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authorcrupest <crupest@outlook.com>2020-03-06 19:42:07 +0800
committerGitHub <noreply@github.com>2020-03-06 19:42:07 +0800
commiteb9554b4fe78eaced12329e7fd7d8d62a58a1c6c (patch)
tree8940de95d235020bbfc1b204cc572eeb47158d40
parent3f5b4840ff863bed5fd11beb775d02447f022030 (diff)
parentcc57bddf48fee422850c8b458ac9a22ba0bfaa64 (diff)
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Merge pull request #68 from crupest/file
Unify data store.
-rw-r--r--Timeline/Entities/DataEntity.cs23
-rw-r--r--Timeline/Entities/DatabaseContext.cs2
-rw-r--r--Timeline/Entities/UserAvatarEntity.cs7
-rw-r--r--Timeline/Migrations/20200306110049_AddDataTable.Designer.cs290
-rw-r--r--Timeline/Migrations/20200306110049_AddDataTable.cs87
-rw-r--r--Timeline/Migrations/20200306111553_DropUserDetails.Designer.cs290
-rw-r--r--Timeline/Migrations/20200306111553_DropUserDetails.cs17
-rw-r--r--Timeline/Migrations/DatabaseContextModelSnapshot.cs37
-rw-r--r--Timeline/Resources/Services/DataManager.Designer.cs72
-rw-r--r--Timeline/Resources/Services/DataManager.resx123
-rw-r--r--Timeline/Services/DataManager.cs122
-rw-r--r--Timeline/Services/UserAvatarService.cs45
-rw-r--r--Timeline/Startup.cs4
-rw-r--r--Timeline/Timeline.csproj13
14 files changed, 1100 insertions, 32 deletions
diff --git a/Timeline/Entities/DataEntity.cs b/Timeline/Entities/DataEntity.cs
new file mode 100644
index 00000000..b21e2dbf
--- /dev/null
+++ b/Timeline/Entities/DataEntity.cs
@@ -0,0 +1,23 @@
+using System.ComponentModel.DataAnnotations;
+using System.ComponentModel.DataAnnotations.Schema;
+
+namespace Timeline.Entities
+{
+ [Table("data")]
+ public class DataEntity
+ {
+ [Column("id"), Key, DatabaseGenerated(DatabaseGeneratedOption.Identity)]
+ public long Id { get; set; }
+
+ [Column("tag"), Required]
+ public string Tag { get; set; } = default!;
+
+ [Column("data"), Required]
+#pragma warning disable CA1819 // Properties should not return arrays
+ public byte[] Data { get; set; } = default!;
+#pragma warning restore CA1819 // Properties should not return arrays
+
+ [Column("ref"), Required]
+ public int Ref { get; set; }
+ }
+}
diff --git a/Timeline/Entities/DatabaseContext.cs b/Timeline/Entities/DatabaseContext.cs
index 039cbd51..8899308c 100644
--- a/Timeline/Entities/DatabaseContext.cs
+++ b/Timeline/Entities/DatabaseContext.cs
@@ -13,6 +13,7 @@ namespace Timeline.Entities
{
modelBuilder.Entity<UserEntity>().Property(e => e.Version).HasDefaultValue(0);
modelBuilder.Entity<UserEntity>().HasIndex(e => e.Username).IsUnique();
+ modelBuilder.Entity<DataEntity>().HasIndex(e => e.Tag).IsUnique();
}
public DbSet<UserEntity> Users { get; set; } = default!;
@@ -21,5 +22,6 @@ namespace Timeline.Entities
public DbSet<TimelinePostEntity> TimelinePosts { get; set; } = default!;
public DbSet<TimelineMemberEntity> TimelineMembers { get; set; } = default!;
public DbSet<JwtTokenEntity> JwtToken { get; set; } = default!;
+ public DbSet<DataEntity> Data { get; set; } = default!;
}
}
diff --git a/Timeline/Entities/UserAvatarEntity.cs b/Timeline/Entities/UserAvatarEntity.cs
index be094a77..3c2720f7 100644
--- a/Timeline/Entities/UserAvatarEntity.cs
+++ b/Timeline/Entities/UserAvatarEntity.cs
@@ -11,15 +11,12 @@ namespace Timeline.Entities
[Column("id"), Key, DatabaseGenerated(DatabaseGeneratedOption.Identity)]
public long Id { get; set; }
- [Column("data")]
- public byte[]? Data { get; set; }
+ [Column("data_tag")]
+ public string? DataTag { get; set; }
[Column("type")]
public string? Type { get; set; }
- [Column("etag")]
- public string? ETag { get; set; }
-
[Column("last_modified"), Required]
public DateTime LastModified { get; set; }
diff --git a/Timeline/Migrations/20200306110049_AddDataTable.Designer.cs b/Timeline/Migrations/20200306110049_AddDataTable.Designer.cs
new file mode 100644
index 00000000..336ffc18
--- /dev/null
+++ b/Timeline/Migrations/20200306110049_AddDataTable.Designer.cs
@@ -0,0 +1,290 @@
+// <auto-generated />
+using System;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Migrations;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+using Timeline.Entities;
+
+namespace Timeline.Migrations
+{
+ [DbContext(typeof(DatabaseContext))]
+ [Migration("20200306110049_AddDataTable")]
+ partial class AddDataTable
+ {
+ protected override void BuildTargetModel(ModelBuilder modelBuilder)
+ {
+#pragma warning disable 612, 618
+ modelBuilder
+ .HasAnnotation("ProductVersion", "3.1.2");
+
+ modelBuilder.Entity("Timeline.Entities.DataEntity", b =>
+ {
+ b.Property<long>("Id")
+ .ValueGeneratedOnAdd()
+ .HasColumnName("id")
+ .HasColumnType("INTEGER");
+
+ b.Property<byte[]>("Data")
+ .IsRequired()
