daniel-c-harvey
71 lines
2.8 KiB
C#
71 lines
2.8 KiB
C#
using Data.Data.Configurations;
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using DeepDrftModels.Entities;
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using DeepDrftModels.Enums;
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using Microsoft.EntityFrameworkCore;
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using Microsoft.EntityFrameworkCore.Metadata.Builders;
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namespace DeepDrftData.Data.Configurations;
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public class ReleaseConfiguration : BaseEntityConfiguration<ReleaseEntity>
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{
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public override void Configure(EntityTypeBuilder<ReleaseEntity> builder)
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{
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// Wires up Id PK + audit columns (CreatedAt, UpdatedAt, IsDeleted) and the IsDeleted index.
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base.Configure(builder);
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builder.ToTable("release");
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// Map the base audit columns to the snake_case naming the rest of the schema uses.
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builder.Property(e => e.Id).HasColumnName("id");
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builder.Property(e => e.CreatedAt).HasColumnName("created_at");
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builder.Property(e => e.UpdatedAt).HasColumnName("updated_at");
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builder.Property(e => e.IsDeleted).HasColumnName("is_deleted");
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builder.Property(e => e.Title)
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.IsRequired()
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.HasMaxLength(200)
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.HasColumnName("title");
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builder.Property(e => e.Artist)
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.IsRequired()
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.HasMaxLength(200)
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.HasColumnName("artist");
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builder.Property(e => e.Genre)
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.HasMaxLength(100)
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.HasColumnName("genre");
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builder.Property(e => e.ReleaseDate)
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.HasColumnName("release_date");
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builder.Property(e => e.ImagePath)
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.HasMaxLength(500)
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.HasColumnName("image_path");
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builder.Property(e => e.ReleaseType)
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.IsRequired()
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.HasConversion<string>() // Store as readable string, not int ordinal
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.HasMaxLength(20)
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.HasColumnName("release_type")
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.HasDefaultValue(ReleaseType.Single);
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builder.Property(e => e.CreatedByUserId)
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.HasColumnName("created_by_user_id");
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// Names the is_deleted index explicitly. BaseEntityConfiguration.Configure already
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// calls HasIndex(e => e.IsDeleted); this adds HasDatabaseName so EF always uses
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// "IX_release_is_deleted" regardless of auto-naming conventions.
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builder.HasIndex(e => e.IsDeleted).HasDatabaseName("IX_release_is_deleted");
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// Unique constraint on the natural key (title + artist). Prevents duplicate release rows
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// from concurrent uploads of the same album. The FindOrCreateRelease path catches the
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// resulting UniqueViolation and re-queries for the winning row.
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// Partial filter excludes soft-deleted rows so re-uploading a deleted release does not
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// hit a uniqueness conflict when FindOrCreateRelease creates a fresh row.
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builder.HasIndex(e => new { e.Title, e.Artist })
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.IsUnique()
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.HasDatabaseName("IX_release_title_artist")
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.HasFilter("\"is_deleted\" = false");
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}
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}
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