(nameof(SelectedPlan));
        RaisePropertyChanged(nameof(ProductionOrderNo));
        RaisePropertyChanged(nameof(MachineName));
        RaisePropertyChanged(nameof(WorkShiftDisplay));
        RaisePropertyChanged(nameof(RubberMaterialName));
        ClearStdAndResults();
    }

    private void ApplySelectedPlan()
    {
        RaisePropertyChanged(nameof(ProductionOrderNo));
        RaisePropertyChanged(nameof(MachineName));
        RaisePropertyChanged(nameof(WorkShiftDisplay));
        RaisePropertyChanged(nameof(RubberMaterialName));
        _ = LoadStdAsync();
    }

    private async Task LoadStdAsync()
    {
        DataPointColumns.Clear();
        InspectRows.Clear();
        _currentStd = null;
        InspectColumnsChanged?.Invoke();

        var rubberName = RubberMaterialName;
        if (string.IsNullOrWhiteSpace(rubberName)) return;

        IsLoading = true;
        try
        {
            _currentStd = await _operationService.GetStdByRubberMaterialNameAsync(rubberName);
            if (_currentStd?.LineList == null || _currentStd.LineList.Count == 0)
            {
                Growl.Warning($"未找到胶料「{rubberName}」的使用中且已批准的快检实验标准");
                return;
            }
            foreach (var line in _currentStd.LineList.OrderBy(l => l.SortNo ?? 0))
                DataPointColumns.Add(line);
            InspectColumnsChanged?.Invoke();
            AddInspectRow();
            AddInspectRowCommand.RaiseCanExecuteChanged();
        }
        catch (Exception ex)
        {
            Growl.Error($"加载实验标准失败：{ex.Message}");
        }
        finally
        {
            IsLoading = false;
        }
    }

    private void ClearStdAndResults()
    {
        DataPointColumns.Clear();
        InspectRows.Clear();
        _currentStd = null;
        InspectColumnsChanged?.Invoke();
    }

    /// <summary>打开页面或中间库无数据时填充曲线演示数据（5 点对应 0～2min）</summary>
    private void FillRandomChartData()
    {
        UpperTempValues.Clear();
        LowerTempValues.Clear();
        TorqueValues.Clear();

        for (int i = 0; i < ChartPointCount; i++)
        {
            var upper = 192 + _rnd.NextDouble() * 8;
            var lower = upper - 2 - _rnd.NextDouble() * 2;
            var torque = Math.Min(14, i * 2.5 + _rnd.NextDouble() * 2.5);
            UpperTempValues.Add(Math.Round(upper, 2));
            LowerTempValues.Add(Math.Round(lower, 2));
            TorqueValues.Add(Math.Round(torque, 2));
        }

        UpperMoldTemp = UpperTempValues[^1];
        LowerMoldTemp = LowerTempValues[^1];
        TorqueS = TorqueValues[^1];
    }

    private void AddInspectRow()
    {
        var rowIndex = InspectRows.Count + 1;
        var row = new QuickTestInspectRowViewModel { RowNo = $"{rowIndex}_1" };
        foreach (var col in DataPointColumns)
        {
            var cell = new QuickTestInspectCellViewModel
            {
                DataPointId = col.DataPointId,
                PointName = col.PointName ?? string.Empty,
                LowerLimit = col.LowerLimit,
                UpperLimit = col.UpperLimit
            };
            cell.ValueChanged += _ => row.RecalculateResult();
            row.Cells.Add(cell);
        }
        row.RecalculateResult();
        InspectRows.Add(row);
        SaveCommand.RaiseCanExecuteChanged();
    }

    private void RemoveInspectRow(QuickTestInspectRowViewModel? row)
    {
        if (row == null) return;
        InspectRows.Remove(row);
        SelectedInspectRow = null;
        SaveCommand.RaiseCanExecuteChanged();
    }

    private async Task SaveAsync()
    {
        if (string.IsNullOrWhiteSpace(TrainNo))
        {
            Growl.Warning("请填写车次");
            return;
        }
        if (string.IsNullOrWhiteSpace(ProductionOrderNo))
        {
            Growl.Warning("请选择密炼计划以带出生产订单号");
            return;
        }
        if (string.IsNullOrWhiteSpace(RubberMaterialName))
        {
            Growl.Warning("请先选择密炼计划以带出胶料名称");
            return;
        }
        if (_currentStd == null)
        {
            Growl.Warning("未加载实验标准，无法保存");
            return;
        }