+ .HasColumnName("data")
+ .HasColumnType("BLOB");
+
+ b.Property<int>("Ref")
+ .HasColumnName("ref")
+ .HasColumnType("INTEGER");
+
+ b.Property<string>("Tag")
+ .IsRequired()
+ .HasColumnName("tag")
+ .HasColumnType("TEXT");
+
+ b.HasKey("Id");
+
+ b.HasIndex("Tag")
+ .IsUnique();
+
+ b.ToTable("data");
+ });
+
+ modelBuilder.Entity("Timeline.Entities.JwtTokenEntity", b =>
+ {
+ b.Property<long>("Id")
+ .ValueGeneratedOnAdd()
+ .HasColumnName("id")
+ .HasColumnType("INTEGER");
+
+ b.Property<byte[]>("Key")
+ .IsRequired()
+ .HasColumnName("key")
+ .HasColumnType("BLOB");
+
+ b.HasKey("Id");
+
+ b.ToTable("jwt_token");
+ });
+
+ modelBuilder.Entity("Timeline.Entities.TimelineEntity", b =>
+ {
+ b.Property<long>("Id")
+ .ValueGeneratedOnAdd()
+ .HasColumnName("id")
+ .HasColumnType("INTEGER");
+
+ b.Property<DateTime>("CreateTime")
+ .HasColumnName("create_time")
+ .HasColumnType("TEXT");
+
+ b.Property<long>("CurrentPostLocalId")
+ .HasColumnName("current_post_local_id")
+ .HasColumnType("INTEGER");
+
+ b.Property<string>("Description")
+ .HasColumnName("description")
+ .HasColumnType("TEXT");
+
+ b.Property<string>("Name")
+ .HasColumnName("name")
+ .HasColumnType("TEXT");
+
+ b.Property<long>("OwnerId")
+ .HasColumnName("owner")
+ .HasColumnType("INTEGER");
+
+ b.Property<int>("Visibility")
+ .HasColumnName("visibility")
+ .HasColumnType("INTEGER");
+
+ b.HasKey("Id");
+
+ b.HasIndex("OwnerId");
+
+ b.ToTable("timelines");
+ });
+
+ modelBuilder.Entity("Timeline.Entities.TimelineMemberEntity", b =>
+ {
+ b.Property<long>("Id")
+ .ValueGeneratedOnAdd()
+ .HasColumnName("id")
+ .HasColumnType("INTEGER");
+
+ b.Property<long>("TimelineId")
+ .HasColumnName("timeline")
+ .HasColumnType("INTEGER");
+
+ b.Property<long>("UserId")
+ .HasColumnName("user")
+ .HasColumnType("INTEGER");
+
+ b.HasKey("Id");
+
+ b.HasIndex("TimelineId");
+
+ b.HasIndex("UserId");
+
+ b.ToTable("timeline_members");
+ });
+
+ modelBuilder.Entity("Timeline.Entities.TimelinePostEntity", b =>
+ {
+ b.Property<long>("Id")
+ .ValueGeneratedOnAdd()
+ .HasColumnName("id")
+ .HasColumnType("INTEGER");
+
+ b.Property<long>("AuthorId")
+ .HasColumnName("author")
+ .HasColumnType("INTEGER");
+
+ b.Property<string>("Content")
+ .HasColumnName("content")
+ .HasColumnType("TEXT");
+
+ b.Property<DateTime>("LastUpdated")
+ .HasColumnName("last_updated")
+ .HasColumnType("TEXT");
+
+ b.Property<long>("LocalId")
+ .HasColumnName("local_id")
+ .HasColumnType("INTEGER");
+
+ b.Property<DateTime>("Time")
+ .HasColumnName("time")
+ .HasColumnType("TEXT");
+
+ b.Property<long>("TimelineId")
+ .HasColumnName("timeline")
+ .HasColumnType("INTEGER");
+
+ b.HasKey("Id");
+
+ b.HasIndex("AuthorId");
+
+ b.HasIndex("TimelineId");
+
+ b.ToTable("timeline_posts");
+ });
+
+ modelBuilder.Entity("Timeline.Entities.UserAvatarEntity", b =>
+ {
+ b.Property<long>("Id")
+ .ValueGeneratedOnAdd()
+ .HasColumnName("id")
+ .HasColumnType("INTEGER");
+
+ b.Property<string>("DataTag")
+ .HasColumnName("data_tag")
+ .HasColumnType("TEXT");
+
+ b.Property<DateTime>("LastModified")
+ .HasColumnName("last_modified")
+ .HasColumnType("TEXT");
+
+ b.Property<string>("Type")
+ .HasColumnName("type")
+ .HasColumnType("TEXT");
+
+ b.Property<long>("UserId")
+ .HasColumnName("user")
+ .HasColumnType("INTEGER");
+
+ b.HasKey("Id");
+
+ b.HasIndex("UserId")
+ .IsUnique();
+
+ b.ToTable("user_avatars");
+ });
+
+ modelBuilder.Entity("Timeline.Entities.UserEntity", b =>
+ {
+ b.Property<long>("Id")
+ .ValueGeneratedOnAdd()
+ .HasColumnName("id")
+ .HasColumnType("INTEGER");
+
+ b.Property<string>("Nickname")
+ .HasColumnName("nickname")
+ .HasColumnType("TEXT");
+
+ b.Property<string>("Password")
+ .IsRequired()
+ .HasColumnName("password")
+ .HasColumnType("TEXT");
+
+ b.Property<string>("Roles")
+ .IsRequired()
+ .HasColumnName("roles")
+ .HasColumnType("TEXT");
+
+ b.Property<string>("Username")
+ .IsRequired()
+ .HasColumnName("username")
+ .HasColumnType("TEXT");
+
+ b.Property<long>("Version")
+ .ValueGeneratedOnAdd()
+ .HasColumnName("version")
+ .HasColumnType("INTEGER")
+ .HasDefaultValue(0L);
+
+ b.HasKey("Id");
+
+ b.HasIndex("Username")
+ .IsUnique();
+
+ b.ToTable("users");
+ });
+
+ modelBuilder.Entity("Timeline.Entities.TimelineEntity", b =>
+ {
+ b.HasOne("Timeline.Entities.UserEntity", "Owner")
+ .WithMany("Timelines")
+ .HasForeignKey("OwnerId")
+ .OnDelete(DeleteBehavior.Cascade)
+ .IsRequired();
+ });
+
+ modelBuilder.Entity("Timeline.Entities.TimelineMemberEntity", b =>
+ {
+ b.HasOne("Timeline.Entities.TimelineEntity", "Timeline")
+ .WithMany("Members")
+ .HasForeignKey("TimelineId")
+ .OnDelete(DeleteBehavior.Cascade)
+ .IsRequired();
+
