Throw error if ICurrentUserService isn't registered before database call (#43)

samgibsonmoj · web-flow · commit 058756a62759 · 2025-12-01T10:44:01.000Z
diff --git a/src/Libraries/Infrastructure/DatabaseExtensions.cs b/src/Libraries/Infrastructure/DatabaseExtensions.cs
@@ -14,6 +14,13 @@ public static class DatabaseExtensions
 {
     public static IHostApplicationBuilder AddDatabaseServices(this IHostApplicationBuilder builder)
     {
+        if (!builder.Services.Any(x => x.ServiceType == typeof(ICurrentUserService)))
+        {
+            throw new InvalidOperationException(
+                "ICurrentUserService must be registered before calling AddDatabaseServices. " +
+                "Register an implementation using builder.Services.AddScoped<ICurrentUserService, YourImplementation>()");
+        }
+
         builder.Services.AddScoped<AuditSaveChangesInterceptor>();
 
         builder.Services.AddDbContext<AuditContext>((sp, options) =>

Original file line number	Diff line number	Diff line change
`@@ -14,6 +14,13 @@ public static class DatabaseExtensions`
`14`	`14`	`{`
`15`	`15`	`public static IHostApplicationBuilder AddDatabaseServices(this IHostApplicationBuilder builder)`
`16`	`16`	`{`
	`17`	`+ if (!builder.Services.Any(x => x.ServiceType == typeof(ICurrentUserService)))`
	`18`	`+ {`
	`19`	`+ throw new InvalidOperationException(`
	`20`	`+ "ICurrentUserService must be registered before calling AddDatabaseServices. " +`
	`21`	`+ "Register an implementation using builder.Services.AddScoped<ICurrentUserService, YourImplementation>()");`
	`22`	`+ }`
	`23`	`+`
`17`	`24`	`builder.Services.AddScoped<AuditSaveChangesInterceptor>();`
`18`	`25`
`19`	`26`	`builder.Services.AddDbContext<AuditContext>((sp, options) =>`