        if (InspectRows.Any(r => r.InspectResultText == "待填写" || string.IsNullOrWhiteSpace(r.InspectResultText)))
        {
            Growl.Warning("请手填全部检验行的检测值后再保存");
            return;
        }

        if (!TryParseInspectTimes(out var inspectTimes, out var inspectTimesError))
        {
            Growl.Warning(inspectTimesError);
            return;
        }

        var lineList = BuildAveragedLineList();
        if (lineList.Count == 0)
        {
            Growl.Warning("无法根据试验结果计算明细数据");
            return;
        }

        var rawLineList = BuildRawLineList();
        if (rawLineList.Count == 0)
        {
            Growl.Warning("无法生成试验结果原始数据");
            return;
        }

        var user = AppSession.CurrentUser;
        IsLoading = true;
        try
        {
            var record = BuildSaveRecord(lineList, rawLineList, inspectTimes, user);
            await _operationService.SaveRecordAsync(record);
            Growl.Success("快检记录已保存到 MES");
            InspectRows.Clear();
            SaveCommand.RaiseCanExecuteChanged();
        }
        catch (Exception ex)
        {
            Growl.Error($"保存失败：{ex.Message}");
        }
        finally
        {
            IsLoading = false;
        }
    }

    private bool TryParseInspectTimes(out int value, out string error)
    {
        error = string.Empty;
        var text = string.IsNullOrWhiteSpace(InspectTimesText) ? "1" : InspectTimesText.Trim();
        if (!int.TryParse(text, out var n) || n <= 0)
        {
            error = "试验次数须填写正整数";
            value = 0;
            return false;
        }

        value = n;
        return true;
    }

    /// <summary>试验结果各数据点检测值取平均，写入快检记录明细</summary>
    private List<MesXslRubberQuickTestRecordLine> BuildAveragedLineList()
    {
        var lines = new List<MesXslRubberQuickTestRecordLine>();
        for (int i = 0; i < DataPointColumns.Count; i++)
        {
            var col = DataPointColumns[i];
            var values = InspectRows
                .Where(r => i < r.Cells.Count && r.Cells[i].Value != null)
                .Select(r => r.Cells[i].Value!.Value)
                .ToList();
            if (values.Count == 0)
                continue;

            var avg = values.Average(v => (double)v);
            var avgDecimal = Math.Round((decimal)avg, 6);

            var line = new MesXslRubberQuickTestRecordLine { SortNo = i };
            if (!string.IsNullOrWhiteSpace(col.DataPointId))
                line.DataPointId = col.DataPointId;
            if (!string.IsNullOrWhiteSpace(col.PointName))
                line.InspectItem = col.PointName;
            if (col.LowerLimit != null)
                line.LowerLimit = col.LowerLimit;
            if (col.UpperLimit != null)
                line.UpperLimit = col.UpperLimit;
            line.InspectValue = avgDecimal;
            lines.Add(line);
        }
        return lines;
    }

    /// <summary>试验结果全部检测值写入原始数据明细</summary>
    private List<MesXslRubberQuickTestRecordRawLine> BuildRawLineList()
    {
        var rawLines = new List<MesXslRubberQuickTestRecordRawLine>();
        int sort = 0;
        foreach (var row in InspectRows)
        {
            for (int i = 0; i < row.Cells.Count; i++)
            {
                var cell = row.Cells[i];
                if (cell.Value == null)
                    continue;

                var raw = new MesXslRubberQuickTestRecordRawLine { SortNo = sort++ };
                if (!string.IsNullOrWhiteSpace(row.RowNo))
                    raw.RowNo = row.RowNo;
                if (!string.IsNullOrWhiteSpace(cell.DataPointId))
                    raw.DataPointId = cell.DataPointId;
                if (!string.IsNullOrWhiteSpace(cell.PointName))
                    raw.InspectItem = cell.PointName;
                if (cell.LowerLimit != null)
                    raw.LowerLimit = cell.LowerLimit;
                if (cell.UpperLimit != null)
                    raw.UpperLimit = cell.UpperLimit;
                raw.InspectValue = cell.Value;
                raw.RowInspectResult = row.InspectResultCode;
                rawLines.Add(raw);
            }
        }
        return rawLines;
    }

