Code cleanup

src/core/deck.rs

@@ -33,7 +33,9 @@ impl DeckData {
             .map(|card_state| EntityHandle::from_id(card_state.word_id))
             .collect();
         let states = query.handles().collect::<Vec<EntityHandle<CardState>>>();
-        let fsrs = Fsrs(FsrsModule::new(Self::set_links(states.as_slice(), &states_repo).as_slice()));
+        let fsrs = Fsrs(FsrsModule::new(
+            Self::set_links(states.as_slice(), &states_repo).as_slice(),
+        ));
         drop(states_repo);
         Self {
             states,
@@ -61,7 +63,7 @@ impl DeckData {
         };
 
         self.current_word_index = Some(index);
-        (self.words[index].clone(), self.states[index].clone())
+        (self.words[index], self.states[index])
     }
 
     fn set_links<'a>(
@@ -108,7 +110,7 @@ impl DeckData {
                 timestamp: Utc::now(),
                 deck_id: self.settings.id,
                 word_id,
-                answer: status.clone(),
+                answer: status,
                 before: old_score,
                 after: new_score,
                 fsrs,