From 55a49b442baa850a02928fde03873a7ca1e596bf Mon Sep 17 00:00:00 2001
From: Avi <avi@aiolabs.com>
Date: Mon, 24 Aug 2026 00:13:58 -0500
Subject: [PATCH] Feed: 'My notes' scope with per-profile dropdown filter

---
 frontend/src/lib/api.ts               |  3 +-
 frontend/src/screens/FeedScreen.tsx   | 81 ++++++++++++++++++++++++---
 frontend/src/state/AppProvider.tsx    |  6 +-
 frontend/src/styles.css               |  4 ++
 frontend/src/test/FeedScreen.test.tsx | 51 +++++++++++++++++
 frontend/src/test/fakeBackend.ts      | 19 +++++++
 src/feed.rs                           | 37 ++++++++++++
 src/ipc.rs                            | 28 +++++++--
 8 files changed, 212 insertions(+), 17 deletions(-)

diff --git a/frontend/src/lib/api.ts b/frontend/src/lib/api.ts
index f5f78e4..ba56bd5 100644
--- a/frontend/src/lib/api.ts
+++ b/frontend/src/lib/api.ts
@@ -69,10 +69,11 @@ export const api = {
       nip05,
     }),
   publishNote: (content: string) => call<PublishReport>('publish_note', { content }),
-  feedGet: (limit?: number, contactsOnly = false) =>
+  feedGet: (limit?: number, contactsOnly = false, authorNpub?: string) =>
     call<FeedItem[]>('feed_get', {
       ...(limit ? { limit } : {}),
       ...(contactsOnly ? { contacts_only: true } : {}),
+      ...(authorNpub ? { author: authorNpub } : {}),
     }),
   relayAdd: (url: string) => call<Settings>('relay_add', { url }),
   relayRemove: (url: string) => call<Settings>('relay_remove', { url }),
diff --git a/frontend/src/screens/FeedScreen.tsx b/frontend/src/screens/FeedScreen.tsx
index 4dff080..816ba4d 100644
--- a/frontend/src/screens/FeedScreen.tsx
+++ b/frontend/src/screens/FeedScreen.tsx
@@ -15,21 +15,33 @@ interface FeedScreenProps {
   onNavigate: (screen: Screen) => void;
 }
 
-type FeedScope = 'everyone' | 'contacts';
+type FeedScope = 'everyone' | 'contacts' | 'profile';
 
 export function FeedScreen({ onNavigate }: FeedScreenProps) {
   const { state, feedGet } = useApp();
   const [items, setItems] = useState<FeedItem[]>([]);
   const [scope, setScope] = useState<FeedScope>('everyone');
+  const [pickedProfile, setPickedProfile] = useState<string | null>(null);
   const [loading, setLoading] = useState(true);
   const [refreshing, setRefreshing] = useState(false);
   const [error, setError] = useState<string | null>(null);
 
   const enabledRelays = (state?.settings.relays ?? []).filter((r) => r.enabled);
   const shorten = state?.settings.shorten_npub ?? true;
+  const profiles = state?.profiles ?? [];
   const hasActiveProfile = state?.active_profile != null;
+  const hasProfiles = profiles.length > 0;
+  // Default the author filter to the active profile until one is picked.
+  const selectedProfileNpub =
+    pickedProfile ?? state?.active_profile?.npub ?? profiles[0]?.npub ?? null;
   const contactsScope = scope === 'contacts';
-  const effectiveScope: FeedScope = contactsScope && !hasActiveProfile ? 'everyone' : scope;
+  const profileScope = scope === 'profile';
+  const effectiveScope: FeedScope =
+    contactsScope && !hasActiveProfile
+      ? 'everyone'
+      : profileScope && !hasProfiles
+        ? 'everyone'
+        : scope;
 
   const load = useCallback(
     async (background: boolean) => {
@@ -40,7 +52,13 @@ export function FeedScreen({ onNavigate }: FeedScreenProps) {
         setLoading(true);
       }
       try {
-        setItems(await feedGet(undefined, effectiveScope === 'contacts'));
+        setItems(
+          await feedGet(
+            undefined,
+            effectiveScope === 'contacts',
+            effectiveScope === 'profile' ? (selectedProfileNpub ?? undefined) : undefined,
+          ),
+        );
       } catch (err) {
         setError(err instanceof Error ? err.message : String(err));
       } finally {
@@ -48,7 +66,7 @@ export function FeedScreen({ onNavigate }: FeedScreenProps) {
         setRefreshing(false);
       }
     },
-    [feedGet, effectiveScope],
+    [feedGet, effectiveScope, selectedProfileNpub],
   );
 