+ b.HasOne("Timeline.Entities.UserEntity", "User")
+ .WithMany("TimelinesJoined")
+ .HasForeignKey("UserId")
+ .OnDelete(DeleteBehavior.Cascade)
+ .IsRequired();
+ });
+
+ modelBuilder.Entity("Timeline.Entities.TimelinePostEntity", b =>
+ {
+ b.HasOne("Timeline.Entities.UserEntity", "Author")
+ .WithMany("TimelinePosts")
+ .HasForeignKey("AuthorId")
+ .OnDelete(DeleteBehavior.Cascade)
+ .IsRequired();
+
+ b.HasOne("Timeline.Entities.TimelineEntity", "Timeline")
+ .WithMany("Posts")
+ .HasForeignKey("TimelineId")
+ .OnDelete(DeleteBehavior.Cascade)
+ .IsRequired();
+ });
+
+ modelBuilder.Entity("Timeline.Entities.UserAvatarEntity", b =>
+ {
+ b.HasOne("Timeline.Entities.UserEntity", "User")
+ .WithOne("Avatar")
+ .HasForeignKey("Timeline.Entities.UserAvatarEntity", "UserId")
+ .OnDelete(DeleteBehavior.Cascade)
+ .IsRequired();
+ });
+#pragma warning restore 612, 618
+ }
+ }
+}
diff --git a/Timeline/Migrations/20200306110049_AddDataTable.cs b/Timeline/Migrations/20200306110049_AddDataTable.cs
new file mode 100644
index 00000000..e33bf4c9
--- /dev/null
+++ b/Timeline/Migrations/20200306110049_AddDataTable.cs
@@ -0,0 +1,87 @@
+using System;
+using Microsoft.EntityFrameworkCore.Migrations;
+
+namespace Timeline.Migrations
+{
+ public partial class AddDataTable : Migration
+ {
+ protected override void Up(MigrationBuilder migrationBuilder)
+ {
+ migrationBuilder.CreateTable(
+ name: "data",
+ columns: table => new
+ {
+ id = table.Column<long>(nullable: false)
+ .Annotation("Sqlite:Autoincrement", true),
+ tag = table.Column<string>(nullable: false),
+ data = table.Column<byte[]>(nullable: false),
+ @ref = table.Column<int>(name: "ref", nullable: false)
+ },
+ constraints: table =>
+ {
+ table.PrimaryKey("PK_data", x => x.id);
+ });
+
+ migrationBuilder.CreateIndex(
+ name: "IX_data_tag",
+ table: "data",
+ column: "tag",
+ unique: true);
+
+ migrationBuilder.Sql(@"
+ALTER TABLE user_avatars
+ RENAME TO user_avatars_backup;
+
+CREATE TABLE user_avatars (
+ id INTEGER NOT NULL
+ CONSTRAINT PK_user_avatars PRIMARY KEY AUTOINCREMENT,
+ data_tag TEXT,
+ type TEXT,
+ last_modified TEXT NOT NULL,
+ user INTEGER NOT NULL,
+ CONSTRAINT FK_user_avatars_users_user FOREIGN KEY (
+ user
+ )
+ REFERENCES users (id) ON DELETE CASCADE
+);
+
+INSERT INTO user_avatars (id, data_tag, type, last_modified, user)
+ SELECT id, etag, type, last_modified, user FROM user_avatars_backup;
+
+INSERT OR IGNORE INTO data (tag, data, ref)
+ SELECT etag, data, 0 FROM user_avatars_backup;
+
+UPDATE data
+SET ref = (SELECT COUNT (*)
+ FROM user_avatars_backup AS a
+ WHERE a.etag == data.tag);
+
+DROP TABLE user_avatars_backup;
+
+CREATE UNIQUE INDEX IX_user_avatars_user ON user_avatars (user);
+ ");
+ }
+
+ protected override void Down(MigrationBuilder migrationBuilder)
+ {
+ migrationBuilder.DropTable(
+ name: "data");
+
+ migrationBuilder.DropColumn(
+ name: "data_tag",
+ table: "user_avatars");
+
+ migrationBuilder.AddColumn<byte[]>(
+ name: "data",
+ table: "user_avatars",
+ type: "BLOB",
+ nullable: true);
+
+ migrationBuilder.AddColumn<string>(
+ name: "etag",
+ table: "user_avatars",
+ type: "TEXT",
+ nullable: true);
+ }
+ }
+}
diff --git a/Timeline/Migrations/20200306111553_DropUserDetails.Designer.cs b/Timeline/Migrations/20200306111553_DropUserDetails.Designer.cs
new file mode 100644
index 00000000..f0c4dc08
--- /dev/null
+++ b/Timeline/Migrations/20200306111553_DropUserDetails.Designer.cs
@@ -0,0 +1,290 @@
+// <auto-generated />
+using System;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Migrations;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+using Timeline.Entities;
+
+namespace Timeline.Migrations
+{
+ [DbContext(typeof(DatabaseContext))]
+ [Migration("20200306111553_DropUserDetails")]
+ partial class DropUserDetails
+ {
+ protected override void BuildTargetModel(ModelBuilder modelBuilder)
+ {
+#pragma warning disable 612, 618
+ modelBuilder
+ .HasAnnotation("ProductVersion", "3.1.2");
+
+ modelBuilder.Entity("Timeline.Entities.DataEntity", b =>
+ {
+ b.Property<long>("Id")
+ .ValueGeneratedOnAdd()
+ .HasColumnName("id")
+ .HasColumnType("INTEGER");
+
+ b.Property<byte[]>("Data")
+ .IsRequired()
+ .HasColumnName("data")
+ .HasColumnType("BLOB");
+
+ b.Property<int>("Ref")
+ .HasColumnName("ref")
+ .HasColumnType("INTEGER");
+
+ b.Property<string>("Tag")
+ .IsRequired()
+ .HasColumnName("tag")
+ .HasColumnType("TEXT");
+
+ b.HasKey("Id");
+
+ b.HasIndex("Tag")
+ .IsUnique();
+
+ b.ToTable("data");
+ });
+
+ modelBuilder.Entity("Timeline.Entities.JwtTokenEntity", b =>
+ {
+ b.Property<long>("Id")
+ .ValueGeneratedOnAdd()
+ .HasColumnName("id")
+ .HasColumnType("INTEGER");
+
+ b.Property<byte[]>("Key")
+ .IsRequired()
