Add hover-revealed delete button to script sidebar rows, routed through the confirm-delete modal.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

crates/bds-ui/src/app.rs

@@ -380,6 +380,8 @@ pub enum Message {
     CreateScript,
     CreateTemplate,
     CreateImport,
+    /// Per sidebar_views.allium ScriptListItemEntry: row-level delete affordance.
+    ScriptDeleteRequested(String),
 
     // Conversational AI
     ChatCreate,
@@ -1385,6 +1387,9 @@ impl BdsApp {
             Message::CreateScript => self.create_sidebar_script(),
             Message::CreateTemplate => self.create_sidebar_template(),
             Message::CreateImport => self.create_sidebar_import(),
+            Message::ScriptDeleteRequested(script_id) => {
+                self.show_script_delete_confirmation(&script_id)
+            }
             Message::ChatCreate => self.create_chat_conversation(),
             Message::ChatRenameInputChanged(value) => {
                 if let Some(state) = self.active_chat_state_mut() {
@@ -7055,6 +7060,25 @@ impl BdsApp {
         }))
     }
 
+    /// Per editor_script.allium ScriptDeleteAction / action_patterns.allium
+    /// confirmation_assignments: script_delete uses the confirm-delete modal
+    /// showing the script title with no reference list.
+    fn show_script_delete_confirmation(&mut self, script_id: &str) -> Task<Message> {
+        let Some(db) = &self.db else {
+            return Task::none();
+        };
+        let Ok(script) = bds_core::db::queries::script::get_script_by_id(db.conn(), script_id)
+        else {
+            return Task::none();
+        };
+        self.active_modal = Some(modal::ModalState::ConfirmDelete {
+            entity_name: script.title,
+            references: Vec::new(),
+            on_confirm: modal::ConfirmAction::DeleteScript(script_id.to_string()),
+        });
+        Task::none()
+    }
+
     fn delete_script_editor(&mut self, script_id: &str) -> Task<Message> {
         let Some(db) = &self.db else {
             return Task::none();
@@ -12529,6 +12553,72 @@ mod tests {
         assert!(!app.script_editors.contains_key(&script_id));
     }
 
+    /// sidebar_views.allium ScriptListItemEntry provides
+    /// ScriptDeleteRequested(item.script_id): deleting from the sidebar row
+    /// routes through the same confirm modal as the editor delete button and
+    /// works without an open editor tab.
+    #[test]
+    fn sidebar_script_delete_requires_confirmation_and_works_without_open_tab() {
+        let (db, project, tmp) = setup();
+        let mut app = make_app(db, project, &tmp);
+        let _ = app.update(Message::CreateScript);
+        let script_id = app.sidebar_scripts[0].id.clone();
+
+        // Close the editor tab: the sidebar row must not depend on one.
+        let _ = app.update(Message::CloseTab(script_id.clone()));
+        assert!(!app.tabs.iter().any(|tab| tab.id == script_id));
+
+        // Requesting deletion only opens the confirm modal; nothing is deleted.
+        let _ = app.update(Message::ScriptDeleteRequested(script_id.clone()));
+        assert!(matches!(
+            app.active_modal,
+            Some(modal::ModalState::ConfirmDelete { .. })
+        ));
+        assert!(
+            bds_core::db::queries::script::get_script_by_id(
+                app.db.as_ref().unwrap().conn(),
+                &script_id
+            )
+            .is_ok()
+        );
+
+        let _ = app.update(Message::ConfirmModal(modal::ConfirmAction::DeleteScript(
+            script_id.clone(),
+        )));
+        assert!(
+            bds_core::db::queries::script::get_script_by_id(
+                app.db.as_ref().unwrap().conn(),
+                &script_id
+            )
+            .is_err()
+        );
+        assert!(!app.script_editors.contains_key(&script_id));
+    }
+
+    /// editor_script.allium ScriptDeleteAction: the confirm modal shows the
+    /// script title with no reference list.
+    #[test]
+    fn sidebar_script_delete_confirmation_shows_script_title() {
+        let (db, project, tmp) = setup();
+        let mut app = make_app(db, project, &tmp);
+        let _ = app.update(Message::CreateScript);
+        let script = app.sidebar_scripts[0].clone();
+
+        let _ = app.update(Message::ScriptDeleteRequested(script.id.clone()));
+        match app.active_modal {
+            Some(modal::ModalState::ConfirmDelete {
+                ref entity_name,
+                ref references,
+                on_confirm: modal::ConfirmAction::DeleteScript(ref id),
+            }) => {
+                assert_eq!(entity_name, &script.title);
+                assert!(references.is_empty());
+                assert_eq!(id, &script.id);
+            }
+            ref other => panic!("expected ConfirmDelete modal, got {other:?}"),
+        }
+    }
+
     #[test]
     fn rebuild_completion_refreshes_project_metadata_in_settings() {
         let (db, project, tmp) = setup();

