Adds unique index for Creator's Name

src/Web/Features/Contents/Data/ContentDbContext.cs

@@ -9,7 +9,8 @@ public class ContentDbContext(
     public DbSet<Content> Contents => Set<Content>();
     public DbSet<Creator> Creators => Set<Creator>();
 
-    protected override void OnModelCreating(ModelBuilder modelBuilder)
+    protected override void OnModelCreating(
+        ModelBuilder modelBuilder)
     {
         modelBuilder.HasDefaultSchema(SchemaName);
 
@@ -34,6 +35,15 @@ public class ContentDbContext(
             .Entity<Content>()
             .Property(c => c.ThumbnailUrl);
           
+        modelBuilder
+            .Entity<Creator>()
+            .Property(x => x.NormalizedName)
+            .HasComputedColumnSql("LOWER( \"Content\".\"Creators\".\"Name\")", stored: true);
+        
+        modelBuilder
+            .Entity<Creator>()
+            .HasIndex(x => x.NormalizedName)
+            .IsUnique();
 
         modelBuilder
             .Entity<Creator>()

src/Web/Features/Contents/Data/Creator.cs

@@ -8,6 +8,7 @@ public class Creator
     public Guid CreatedBy { get; set; }
     public DateTimeOffset CreatedAt { get; init; }
     [MaxLength(255)] public string Name { get; set; } = null!;
+    [MaxLength(255)] public string NormalizedName { get; set; } = null!;
     [MaxLength(255)] public string? Title { get; set; }
     public Socials Socials { get; set; } = new();
     public Colors Colors { get; set; } = new();

src/Web/Features/Contents/Data/Migrations/20250108022601_AddComputedColumnAndIndex_CreatorName.Designer.cs