   useEffect(() => {
@@ -122,7 +140,37 @@ export function FeedScreen({ onNavigate }: FeedScreenProps) {
                 <Icon name="users" size={16} />
                 My contacts
               </button>
+              <button
+                type="button"
+                className={`segmented-btn${effectiveScope === 'profile' ? ' is-active' : ''}`}
+                onClick={() => setScope('profile')}
+                disabled={!hasProfiles}
+                title={
+                  hasProfiles
+                    ? 'Only notes published by one of your profiles'
+                    : 'Create a profile to filter by it'
+                }
+                aria-pressed={effectiveScope === 'profile'}
+              >
+                <Icon name="edit" size={16} />
+                My notes
+              </button>
             </div>
+            {effectiveScope === 'profile' && (
+              <select
+                className="feed-profile-select"
+                aria-label="Show notes from profile"
+                value={selectedProfileNpub ?? ''}
+                onChange={(event) => setPickedProfile(event.target.value)}
+              >
+                {profiles.map((profile) => (
+                  <option key={profile.npub} value={profile.npub}>
+                    {profile.label}
+                    {profile.is_active ? ' (active)' : ''}
+                  </option>
+                ))}
+              </select>
+            )}
             <Button variant="ghost" onClick={() => void load(true)} loading={refreshing}>
               <Icon name="refresh" size={16} />
               Refresh
@@ -140,12 +188,31 @@ export function FeedScreen({ onNavigate }: FeedScreenProps) {
           <Spinner label="Fetching recent notes…" />
         ) : items.length === 0 ? (
           <EmptyState
-            icon={<Icon name={effectiveScope === 'contacts' ? 'users' : 'list'} size={26} />}
-            title={effectiveScope === 'contacts' ? 'No notes from your contacts' : 'No notes found'}
+            icon={
+              <Icon
+                name={
+                  effectiveScope === 'contacts'
+                    ? 'users'
+                    : effectiveScope === 'profile'
+                      ? 'edit'
+                      : 'list'
+                }
+                size={26}
+              />
+            }
+            title={
+              effectiveScope === 'contacts'
+                ? 'No notes from your contacts'
+                : effectiveScope === 'profile'
+                  ? 'No notes from this profile'
+                  : 'No notes found'
+            }
             description={
               effectiveScope === 'contacts'
                 ? 'No notes were returned from the people the active profile follows in the last 24 hours. Try refreshing, or switch to Everyone.'
-                : 'No notes were returned by the enabled relays in the last 24 hours. Try refreshing or check the relays screen.'
+                : effectiveScope === 'profile'
+                  ? 'This profile has not published any notes on your enabled relays in the last 24 hours. Notes older than a day, or notes only on other relays, will not appear here.'
+                  : 'No notes were returned by the enabled relays in the last 24 hours. Try refreshing or check the relays screen.'
             }
           />
         ) : (
diff --git a/frontend/src/state/AppProvider.tsx b/frontend/src/state/AppProvider.tsx
index cab380d..421cd26 100644
--- a/frontend/src/state/AppProvider.tsx
+++ b/frontend/src/state/AppProvider.tsx
@@ -46,7 +46,7 @@ interface AppContextValue {
   publishNote: (content: string) => Promise<PublishReport>;
   recordPublishFailure: (message: string, details?: string | null) => void;
   clearLastPublish: () => void;
-  feedGet: (limit?: number, contactsOnly?: boolean) => Promise<FeedItem[]>;
+  feedGet: (limit?: number, contactsOnly?: boolean, authorNpub?: string) => Promise<FeedItem[]>;
   relayAdd: (url: string) => Promise<Settings>;
   relayRemove: (url: string) => Promise<Settings>;
   relaySetEnabled: (url: string, enabled: boolean) => Promise<Settings>;
@@ -168,8 +168,8 @@ export function AppProvider({ children }: { children: ReactNode }) {
     setLastPublish(null);
   }, []);
 
-  const feedGet = useCallback((limit?: number, contactsOnly?: boolean) => {
-    return api.feedGet(limit, contactsOnly);
+  const feedGet = useCallback((limit?: number, contactsOnly?: boolean, authorNpub?: string) => {
+    return api.feedGet(limit, contactsOnly, authorNpub);
   }, []);
 
   const applySettings = useCallback((fresh: Settings) => {
diff --git a/frontend/src/styles.css b/frontend/src/styles.css
index e59e42f..6029927 100644
--- a/frontend/src/styles.css
+++ b/frontend/src/styles.css
@@ -252,6 +252,10 @@ a {
   cursor: not-allowed;
 }
 
