Navigated back handing base

src/dictionary.rs

@@ -99,6 +99,9 @@ impl NavigatedPage<DictionaryMessage> for DictionaryState {
         }
         None
     }
+
+    fn navigated(&mut self) {
+    }
 }
 
 impl DictionaryState {

src/dictionary_test.rs

@@ -41,6 +41,9 @@ impl NavigatedPage<DictionaryQuizMessage> for DictionaryQuizState {
             _ => None,
         }
     }
+
+    fn navigated(&mut self) {
+    }
 }
 
 impl DictionaryQuizState {

src/history.rs

@@ -23,6 +23,8 @@ impl NavigatedPage<HistoryMessage> for HistoryState {
             Back => Some(Page::PreviousPage),
         }
     }
+    fn navigated(&mut self) {
+    }
 }
 
 impl HistoryState {

src/navigation.rs

@@ -214,6 +214,7 @@ macro_rules! message_navigation {
 
 pub trait NavigatedPage<T> {
     fn navigate(&self, message: &T) -> Option<Page>;
+    fn navigated(&mut self);
 }
 
 pub trait KeyPressedPage {

src/quiz.rs

@@ -27,6 +27,9 @@ impl NavigatedPage<QuizMessage> for QuizState {
             None
         }
     }
+
+    fn navigated(&mut self) {
+    }
 }
 
 impl QuizState {

src/randomizer.rs

@@ -26,6 +26,9 @@ impl NavigatedPage<RandomizerMessage> for RandomizerState {
         }
         None
     }
+
+    fn navigated(&mut self) {
+    }
 }
 
 impl Default for RandomizerState {

src/repetition.rs

@@ -36,6 +36,9 @@ impl NavigatedPage<RepetitionMessage> for RepetitionState {
             None
         }
     }
+
+    fn navigated(&mut self) {
+    }
 }
 
 impl RepetitionState {

src/repetition_settings.rs

@@ -44,6 +44,9 @@ impl NavigatedPage<RepetitionSettingsMessage> for RepetitionSettingsState {
             None
         }
     }
+
+    fn navigated(&mut self) {
+    }
 }
 
 impl RepetitionSettingsState {

src/repetitions.rs

@@ -58,6 +58,10 @@ impl NavigatedPage<RepetitionsMessage> for RepetitionsState {
             None
         }
     }
+
+    fn navigated(&mut self) {
+        self.selected_set = None;
+    }
 }
 
 impl RepetitionsState {
@@ -273,9 +277,12 @@ impl RepetitionsState {
 
         if let Some(history) = history {
             for (date, activity) in history {
-                let distance = *date - now;
+                let distance = now - *date;
                 let index = counts.len() as i64 - distance.num_days() - 1;
 
+                if index == 210 {
+                    println!("invalid index")
+                }
                 if index < 0 {
                     continue;
                 }

src/selector.rs

@@ -61,6 +61,9 @@ impl NavigatedPage<SelectorMessage> for SelectorState {
         }
         None
     }
+
+    fn navigated(&mut self) {
+    }
 }
 
 impl SelectorState {

src/sync.rs

@@ -48,6 +48,9 @@ impl NavigatedPage<SyncMessage> for SyncState {
             None
         }
     }
+
+    fn navigated(&mut self) {
+    }
 }
 
 impl SyncState {

src/word.rs

@@ -25,6 +25,9 @@ impl NavigatedPage<WordMessage> for WordState {
             None
         }
     }
+
+    fn navigated(&mut self) {
+    }
 }
 
 impl WordState {

src/writing.rs

@@ -26,6 +26,9 @@ impl NavigatedPage<WritingMessage> for WritingState {
             None
         }
     }
+
+    fn navigated(&mut self) {
+    }
 }
 
 impl WritingState {