+ .HasColumnName("key")
+ .HasColumnType("BLOB");
+
+ b.HasKey("Id");
+
+ b.ToTable("jwt_token");
+ });
+
+ modelBuilder.Entity("Timeline.Entities.TimelineEntity", b =>
+ {
+ b.Property<long>("Id")
+ .ValueGeneratedOnAdd()
+ .HasColumnName("id")
+ .HasColumnType("INTEGER");
+
+ b.Property<DateTime>("CreateTime")
+ .HasColumnName("create_time")
+ .HasColumnType("TEXT");
+
+ b.Property<long>("CurrentPostLocalId")
+ .HasColumnName("current_post_local_id")
+ .HasColumnType("INTEGER");
+
+ b.Property<string>("Description")
+ .HasColumnName("description")
+ .HasColumnType("TEXT");
+
+ b.Property<string>("Name")
+ .HasColumnName("name")
+ .HasColumnType("TEXT");
+
+ b.Property<long>("OwnerId")
+ .HasColumnName("owner")
+ .HasColumnType("INTEGER");
+
+ b.Property<int>("Visibility")
+ .HasColumnName("visibility")
+ .HasColumnType("INTEGER");
+
+ b.HasKey("Id");
+
+ b.HasIndex("OwnerId");
+
+ b.ToTable("timelines");
+ });
+
+ modelBuilder.Entity("Timeline.Entities.TimelineMemberEntity", b =>
+ {
+ b.Property<long>("Id")
+ .ValueGeneratedOnAdd()
+ .HasColumnName("id")
+ .HasColumnType("INTEGER");
+
+ b.Property<long>("TimelineId")
+ .HasColumnName("timeline")
+ .HasColumnType("INTEGER");
+
+ b.Property<long>("UserId")
+ .HasColumnName("user")
+ .HasColumnType("INTEGER");
+
+ b.HasKey("Id");
+
+ b.HasIndex("TimelineId");
+
+ b.HasIndex("UserId");
+
+ b.ToTable("timeline_members");
+ });
+
+ modelBuilder.Entity("Timeline.Entities.TimelinePostEntity", b =>
+ {
+ b.Property<long>("Id")
+ .ValueGeneratedOnAdd()
+ .HasColumnName("id")
+ .HasColumnType("INTEGER");
+
+ b.Property<long>("AuthorId")
+ .HasColumnName("author")
+ .HasColumnType("INTEGER");
+
+ b.Property<string>("Content")
+ .HasColumnName("content")
+ .HasColumnType("TEXT");
+
+ b.Property<DateTime>("LastUpdated")
+ .HasColumnName("last_updated")
+ .HasColumnType("TEXT");
+
+ b.Property<long>("LocalId")
+ .HasColumnName("local_id")
+ .HasColumnType("INTEGER");
+
+ b.Property<DateTime>("Time")
+ .HasColumnName("time")
+ .HasColumnType("TEXT");
+
+ b.Property<long>("TimelineId")
+ .HasColumnName("timeline")
+ .HasColumnType("INTEGER");
+
+ b.HasKey("Id");
+
+ b.HasIndex("AuthorId");
+
+ b.HasIndex("TimelineId");
+
+ b.ToTable("timeline_posts");
+ });
+
+ modelBuilder.Entity("Timeline.Entities.UserAvatarEntity", b =>
+ {
+ b.Property<long>("Id")
+ .ValueGeneratedOnAdd()
+ .HasColumnName("id")
+ .HasColumnType("INTEGER");
+
+ b.Property<string>("DataTag")
+ .HasColumnName("data_tag")
+ .HasColumnType("TEXT");
+
+ b.Property<DateTime>("LastModified")
+ .HasColumnName("last_modified")
+ .HasColumnType("TEXT");
+
+ b.Property<string>("Type")
+ .HasColumnName("type")
+ .HasColumnType("TEXT");
+
+ b.Property<long>("UserId")
+ .HasColumnName("user")
+ .HasColumnType("INTEGER");
+
+ b.HasKey("Id");
+
+ b.HasIndex("UserId")
+ .IsUnique();
+
+ b.ToTable("user_avatars");
+ });
+
+ modelBuilder.Entity("Timeline.Entities.UserEntity", b =>
+ {
+ b.Property<long>("Id")
+ .ValueGeneratedOnAdd()
+ .HasColumnName("id")
+ .HasColumnType("INTEGER");
+
+ b.Property<string>("Nickname")
+ .HasColumnName("nickname")
+ .HasColumnType("TEXT");
+
+ b.Property<string>("Password")
+ .IsRequired()
+ .HasColumnName("password")
+ .HasColumnType("TEXT");
+
+ b.Property<string>("Roles")
+ .IsRequired()
+ .HasColumnName("roles")
+ .HasColumnType("TEXT");
+
+ b.Property<string>("Username")
+ .IsRequired()
+ .HasColumnName("username")
+ .HasColumnType("TEXT");
+
+ b.Property<long>("Version")
+ .ValueGeneratedOnAdd()
+ .HasColumnName("version")
+ .HasColumnType("INTEGER")
+ .HasDefaultValue(0L);
+
+ b.HasKey("Id");
+
+ b.HasIndex("Username")
+ .IsUnique();
+
+ b.ToTable("users");
+ });
+
+ modelBuilder.Entity("Timeline.Entities.TimelineEntity", b =>
+ {
+ b.HasOne("Timeline.Entities.UserEntity", "Owner")
+ .WithMany("Timelines")
+ .HasForeignKey("OwnerId")
+ .OnDelete(DeleteBehavior.Cascade)
+ .IsRequired();
+ });
+
+ modelBuilder.Entity("Timeline.Entities.TimelineMemberEntity", b =>
+ {
+ b.HasOne("Timeline.Entities.TimelineEntity", "Timeline")
+ .WithMany("Members")
+ .HasForeignKey("TimelineId")
+ .OnDelete(DeleteBehavior.Cascade)
+ .IsRequired();
+
+ b.HasOne("Timeline.Entities.UserEntity", "User")
+ .WithMany("TimelinesJoined")
+ .HasForeignKey("UserId")
+ .OnDelete(DeleteBehavior.Cascade)
+ .IsRequired();
+ });
+
+ modelBuilder.Entity("Timeline.Entities.TimelinePostEntity", b =>
+ {
+ b.HasOne("Timeline.Entities.UserEntity", "Author")
+ .WithMany("TimelinePosts")
+ .HasForeignKey("AuthorId")
+ .OnDelete(DeleteBehavior.Cascade)
+ .IsRequired();
+
+ b.HasOne("Timeline.Entities.TimelineEntity", "Timeline")
+ .WithMany("Posts")
+ .HasForeignKey("TimelineId")
+ .OnDelete(DeleteBehavior.Cascade)
