mentions: open profile page when clicking a user mention

Fixes: https://github.com/damus-io/notedeck/issues/588
Changelog-Added: Clicking a mention now opens profile page
Signed-off-by: William Casarin <jb55@jb55.com>

crates/notedeck_columns/src/ui/mention.rs

@@ -1,4 +1,7 @@
+use crate::actionbar::NoteAction;
 use crate::ui;
+use egui::Sense;
+use enostr::Pubkey;
 use nostrdb::{Ndb, Transaction};
 use notedeck::ImageCache;
 
@@ -39,10 +42,8 @@ impl<'a> Mention<'a> {
         self.size = size;
         self
     }
-}
 
-impl egui::Widget for Mention<'_> {
-    fn ui(self, ui: &mut egui::Ui) -> egui::Response {
+    pub fn show(self, ui: &mut egui::Ui) -> egui::InnerResponse<Option<NoteAction>> {
         mention_ui(
             self.ndb,
             self.img_cache,
@@ -55,6 +56,12 @@ impl egui::Widget for Mention<'_> {
     }
 }
 
+impl egui::Widget for Mention<'_> {
+    fn ui(self, ui: &mut egui::Ui) -> egui::Response {
+        self.show(ui).response
+    }
+}
+
 fn mention_ui(
     ndb: &Ndb,
     img_cache: &mut ImageCache,
@@ -63,7 +70,7 @@ fn mention_ui(
     ui: &mut egui::Ui,
     size: f32,
     selectable: bool,
-) -> egui::Response {
+) -> egui::InnerResponse<Option<NoteAction>> {
     #[cfg(feature = "profiling")]
     puffin::profile_function!();
 
@@ -81,15 +88,27 @@ fn mention_ui(
 
         let resp = ui.add(
             egui::Label::new(egui::RichText::new(name).color(link_color).size(size))
+                .sense(Sense::click())
                 .selectable(selectable),
         );
 
+        let note_action = if resp.clicked() {
+            ui::show_pointer(ui);
+            Some(NoteAction::OpenProfile(Pubkey::new(*pk)))
+        } else if resp.hovered() {
+            ui::show_pointer(ui);
+            None
+        } else {
+            None
+        };
+
         if let Some(rec) = profile.as_ref() {
             resp.on_hover_ui_at_pointer(|ui| {
                 ui.set_max_width(300.0);
                 ui.add(ui::ProfilePreview::new(rec, img_cache));
             });
         }
+
+        note_action
     })
-    .response
 }

crates/notedeck_columns/src/ui/note/contents.rs

@@ -1,8 +1,10 @@
 use crate::actionbar::NoteAction;
 use crate::images::ImageType;
-use crate::ui;
-use crate::ui::note::{NoteOptions, NoteResponse};
-use crate::ui::ProfilePic;
+use crate::ui::{
+    self,
+    note::{NoteOptions, NoteResponse},
+    ProfilePic,
+};
 use egui::{Color32, Hyperlink, Image, RichText};
 use nostrdb::{BlockType, Mention, Ndb, Note, NoteKey, Transaction};
 use tracing::warn;
@@ -143,6 +145,7 @@ fn render_note_contents(
 
     let selectable = options.has_selectable_text();
     let mut images: Vec<String> = vec![];
+    let mut note_action: Option<NoteAction> = None;
     let mut inline_note: Option<(&[u8; 32], &str)> = None;
     let hide_media = options.has_hide_media();
     let link_color = ui.visuals().hyperlink_color;
@@ -162,11 +165,21 @@ fn render_note_contents(
             match block.blocktype() {
                 BlockType::MentionBech32 => match block.as_mention().unwrap() {
                     Mention::Profile(profile) => {
-                        ui.add(ui::Mention::new(ndb, img_cache, txn, profile.pubkey()));
+                        let act = ui::Mention::new(ndb, img_cache, txn, profile.pubkey())
+                            .show(ui)
+                            .inner;
+                        if act.is_some() {
+                            note_action = act;
+                        }
                     }
 
                     Mention::Pubkey(npub) => {
-                        ui.add(ui::Mention::new(ndb, img_cache, txn, npub.pubkey()));
+                        let act = ui::Mention::new(ndb, img_cache, txn, npub.pubkey())
+                            .show(ui)
+                            .inner;
+                        if act.is_some() {
+                            note_action = act;
+                        }
                     }
 
                     Mention::Note(note) if options.has_note_previews() => {
@@ -215,7 +228,7 @@ fn render_note_contents(
         }
     });
 
-    let note_action = if let Some((id, _block_str)) = inline_note {
+    let preview_note_action = if let Some((id, _block_str)) = inline_note {
         render_note_preview(ui, ndb, note_cache, img_cache, txn, id, note_key).action
     } else {
         None
@@ -228,6 +241,8 @@ fn render_note_contents(
         ui.add_space(2.0);
     }
 
+    let note_action = preview_note_action.or(note_action);
+
     NoteResponse::new(response.response).with_action(note_action)
 }