Rename and clear bad code

src/repetition_settings.rs

@@ -1,6 +1,6 @@
 use crate::AppState;
 use crate::data_provider::card_sets::{delete_set, update_card_set};
-use crate::lang::CardSetSettings;
+use crate::lang::DeckSettings;
 use crate::navigation::Page::PreviousPage;
 use crate::navigation::{NavigatedPage, Page, RootMessage};
 use crate::repetition_settings::RepetitionSettingsMessage::*;
@@ -14,7 +14,7 @@ use std::sync::{Arc, Mutex};
 use std::time::Duration;
 
 pub struct RepetitionSettingsState {
-    set: CardSetSettings,
+    set: DeckSettings,
     index: usize,
     state: Arc<Mutex<AppState>>,
     real_delete: bool,
@@ -37,7 +37,7 @@ impl RepetitionSettingsState {
 }
 
 impl NavigatedPage<RepetitionSettingsMessage> for RepetitionSettingsState {
-    fn navigate(&self, message: &RepetitionSettingsMessage) -> Option<Page> {
+    fn navigate(&mut self, message: &RepetitionSettingsMessage) -> Option<Page> {
         if let Back = message {
             Some(PreviousPage)
         } else {
@@ -149,7 +149,7 @@ impl NavigatedPage<RepetitionSettingsMessage> for RepetitionSettingsState {
 }
 
 impl RepetitionSettingsState {
-    fn count_view(&self, set: &CardSetSettings) -> Element<'_, RepetitionSettingsMessage> {
+    fn count_view(&self, set: &DeckSettings) -> Element<'_, RepetitionSettingsMessage> {
         if let Some(count) = set.count {
             return text!("Количество слов: {}", count).into();
         }