@@ -0,0 +1,400 @@
+// <auto-generated />
+using System;
+using Hutopy.Web.Features.Contents.Data;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Migrations;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+using Npgsql.EntityFrameworkCore.PostgreSQL.Metadata;
+
+#nullable disable
+
+namespace Hutopy.Web.Features.Contents.Data.Migrations
+{
+    [DbContext(typeof(ContentDbContext))]
+    [Migration("20250108022601_AddComputedColumnAndIndex_CreatorName")]
+    partial class AddComputedColumnAndIndex_CreatorName
+    {
+        /// <inheritdoc />
+        protected override void BuildTargetModel(ModelBuilder modelBuilder)
+        {
+#pragma warning disable 612, 618
+            modelBuilder
+                .HasDefaultSchema("Content")
+                .HasAnnotation("ProductVersion", "8.0.10")
+                .HasAnnotation("Relational:MaxIdentifierLength", 63);
+
+            NpgsqlModelBuilderExtensions.UseIdentityByDefaultColumns(modelBuilder);
+
+            modelBuilder.Entity("Hutopy.Web.Features.Contents.Data.Content", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uuid");
+
+                    b.Property<DateTimeOffset>("CreatedAt")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("timestamp with time zone")
+                        .HasDefaultValueSql("CURRENT_TIMESTAMP");
+
+                    b.Property<Guid>("CreatedBy")
+                        .HasColumnType("uuid");
+
+                    b.Property<DateTimeOffset?>("DeletedAt")
+                        .HasColumnType("timestamp with time zone");
+
+                    b.Property<Guid?>("DeletedBy")
+                        .HasColumnType("uuid");
+
+                    b.Property<string>("Description")
+                        .IsRequired()
+                        .HasMaxLength(2048)
+                        .HasColumnType("character varying(2048)");
+
+                    b.Property<string>("HtmlFileUrl")
+                        .HasMaxLength(2048)
+                        .HasColumnType("character varying(2048)");
+
+                    b.Property<string>("ThumbnailUrl")
+                        .HasMaxLength(512)
+                        .HasColumnType("character varying(512)");
+
+                    b.Property<string>("Title")
+                        .IsRequired()
+                        .HasMaxLength(128)
+                        .HasColumnType("character varying(128)");
+
+                    b.Property<string[]>("Urls")
+                        .HasColumnType("text[]");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("CreatedBy");
+
+                    b.ToTable("Contents", "Content");
+                });
+
+            modelBuilder.Entity("Hutopy.Web.Features.Contents.Data.Creator", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uuid");
+
+                    b.Property<DateTimeOffset>("CreatedAt")
+                        .HasColumnType("timestamp with time zone");
+
+                    b.Property<Guid>("CreatedBy")
+                        .HasColumnType("uuid");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasMaxLength(255)
+                        .HasColumnType("character varying(255)");
+
+                    b.Property<string>("NormalizedName")
+                        .IsRequired()
+                        .ValueGeneratedOnAddOrUpdate()
+                        .HasMaxLength(255)
+                        .HasColumnType("character varying(255)")
+                        .HasComputedColumnSql("LOWER( \"Content\".\"Creators\".\"Name\")", true);
+
+                    b.Property<string>("Title")
+                        .HasMaxLength(255)
+                        .HasColumnType("character varying(255)");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("NormalizedName")
+                        .IsUnique();
+
+                    b.ToTable("Creators", "Content");
+                });
+
+            modelBuilder.Entity("Hutopy.Web.Features.Contents.Data.Content", b =>
+                {
+                    b.HasOne("Hutopy.Web.Features.Contents.Data.Creator", "Creator")
+                        .WithMany()
+                        .HasForeignKey("CreatedBy")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.OwnsMany("Hutopy.Web.Features.Contents.Data.ContentReaction", "Reactions", b1 =>
+                        {
+                            b1.Property<Guid>("ContentId")
+                                .HasColumnType("uuid");
+
+                            b1.Property<int>("Id")
+                                .ValueGeneratedOnAdd()
+                                .HasColumnType("integer");
+
+                            NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b1.Property<int>("Id"));
+
+                            b1.Property<int>("Reaction")
+                                .HasColumnType("integer");
+
+                            b1.Property<Guid>("UserId")
+                                .HasColumnType("uuid");
+
+                            b1.Property<string>("UserName")
+                                .IsRequired()
+                                .HasMaxLength(128)
+                                .HasColumnType("character varying(128)");
+
+                            b1.HasKey("ContentId", "Id");
+
+                            b1.ToTable("Reactions", "Content");
+
+                            b1.WithOwner()
+                                .HasForeignKey("ContentId");
+                        });
+
+                    b.Navigation("Creator");
+
+                    b.Navigation("Reactions");
+                });
+
+            modelBuilder.Entity("Hutopy.Web.Features.Contents.Data.Creator", b =>
+                {
+                    b.OwnsOne("Hutopy.Web.Features.Contents.Data.Colors", "Colors", b1 =>
+                        {
+                            b1.Property<Guid>("CreatorId")
+                                .HasColumnType("uuid");
+
+                            b1.Property<string>("Background")
+                                .IsRequired()
+                                .HasMaxLength(9)
+                                .HasColumnType("character varying(9)");
+
+                            b1.Property<string>("Error")
+                                .IsRequired()
+                                .HasMaxLength(9)
+                                .HasColumnType("character varying(9)");
+
+                            b1.Property<string>("OnBackground")
+                                .IsRequired()
+                                .HasMaxLength(9)
+                                .HasColumnType("character varying(9)");
+
+                            b1.Property<string>("OnError")
+                                .IsRequired()
+                                .HasMaxLength(9)
+                                .HasColumnType("character varying(9)");
+
+                            b1.Property<string>("OnPrimary")
+                                .IsRequired()
+                                .HasMaxLength(9)
+                                .HasColumnType("character varying(9)");
+
+                            b1.Property<string>("OnSecondary")
+                                .IsRequired()
+                                .HasMaxLength(9)
+                                .HasColumnType("character varying(9)");
+
+                            b1.Property<string>("OnSurface")
+                                .IsRequired()
+                                .HasMaxLength(9)
+                                .HasColumnType("character varying(9)");
+
+                            b1.Property<string>("Primary")
+                                .IsRequired()
+                                .HasMaxLength(9)
+                                .HasColumnType("character varying(9)");
+
+                            b1.Property<string>("Secondary")
+                                .IsRequired()
+                                .HasMaxLength(9)
+                                .HasColumnType("character varying(9)");
+
+                            b1.Property<string>("Surface")
+                                .IsRequired()
+                                .HasMaxLength(9)
+                                .HasColumnType("character varying(9)");
