2d6120f0c4
There are multiple subscribers to LibraryCommands.LibrarySizeChanged, and each one calls GetLibrary_Flat_NoTracking(). Passing the full library as an event argument speeds up all operations which happen after the library size changes. Fix initial backup counts
70 lines
2.3 KiB
C#
70 lines
2.3 KiB
C#
using ApplicationServices;
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using Avalonia.Threading;
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using DataLayer;
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using LibationFileManager;
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using ReactiveUI;
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using System.Collections.Generic;
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using System.Linq;
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using System.Threading.Tasks;
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namespace LibationAvalonia.ViewModels
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{
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partial class MainVM
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{
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private Task<LibraryCommands.LibraryStats> updateCountsTask;
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private LibraryCommands.LibraryStats _libraryStats;
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/// <summary> The "Begin Book and PDF Backup" menu item header text </summary>
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public string BookBackupsToolStripText { get; private set; } = "Begin Book and PDF Backups: 0";
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/// <summary> The "Begin PDF Only Backup" menu item header text </summary>
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public string PdfBackupsToolStripText { get; private set; } = "Begin PDF Only Backups: 0";
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/// <summary> The user's library statistics </summary>
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public LibraryCommands.LibraryStats LibraryStats
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{
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get => _libraryStats;
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set
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{
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this.RaiseAndSetIfChanged(ref _libraryStats, value);
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BookBackupsToolStripText
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= LibraryStats.HasPendingBooks
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? "Begin " + menufyText($"Book and PDF Backups: {LibraryStats.PendingBooks} remaining")
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: "All books have been liberated";
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PdfBackupsToolStripText
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= LibraryStats.pdfsNotDownloaded > 0
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? "Begin " + menufyText($"PDF Only Backups: {LibraryStats.pdfsNotDownloaded} remaining")
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: "All PDFs have been downloaded";
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this.RaisePropertyChanged(nameof(BookBackupsToolStripText));
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this.RaisePropertyChanged(nameof(PdfBackupsToolStripText));
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}
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}
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private void Configure_BackupCounts()
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{
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LibraryCommands.LibrarySizeChanged += async (object _, List<LibraryBook> libraryBooks)
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=> await SetBackupCountsAsync(libraryBooks);
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//Pass null to the setup count to get the whole library.
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LibraryCommands.BookUserDefinedItemCommitted += async (_, _)
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=> await SetBackupCountsAsync(null);
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}
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public async Task SetBackupCountsAsync(IEnumerable<LibraryBook> libraryBooks)
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{
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if (updateCountsTask?.IsCompleted ?? true)
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{
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updateCountsTask = Task.Run(() => LibraryCommands.GetCounts(libraryBooks));
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var stats = await updateCountsTask;
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await Dispatcher.UIThread.InvokeAsync(() => LibraryStats = stats);
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if (Configuration.Instance.AutoDownloadEpisodes
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&& stats.booksNoProgress + stats.pdfsNotDownloaded > 0)
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await Dispatcher.UIThread.InvokeAsync(BackupAllBooks);
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}
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}
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}
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}
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