+ .IsRequired();
+ });
+
+ modelBuilder.Entity("Timeline.Entities.UserAvatarEntity", b =>
+ {
+ b.HasOne("Timeline.Entities.UserEntity", "User")
+ .WithOne("Avatar")
+ .HasForeignKey("Timeline.Entities.UserAvatarEntity", "UserId")
+ .OnDelete(DeleteBehavior.Cascade)
+ .IsRequired();
+ });
+#pragma warning restore 612, 618
+ }
+ }
+}
diff --git a/Timeline/Migrations/20200306111553_DropUserDetails.cs b/Timeline/Migrations/20200306111553_DropUserDetails.cs
new file mode 100644
index 00000000..0a176461
--- /dev/null
+++ b/Timeline/Migrations/20200306111553_DropUserDetails.cs
@@ -0,0 +1,17 @@
+using Microsoft.EntityFrameworkCore.Migrations;
+
+namespace Timeline.Migrations
+{
+ public partial class DropUserDetails : Migration
+ {
+ protected override void Up(MigrationBuilder migrationBuilder)
+ {
+ migrationBuilder.DropTable(name: "user_details");
+ }
+
+ protected override void Down(MigrationBuilder migrationBuilder)
+ {
+
+ }
+ }
+}
diff --git a/Timeline/Migrations/DatabaseContextModelSnapshot.cs b/Timeline/Migrations/DatabaseContextModelSnapshot.cs
index c4b00f47..8170b2f0 100644
--- a/Timeline/Migrations/DatabaseContextModelSnapshot.cs
+++ b/Timeline/Migrations/DatabaseContextModelSnapshot.cs
@@ -16,6 +16,35 @@ namespace Timeline.Migrations
modelBuilder
.HasAnnotation("ProductVersion", "3.1.2");
+ modelBuilder.Entity("Timeline.Entities.DataEntity", b =>
+ {
+ b.Property<long>("Id")
+ .ValueGeneratedOnAdd()
+ .HasColumnName("id")
+ .HasColumnType("INTEGER");
+
+ b.Property<byte[]>("Data")
+ .IsRequired()
+ .HasColumnName("data")
+ .HasColumnType("BLOB");
+
+ b.Property<int>("Ref")
+ .HasColumnName("ref")
+ .HasColumnType("INTEGER");
+
+ b.Property<string>("Tag")
+ .IsRequired()
+ .HasColumnName("tag")
+ .HasColumnType("TEXT");
+
+ b.HasKey("Id");
+
+ b.HasIndex("Tag")
+ .IsUnique();
+
+ b.ToTable("data");
+ });
+
modelBuilder.Entity("Timeline.Entities.JwtTokenEntity", b =>
{
b.Property<long>("Id")
@@ -142,12 +171,8 @@ namespace Timeline.Migrations
.HasColumnName("id")
.HasColumnType("INTEGER");
- b.Property<byte[]>("Data")
- .HasColumnName("data")
- .HasColumnType("BLOB");
-
- b.Property<string>("ETag")
- .HasColumnName("etag")
+ b.Property<string>("DataTag")
+ .HasColumnName("data_tag")
.HasColumnType("TEXT");
b.Property<DateTime>("LastModified")
diff --git a/Timeline/Resources/Services/DataManager.Designer.cs b/Timeline/Resources/Services/DataManager.Designer.cs
new file mode 100644
index 00000000..0872059a
--- /dev/null
+++ b/Timeline/Resources/Services/DataManager.Designer.cs
@@ -0,0 +1,72 @@
+//------------------------------------------------------------------------------
+// <auto-generated>
+// This code was generated by a tool.
+// Runtime Version:4.0.30319.42000
+//
+// Changes to this file may cause incorrect behavior and will be lost if
+// the code is regenerated.
+// </auto-generated>
+//------------------------------------------------------------------------------
+
+namespace Timeline.Resources.Services {
+ using System;
+
+
+ /// <summary>
+ /// A strongly-typed resource class, for looking up localized strings, etc.
+ /// </summary>
+ // This class was auto-generated by the StronglyTypedResourceBuilder
+ // class via a tool like ResGen or Visual Studio.
+ // To add or remove a member, edit your .ResX file then rerun ResGen
+ // with the /str option, or rebuild your VS project.
+ [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Resources.Tools.StronglyTypedResourceBuilder", "16.0.0.0")]
+ [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
+ [global::System.Runtime.CompilerServices.CompilerGeneratedAttribute()]
+ internal class DataManager {
+
+ private static global::System.Resources.ResourceManager resourceMan;
+
+ private static global::System.Globalization.CultureInfo resourceCulture;
+
+ [global::System.Diagnostics.CodeAnalysis.SuppressMessageAttribute("Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode")]
+ internal DataManager() {
+ }
+
+ /// <summary>
+ /// Returns the cached ResourceManager instance used by this class.
+ /// </summary>
+ [global::System.ComponentModel.EditorBrowsableAttribute(global::System.ComponentModel.EditorBrowsableState.Advanced)]
+ internal static global::System.Resources.ResourceManager ResourceManager {
+ get {
+ if (object.ReferenceEquals(resourceMan, null)) {
+ global::System.Resources.ResourceManager temp = new global::System.Resources.ResourceManager("Timeline.Resources.Services.DataManager", typeof(DataManager).Assembly);
+ resourceMan = temp;
+ }
+ return resourceMan;
+ }
+ }
+
+ /// <summary>
+ /// Overrides the current thread's CurrentUICulture property for all
+ /// resource lookups using this strongly typed resource class.