+.feed-profile-select {
+  height: 34px;
+}
+
 /* -------------------------------------------------------------------------
    Sidebar
    ------------------------------------------------------------------------- */
diff --git a/frontend/src/test/FeedScreen.test.tsx b/frontend/src/test/FeedScreen.test.tsx
index d0bacc8..09be4c5 100644
--- a/frontend/src/test/FeedScreen.test.tsx
+++ b/frontend/src/test/FeedScreen.test.tsx
@@ -107,4 +107,55 @@ describe('FeedScreen', () => {
 
     expect(await screen.findByText('No notes from your contacts')).toBeInTheDocument();
   });
+
+  it('defaults the "My notes" scope to the active profile', async () => {
+    const backend = createFakeBackend();
+    const user = renderFeed(backend);
+    renderWithApp(<FeedScreen onNavigate={vi.fn()} />);
+
+    await screen.findByText('Hello from the feed.');
+    await user.click(screen.getByRole('button', { name: /My notes/i }));
+
+    expect(await screen.findByText('A note from my own profile.')).toBeInTheDocument();
+    expect(screen.queryByText('Hello from the feed.')).not.toBeInTheDocument();
+    const authorRequest = backend.requests.find(
+      (r) => r.method === 'feed_get' && r.params.author != null,
+    );
+    expect(authorRequest).toBeDefined();
+    expect(authorRequest?.params.author).toBe('npub1aliceaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa');
+  });
+
+  it('switches profiles with the dropdown', async () => {
+    const backend = createFakeBackend();
+    backend.profileFeedItems = [];
+    const user = renderFeed(backend);
+    renderWithApp(<FeedScreen onNavigate={vi.fn()} />);
+
+    await screen.findByText('Hello from the feed.');
+    await user.click(screen.getByRole('button', { name: /My notes/i }));
+    await screen.findByText('No notes from this profile');
+
+    await user.selectOptions(
+      screen.getByLabelText('Show notes from profile'),
+      'npub1bobbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb',
+    );
+
+    await waitFor(() => {
+      const bobRequests = backend.requests.filter(
+        (r) =>
+          r.method === 'feed_get' &&
+          r.params.author === 'npub1bobbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb',
+      );
+      expect(bobRequests.length).toBeGreaterThanOrEqual(1);
+    });
+  });
+
+  it('disables the "My notes" scope when there are no profiles', async () => {
+    const backend = createFakeBackend(makeEmptyState());
+    renderFeed(backend);
+    renderWithApp(<FeedScreen onNavigate={vi.fn()} />);
+
+    const myNotesButton = await screen.findByRole('button', { name: /My notes/i });
+    expect(myNotesButton).toBeDisabled();
+  });
 });
diff --git a/frontend/src/test/fakeBackend.ts b/frontend/src/test/fakeBackend.ts
index 77fcd42..5850434 100644
--- a/frontend/src/test/fakeBackend.ts
+++ b/frontend/src/test/fakeBackend.ts
@@ -43,6 +43,8 @@ export interface FakeBackend {
   feedItems: FeedItem[];
   /** Notes returned by `feed_get` with `contacts_only: true`. */
   contactFeedItems: FeedItem[];
+  /** Notes returned by `feed_get` with an `author` filter. */
+  profileFeedItems: FeedItem[];
 }
 
 export function createFakeBackend(initial?: AppState): FakeBackend {
@@ -126,6 +128,17 @@ export function createFakeBackend(initial?: AppState): FakeBackend {
         relays: ['wss://relay.damus.io'],
       },
     ],
+    /** Notes returned by `feed_get` with an `author` filter. */
+    profileFeedItems: [
+      {
+        id: 'note1dddddddddddddddddddddddddddddddddddddddddddddddd',
+        author: '7f8b9a0c1d2e3f405162738495a6b7c8d9e0f1a2b3c4d5e6f708192a3b4c5d6e7f',
+        author_npub: ALICE,
+        content: 'A note from my own profile.',
+        created_at: 1700000400,
+        relays: ['wss://relay.damus.io'],
+      },
+    ],
   };
 
   async function dispatch(method: string, params: Record<string, unknown>): Promise<unknown> {
@@ -234,6 +247,12 @@ export function createFakeBackend(initial?: AppState): FakeBackend {
       }
 
       case 'feed_get': {
+        const author = typeof params.author === 'string' ? params.author : null;
+        if (author) {
+          return backend.profileFeedItems.filter(
+            (item) => item.author_npub === author || item.author === author,
+          );
+        }
         const contactsOnly = Boolean(params.contacts_only);
         if (contactsOnly) {
           if (!state.active_profile) {
diff --git a/src/feed.rs b/src/feed.rs
index 19258f2..dd1fcb6 100644
--- a/src/feed.rs
+++ b/src/feed.rs
@@ -77,6 +77,19 @@ pub async fn contact_feed(
     aggregate_for(settings, limit, Some(contacts)).await
 }
 
