Add AbsentFromLastScan

This commit is contained in:
Mbucari 2023-03-07 16:00:23 -07:00 committed by MBucari
parent bd49db83e4
commit f6dcc0db1d
6 changed files with 477 additions and 3 deletions

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@ -12,6 +12,7 @@ namespace DataLayer
public string Account { get; private set; }
public bool IsDeleted { get; set; }
public bool AbsentFromLastScan { get; set; }
private LibraryBook() { }
public LibraryBook(Book book, DateTime dateAdded, string account)

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@ -0,0 +1,413 @@
// <auto-generated />
using System;
using DataLayer;
using Microsoft.EntityFrameworkCore;
using Microsoft.EntityFrameworkCore.Infrastructure;
using Microsoft.EntityFrameworkCore.Migrations;
using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
#nullable disable
namespace DataLayer.Migrations
{
[DbContext(typeof(LibationContext))]
[Migration("20230308013410_AddAbsentFromLastScan")]
partial class AddAbsentFromLastScan
{
/// <inheritdoc />
protected override void BuildTargetModel(ModelBuilder modelBuilder)
{
#pragma warning disable 612, 618
modelBuilder.HasAnnotation("ProductVersion", "7.0.3");
modelBuilder.Entity("DataLayer.Book", b =>
{
b.Property<int>("BookId")
.ValueGeneratedOnAdd()
.HasColumnType("INTEGER");
b.Property<string>("AudibleProductId")
.HasColumnType("TEXT");
b.Property<int>("CategoryId")
.HasColumnType("INTEGER");
b.Property<int>("ContentType")
.HasColumnType("INTEGER");
b.Property<DateTime?>("DatePublished")
.HasColumnType("TEXT");
b.Property<string>("Description")
.HasColumnType("TEXT");
b.Property<bool>("IsAbridged")
.HasColumnType("INTEGER");
b.Property<string>("Language")
.HasColumnType("TEXT");
b.Property<int>("LengthInMinutes")
.HasColumnType("INTEGER");
b.Property<string>("Locale")
.HasColumnType("TEXT");
b.Property<string>("PictureId")
.HasColumnType("TEXT");
b.Property<string>("PictureLarge")
.HasColumnType("TEXT");
b.Property<string>("Title")
.HasColumnType("TEXT");
b.Property<long>("_audioFormat")
.HasColumnType("INTEGER");
b.HasKey("BookId");
b.HasIndex("AudibleProductId");
b.HasIndex("CategoryId");
b.ToTable("Books");
});
modelBuilder.Entity("DataLayer.BookContributor", b =>
{
b.Property<int>("BookId")
.HasColumnType("INTEGER");
b.Property<int>("ContributorId")
.HasColumnType("INTEGER");
b.Property<int>("Role")
.HasColumnType("INTEGER");
b.Property<byte>("Order")
.HasColumnType("INTEGER");
b.HasKey("BookId", "ContributorId", "Role");
b.HasIndex("BookId");
b.HasIndex("ContributorId");
b.ToTable("BookContributor");
});
modelBuilder.Entity("DataLayer.Category", b =>
{
b.Property<int>("CategoryId")
.ValueGeneratedOnAdd()
.HasColumnType("INTEGER");
b.Property<string>("AudibleCategoryId")
.HasColumnType("TEXT");
b.Property<string>("Name")
.HasColumnType("TEXT");
b.Property<int?>("ParentCategoryCategoryId")
.HasColumnType("INTEGER");
b.HasKey("CategoryId");
b.HasIndex("AudibleCategoryId");
b.HasIndex("ParentCategoryCategoryId");
b.ToTable("Categories");
b.HasData(
new
{
CategoryId = -1,
AudibleCategoryId = "",
Name = ""
});
});
modelBuilder.Entity("DataLayer.Contributor", b =>
{
b.Property<int>("ContributorId")
.ValueGeneratedOnAdd()
.HasColumnType("INTEGER");
b.Property<string>("AudibleContributorId")
.HasColumnType("TEXT");
b.Property<string>("Name")
.HasColumnType("TEXT");
b.HasKey("ContributorId");
b.HasIndex("Name");
b.ToTable("Contributors");
b.HasData(
new
{
ContributorId = -1,
Name = ""
});
});
modelBuilder.Entity("DataLayer.LibraryBook", b =>
{
b.Property<int>("BookId")
.HasColumnType("INTEGER");
b.Property<bool>("AbsentFromLastScan")
.HasColumnType("INTEGER");
b.Property<string>("Account")
.HasColumnType("TEXT");
b.Property<DateTime>("DateAdded")
.HasColumnType("TEXT");
b.Property<bool>("IsDeleted")
.HasColumnType("INTEGER");
b.HasKey("BookId");
b.ToTable("LibraryBooks");
});
modelBuilder.Entity("DataLayer.Series", b =>
{
b.Property<int>("SeriesId")
.ValueGeneratedOnAdd()
.HasColumnType("INTEGER");
b.Property<string>("AudibleSeriesId")
.HasColumnType("TEXT");
