Fixing some code problems

src/lang.rs

@@ -452,7 +452,7 @@ impl DeckData {
             HistoryItem {
                 timestamp: Utc::now(),
                 word_id: word.word_id.into(),
-                mode: WordOpenMode::Easy,
+                mode: status,
                 before: old_score,
                 after: new_score,
             },