+ /// </summary>
+ [global::System.ComponentModel.EditorBrowsableAttribute(global::System.ComponentModel.EditorBrowsableState.Advanced)]
+ internal static global::System.Globalization.CultureInfo Culture {
+ get {
+ return resourceCulture;
+ }
+ set {
+ resourceCulture = value;
+ }
+ }
+
+ /// <summary>
+ /// Looks up a localized string similar to Entry with given tag does not exist..
+ /// </summary>
+ internal static string ExceptionEntryNotExist {
+ get {
+ return ResourceManager.GetString("ExceptionEntryNotExist", resourceCulture);
+ }
+ }
+ }
+}
diff --git a/Timeline/Resources/Services/DataManager.resx b/Timeline/Resources/Services/DataManager.resx
new file mode 100644
index 00000000..688e0e96
--- /dev/null
+++ b/Timeline/Resources/Services/DataManager.resx
@@ -0,0 +1,123 @@
+<?xml version="1.0" encoding="utf-8"?>
+<root>
+ <!--
+ Microsoft ResX Schema
+
+ Version 2.0
+
+ The primary goals of this format is to allow a simple XML format
+ that is mostly human readable. The generation and parsing of the
+ various data types are done through the TypeConverter classes
+ associated with the data types.
+
+ Example:
+
+ ... ado.net/XML headers & schema ...
+ <resheader name="resmimetype">text/microsoft-resx</resheader>
+ <resheader name="version">2.0</resheader>
+ <resheader name="reader">System.Resources.ResXResourceReader, System.Windows.Forms, ...</resheader>
+ <resheader name="writer">System.Resources.ResXResourceWriter, System.Windows.Forms, ...</resheader>
+ <data name="Name1"><value>this is my long string</value><comment>this is a comment</comment></data>
+ <data name="Color1" type="System.Drawing.Color, System.Drawing">Blue</data>
+ <data name="Bitmap1" mimetype="application/x-microsoft.net.object.binary.base64">
+ <value>[base64 mime encoded serialized .NET Framework object]</value>
+ </data>
+ <data name="Icon1" type="System.Drawing.Icon, System.Drawing" mimetype="application/x-microsoft.net.object.bytearray.base64">
+ <value>[base64 mime encoded string representing a byte array form of the .NET Framework object]</value>
+ <comment>This is a comment</comment>
+ </data>
+
+ There are any number of "resheader" rows that contain simple
+ name/value pairs.
+
+ Each data row contains a name, and value. The row also contains a
+ type or mimetype. Type corresponds to a .NET class that support
+ text/value conversion through the TypeConverter architecture.
+ Classes that don't support this are serialized and stored with the
+ mimetype set.
+
+ The mimetype is used for serialized objects, and tells the
+ ResXResourceReader how to depersist the object. This is currently not
+ extensible. For a given mimetype the value must be set accordingly:
+
+ Note - application/x-microsoft.net.object.binary.base64 is the format
+ that the ResXResourceWriter will generate, however the reader can
+ read any of the formats listed below.
+
+ mimetype: application/x-microsoft.net.object.binary.base64
+ value : The object must be serialized with
+ : System.Runtime.Serialization.Formatters.Binary.BinaryFormatter
+ : and then encoded with base64 encoding.
+
+ mimetype: application/x-microsoft.net.object.soap.base64
+ value : The object must be serialized with
+ : System.Runtime.Serialization.Formatters.Soap.SoapFormatter
+ : and then encoded with base64 encoding.
+
+ mimetype: application/x-microsoft.net.object.bytearray.base64
+ value : The object must be serialized into a byte array
+ : using a System.ComponentModel.TypeConverter
+ : and then encoded with base64 encoding.
+ -->
+ <xsd:schema id="root" xmlns="" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:msdata="urn:schemas-microsoft-com:xml-msdata">
+ <xsd:import namespace="http://www.w3.org/XML/1998/namespace" />
+ <xsd:element name="root" msdata:IsDataSet="true">
+ <xsd:complexType>
+ <xsd:choice maxOccurs="unbounded">
+ <xsd:element name="metadata">
+ <xsd:complexType>
+ <xsd:sequence>
+ <xsd:element name="value" type="xsd:string" minOccurs="0" />
+ </xsd:sequence>
+ <xsd:attribute name="name" use="required" type="xsd:string" />
+ <xsd:attribute name="type" type="xsd:string" />
+ <xsd:attribute name="mimetype" type="xsd:string" />
+ <xsd:attribute ref="xml:space" />
+ </xsd:complexType>
+ </xsd:element>
+ <xsd:element name="assembly">
+ <xsd:complexType>
+ <xsd:attribute name="alias" type="xsd:string" />
+ <xsd:attribute name="name" type="xsd:string" />
+ </xsd:complexType>
+ </xsd:element>
+ <xsd:element name="data">
+ <xsd:complexType>
+ <xsd:sequence>
+ <xsd:element name="value" type="xsd:string" minOccurs="0" msdata:Ordinal="1" />
+ <xsd:element name="comment" type="xsd:string" minOccurs="0" msdata:Ordinal="2" />
+ </xsd:sequence>
+ <xsd:attribute name="name" type="xsd:string" use="required" msdata:Ordinal="1" />
+ <xsd:attribute name="type" type="xsd:string" msdata:Ordinal="3" />
+ <xsd:attribute name="mimetype" type="xsd:string" msdata:Ordinal="4" />
+ <xsd:attribute ref="xml:space" />
+ </xsd:complexType>
+ </xsd:element>
+ <xsd:element name="resheader">
+ <xsd:complexType>
+ <xsd:sequence>
+ <xsd:element name="value" type="xsd:string" minOccurs="0" msdata:Ordinal="1" />
+ </xsd:sequence>
+ <xsd:attribute name="name" type="xsd:string" use="required" />
+ </xsd:complexType>
+ </xsd:element>
+ </xsd:choice>
+ </xsd:complexType>
+ </xsd:element>
+ </xsd:schema>
+ <resheader name="resmimetype">
+ <value>text/microsoft-resx</value>
+ </resheader>
+ <resheader name="version">
+ <value>2.0</value>
+ </resheader>
+ <resheader name="reader">
+ <value>System.Resources.ResXResourceReader, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
+ </resheader>
+ <resheader name="writer">
+ <value>System.Resources.ResXResourceWriter, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
+ </resheader>
+ <data name="ExceptionEntryNotExist" xml:space="preserve">
+ <value>Entry with given tag does not exist.</value>
+ </data>
+</root> \ No newline at end of file
diff --git a/Timeline/Services/DataManager.cs b/Timeline/Services/DataManager.cs
new file mode 100644
index 00000000..d447b0d5
--- /dev/null
+++ b/Timeline/Services/DataManager.cs
@@ -0,0 +1,122 @@
+using Microsoft.EntityFrameworkCore;
+using System;
+using System.Linq;
+using System.Threading.Tasks;
+using Timeline.Entities;
+
+namespace Timeline.Services
+{
+ /// <summary>
+ /// A data manager controlling data.