+
+                            b1.HasKey("CreatorId");
+
+                            b1.ToTable("Colors", "Content");
+
+                            b1.WithOwner()
+                                .HasForeignKey("CreatorId");
+                        });
+
+                    b.OwnsOne("Hutopy.Web.Features.Contents.Data.Images", "Images", b1 =>
+                        {
+                            b1.Property<Guid>("CreatorId")
+                                .HasColumnType("uuid");
+
+                            b1.Property<string>("Banner")
+                                .HasMaxLength(255)
+                                .HasColumnType("character varying(255)");
+
+                            b1.Property<string>("Logo")
+                                .HasMaxLength(255)
+                                .HasColumnType("character varying(255)");
+
+                            b1.HasKey("CreatorId");
+
+                            b1.ToTable("Images", "Content");
+
+                            b1.WithOwner()
+                                .HasForeignKey("CreatorId");
+                        });
+
+                    b.OwnsOne("Hutopy.Web.Features.Contents.Data.PresentationInfos", "PresentationInfos", b1 =>
+                        {
+                            b1.Property<Guid>("CreatorId")
+                                .HasColumnType("uuid");
+
+                            b1.Property<string>("Email")
+                                .IsRequired()
+                                .HasMaxLength(255)
+                                .HasColumnType("character varying(255)");
+
+                            b1.Property<string>("Image1Url")
+                                .IsRequired()
+                                .HasMaxLength(2000)
+                                .HasColumnType("character varying(2000)");
+
+                            b1.Property<string>("Image2Url")
+                                .IsRequired()
+                                .HasMaxLength(2000)
+                                .HasColumnType("character varying(2000)");
+
+                            b1.Property<string>("Image3Url")
+                                .IsRequired()
+                                .HasMaxLength(2000)
+                                .HasColumnType("character varying(2000)");
+
+                            b1.Property<string>("Image4Url")
+                                .IsRequired()
+                                .HasMaxLength(2000)
+                                .HasColumnType("character varying(2000)");
+
+                            b1.Property<string>("ImagesSubtitle")
+                                .IsRequired()
+                                .HasMaxLength(2000)
+                                .HasColumnType("character varying(2000)");
+
+                            b1.Property<string>("ImagesText")
+                                .IsRequired()
+                                .HasMaxLength(10000)
+                                .HasColumnType("character varying(10000)");
+
+                            b1.Property<string>("MainImageText")
+                                .IsRequired()
+                                .HasMaxLength(10000)
+                                .HasColumnType("character varying(10000)");
+
+                            b1.Property<string>("MainImageUrl")
+                                .IsRequired()
+                                .HasMaxLength(2000)
+                                .HasColumnType("character varying(2000)");
+
+                            b1.Property<string>("MainVideoText")
+                                .IsRequired()
+                                .HasMaxLength(10000)
+                                .HasColumnType("character varying(10000)");
+
+                            b1.Property<string>("PhoneNumber")
+                                .IsRequired()
+                                .HasMaxLength(255)
+                                .HasColumnType("character varying(255)");
+
+                            b1.Property<string>("Title")
+                                .IsRequired()
+                                .HasMaxLength(2000)
+                                .HasColumnType("character varying(2000)");
+
+                            b1.Property<string>("VideoSubtitle")
+                                .IsRequired()
+                                .HasMaxLength(2000)
+                                .HasColumnType("character varying(2000)");
+
+                            b1.Property<string>("VideoSubtitleMain")
+                                .IsRequired()
+                                .HasMaxLength(2000)
+                                .HasColumnType("character varying(2000)");
+
+                            b1.Property<string>("VideoText")
+                                .IsRequired()
+                                .HasMaxLength(10000)
+                                .HasColumnType("character varying(10000)");
+
+                            b1.Property<string>("VideoUrl")
+                                .IsRequired()
+                                .HasMaxLength(2000)
+                                .HasColumnType("character varying(2000)");
+
+                            b1.Property<string>("VideoUrlMain")
+                                .IsRequired()
+                                .HasMaxLength(2000)
+                                .HasColumnType("character varying(2000)");
+
+                            b1.HasKey("CreatorId");
+
+                            b1.ToTable("PresentationInfos", "Content");
+
+                            b1.WithOwner()
+                                .HasForeignKey("CreatorId");
+                        });
+
+                    b.OwnsOne("Hutopy.Web.Features.Contents.Data.Socials", "Socials", b1 =>
+                        {
+                            b1.Property<Guid>("CreatorId")
+                                .HasColumnType("uuid");
+
+                            b1.Property<string>("FacebookUrl")
+                                .HasMaxLength(255)
+                                .HasColumnType("character varying(255)");
+
+                            b1.Property<string>("InstagramUrl")
+                                .HasMaxLength(255)
+                                .HasColumnType("character varying(255)");
+
+                            b1.Property<string>("LinkedInUrl")
+                                .HasMaxLength(255)
+                                .HasColumnType("character varying(255)");
+
+                            b1.Property<string>("RedditUrl")
+                                .HasMaxLength(255)
+                                .HasColumnType("character varying(255)");
+
+                            b1.Property<string>("TikTokUrl")
+                                .HasMaxLength(255)
+                                .HasColumnType("character varying(255)");
+
+                            b1.Property<string>("WebsiteUrl")
+                                .HasMaxLength(255)
+                                .HasColumnType("character varying(255)");
+
+                            b1.Property<string>("XUrl")
+                                .HasMaxLength(255)
+                                .HasColumnType("character varying(255)");
+
+                            b1.Property<string>("YoutubeUrl")
+                                .HasMaxLength(255)
+                                .HasColumnType("character varying(255)");
+
+                            b1.HasKey("CreatorId");
+
+                            b1.ToTable("Socials", "Content");
+
+                            b1.WithOwner()
+                                .HasForeignKey("CreatorId");
+                        });
+
+                    b.Navigation("Colors")
+                        .IsRequired();
+
+                    b.Navigation("Images")
+                        .IsRequired();
+
+                    b.Navigation("PresentationInfos")
+                        .IsRequired();
+
+                    b.Navigation("Socials")
+                        .IsRequired();
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}

