65 lines
2.6 KiB
C#
65 lines
2.6 KiB
C#
using CommunityToolkit.Mvvm.ComponentModel;
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using FluidExplorer.Models;
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using FluidExplorer.Services.Operations;
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namespace FluidExplorer.ViewModels;
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/// <summary>
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/// 操作队列面板里的一行。作业对象是在后台线程上更新并抛 PropertyChanged 的，
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/// 直接绑定会跨线程更新 UI 而崩溃，因此这里在 UI 线程维护一份快照，由定时器按 250ms 刷新。
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/// </summary>
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public sealed partial class JobRowViewModel : ObservableObject
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{
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[ObservableProperty] private string _title = string.Empty;
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[ObservableProperty] private string _stateText = string.Empty;
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[ObservableProperty] private string _progressText = string.Empty;
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[ObservableProperty] private string _currentItem = string.Empty;
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[ObservableProperty] private double _progress;
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[ObservableProperty] private bool _isIndeterminate;
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[ObservableProperty] private bool _canPause;
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[ObservableProperty] private bool _canCancel;
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[ObservableProperty] private bool _isFinished;
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[ObservableProperty] private string _pauseGlyph = "\uE769";
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public JobRowViewModel(FileOperationJob job)
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{
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Job = job;
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Refresh();
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}
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public FileOperationJob Job { get; }
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public void Refresh()
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{
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Title = Job.Title;
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StateText = Job.State switch
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{
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JobState.Queued => "排队中",
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JobState.Running => "进行中",
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JobState.Paused => "已暂停",
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JobState.Completed => "已完成",
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JobState.CompletedWithErrors => "已完成（部分出错）",
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JobState.Cancelled => "已取消",
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JobState.Failed => "失败",
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_ => Job.State.ToString()
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};
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var parts = new List<string> { $"{Job.CompletedItems:N0} / {Job.TotalItems:N0} 个项目" };
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if (Job.TotalBytes > 0)
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parts.Add($"{FileEntry.FormatSize(Job.CompletedBytes)} / {FileEntry.FormatSize(Job.TotalBytes)}");
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if (Job.BytesPerSecond > 1) parts.Add($"{FileEntry.FormatSize((long)Job.BytesPerSecond)}/s");
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if (Job.Eta is { } eta && eta.TotalSeconds > 1 && eta.TotalHours < 24) parts.Add($"剩余 {eta:mm\\:ss}");
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ProgressText = string.Join(" · ", parts);
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CurrentItem = Job.CurrentItem ?? string.Empty;
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if (!string.IsNullOrEmpty(Job.Error)) CurrentItem = Job.Error!;
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Progress = Job.Progress;
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IsIndeterminate = Job.IsIndeterminate;
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CanPause = Job.CanPause;
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CanCancel = Job.CanCancel;
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IsFinished = Job.IsFinished;
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PauseGlyph = Job.State == JobState.Paused ? "\uE768" : "\uE769";
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}
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}
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