    /// <summary>主表检验结果：任一行不合格则不合格</summary>
    private static string JudgeInspectResultFromRows(IEnumerable<QuickTestInspectRowViewModel> rows)
    {
        if (!rows.Any())
            return "0";
        return rows.Any(r => r.InspectResultCode != "1") ? "0" : "1";
    }

    private MesXslRubberQuickTestRecord BuildSaveRecord(
        List<MesXslRubberQuickTestRecordLine> lineList,
        List<MesXslRubberQuickTestRecordRawLine> rawLineList,
        int inspectTimes,
        SysUser? user)
    {
        var record = new MesXslRubberQuickTestRecord
        {
            LineList = lineList,
            RawLineList = rawLineList,
            InspectTime = DateTime.Now,
            InspectResult = JudgeInspectResultFromRows(InspectRows)
        };

        if (!string.IsNullOrWhiteSpace(_currentStd?.RubberMaterialId))
            record.RubberMaterialId = _currentStd.RubberMaterialId;
        if (!string.IsNullOrWhiteSpace(RubberMaterialName))
            record.RubberMaterialName = RubberMaterialName;
        if (!string.IsNullOrWhiteSpace(_currentStd?.Id))
            record.StdId = _currentStd.Id;

        if (!string.IsNullOrWhiteSpace(_selectedPlan?.MachineId))
            record.ProdEquipmentLedgerId = _selectedPlan.MachineId;
        if (!string.IsNullOrWhiteSpace(MachineName))
            record.ProdEquipmentName = MachineName;

        record.ProductionDate = MixingDate;

        if (!string.IsNullOrWhiteSpace(TrainNo))
            record.TrainNo = TrainNo.Trim();

        if (SelectedShift != null && !string.IsNullOrWhiteSpace(SelectedShift.Code))
            record.WorkShift = SelectedShift.Code;

        record.InspectTimes = inspectTimes;

        if (!string.IsNullOrWhiteSpace(ProductionOrderNo))
            record.ProductionPlanNo = ProductionOrderNo;

        var inspectorId = user?.JeecgBizUserId ?? (user != null ? user.Id.ToString() : null);
        if (!string.IsNullOrWhiteSpace(inspectorId))
            record.InspectorUserId = inspectorId;
        if (!string.IsNullOrWhiteSpace(user?.Account))
            record.InspectorUsername = user.Account;
        if (!string.IsNullOrWhiteSpace(user?.RealName))
            record.InspectorRealname = user.RealName;

        return record;
    }

    private static Axis[] BuildTimeAxis() => new[]
    {
        new Axis
        {
            Name = "时间(min)",
            MinLimit = 0,
            MaxLimit = 2,
            Labels = new[] { "0", "0.5", "1", "1.5", "2" },
            LabelsPaint = new SolidColorPaint(SKColors.Gray),
            NamePaint = new SolidColorPaint(SKColors.Gray)
        }
    };

    private static Axis[] BuildTempYAxis() => new[]
    {
        new Axis
        {
            Name = "温度(℃)",
            MinLimit = 189,
            MaxLimit = 201,
            Labeler = v => v switch
            {
                189 => "189",
                192 => "192",
                195 => "195",
                198 => "198",
                201 => "201",
                _ => string.Empty
            },
            LabelsPaint = new SolidColorPaint(SKColors.Gray),
            NamePaint = new SolidColorPaint(SKColors.Gray)
        }
    };

    private static Axis[] BuildTorqueYAxis() => new[]
    {
        new Axis
        {
            Name = "S'(dNm)",
            MinLimit = 0,
            MaxLimit = 14,
            Labeler = v => v switch
            {
                0 => "0",
                3 => "3",
                6 => "6",
                8 => "8",
                11 => "11",
                14 => "14",
                _ => string.Empty
            },
            LabelsPaint = new SolidColorPaint(SKColors.Gray),
            NamePaint = new SolidColorPaint(SKColors.Gray)
        }
    };

    public new void Destroy() => base.Destroy();
}

public class WorkShiftOption
{
    public WorkShiftOption(string code, string name)
    {
        Code = code;
        Name = name;
    }

    public string Code { get; }
    public string Name { get; }
}