fix: files show creation date instead of modification date #700

lib/demo/demo-client.ts

@@ -1046,7 +1046,7 @@ export class DemoJMAPClient implements IJMAPClient {
     const node: FileNode = {
       id: generateDemoId('file'),
       parentId, name, type: 'd', blobId: null, size: 0,
-      created: new Date().toISOString(), updated: new Date().toISOString(),
+      created: new Date().toISOString(), modified: new Date().toISOString(),
     };
     this.data.fileNodes.push(node);
     return node;
@@ -1056,7 +1056,7 @@ export class DemoJMAPClient implements IJMAPClient {
     const node: FileNode = {
       id: generateDemoId('file'),
       parentId, name, type, blobId, size,
-      created: new Date().toISOString(), updated: new Date().toISOString(),
+      created: new Date().toISOString(), modified: new Date().toISOString(),
     };
     this.data.fileNodes.push(node);
     return node;
@@ -1064,7 +1064,7 @@ export class DemoJMAPClient implements IJMAPClient {
 
   async updateFileNode(id: string, updates: Partial<Pick<FileNode, 'name' | 'parentId'>>): Promise<void> {
     const node = this.data.fileNodes.find(n => n.id === id);
-    if (node) Object.assign(node, updates, { updated: new Date().toISOString() });
+    if (node) Object.assign(node, updates, { modified: new Date().toISOString() });
   }
 
   async updateFileNodes(updates: Record<string, Partial<Pick<FileNode, 'name' | 'parentId'>>>): Promise<{ updated: string[]; notUpdated: Record<string, string> }> {
@@ -1072,7 +1072,7 @@ export class DemoJMAPClient implements IJMAPClient {
     for (const [id, patch] of Object.entries(updates)) {
       const node = this.data.fileNodes.find(n => n.id === id);
       if (node) {
-        Object.assign(node, patch, { updated: new Date().toISOString() });
+        Object.assign(node, patch, { modified: new Date().toISOString() });
         updated.push(id);
       }
     }

lib/demo/fixtures/files.ts

@@ -12,7 +12,7 @@ export function createDemoFileNodes(): FileNode[] {
       blobId: null,
       size: 0,
       created: demoDate(-30),
-      updated: demoDate(-2),
+      modified: demoDate(-2),
     },
     {
       id: 'demo-file-photos',
@@ -22,7 +22,7 @@ export function createDemoFileNodes(): FileNode[] {
       blobId: null,
       size: 0,
       created: demoDate(-30),
-      updated: demoDate(-5),
+      modified: demoDate(-5),
     },
 
     // Documents contents
@@ -34,7 +34,7 @@ export function createDemoFileNodes(): FileNode[] {
       blobId: 'demo-blob-file-1',
       size: 2150,
       created: demoDate(-7),
-      updated: demoDate(-2),
+      modified: demoDate(-2),
     },
     {
       id: 'demo-file-quarterly-report',
@@ -44,7 +44,7 @@ export function createDemoFileNodes(): FileNode[] {
       blobId: 'demo-blob-file-2',
       size: 148480,
       created: demoDate(-14),
-      updated: demoDate(-14),
+      modified: demoDate(-14),
     },
     {
       id: 'demo-file-todo',
@@ -54,7 +54,7 @@ export function createDemoFileNodes(): FileNode[] {
       blobId: 'demo-blob-file-3',
       size: 410,
       created: demoDate(-3),
-      updated: demoDate(-1),
+      modified: demoDate(-1),
     },
 
     // Photos contents
@@ -66,7 +66,7 @@ export function createDemoFileNodes(): FileNode[] {
       blobId: 'demo-blob-file-4',
       size: 1258291,
       created: demoDate(-10),
-      updated: demoDate(-10),
+      modified: demoDate(-10),
     },
     {
       id: 'demo-file-team-photo',
@@ -76,7 +76,7 @@ export function createDemoFileNodes(): FileNode[] {
       blobId: 'demo-blob-file-5',
       size: 911360,
       created: demoDate(-21),
-      updated: demoDate(-21),
+      modified: demoDate(-21),
     },
 
     // Root-level file
@@ -88,7 +88,7 @@ export function createDemoFileNodes(): FileNode[] {
       blobId: 'demo-blob-file-6',
       size: 68608,
       created: demoDate(-5),
-      updated: demoDate(-1),
+      modified: demoDate(-1),
     },
   ];
 }

lib/jmap/client.ts

@@ -5534,7 +5534,7 @@ export class JMAPClient implements IJMAPClient {
   }
 
   private static FILE_NODE_PROPERTIES = [
-    "id", "parentId", "name", "type", "blobId", "size", "created", "updated",
+    "id", "parentId", "name", "type", "blobId", "size", "created", "modified",
     // Stalwart omits shareWith/myRights from FileNode/get unless requested
     // explicitly, so the share dialog and indicators can't see existing
     // shares without naming them here (same as CALENDAR_PROPERTIES).

lib/jmap/types.ts

@@ -835,7 +835,11 @@ export interface FileNode {
   blobId: string | null;
   size: number;
   created: string;
-  updated: string;
+  // Last content/metadata change, server-maintained. The property is named
+  // `modified` in draft-ietf-jmap-filenode and in Stalwart - there is no
+  // `updated` on a FileNode. Asking for the wrong name silently yields
+  // undefined, which made the UI show the creation date forever (#700).
+  modified: string;
   // JMAP Sharing (RFC 9670). Populated only when the server advertises the
   // filenode capability and the properties are explicitly requested. A node is
   // shared-out when `shareWith` has entries; `myRights` describes what the