b.Property<string>("Name")
.HasColumnType("TEXT");
b.HasKey("SeriesId");
b.HasIndex("AudibleSeriesId");
b.ToTable("Series");
});
modelBuilder.Entity("DataLayer.SeriesBook", b =>
{
b.Property<int>("SeriesId")
.HasColumnType("INTEGER");
b.Property<int>("BookId")
.HasColumnType("INTEGER");
b.Property<string>("Order")
.HasColumnType("TEXT");
b.HasKey("SeriesId", "BookId");
b.HasIndex("BookId");
b.HasIndex("SeriesId");
b.ToTable("SeriesBook");
});
modelBuilder.Entity("DataLayer.Book", b =>
{
b.HasOne("DataLayer.Category", "Category")
.WithMany()
.HasForeignKey("CategoryId")
.OnDelete(DeleteBehavior.Cascade)
.IsRequired();
b.OwnsOne("DataLayer.Rating", "Rating", b1 =>
{
b1.Property<int>("BookId")
.HasColumnType("INTEGER");
b1.Property<float>("OverallRating")
.HasColumnType("REAL");
b1.Property<float>("PerformanceRating")
.HasColumnType("REAL");
b1.Property<float>("StoryRating")
.HasColumnType("REAL");
b1.HasKey("BookId");
b1.ToTable("Books");
b1.WithOwner()
.HasForeignKey("BookId");
});
b.OwnsMany("DataLayer.Supplement", "Supplements", b1 =>
{
b1.Property<int>("SupplementId")
.ValueGeneratedOnAdd()
.HasColumnType("INTEGER");
b1.Property<int>("BookId")
.HasColumnType("INTEGER");
b1.Property<string>("Url")
.HasColumnType("TEXT");
b1.HasKey("SupplementId");
b1.HasIndex("BookId");
b1.ToTable("Supplement");
b1.WithOwner("Book")
.HasForeignKey("BookId");
b1.Navigation("Book");
});
b.OwnsOne("DataLayer.UserDefinedItem", "UserDefinedItem", b1 =>
{
b1.Property<int>("BookId")
.HasColumnType("INTEGER");
b1.Property<int>("BookStatus")
.HasColumnType("INTEGER");
b1.Property<DateTime?>("LastDownloaded")
.HasColumnType("TEXT");
b1.Property<string>("LastDownloadedVersion")
.HasColumnType("TEXT");
b1.Property<int?>("PdfStatus")
.HasColumnType("INTEGER");
b1.Property<string>("Tags")
.HasColumnType("TEXT");
b1.HasKey("BookId");
b1.ToTable("UserDefinedItem", (string)null);
b1.WithOwner("Book")
.HasForeignKey("BookId");
b1.OwnsOne("DataLayer.Rating", "Rating", b2 =>
{
b2.Property<int>("UserDefinedItemBookId")
.HasColumnType("INTEGER");
b2.Property<float>("OverallRating")
.HasColumnType("REAL");
b2.Property<float>("PerformanceRating")
.HasColumnType("REAL");
b2.Property<float>("StoryRating")
.HasColumnType("REAL");
b2.HasKey("UserDefinedItemBookId");
b2.ToTable("UserDefinedItem");
b2.WithOwner()
.HasForeignKey("UserDefinedItemBookId");
});
b1.Navigation("Book");
b1.Navigation("Rating");
});
b.Navigation("Category");
b.Navigation("Rating");
b.Navigation("Supplements");
b.Navigation("UserDefinedItem");
});
modelBuilder.Entity("DataLayer.BookContributor", b =>
{
b.HasOne("DataLayer.Book", "Book")
.WithMany("ContributorsLink")
.HasForeignKey("BookId")
.OnDelete(DeleteBehavior.Cascade)
.IsRequired();
b.HasOne("DataLayer.Contributor", "Contributor")
.WithMany("BooksLink")
.HasForeignKey("ContributorId")
.OnDelete(DeleteBehavior.Cascade)
.IsRequired();
b.Navigation("Book");
b.Navigation("Contributor");
});
modelBuilder.Entity("DataLayer.Category", b =>
{
b.HasOne("DataLayer.Category", "ParentCategory")
.WithMany()
.HasForeignKey("ParentCategoryCategoryId");
b.Navigation("ParentCategory");
});
modelBuilder.Entity("DataLayer.LibraryBook", b =>
{
b.HasOne("DataLayer.Book", "Book")
.WithOne()
.HasForeignKey("DataLayer.LibraryBook", "BookId")
.OnDelete(DeleteBehavior.Cascade)
.IsRequired();
b.Navigation("Book");
});
modelBuilder.Entity("DataLayer.SeriesBook", b =>
{
b.HasOne("DataLayer.Book", "Book")
.WithMany("SeriesLink")
.HasForeignKey("BookId")
.OnDelete(DeleteBehavior.Cascade)
.IsRequired();
b.HasOne("DataLayer.Series", "Series")
.WithMany("BooksLink")
.HasForeignKey("SeriesId")
.OnDelete(DeleteBehavior.Cascade)
.IsRequired();
b.Navigation("Book");
b.Navigation("Series");
});
modelBuilder.Entity("DataLayer.Book", b =>
{
b.Navigation("ContributorsLink");
b.Navigation("SeriesLink");
});
modelBuilder.Entity("DataLayer.Contributor", b =>
{
b.Navigation("BooksLink");
});
modelBuilder.Entity("DataLayer.Series", b =>
{
b.Navigation("BooksLink");
});
#pragma warning restore 612, 618
}
}
}

