fix: share.document can be null when document is deleted

closes #3724

server/commands/documentLoader.ts

@@ -64,7 +64,7 @@ export default async function loadDocument({
       ],
     });
 
-    if (!share || share.document.archivedAt) {
+    if (!share || share.document?.archivedAt) {
       throw InvalidRequestError("Document could not be found for shareId");
     }
 
@@ -133,16 +133,18 @@ export default async function loadDocument({
     // If we're attempting to load a document that isn't the document originally
     // shared then includeChildDocuments must be enabled and the document must
     // still be active and nested within the shared document
-    if (share.document.id !== document.id) {
+    if (share.documentId !== document.id) {
       if (!share.includeChildDocuments) {
         throw AuthorizationError();
       }
 
-      const childDocumentIds = await share.document.getChildDocumentIds({
-        archivedAt: {
-          [Op.is]: null,
-        },
-      });
+      const childDocumentIds =
+        (await share.document?.getChildDocumentIds({
+          archivedAt: {
+            [Op.is]: null,
+          },
+        })) ?? [];
+
       if (!childDocumentIds.includes(document.id)) {
         throw AuthorizationError();
       }

server/models/Share.ts

@@ -113,7 +113,7 @@ class Share extends IdModel {
   teamId: string;
 
   @BelongsTo(() => Document, "documentId")
-  document: Document;
+  document: Document | null;
 
   @ForeignKey(() => Document)
   @Column(DataType.UUID)

server/presenters/share.ts

@@ -5,8 +5,8 @@ export default function present(share: Share, isAdmin = false) {
   const data = {
     id: share.id,
     documentId: share.documentId,
-    documentTitle: share.document.title,
-    documentUrl: share.document.url,
+    documentTitle: share.document?.title,
+    documentUrl: share.document?.url,
     published: share.published,
     url: `${share.team.url}/share/${share.id}`,
     createdBy: presentUser(share.user),