Migrate to parking_lot

src/repetition_settings.rs

@@ -11,9 +11,11 @@ use iced::widget::{button, column, row, scrollable, space, text, text_input};
 use iced::{Element, Task};
 use iced_core::Length::Fill;
 use iced_core::{Padding, Theme, color};
-use std::sync::{Arc, Mutex};
+use std::sync::Arc;
+use parking_lot::Mutex;
 use std::time::Duration;
 
+
 pub struct RepetitionSettingsState {
     set: DeckSettings,
     index: usize,
@@ -23,10 +25,10 @@ pub struct RepetitionSettingsState {
 }
 
 impl RepetitionSettingsState {
-    pub(crate) fn new(index: usize, p1: Arc<Mutex<AppState>>) -> RepetitionSettingsState {
+    pub(crate) fn new(index: usize, state: Arc<Mutex<AppState>>) -> RepetitionSettingsState {
         let set;
         {
-            let local_state = p1.lock().unwrap();
+            let local_state = state.lock();
             set = local_state.decks[index].clone();
         }
         let filter_state = set.check_filter();
@@ -34,7 +36,7 @@ impl RepetitionSettingsState {
         RepetitionSettingsState {
             index,
             set,
-            state: p1,
+            state,
             real_delete: false,
             correct_filter: filter_state,
         }
@@ -55,7 +57,7 @@ impl NavigatedPage<RepetitionSettingsMessage> for RepetitionSettingsState {
         match message {
             Back => {}
             Save => {
-                let mut state = self.state.lock().unwrap();
+                let mut state = self.state.lock();
                 update_deck(&mut self.set, &state.connection);
                 state.decks[self.index] = self.set.clone();
             }
@@ -73,7 +75,7 @@ impl NavigatedPage<RepetitionSettingsMessage> for RepetitionSettingsState {
                 self.correct_filter = self.set.check_filter();
             }
             TryFilter => {
-                let state = self.state.lock().unwrap();
+                let state = self.state.lock();
                 let count = self.set.get_word_list(&state).len();
                 self.set.count = Some(count);
             }
@@ -85,7 +87,7 @@ impl NavigatedPage<RepetitionSettingsMessage> for RepetitionSettingsState {
                         RootMessage::RepetitionSettings(RevertDeleteSet)
                     });
                 }
-                let mut state = self.state.lock().unwrap();
+                let mut state = self.state.lock();
                 delete_set(&self.set, &state.connection);
                 state.decks.remove(self.index);
                 return Task::done(RootMessage::RepetitionSettings(Back));