note: don't allow nested note previews

Signed-off-by: William Casarin <jb55@jb55.com>

src/ui/note/contents.rs

@@ -1,3 +1,4 @@
+use crate::ui::note::NoteOptions;
 use crate::{colors, ui, Damus};
 use egui::{Color32, Hyperlink, Image, RichText};
 use nostrdb::{BlockType, Mention, Note, NoteKey, Transaction};
@@ -8,6 +9,7 @@ pub struct NoteContents<'a> {
     txn: &'a Transaction,
     note: &'a Note<'a>,
     note_key: NoteKey,
+    options: NoteOptions,
 }
 
 impl<'a> NoteContents<'a> {
@@ -16,19 +18,29 @@ impl<'a> NoteContents<'a> {
         txn: &'a Transaction,
         note: &'a Note,
         note_key: NoteKey,
+        options: ui::note::NoteOptions,
     ) -> Self {
         NoteContents {
             damus,
             txn,
             note,
             note_key,
+            options,
         }
     }
 }
 
 impl egui::Widget for NoteContents<'_> {
     fn ui(self, ui: &mut egui::Ui) -> egui::Response {
-        render_note_contents(ui, self.damus, self.txn, self.note, self.note_key).response
+        render_note_contents(
+            ui,
+            self.damus,
+            self.txn,
+            self.note,
+            self.note_key,
+            self.options,
+        )
+        .response
     }
 }
 
@@ -62,7 +74,11 @@ fn render_note_preview(
             */
     };
 
-    ui.add(ui::Note::new(app, &note).actionbar(false))
+    ui.add(
+        ui::Note::new(app, &note)
+            .actionbar(false)
+            .note_previews(false),
+    )
 }
 
 fn render_note_contents(
@@ -71,6 +87,7 @@ fn render_note_contents(
     txn: &Transaction,
     note: &Note,
     note_key: NoteKey,
+    options: NoteOptions,
 ) -> egui::InnerResponse<()> {
     #[cfg(feature = "profiling")]
     puffin::profile_function!();
@@ -105,11 +122,11 @@ fn render_note_contents(
                         }
                     }
 
-                    Mention::Note(note) => {
+                    Mention::Note(note) if options.has_note_previews() => {
                         inline_note = Some((note.id(), block.as_str()));
                     }
 
-                    Mention::Event(note) => {
+                    Mention::Event(note) if options.has_note_previews() => {
                         inline_note = Some((note.id(), block.as_str()));
                     }
 

src/ui/note/mod.rs

@@ -1,24 +1,16 @@
 pub mod contents;
+pub mod options;
+
 pub use contents::NoteContents;
+pub use options::NoteOptions;
 
 use crate::{ui, Damus};
-use bitflags::bitflags;
 use egui::{Color32, Label, RichText, Sense, TextureHandle, Vec2};
 
-bitflags! {
-    // Attributes can be applied to flags types
-    #[repr(transparent)]
-    #[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)]
-    pub struct NoteFlags: u32 {
-        const actionbar     = 0b00000001;
-        const note_previews = 0b00000010;
-    }
-}
-
 pub struct Note<'a> {
     app: &'a mut Damus,
     note: &'a nostrdb::Note<'a>,
-    flags: NoteFlags,
+    flags: NoteOptions,
 }
 
 impl<'a> egui::Widget for Note<'a> {
@@ -33,24 +25,28 @@ impl<'a> egui::Widget for Note<'a> {
 
 impl<'a> Note<'a> {
     pub fn new(app: &'a mut Damus, note: &'a nostrdb::Note<'a>) -> Self {
-        let flags = NoteFlags::actionbar;
+        let flags = NoteOptions::actionbar | NoteOptions::note_previews;
         Note { app, note, flags }
     }
 
-    #[inline]
+    pub fn actionbar(mut self, enable: bool) -> Self {
-    pub fn has_actionbar(&self) -> bool {
+        self.options_mut().set_actionbar(enable);
-        (self.flags & NoteFlags::actionbar) == NoteFlags::actionbar
+        self
     }
 
-    pub fn actionbar(mut self, enable: bool) -> Self {
+    pub fn note_previews(mut self, enable: bool) -> Self {
-        if enable {
+        self.options_mut().set_note_previews(enable);
-            self.flags = self.flags | NoteFlags::actionbar;
-        } else {
-            self.flags = self.flags & !NoteFlags::actionbar;
-        }
         self
     }
 
+    pub fn options(&self) -> NoteOptions {
+        self.flags
+    }
+
+    pub fn options_mut(&mut self) -> &mut NoteOptions {
+        &mut self.flags
+    }
+
     fn textmode_ui(self, ui: &mut egui::Ui) -> egui::Response {
         let note_key = self.note.key().expect("todo: implement non-db notes");
         let txn = self.note.txn().expect("todo: implement non-db notes");
@@ -80,7 +76,9 @@ impl<'a> Note<'a> {
                     )
                 });
 
-                ui.add(NoteContents::new(self.app, txn, self.note, note_key));
+                ui.add(NoteContents::new(
+                    self.app, txn, self.note, note_key, self.flags,
+                ));
             });
         })
         .response
@@ -130,9 +128,15 @@ impl<'a> Note<'a> {
                         render_reltime(ui, note_cache, true);
                     });
 
-                    ui.add(NoteContents::new(self.app, txn, self.note, note_key));
+                    ui.add(NoteContents::new(
+                        self.app,
+                        txn,
+                        self.note,
+                        note_key,
+                        self.options(),
+                    ));
 
-                    if self.has_actionbar() {
+                    if self.options().has_actionbar() {
                         render_note_actionbar(ui);
                     }
 

src/ui/note/options.rs

@@ -0,0 +1,41 @@
+use bitflags::bitflags;
+
+bitflags! {
+    // Attributes can be applied to flags types
+    #[repr(transparent)]
+    #[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)]
+    pub struct NoteOptions: u32 {
+        const actionbar     = 0b00000001;
+        const note_previews = 0b00000010;
+    }
+}
+
+impl NoteOptions {
+    #[inline]
+    pub fn has_actionbar(self) -> bool {
+        (self & NoteOptions::actionbar) == NoteOptions::actionbar
+    }
+
+    #[inline]
+    pub fn has_note_previews(self) -> bool {
+        (self & NoteOptions::note_previews) == NoteOptions::note_previews
+    }
+
+    #[inline]
+    pub fn set_note_previews(&mut self, enable: bool) {
+        if enable {
+            *self = *self | NoteOptions::note_previews;
+        } else {
+            *self = *self & !NoteOptions::note_previews;
+        }
+    }
+
+    #[inline]
+    pub fn set_actionbar(&mut self, enable: bool) {
+        if enable {
+            *self = *self | NoteOptions::actionbar;
+        } else {
+            *self = *self & !NoteOptions::actionbar;
+        }
+    }
+}