src/Web/Features/Contents/Data/Migrations/20250108022601_AddComputedColumnAndIndex_CreatorName.cs

@@ -0,0 +1,45 @@
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace Hutopy.Web.Features.Contents.Data.Migrations
+{
+    /// <inheritdoc />
+    public partial class AddComputedColumnAndIndex_CreatorName : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.AddColumn<string>(
+                name: "NormalizedName",
+                schema: "Content",
+                table: "Creators",
+                type: "character varying(255)",
+                maxLength: 255,
+                nullable: false,
+                computedColumnSql: "LOWER( \"Content\".\"Creators\".\"Name\")",
+                stored: true);
+
+            migrationBuilder.CreateIndex(
+                name: "IX_Creators_NormalizedName",
+                schema: "Content",
+                table: "Creators",
+                column: "NormalizedName",
+                unique: true);
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropIndex(
+                name: "IX_Creators_NormalizedName",
+                schema: "Content",
+                table: "Creators");
+
+            migrationBuilder.DropColumn(
+                name: "NormalizedName",
+                schema: "Content",
+                table: "Creators");
+        }
+    }
+}

src/Web/Features/Contents/Data/Migrations/ContentDbContextModelSnapshot.cs

@@ -88,12 +88,22 @@ namespace Hutopy.Web.Features.Contents.Data.Migrations
                         .HasMaxLength(255)
                         .HasColumnType("character varying(255)");
 
+                    b.Property<string>("NormalizedName")
+                        .IsRequired()
+                        .ValueGeneratedOnAddOrUpdate()
+                        .HasMaxLength(255)
+                        .HasColumnType("character varying(255)")
+                        .HasComputedColumnSql("LOWER( \"Content\".\"Creators\".\"Name\")", true);
+
                     b.Property<string>("Title")
                         .HasMaxLength(255)
                         .HasColumnType("character varying(255)");
 
                     b.HasKey("Id");
 
+                    b.HasIndex("NormalizedName")
+                        .IsUnique();
+
                     b.ToTable("Creators", "Content");
                 });
 

src/Web/Features/Contents/Handlers/CreateCreator.cs

@@ -1,6 +1,8 @@
-using Hutopy.Web.Common;
+using System.Net;
+using FluentValidation.Results;
 using Hutopy.Web.Common.Security;
 using Hutopy.Web.Features.Contents.Data;
+using Npgsql;
 
 namespace Hutopy.Web.Features.Contents.Handlers;
 
@@ -38,6 +40,8 @@ public sealed class CreateCreatorHandler(
     public override async Task HandleAsync(
         CreateCreatorRequest req,
         CancellationToken ct)
+    {
+        try
         {
             await context.Creators.AddAsync(
                 new Creator
@@ -65,4 +69,23 @@ public sealed class CreateCreatorHandler(
 
             await SendOkAsync(ct);
         }
+        catch (Exception e)
+        {
+            if (e.InnerException is PostgresException innerException)
+            {
+                if (innerException.ConstraintName == "IX_Creators_NormalizedName")
+                {
+                    await SendResultAsync(new ProblemDetails(
+                        [new ValidationFailure(nameof(Creator.Name), "The name is already taken.")],
+                        (int)HttpStatusCode.Conflict));
+                }
+            }
+            else
+            {
+                await SendResultAsync(new ProblemDetails(
+                    [new ValidationFailure(nameof(Creator.Name), e.Message)],
+                    (int)HttpStatusCode.Conflict));
+            }
+        }
+    }
 }

src/Web/Web.csproj

@@ -38,6 +38,8 @@
   <ItemGroup>
     <Compile Remove="Features\Contents\Data\Migrations\20241020195452_AddHtmlFileUrl.cs" />
     <Compile Remove="Features\Contents\Data\Migrations\20241020195452_AddHtmlFileUrl.Designer.cs" />
+    <Compile Remove="Features\Contents\Data\Migrations\20250107174654_Add_NormalizedNameAndIndex_CreatorName.cs" />
+    <Compile Remove="Features\Contents\Data\Migrations\20250107174654_Add_NormalizedNameAndIndex_CreatorName.Designer.cs" />
   </ItemGroup>
 
 </Project>