+ /// </summary>
+ /// <remarks>
+ /// Identical data will be saved as one copy and return the same tag.
+ /// Every data has a ref count. When data is retained, ref count increase.
+ /// When data is freed, ref count decease. If ref count is decreased
+ /// to 0, the data entry will be destroyed and no longer occupy space.
+ /// </remarks>
+ public interface IDataManager
+ {
+ /// <summary>
+ /// Saves the data to a new entry if it does not exist,
+ /// increases its ref count and returns a tag to the entry.
+ /// </summary>
+ /// <param name="data">The data. Can't be null.</param>
+ /// <returns>The tag of the created entry.</returns>
+ /// <exception cref="ArgumentNullException">Thrown when <paramref name="data"/> is null.</exception>
+ public Task<string> RetainEntry(byte[] data);
+
+ /// <summary>
+ /// Decrease the the ref count of the entry.
+ /// Remove it if ref count is zero.
+ /// </summary>
+ /// <param name="tag">The tag of the entry.</param>
+ /// <exception cref="ArgumentNullException">Thrown when <paramref name="tag"/> is null.</exception>
+ /// <remarks>
+ /// It's no-op if entry with tag does not exist.
+ /// </remarks>
+ public Task FreeEntry(string tag);
+
+ /// <summary>
+ /// Retrieve the entry with given tag.
+ /// </summary>
+ /// <param name="tag">The tag of the entry.</param>
+ /// <returns>The data of the entry.</returns>
+ /// <exception cref="ArgumentNullException">Thrown when <paramref name="tag"/> is null.</exception>
+ /// <exception cref="InvalidOperationException">Thrown when entry with given tag does not exist.</exception>
+ public Task<byte[]> GetEntry(string tag);
+ }
+
+ public class DataManager : IDataManager
+ {
+ private readonly DatabaseContext _database;
+ private readonly IETagGenerator _eTagGenerator;
+
+ public DataManager(DatabaseContext database, IETagGenerator eTagGenerator)
+ {
+ _database = database;
+ _eTagGenerator = eTagGenerator;
+ }
+
+ public async Task<string> RetainEntry(byte[] data)
+ {
+ if (data == null)
+ throw new ArgumentNullException(nameof(data));
+
+ var tag = await _eTagGenerator.Generate(data);
+
+ var entity = await _database.Data.Where(d => d.Tag == tag).SingleOrDefaultAsync();
+
+ if (entity == null)
+ {
+ entity = new DataEntity
+ {
+ Tag = tag,
+ Data = data,
+ Ref = 1
+ };
+ _database.Data.Add(entity);
+ }
+ else
+ {
+ entity.Ref += 1;
+ }
+ await _database.SaveChangesAsync();
+ return tag;
+ }
+
+ public async Task FreeEntry(string tag)
+ {
+ if (tag == null)
+ throw new ArgumentNullException(nameof(tag));
+
+ var entity = await _database.Data.Where(d => d.Tag == tag).SingleOrDefaultAsync();
+
+ if (entity != null)
+ {
+ if (entity.Ref == 1)
+ {
+ _database.Data.Remove(entity);
+ }
+ else
+ {
+ entity.Ref -= 1;
+ }
+ await _database.SaveChangesAsync();
+ }
+ }
+
+ public async Task<byte[]> GetEntry(string tag)
+ {
+ if (tag == null)
+ throw new ArgumentNullException(nameof(tag));
+
+ var entity = await _database.Data.Where(d => d.Tag == tag).Select(d => new { d.Data }).SingleOrDefaultAsync();
+
+ if (entity == null)
+ throw new InvalidOperationException(Resources.Services.DataManager.ExceptionEntryNotExist);
+
+ return entity.Data;
+ }
+ }
+}
diff --git a/Timeline/Services/UserAvatarService.cs b/Timeline/Services/UserAvatarService.cs
index 39b408e6..52d079a3 100644
--- a/Timeline/Services/UserAvatarService.cs
+++ b/Timeline/Services/UserAvatarService.cs
@@ -164,7 +164,7 @@ namespace Timeline.Services
private readonly IDefaultUserAvatarProvider _defaultUserAvatarProvider;
private readonly IUserAvatarValidator _avatarValidator;
- private readonly IETagGenerator _eTagGenerator;
+ private readonly IDataManager _dataManager;
private readonly IClock _clock;
@@ -173,20 +173,20 @@ namespace Timeline.Services
DatabaseContext database,
IDefaultUserAvatarProvider defaultUserAvatarProvider,
IUserAvatarValidator avatarValidator,
- IETagGenerator eTagGenerator,
+ IDataManager dataManager,
IClock clock)
{
_logger = logger;
_database = database;
_defaultUserAvatarProvider = defaultUserAvatarProvider;
_avatarValidator = avatarValidator;
- _eTagGenerator = eTagGenerator;
+ _dataManager = dataManager;
_clock = clock;
}
public async Task<string> GetAvatarETag(long id)
{
- var eTag = (await _database.UserAvatars.Where(a => a.UserId == id).Select(a => new { a.ETag }).SingleOrDefaultAsync())?.ETag;
+ var eTag = (await _database.UserAvatars.Where(a => a.UserId == id).Select(a => new { a.DataTag }).SingleOrDefaultAsync())?.DataTag;
if (eTag == null)
return await _defaultUserAvatarProvider.GetDefaultAvatarETag();
else
@@ -195,25 +195,27 @@ namespace Timeline.Services
public async Task<AvatarInfo> GetAvatar(long id)
{
- var avatarEntity = await _database.UserAvatars.Where(a => a.UserId == id).Select(a => new { a.Type, a.Data, a.LastModified }).SingleOrDefaultAsync();
