Fix some bugs in repo and repetitions page

src/pages/repetitions.rs

@@ -1,3 +1,4 @@
+use std::collections::BTreeMap;
 use crate::app::AppState;
 use crate::core::deck::DeckData;
 use crate::core::srs::{AppendMode, OrderMode};
@@ -32,7 +33,7 @@ use std::sync::Arc;
 #[derive(Clone)]
 pub struct RepetitionsState {
     selected_deck_handle: Option<EntityHandle<DeckSettings>>,
-    decks: HashMap<EntityHandle<DeckSettings>, DeckViewData>,
+    decks: BTreeMap<EntityHandle<DeckSettings>, DeckViewData>,
     state: AppState,
 }
 
@@ -70,7 +71,7 @@ impl NavigatedPage<RepetitionsMessage> for RepetitionsState {
             None
         } else if let GoToSettings = message {
             Some(RepetitionSettings(RepetitionSettingsState::new(
-                EntityHandle::from_id(self.selected_deck().unwrap().id),
+                self.selected_deck_handle.unwrap(),
                 self.state.clone(),
             )))
         } else {
@@ -245,7 +246,7 @@ impl RepetitionsState {
         }
     }
 
-    fn get_decks_from_state(state: &AppState) -> HashMap<EntityHandle<DeckSettings>, DeckViewData> {
+    fn get_decks_from_state(state: &AppState) -> BTreeMap<EntityHandle<DeckSettings>, DeckViewData> {
         state
             .decks
             .read()
@@ -266,7 +267,7 @@ impl RepetitionsState {
                     },
                 )
             })
-            .collect::<HashMap<_, _>>()
+            .collect::<BTreeMap<_, _>>()
     }
 }