feature: Schema, Migrations, Core CRUD, and Redis Threshold Cache

2026-06-16 17:59:16 +08:00
commit 882d4af3e6
63 changed files with 3923 additions and 0 deletions
@@ -0,0 +1,38 @@
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Metadata.Builders;
+
+public class OrderConfiguration : IEntityTypeConfiguration<Order>
+{
+    public void Configure(EntityTypeBuilder<Order> builder)
+    {
+        builder.ToTable("orders", t =>
+        {
+            t.HasCheckConstraint("chk_orders_order_type",
+                "order_type IN ('LAB', 'IMAGING', 'MEDICATION', 'PROCEDURE')");
+        });
+        builder.HasKey(o => o.Id);
+        builder.Property(o => o.Id).HasColumnName("id").HasDefaultValueSql("gen_random_uuid()");
+        builder.Property(o => o.EncounterId).HasColumnName("encounter_id");
+        builder.Property(o => o.OrderType)
+            .HasColumnName("order_type")
+            .HasMaxLength(20)
+            .HasConversion(
+                v => v.ToDbString(),
+                v => OrderTypeExtensions.FromDbString(v))
+            .IsRequired();
+        builder.Property(o => o.Description).HasColumnName("description").IsRequired();
+        builder.Property(o => o.OrderedBy).HasColumnName("ordered_by").HasMaxLength(200).IsRequired();
+        builder.Property(o => o.Status).HasColumnName("status").HasMaxLength(20).HasDefaultValue("pending");
+        builder.Property(o => o.OrderedAt).HasColumnName("ordered_at").HasDefaultValueSql("NOW()");
+        builder.Property(o => o.ResultedAt).HasColumnName("resulted_at");
+
+        builder.HasOne(o => o.Encounter)
+            .WithMany(e => e.Orders)
+            .HasForeignKey(o => o.EncounterId)
+            .OnDelete(DeleteBehavior.Restrict);
+
+        builder.HasIndex(o => new { o.EncounterId, o.OrderedAt });
+        builder.HasIndex(o => new { o.Status, o.OrderedAt })
+            .HasFilter("status IN ('pending', 'in_progress')");
+    }
+}