Refactoring.
This commit is contained in:
Michael Bucari-Tovo
parent
e1dfefbadf
commit
95766a43c5
11 changed files with 197 additions and 242 deletions
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@ -4,36 +4,32 @@ using System.Collections.Generic;
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using System.ComponentModel;
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using System.Drawing;
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using System.Linq;
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using System.Runtime.CompilerServices;
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using System.Threading;
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using ApplicationServices;
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using DataLayer;
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using Dinah.Core.Drawing;
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namespace LibationWinForms
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{
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internal class GridEntry : INotifyPropertyChanged, IObjectMemberComparable
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internal class GridEntry : AsyncNotifyPropertyChanged, IObjectMemberComparable
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{
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#region implementation properties
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// hide from public fields from Data Source GUI with [Browsable(false)]
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#region implementation properties
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// hide from public fields from Data Source GUI with [Browsable(false)]
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[Browsable(false)]
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[Browsable(false)]
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public string AudibleProductId => Book.AudibleProductId;
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[Browsable(false)]
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public LibraryBook LibraryBook { get; }
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#endregion
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public event PropertyChangedEventHandler PropertyChanged;
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private Book Book => LibraryBook.Book;
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private SynchronizationContext SyncContext { get; } = SynchronizationContext.Current;
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private Image _cover;
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public GridEntry(LibraryBook libraryBook)
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{
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LibraryBook = libraryBook;
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_compareValues = CreatePropertyValueDictionary();
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_memberValues = CreateMemberValueDictionary();
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//Get cover art. If it's default, subscribe to PictureCached
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var picDef = new FileManager.PictureDefinition(Book.PictureId, FileManager.PictureSize._80x80);
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@ -42,7 +38,7 @@ namespace LibationWinForms
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if (isDefault)
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FileManager.PictureStorage.PictureCached += PictureStorage_PictureCached;
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//Mutable property. Set the field so PropertyChanged doesn't fire.
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//Mutable property. Set the field so PropertyChanged isn't fired.
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_cover = ImageReader.ToImage(picture);
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//Immutable properties
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@ -50,9 +46,9 @@ namespace LibationWinForms
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Title = Book.Title;
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Series = Book.SeriesNames;
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Length = Book.LengthInMinutes == 0 ? "" : $"{Book.LengthInMinutes / 60} hr {Book.LengthInMinutes % 60} min";
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MyRating = GetStarString(Book.UserDefinedItem.Rating);
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MyRating = ValueOrDefault(Book.UserDefinedItem.Rating?.ToStarString(), "");
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PurchaseDate = libraryBook.DateAdded.ToString("d");
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ProductRating = GetStarString(Book.Rating);
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ProductRating = ValueOrDefault(Book.Rating?.ToStarString(), "");
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Authors = Book.AuthorNames;
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Narrators = Book.NarratorNames;
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Category = string.Join(" > ", Book.CategoriesNames);
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@ -60,28 +56,20 @@ namespace LibationWinForms
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Description = GetDescriptionDisplay(Book);
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}
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//DisplayTags and Liberate are live.
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//DisplayTags and Liberate properties are live.
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}
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private void PictureStorage_PictureCached(object sender, string pictureId)
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private void PictureStorage_PictureCached(object sender, string pictureId)
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{
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if (pictureId == Book.PictureId)
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{
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//GridEntry SHOULD be UI-ignorant, but PropertyChanged
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Cover = WindowsDesktopUtilities.WinAudibleImageServer.GetImage(pictureId, FileManager.PictureSize._80x80);
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FileManager.PictureStorage.PictureCached -= PictureStorage_PictureCached;
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}
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}
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protected void NotifyPropertyChanged([CallerMemberName] string propertyName = "")
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=> SyncContext.Post(
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args => OnPropertyChangedAsync(args as AsyncCompletedEventArgs),
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new AsyncCompletedEventArgs(null, false, new PropertyChangedEventArgs(propertyName)));
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private void OnPropertyChangedAsync(AsyncCompletedEventArgs e) =>
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PropertyChanged?.Invoke(this, e.UserState as PropertyChangedEventArgs);
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#region Data Source properties
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public Image Cover
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{
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get
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@ -106,7 +94,6 @@ namespace LibationWinForms
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public string Category { get; }
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public string Misc { get; }
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public string Description { get; }
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public string DisplayTags => string.Join("\r\n", Book.UserDefinedItem.TagsEnumerated);
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public (LiberatedState, PdfState) Liberate => (LibraryCommands.Liberated_Status(Book), LibraryCommands.Pdf_Status(Book));
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@ -114,49 +101,43 @@ namespace LibationWinForms
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#region Data Sorting
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private Dictionary<string, Func<object>> _compareValues { get; }
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private static Dictionary<Type, IComparer> _objectComparers;
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public virtual object GetMemberValue(string memberName) => _compareValues[memberName]();
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public virtual IComparer GetMemberComparer(Type memberType) => _objectComparers[memberType];
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private Dictionary<string, Func<object>> _memberValues { get; }
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/// <summary>
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/// Instantiate comparers for every type needed to sort columns.
