Fixing partial adding bug

src/lang.rs

@@ -655,7 +655,7 @@ impl CardSetSettings {
             count: None,
             worst_words_list: None,
             open_mode: OrderMode::Default,
-            append_mode: AppendMode::Full,
+            append_mode: AppendMode::Manual,
         }
     }
 
@@ -719,29 +719,4 @@ impl CardSetSettings {
     pub fn require_speech(&self) -> bool {
         self.forward == "speech" || self.backward == "speech"
     }
-
-    pub(crate) fn update_worst_words(&mut self, state: &AppState) {
-        if self.worst_words_list.is_some() {
-            return;
-        }
-
-        let connection = &state.connection;
-        let mut stats = load_stats_of_set(self, connection);
-        stats.sort_by_key(|s| s.calculated_score() as i32);
-        let avg = stats.iter().map(|s| s.calculated_score()).sum::<f32>() / stats.len() as f32;
-        let avg = avg * 0.7;
-        let bad: Vec<WordData> = stats
-            .iter()
-            .take_while(|word| word.calculated_score() < avg)
-            .map(|stat| {
-                state.dictionary[state
-                    .dictionary
-                    .binary_search_by_key(&stat.word_id, |x| x.id)
-                    .unwrap()]
-                .clone()
-            })
-            .collect();
-
-        self.worst_words_list = Some(bad.clone());
-    }
 }