WCTDataMiner/src/WCTDataMiner.Wpf/ViewModels/PlossChartViewModel.cs

using CommunityToolkit.Mvvm.ComponentModel;
using LiveChartsCore;
using LiveChartsCore.SkiaSharpView;
using Microsoft.Extensions.Logging;
using WCTDataMiner.Core.Services;

namespace WCTDataMiner.Wpf.ViewModels;

/// <summary>
/// Ploss 折线图 ViewModel
/// </summary>
public partial class PlossChartViewModel : ObservableObject
{
    private readonly ScenarioService _scenarioService;
    private readonly ILogger<PlossChartViewModel> _logger;

    [ObservableProperty]
    private Guid _scenarioId;

    [ObservableProperty]
    private ISeries[] _series;

    [ObservableProperty]
    private Axis[] _xAxes;

    [ObservableProperty]
    private Axis[] _yAxes;

    public PlossChartViewModel(
        ScenarioService scenarioService,
        ILogger<PlossChartViewModel> logger)
    {
        _scenarioService = scenarioService;
        _logger = logger;

        // 初始化图表配置
        Series = Array.Empty<ISeries>();
        XAxes = new Axis[] { new Axis { Name = "Trigger Count" } };
        YAxes = new Axis[] { new Axis { Name = "Power Loss (mW)" } };
    }

    public async Task LoadDataAsync()
    {
        try
        {
            // TODO: 从数据库加载 Ploss 数据并构建图表
            Series = new ISeries[]
            {
                new LineSeries<double>
                {
                    Name = "Ploss",
                    Values = new double[] { -2882, -3500, -4200, -3800, -4500 }
                },
                new LineSeries<double>
                {
                    Name = "Threshold",
                    Values = new double[] { -3000, -3000, -3000, -3000, -3000 }
                }
            };
        }
        catch (Exception ex)
        {
            _logger.LogError(ex, "加载 Ploss 图表数据失败: ScenarioId={ScenarioId}", ScenarioId);
        }
    }
}