From dfbc54193fd05cd0fa26ca445604eef82a01ef61 Mon Sep 17 00:00:00 2001
From: Brad Banister <brad@banisterconsult.com>
Date: Mon, 30 Oct 2023 14:38:37 -0500
Subject: [PATCH] [RND-623] fix superclass info extractor bug

---
 Meadowlark-js/.vscode/launch.json             | 15 +++++++++
 .../src/extraction/SuperclassInfoExtractor.ts | 31 ++++++++++++++++---
 .../src/model/api-schema/ResourceSchema.ts    |  4 +--
 3 files changed, 43 insertions(+), 7 deletions(-)

diff --git a/Meadowlark-js/.vscode/launch.json b/Meadowlark-js/.vscode/launch.json
index 47e3b5bd..217f528b 100644
--- a/Meadowlark-js/.vscode/launch.json
+++ b/Meadowlark-js/.vscode/launch.json
@@ -27,6 +27,21 @@
       "internalConsoleOptions": "neverOpen",
       "port": 9229
     },
+    {
+      "name": "Jest :: File Linux e2e",
+      "type": "node",
+      "request": "launch",
+      "runtimeArgs": [
+        "--inspect-brk",
+        "${workspaceRoot}/node_modules/.bin/jest",
+        "--runInBand",
+        "${relativeFile}",
+      ],
+      "env": {"FASTIFY_PORT": "3000", "ADMIN_KEY": "9970b045-f6fe-45b3-bda6-8bcef95695c8", "ADMIN_SECRET": "bf083bde5435ee3318cd741b1dbee86c610b6c7cdee04d5a364a3f2b98a4ad66" },
+      "console": "integratedTerminal",
+      "internalConsoleOptions": "neverOpen",
+      "port": 9229
+    },
     {
       "type": "node",
       "request": "launch",
diff --git a/Meadowlark-js/packages/meadowlark-core/src/extraction/SuperclassInfoExtractor.ts b/Meadowlark-js/packages/meadowlark-core/src/extraction/SuperclassInfoExtractor.ts
index f8ff64bf..2c3641e4 100644
--- a/Meadowlark-js/packages/meadowlark-core/src/extraction/SuperclassInfoExtractor.ts
+++ b/Meadowlark-js/packages/meadowlark-core/src/extraction/SuperclassInfoExtractor.ts
@@ -3,7 +3,8 @@
 // The Ed-Fi Alliance licenses this file to you under the Apache License, Version 2.0.
 // See the LICENSE and NOTICES files in the project root for more information.
 
-import { DocumentIdentity } from '../model/DocumentIdentity';
+import invariant from 'ts-invariant';
+import { DocumentIdentity, DocumentIdentityElement } from '../model/DocumentIdentity';
 import { SuperclassInfo } from '../model/SuperclassInfo';
 import type { ResourceSchema } from '../model/api-schema/ResourceSchema';
 
@@ -33,11 +34,31 @@ export function deriveSuperclassInfoFrom(
   }
 
   // Copy the DocumentIdentity so the original is not affected
-  const superclassIdentity: DocumentIdentity = { ...documentIdentity };
+  const superclassIdentity: DocumentIdentity = [...documentIdentity];
 
-  // Replace subclassIdentityFullname with superclassIdentityFullname
-  delete superclassIdentity[resourceSchema.subclassIdentityFullname];
-  superclassIdentity[resourceSchema.superclassIdentityFullname] = documentIdentity[resourceSchema.subclassIdentityFullname];
+  // Find location of element for rename
+  const indexForRename = superclassIdentity.findIndex(
+    (element: DocumentIdentityElement) => element[resourceSchema.subclassIdentityDocumentKey] != null,
+  );
+  invariant(
+    indexForRename !== -1,
+    `deriveSuperclassInfoFrom found no identity element with name ${resourceSchema.subclassIdentityDocumentKey}`,
+  );
+
+  // Get value for renamed element
+  const valueForRename: any = superclassIdentity[indexForRename][resourceSchema.subclassIdentityDocumentKey];
+  invariant(
+    valueForRename != null,
+    `deriveSuperclassInfoFrom found no value for ${resourceSchema.subclassIdentityDocumentKey}`,
+  );
+
+  // Create renamed element
+  const renamedIdentityElement: DocumentIdentityElement = {
+    [resourceSchema.superclassIdentityDocumentKey]: valueForRename,
+  };
+
+  // Overwrite renamed element (array was cloned, so this is ok)
+  superclassIdentity[indexForRename] = renamedIdentityElement;
 
   return {
     resourceName: resourceSchema.superclassResourceName,
diff --git a/Meadowlark-js/packages/meadowlark-core/src/model/api-schema/ResourceSchema.ts b/Meadowlark-js/packages/meadowlark-core/src/model/api-schema/ResourceSchema.ts
index 7b9195de..555f014b 100644
--- a/Meadowlark-js/packages/meadowlark-core/src/model/api-schema/ResourceSchema.ts
+++ b/Meadowlark-js/packages/meadowlark-core/src/model/api-schema/ResourceSchema.ts
@@ -95,8 +95,8 @@ export type DomainEntitySubclassResourceSchema = AssociationSubclassResourceSche
    * This is found in MetaEd as an "identity rename". MetaEd only allows the super/subclass
    * relationship of Domain Entities to have a single common identity field.
    */
-  superclassIdentityFullname: MetaEdPropertyFullName;
-  subclassIdentityFullname: MetaEdPropertyFullName;
+  superclassIdentityDocumentKey: DocumentObjectKey;
+  subclassIdentityDocumentKey: DocumentObjectKey;
 };
 
 /**