+/// Only notes authored by one account (npub or hex).
+///
+/// Used by the feed screen's "My notes" scope so the user can read just the
+/// posts of one of their own profiles.
+pub async fn profile_feed(
+    settings: &Settings,
+    limit: usize,
+    author: &str,
+) -> Result<Vec<FeedItem>, AppError> {
+    let pubkey = owner_pubkey(author)?;
+    aggregate_for(settings, limit, Some(vec![pubkey])).await
+}
+
 /// Fetch the hex public keys followed by an owner profile (kind 3 contact list).
 async fn contact_pubkeys(settings: &Settings, owner_hex: &str) -> Result<Vec<PublicKey>, AppError> {
     let owner = owner_pubkey(owner_hex)?;
@@ -397,6 +410,30 @@ mod tests {
         assert!(feed.is_empty());
     }
 
+    #[tokio::test]
+    async fn profile_feed_with_no_relays_is_empty() {
+        let settings = Settings {
+            relays: Vec::new(),
+            ..Default::default()
+        };
+        let feed = profile_feed(&settings, DEFAULT_LIMIT, "00".repeat(32).as_str())
+            .await
+            .unwrap();
+        assert!(feed.is_empty());
+    }
+
+    #[tokio::test]
+    async fn profile_feed_with_invalid_author_errors() {
+        let settings = Settings {
+            relays: Vec::new(),
+            ..Default::default()
+        };
+        let err = profile_feed(&settings, DEFAULT_LIMIT, "not-a-key")
+            .await
+            .expect_err("an invalid author must error");
+        assert_eq!(err.kind(), crate::errors::ErrorKind::Internal);
+    }
+
     #[tokio::test]
     async fn contact_feed_with_invalid_owner_errors() {
         let settings = Settings {
diff --git a/src/ipc.rs b/src/ipc.rs
index 823eabc..ccb4ca8 100644
--- a/src/ipc.rs
+++ b/src/ipc.rs
@@ -69,9 +69,13 @@ pub enum Request {
     FeedGet {
         /// Optional cap on how many notes to return; leave `None` for the default.
         limit: Option<usize>,
-        /// When true, only return notes authored by the active profile's
-        /// contacts. When no active profile is selected the request errors.
+        /// When true (and no `author` is given), only return notes authored by
+        /// the active profile's contacts. When no active profile is selected
+        /// the request errors.
         contacts_only: Option<bool>,
+        /// When set (npub or hex), only return notes authored by that account.
+        /// Takes precedence over `contacts_only`.
+        author: Option<String>,
     },
     RelayAdd {
         url: String,
@@ -311,14 +315,23 @@ async fn run(
         Request::FeedGet {
             limit,
             contacts_only,
+            author,
         } => {
             let limit = limit.unwrap_or(feed::DEFAULT_LIMIT);
             let contacts_only = contacts_only.unwrap_or(false);
+            // Resolve the requested author outside any lock: parsing a key is
+            // pure and must not queue behind vault mutations.
+            let author_hex = match author.as_deref().map(str::trim).filter(|s| !s.is_empty()) {
+                Some(raw) => Some(feed::owner_pubkey(raw)?.to_hex()),
+                None => None,
+            };
             // Copy the inputs out of shared state under a short lock so the
             // multi-second relay fetches below never block a Select or save.
             let (settings, owner_hex) = {
                 let guard = app.lock().await;
-                let owner_hex = if contacts_only {
+                let owner_hex = if author_hex.is_some() {
+                    None
+                } else if contacts_only {
                     let npub = guard
                         .vault
                         .active_profile
@@ -330,9 +343,12 @@ async fn run(
                 };
                 (guard.settings.clone(), owner_hex)
             };
-            let items = match owner_hex {
-                Some(hex) => feed::contact_feed(&settings, limit, &hex).await?,
-                None => feed::aggregate_feed(&settings, limit).await?,
+            let items = if let Some(hex) = author_hex {
+                feed::profile_feed(&settings, limit, &hex).await?
+            } else if let Some(hex) = owner_hex {
+                feed::contact_feed(&settings, limit, &hex).await?
+            } else {
+                feed::aggregate_feed(&settings, limit).await?
             };
             Ok(json!(items))
         }