crates/bds-ui/src/views/sidebar.rs

@@ -269,6 +269,24 @@ fn clear_filters_style(_theme: &Theme, status: button::Status) -> button::Style
     }
 }
 
+/// Row delete button (×) revealed on row hover; turns red on button hover.
+/// Per sidebar_views.allium ScriptListItemEntry RowLayout.
+fn row_delete_style(_theme: &Theme, status: button::Status) -> button::Style {
+    let text_color = match status {
+        button::Status::Hovered | button::Status::Pressed => Color::from_rgb(0.90, 0.30, 0.30),
+        _ => Color::from_rgb(0.60, 0.60, 0.65),
+    };
+    button::Style {
+        background: Some(Background::Color(Color::from_rgb(0.20, 0.20, 0.25))),
+        text_color,
+        border: Border {
+            radius: 4.0.into(),
+            ..Border::default()
+        },
+        ..button::Style::default()
+    }
+}
+
 /// Month name abbreviation for calendar display.
 fn month_abbr(month: u32) -> &'static str {
     match month {
@@ -981,7 +999,8 @@ pub fn view(
                     .iter()
                     .map(|s| {
                         let is_active = active_tab == Some(s.id.as_str());
-                        let text_px = width - SIDEBAR_TEXT_OVERHEAD_PX;
+                        // Reserve room on the right for the hover-revealed delete button.
+                        let text_px = width - SIDEBAR_TEXT_OVERHEAD_PX - 20.0;
                         let display_title = truncate_to_fit(&s.title, text_px);
                         let label_text = text(display_title.clone())
                             .size(12)
@@ -992,6 +1011,7 @@ pub fn view(
                         } else {
                             item_style
                         };
+                        let open_button =
                             button(container(label_text).width(Length::Fill).clip(true))
                                 .on_press(Message::OpenTab(Tab {
                                     id: s.id.clone(),
@@ -1002,8 +1022,26 @@ pub fn view(
                                 }))
                                 .padding([5, 8])
                                 .width(Length::Fill)
-                            .style(style_fn)
+                                .style(style_fn);
-                            .into()
+                        // sidebar_views.allium ScriptListItemEntry: delete button (x),
+                        // visible only on row hover, routed through the confirm modal.
+                        let delete_button = button(
+                            text("\u{2715}") // ✕
+                                .size(11)
+                                .shaping(Shaping::Advanced),
+                        )
+                        .on_press(Message::ScriptDeleteRequested(s.id.clone()))
+                        .padding([2, 6])
+                        .style(row_delete_style);
+                        iced::widget::hover(
+                            open_button,
+                            container(delete_button)
+                                .width(Length::Fill)
+                                .height(Length::Fill)
+                                .align_x(iced::alignment::Horizontal::Right)
+                                .align_y(iced::alignment::Vertical::Center)
+                                .padding([0, 4]),
+                        )
                     })
                     .collect();
                 iced::widget::Column::with_children(items).spacing(1).into()