notify/Notify/ViewModels/SettingsViewModel.cs

using System.Collections.Generic;
using CommunityToolkit.Mvvm.ComponentModel;
using CommunityToolkit.Mvvm.Input;
using Notify.Models;
using Notify.Services;

namespace Notify.ViewModels;

public partial class SettingsViewModel : ObservableObject
{
    private readonly SettingsService _settings;
    private readonly ToastManager _toasts;

    public SettingsViewModel(SettingsService settings, ToastManager toasts)
    {
        _settings = settings;
        _toasts = toasts;

        var s = settings.Current;
        DurationSeconds = s.DurationSeconds;
        Corner = s.Corner;
        Opacity = s.Opacity;
        MaxVisible = s.MaxVisible;
        PlaySound = s.PlaySound;
        Width = s.Width;
        FadeMilliseconds = s.FadeMilliseconds;
        ShowOnAllDesktops = s.ShowOnAllDesktops;
    }

    public IReadOnlyList<ToastCorner> Corners { get; } =
        [ToastCorner.TopLeft, ToastCorner.TopRight, ToastCorner.BottomLeft, ToastCorner.BottomRight];

    [ObservableProperty]
    public partial int DurationSeconds { get; set; }

    [ObservableProperty]
    public partial ToastCorner Corner { get; set; }

    [ObservableProperty]
    public partial double Opacity { get; set; }

    [ObservableProperty]
    public partial int MaxVisible { get; set; }

    [ObservableProperty]
    public partial bool PlaySound { get; set; }

    [ObservableProperty]
    public partial double Width { get; set; }

    [ObservableProperty]
    public partial int FadeMilliseconds { get; set; }

    [ObservableProperty]
    public partial bool ShowOnAllDesktops { get; set; }

    [ObservableProperty]
    public partial string StatusText { get; set; } = string.Empty;

    [RelayCommand]
    private void Save()
    {
        _settings.Save(new ToastSettings
        {
            DurationSeconds = DurationSeconds,
            Corner = Corner,
            Opacity = Opacity,
            MaxVisible = MaxVisible,
            PlaySound = PlaySound,
            Width = Width,
            FadeMilliseconds = FadeMilliseconds,
            ShowOnAllDesktops = ShowOnAllDesktops,
        });
        StatusText = "已保存";
    }

    [RelayCommand]
    private void TestToast()
    {
        // 用当前编辑中的值预览（先保存再弹，所见即所得）
        Save();
        _toasts.Show(new ToastRequest
        {
            Title = "预览弹窗",
            Message = "这是一条测试通知 — 点击可关闭",
            InputMode = false,
        });
    }
}