+ var avatarEntity = await _database.UserAvatars.Where(a => a.UserId == id).Select(a => new { a.Type, a.DataTag, a.LastModified }).SingleOrDefaultAsync();
if (avatarEntity != null)
{
- if (!LanguageHelper.AreSame(avatarEntity.Data == null, avatarEntity.Type == null))
+ if (!LanguageHelper.AreSame(avatarEntity.DataTag == null, avatarEntity.Type == null))
{
var message = Resources.Services.UserAvatarService.ExceptionDatabaseCorruptedDataAndTypeNotSame;
_logger.LogCritical(message);
throw new DatabaseCorruptedException(message);
}
- if (avatarEntity.Data != null)
+
+ if (avatarEntity.DataTag != null)
{
+ var data = await _dataManager.GetEntry(avatarEntity.DataTag);
return new AvatarInfo
{
Avatar = new Avatar
{
Type = avatarEntity.Type!,
- Data = avatarEntity.Data
+ Data = data
},
LastModified = avatarEntity.LastModified
};
@@ -239,15 +241,15 @@ namespace Timeline.Services
if (avatar == null)
{
- if (avatarEntity == null || avatarEntity.Data == null)
+ if (avatarEntity == null || avatarEntity.DataTag == null)
{
return;
}
else
{
- avatarEntity.Data = null;
+ await _dataManager.FreeEntry(avatarEntity.DataTag);
+ avatarEntity.DataTag = null;
avatarEntity.Type = null;
- avatarEntity.ETag = null;
avatarEntity.LastModified = _clock.GetCurrentTime();
await _database.SaveChangesAsync();
_logger.LogInformation(Resources.Services.UserAvatarService.LogUpdateEntity);
@@ -256,24 +258,26 @@ namespace Timeline.Services
else
{
await _avatarValidator.Validate(avatar);
+ var tag = await _dataManager.RetainEntry(avatar.Data);
+ var oldTag = avatarEntity?.DataTag;
var create = avatarEntity == null;
- if (create)
+ if (avatarEntity == null)
{
avatarEntity = new UserAvatarEntity();
+ _database.UserAvatars.Add(avatarEntity);
}
- avatarEntity!.Type = avatar.Type;
- avatarEntity.Data = avatar.Data;
- avatarEntity.ETag = await _eTagGenerator.Generate(avatar.Data);
+ avatarEntity.DataTag = tag;
+ avatarEntity.Type = avatar.Type;
avatarEntity.LastModified = _clock.GetCurrentTime();
avatarEntity.UserId = id;
- if (create)
- {
- _database.UserAvatars.Add(avatarEntity);
- }
await _database.SaveChangesAsync();
_logger.LogInformation(create ?
Resources.Services.UserAvatarService.LogCreateEntity
: Resources.Services.UserAvatarService.LogUpdateEntity);
+ if (oldTag != null)
+ {
+ await _dataManager.FreeEntry(oldTag);
+ }
}
}
}
@@ -282,9 +286,8 @@ namespace Timeline.Services
{
public static void AddUserAvatarService(this IServiceCollection services)
{
- services.TryAddTransient<IETagGenerator, ETagGenerator>();
services.AddScoped<IUserAvatarService, UserAvatarService>();
- services.AddSingleton<IDefaultUserAvatarProvider, DefaultUserAvatarProvider>();
+ services.AddScoped<IDefaultUserAvatarProvider, DefaultUserAvatarProvider>();
services.AddTransient<IUserAvatarValidator, UserAvatarValidator>();
}
}
diff --git a/Timeline/Startup.cs b/Timeline/Startup.cs
index 14bd14cc..263e6b7a 100644
--- a/Timeline/Startup.cs
+++ b/Timeline/Startup.cs
@@ -93,6 +93,10 @@ namespace Timeline
services.AddScoped<IUserService, UserService>();
services.AddScoped<IUserTokenService, JwtUserTokenService>();
services.AddScoped<IUserTokenManager, UserTokenManager>();
+
+ services.AddScoped<IETagGenerator, ETagGenerator>();
+ services.AddScoped<IDataManager, DataManager>();
+
services.AddUserAvatarService();
services.AddScoped<ITimelineService, TimelineService>();
diff --git a/Timeline/Timeline.csproj b/Timeline/Timeline.csproj
index 2dcc3c9f..e993c0b3 100644
--- a/Timeline/Timeline.csproj
+++ b/Timeline/Timeline.csproj
@@ -7,6 +7,10 @@
<LangVersion>8.0</LangVersion>
<Nullable>enable</Nullable>
</PropertyGroup>
+ <ItemGroup>
+ <Compile Remove="Migrations\20200306101428_AddDataTable.cs" />
+ <Compile Remove="Migrations\20200306101428_AddDataTable.Designer.cs" />
+ </ItemGroup>
<ItemGroup>
<Content Include="default-avatar.png">
@@ -97,6 +101,11 @@
<AutoGen>True</AutoGen>
<DependentUpon>Validator.resx</DependentUpon>
</Compile>
+ <Compile Update="Resources\Services\DataManager.Designer.cs">
+ <DesignTime>True</DesignTime>
+ <AutoGen>True</AutoGen>
+ <DependentUpon>DataManager.resx</DependentUpon>
+ </Compile>
<Compile Update="Resources\Services\Exception.Designer.cs">
<DesignTime>True</DesignTime>
<AutoGen>True</AutoGen>
@@ -174,6 +183,10 @@
<Generator>ResXFileCodeGenerator</Generator>
<LastGenOutput>Validator.Designer.cs</LastGenOutput>
</EmbeddedResource>
+ <EmbeddedResource Update="Resources\Services\DataManager.resx">
+ <Generator>ResXFileCodeGenerator</Generator>
+ <LastGenOutput>DataManager.Designer.cs</LastGenOutput>
+ </EmbeddedResource>
<EmbeddedResource Update="Resources\Services\Exception.resx">
<Generator>ResXFileCodeGenerator</Generator>
<LastGenOutput>Exception.Designer.cs</LastGenOutput>