Deduplicate page history

spotify_player/src/state/model.rs

@@ -224,7 +224,7 @@ pub struct PlaylistFolderNode {
     pub children: Vec<PlaylistFolderNode>,
 }
 
-#[derive(Clone, Debug)]
+#[derive(Clone, Debug, PartialEq)]
 /// A Spotify category
 pub struct Category {
     pub id: String,

spotify_player/src/state/ui/mod.rs

@@ -61,8 +61,13 @@ impl UIState {
     }
 
     pub fn new_page(&mut self, page: PageState) {
-        self.history.push(page);
         self.popup = None;
+        if let Some(current_page) = self.history.last() {
+            if &page == current_page {
+                return;
+            }
+        }
+        self.history.push(page);
     }
 
     /// Return whether there exists a focused popup.

spotify_player/src/state/ui/page.rs

@@ -4,7 +4,7 @@ use crate::{
 };
 use ratatui::widgets::{ListState, TableState};
 
-#[derive(Clone, Debug)]
+#[derive(Clone, Debug, PartialEq)]
 pub enum PageState {
     Library {
         state: LibraryPageUIState,
@@ -50,7 +50,7 @@ pub enum PageType {
     Logs,
 }
 
-#[derive(Clone, Debug)]
+#[derive(Clone, Debug, PartialEq)]
 pub struct LibraryPageUIState {
     pub playlist_list: ListState,
     pub saved_album_list: ListState,
@@ -59,7 +59,7 @@ pub struct LibraryPageUIState {
     pub playlist_folder_id: usize,
 }
 
-#[derive(Clone, Debug)]
+#[derive(Clone, Debug, PartialEq)]
 pub struct SearchPageUIState {
     pub track_list: ListState,
     pub album_list: ListState,
@@ -70,13 +70,13 @@ pub struct SearchPageUIState {
     pub focus: SearchFocusState,
 }
 
-#[derive(Clone, Debug)]
+#[derive(Clone, Debug, PartialEq)]
 pub enum ContextPageType {
     CurrentPlaying,
     Browsing(ContextId),
 }
 
-#[derive(Clone, Debug)]
+#[derive(Clone, Debug, PartialEq)]
 pub enum ContextPageUIState {
     Playlist {
         track_table: TableState,
@@ -123,7 +123,7 @@ pub enum SearchFocusState {
     Episodes,
 }
 
-#[derive(Clone, Debug)]
+#[derive(Clone, Debug, PartialEq)]
 pub enum BrowsePageUIState {
     CategoryList {
         state: ListState,

spotify_player/src/ui/single_line_input.rs

@@ -4,7 +4,7 @@ use ratatui::widgets::Widget;
 use super::{Line, Modifier, Paragraph, Span, Style};
 use crate::key::Key;
 
-#[derive(Debug, Clone)]
+#[derive(Debug, Clone, PartialEq)]
 pub struct LineInput {
     // This is less space-efficient than String, but it's easier to work with text manipulation at the
     // cursor. Otherwise, you have to shuffle back and forth between String and String::chars().