init efcore

BlueLaminate/BlueLaminate.EFCore/Configurations/SkinInstanceConfiguration.cs

@@ -0,0 +1,26 @@
+using BlueLaminate.EFCore.Entities;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Metadata.Builders;
+
+namespace BlueLaminate.EFCore.Configurations;
+
+public class SkinInstanceConfiguration : IEntityTypeConfiguration<SkinInstance>
+{
+    public void Configure(EntityTypeBuilder<SkinInstance> entity)
+    {
+        entity.Property(e => e.FloatValue).HasColumnType("numeric(10,9)");
+
+        // Primary lookup key for trade fingerprinting.
+        entity.HasIndex(e => e.FloatValue);
+        entity.HasIndex(e => e.PaintSeed);
+
+        entity.HasOne(e => e.Skin)
+            .WithMany(s => s.Instances)
+            .HasForeignKey(e => e.SkinId);
+
+        entity.HasOne(e => e.Condition)
+            .WithMany(c => c.Instances)
+            .HasForeignKey(e => e.ConditionId)
+            .OnDelete(DeleteBehavior.Restrict);
+    }
+}