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/// Create getters for all member object values by name
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/// </summary>
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static GridEntry()
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Dictionary<string, Func<object>> CreateMemberValueDictionary() => new()
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{
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_objectComparers = new Dictionary<Type, IComparer>()
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{
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{ typeof(string), new ObjectComparer<string>() },
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{ typeof(int), new ObjectComparer<int>() },
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{ typeof(float), new ObjectComparer<float>() },
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{ typeof(DateTime), new ObjectComparer<DateTime>() },
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{ typeof(LiberatedState), new ObjectComparer<LiberatedState>() },
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};
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}
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{ nameof(Title), () => GetSortName(Book.Title) },
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{ nameof(Series), () => GetSortName(Book.SeriesNames) },
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{ nameof(Length), () => Book.LengthInMinutes },
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{ nameof(MyRating), () => Book.UserDefinedItem.Rating.FirstScore },
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{ nameof(PurchaseDate), () => LibraryBook.DateAdded },
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{ nameof(ProductRating), () => Book.Rating.FirstScore },
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{ nameof(Authors), () => Authors },
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{ nameof(Narrators), () => Narrators },
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{ nameof(Description), () => Description },
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{ nameof(Category), () => Category },
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{ nameof(Misc), () => Misc },
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{ nameof(DisplayTags), () => DisplayTags },
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{ nameof(Liberate), () => Liberate.Item1 }
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};
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/// <summary>
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/// Create getters for all member values by name
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/// </summary>
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Dictionary<string, Func<object>> CreatePropertyValueDictionary() => new()
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{
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{ nameof(Title), () => getSortName(Book.Title)},
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{ nameof(Series),() => getSortName(Book.SeriesNames)},
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{ nameof(Length), () => Book.LengthInMinutes},
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{ nameof(MyRating), () => Book.UserDefinedItem.Rating.FirstScore},
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{ nameof(PurchaseDate), () => LibraryBook.DateAdded},
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{ nameof(ProductRating), () => Book.Rating.FirstScore},
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{ nameof(Authors), () => Authors},
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{ nameof(Narrators), () => Narrators},
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{ nameof(Description), () => Description},
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{ nameof(Category), () => Category},
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{ nameof(Misc), () => Misc},
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{ nameof(DisplayTags), () => DisplayTags},
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{ nameof(Liberate), () => Liberate.Item1}
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};
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// Instantiate comparers for every exposed member object type.
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private static readonly Dictionary<Type, IComparer> _memberTypeComparers = new()
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{
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{ typeof(string), new ObjectComparer<string>() },
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{ typeof(int), new ObjectComparer<int>() },
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{ typeof(float), new ObjectComparer<float>() },
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{ typeof(DateTime), new ObjectComparer<DateTime>() },
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{ typeof(LiberatedState), new ObjectComparer<LiberatedState>() },
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};
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private static readonly string[] sortPrefixIgnores = { "the", "a", "an" };
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private static string getSortName(string unformattedName)
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public virtual object GetMemberValue(string memberName) => _memberValues[memberName]();
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public virtual IComparer GetMemberComparer(Type memberType) => _memberTypeComparers[memberType];
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private static readonly string[] _sortPrefixIgnores = { "the", "a", "an" };
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private static string GetSortName(string unformattedName)
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{
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var sortName = unformattedName
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.Replace("|", "")
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@ -164,98 +145,71 @@ namespace LibationWinForms
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.ToLowerInvariant()
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.Trim();
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if (sortPrefixIgnores.Any(prefix => sortName.StartsWith(prefix + " ")))
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if (_sortPrefixIgnores.Any(prefix => sortName.StartsWith(prefix + " ")))
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sortName = sortName.Substring(sortName.IndexOf(" ") + 1).TrimStart();
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return sortName;
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}
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#endregion
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#endregion
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#region Static library display functions
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public static (string mouseoverText, Bitmap buttonImage) GetLiberateDisplay(LiberatedState liberatedStatus, PdfState pdfStatus)
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{
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string text;
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Bitmap image;
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// get mouseover text
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(string libState, string image_lib) = liberatedStatus switch
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{
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var libState = liberatedStatus switch
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{
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LiberatedState.Liberated => "Liberated",
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LiberatedState.PartialDownload => "File has been at least\r\npartially downloaded",
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LiberatedState.NotDownloaded => "Book NOT downloaded",
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_ => throw new Exception("Unexpected liberation state")
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};
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LiberatedState.Liberated => ("Liberated", "green"),