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@ -0,0 +1,29 @@
using Microsoft.EntityFrameworkCore.Migrations;
#nullable disable
namespace DataLayer.Migrations
{
/// <inheritdoc />
public partial class AddAbsentFromLastScan : Migration
{
/// <inheritdoc />
protected override void Up(MigrationBuilder migrationBuilder)
{
migrationBuilder.AddColumn<bool>(
name: "AbsentFromLastScan",
table: "LibraryBooks",
type: "INTEGER",
nullable: false,
defaultValue: false);
}
/// <inheritdoc />
protected override void Down(MigrationBuilder migrationBuilder)
{
migrationBuilder.DropColumn(
name: "AbsentFromLastScan",
table: "LibraryBooks");
}
}
}

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@ -157,6 +157,9 @@ namespace DataLayer.Migrations
b.Property<int>("BookId")
.HasColumnType("INTEGER");
b.Property<bool>("AbsentFromLastScan")
.HasColumnType("INTEGER");
b.Property<string>("Account")
.HasColumnType("TEXT");

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@ -8,5 +8,7 @@ namespace DtoImporterService
public Item DtoItem { get; set; }
public string AccountId { get; set; }
public string LocaleName { get; set; }
public override string ToString()
=> DtoItem is null ? base.ToString() : $"[{DtoItem.ProductId}] {DtoItem.Title}";
}
}

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@ -3,6 +3,7 @@ using System.Collections.Generic;
using System.Linq;
using AudibleUtilities;
using DataLayer;
using Dinah.Core;
using Dinah.Core.Collections.Generic;
namespace DtoImporterService
@ -40,9 +41,8 @@ namespace DtoImporterService
//
// CURRENT SOLUTION: don't re-insert
var currentLibraryProductIds = DbContext.LibraryBooks.Select(l => l.Book.AudibleProductId).ToList();
var newItems = importItems
.Where(dto => !currentLibraryProductIds.Contains(dto.DtoItem.ProductId))
.ExceptBy(DbContext.LibraryBooks.Select(lb => lb.Book.AudibleProductId), imp => imp.DtoItem.ProductId)
.ToList();
// if 2 accounts try to import the same book in the same transaction: error since we're only tracking and pulling by asin.
@ -55,7 +55,11 @@ namespace DtoImporterService
var libraryBook = new LibraryBook(
bookImporter.Cache[newItem.DtoItem.ProductId],
newItem.DtoItem.DateAdded,
newItem.AccountId);
newItem.AccountId)
{
AbsentFromLastScan = isPlusTitleUnavailable(newItem)
};
try
{
DbContext.LibraryBooks.Add(libraryBook);
@ -66,8 +70,30 @@ namespace DtoImporterService
}
}
//If an existing Book wasn't found in the import, the owning LibraryBook's Book will be null.
foreach (var nullBook in DbContext.LibraryBooks.AsEnumerable().Where(lb => lb.Book is null))
nullBook.AbsentFromLastScan = true;
//Join importItems on LibraryBooks before iterating over LibraryBooks to avoid
//quadratic complexity caused by searching all of importItems for each LibraryBook.
//Join uses hashing, so complexity should approach O(N) instead of O(N^2).
var items_lbs
= importItems
.Join(DbContext.LibraryBooks, o => (o.AccountId, o.DtoItem.ProductId), i => (i.Account, i.Book?.AudibleProductId), (o, i) => (o, i));
foreach ((ImportItem item, LibraryBook lb) in items_lbs)
lb.AbsentFromLastScan = isPlusTitleUnavailable(item);
var qtyNew = hash.Count;
return qtyNew;
}
//This SEEMS to work to detect plus titles which are no longer available.
//I have my doubts it won't yield false negatives, but I have more
//confidence that it won't yield many/any false positives.
private static bool isPlusTitleUnavailable(ImportItem item)
=> item.DtoItem.IsAyce is true
&& !item.DtoItem.Plans.Any(p => p.PlanName.ContainsInsensitive("Minerva") || p.PlanName.ContainsInsensitive("Free"));
}
}