unstable sharing refactor

src/lib/mention-suggestion.tsx

@@ -2,14 +2,16 @@ import { store } from "@/store";
 import { render } from "solid-js/web";
 import tippy, { type Instance as TippyInstance } from "tippy.js";
 import { MentionList } from "@/components/MentionList";
+import { buildShareTag } from "@/lib/tags";
 
 export const userSuggestion = {
     items: ({ query }: { query: string }) => {
-        return store.tagDefinitions
-            .filter(tag => tag.isUser && tag.name.toLowerCase().substring(1).startsWith(query.toLowerCase()))
-            .map(tag => ({
-                id: tag.name, // Use the tag name as ID for sharing logic
-                label: tag.name.substring(1),
+        return store.contexts
+            .filter(context => context.kind === "user" && !context.deletedAt)
+            .filter(context => context.displayName.toLowerCase().startsWith(query.toLowerCase()))
+            .map(context => ({
+                id: buildShareTag(context.displayName),
+                label: context.displayName,
                 type: 'user' as const
             }));
     },
@@ -90,10 +92,10 @@ export const noteSuggestion = {
     items: ({ query }: { query: string }) => {
         return store.notes
             .filter(note => !(note.tags || []).some(t => t.startsWith("child-of-")))
-            .filter(note => note.title.toLowerCase().includes(query.toLowerCase()))
+            .filter(note => (note.key || note.title).toLowerCase().includes(query.toLowerCase()))
             .map(note => ({
                 id: note.id,
-                label: note.title,
+                label: note.key || note.title,
                 sublabel: note.content?.substring(0, 50).replace(/<[^>]*>?/gm, ''),
                 type: 'note' as const
             }));