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LiberatedState.PartialDownload => ("File has been at least\r\npartially downloaded", "yellow"),
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LiberatedState.NotDownloaded => ("Book NOT downloaded", "red"),
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_ => throw new Exception("Unexpected liberation state")
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};
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var pdfState = pdfStatus switch
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{
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PdfState.Downloaded => "\r\nPDF downloaded",
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PdfState.NotDownloaded => "\r\nPDF NOT downloaded",
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PdfState.NoPdf => "",
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_ => throw new Exception("Unexpected PDF state")
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};
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text = libState + pdfState;
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if (liberatedStatus == LiberatedState.NotDownloaded ||
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liberatedStatus == LiberatedState.PartialDownload ||
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pdfStatus == PdfState.NotDownloaded)
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text += "\r\nClick to complete";
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}
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// get image
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(string pdfState, string image_pdf) = pdfStatus switch
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{
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var image_lib
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= liberatedStatus == LiberatedState.NotDownloaded ? "red"
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: liberatedStatus == LiberatedState.PartialDownload ? "yellow"
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: liberatedStatus == LiberatedState.Liberated ? "green"
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: throw new Exception("Unexpected liberation state");
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var image_pdf
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= pdfStatus == PdfState.NoPdf ? ""
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: pdfStatus == PdfState.NotDownloaded ? "_pdf_no"
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: pdfStatus == PdfState.Downloaded ? "_pdf_yes"
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: throw new Exception("Unexpected PDF state");
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PdfState.Downloaded => ("\r\nPDF downloaded", "_pdf_yes"),
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PdfState.NotDownloaded => ("\r\nPDF NOT downloaded", "_pdf_no"),
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PdfState.NoPdf => ("", ""),
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_ => throw new Exception("Unexpected PDF state")
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};
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image = (Bitmap)Properties.Resources.ResourceManager.GetObject($"liberate_{image_lib}{image_pdf}");
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}
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var mouseoverText = libState + pdfState;
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return (text, image);
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if (liberatedStatus == LiberatedState.NotDownloaded ||
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liberatedStatus == LiberatedState.PartialDownload ||
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pdfStatus == PdfState.NotDownloaded)
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mouseoverText += "\r\nClick to complete";
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var buttonImage = (Bitmap)Properties.Resources.ResourceManager.GetObject($"liberate_{image_lib}{image_pdf}");
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return (mouseoverText, buttonImage);
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}
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/// <summary>
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/// This information should not change during <see cref="GridEntry"/> lifetime, so call only once.
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/// </summary>
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private static string GetDescriptionDisplay(Book book)
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{
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{
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var doc = new HtmlAgilityPack.HtmlDocument();
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doc.LoadHtml(book.Description);
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var noHtml = doc.DocumentNode.InnerText;
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return
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noHtml.Length < 63?
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noHtml :
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return
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noHtml.Length < 63 ?
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noHtml :
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noHtml.Substring(0, 60) + "...";
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}
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/// <summary>
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/// This information should not change during <see cref="GridEntry"/> lifetime, so call only once.
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/// Maximum of 5 text rows will fit in 80-pixel row height.
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/// </summary>
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private static string GetMiscDisplay(LibraryBook libraryBook)
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{
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// max 5 text rows
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var details = new List<string>();
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var locale
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= string.IsNullOrWhiteSpace(libraryBook.Book.Locale)
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? "[unknown]"
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: libraryBook.Book.Locale;
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var acct
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= string.IsNullOrWhiteSpace(libraryBook.Account)
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? "[unknown]"
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: libraryBook.Account;
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var locale = ValueOrDefault(libraryBook.Book.Locale, "[unknown]");
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var acct = ValueOrDefault(libraryBook.Account, "[unknown]");
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details.Add($"Account: {locale} - {acct}");
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if (libraryBook.Book.HasPdf)
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@ -274,11 +228,10 @@ namespace LibationWinForms
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return string.Join("\r\n", details);
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}
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private static string GetStarString(Rating rating)
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=> (rating?.FirstScore > 0f)
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? rating?.ToStarString()
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: "";
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//Maybe add to Dinah StringExtensions?
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private static string ValueOrDefault(string value, string defaultValue)
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=> string.IsNullOrWhiteSpace(value) ? defaultValue : value;
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#endregion
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}
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}
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}
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