feature: Explainable Alerts

VigilCareClinicalAPI/Data/Configurations/ClinicalAlertConfiguration.cs

@@ -1,8 +1,14 @@
+using System.Text.Json;
 using Microsoft.EntityFrameworkCore;
 using Microsoft.EntityFrameworkCore.Metadata.Builders;
 
 public class ClinicalAlertConfiguration : IEntityTypeConfiguration<ClinicalAlert>
 {
+    private static readonly JsonSerializerOptions JsonOptions = new()
+    {
+        PropertyNamingPolicy = JsonNamingPolicy.CamelCase
+    };
+
     public void Configure(EntityTypeBuilder<ClinicalAlert> builder)
     {
         builder.ToTable("clinical_alerts", t =>
@@ -68,6 +74,12 @@ public class ClinicalAlertConfiguration : IEntityTypeConfiguration<ClinicalAlert
         builder.Property(a => a.TriggeredAt).HasColumnName("triggered_at").HasDefaultValueSql("NOW()");
         builder.Property(a => a.FeedbackReceived).HasColumnName("feedback_received")
             .HasDefaultValue(false);
+        builder.Property(a => a.Explanation)
+            .HasColumnName("explanation")
+            .HasColumnType("jsonb")
+            .HasConversion(
+                v => v == null ? null : JsonSerializer.Serialize(v, JsonOptions),
+                v => string.IsNullOrEmpty(v) ? null : JsonSerializer.Deserialize<AlertExplanation>(v, JsonOptions)!);
 
         builder.HasOne(a => a.Encounter)
             .WithMany(e => e.Alerts)