DayDetailViewModel now ignores records and directly retrieves data from App

This is preparatory work. Having the view model directly retrieve data both adds a degree of symmetry (it both gets data from and sends data to the app) and makes it possible for the view model to refresh itself when needing to revert data or after saving data.

fitnesstrax/app/src/app_window.rs

@@ -136,20 +136,19 @@ impl AppWindow {
     fn show_historical_view(&self, records: Vec<Record<TraxRecord>>) {
         let view = View::Historical(HistoricalView::new(self.app.clone(), records, {
             let s = self.clone();
-            Rc::new(move |date, records| {
+            Rc::new(move |date, _records| {
+                let s = s.clone();
+                glib::spawn_future_local(async move {
                     let layout = gtk::Box::new(gtk::Orientation::Vertical, 0);
                     layout.append(&adw::HeaderBar::new());
-                // layout.append(&DayDetailView::new(date, records, s.app.clone()));
-                layout.append(&DayDetailView::new(DayDetailViewModel::new(
-                    date,
-                    records,
-                    s.app.clone(),
-                )));
+                    let view_model = DayDetailViewModel::new(date, s.app.clone()).await;
+                    layout.append(&DayDetailView::new(view_model));
                     let page = &adw::NavigationPage::builder()
                         .title(date.format("%Y-%m-%d").to_string())
                         .child(&layout)
                         .build();
                     s.navigation.push(page);
+                });
             })
         }));
         self.swap_main(view);

fitnesstrax/app/src/view_models/day_detail.rs

@@ -85,7 +85,9 @@ pub struct DayDetailViewModel {
 }
 
 impl DayDetailViewModel {
-    pub fn new(date: chrono::NaiveDate, records: Vec<Record<TraxRecord>>, app: App) -> Self {
+    pub async fn new(date: chrono::NaiveDate, app: App) -> Self {
+        let records = app.records(date, date).await.unwrap();
+
         let (weight_records, records): (Vec<Record<TraxRecord>>, Vec<Record<TraxRecord>>) =
             records.into_iter().partition(|r| r.data.is_weight());
         let (step_records, records): (Vec<Record<TraxRecord>>, Vec<Record<TraxRecord>>) =

fitnesstrax/app/src/views/historical_view.rs

@@ -59,6 +59,9 @@ impl ObjectSubclass for HistoricalViewPrivate {
         factory.connect_bind({
             let app = s.app.clone();
             move |_, list_item| {
+                let app = app.clone();
+                let list_item = list_item.clone();
+                glib::spawn_future_local(async move {
                     let records = list_item
                         .downcast_ref::<gtk::ListItem>()
                         .expect("should be a ListItem")
@@ -74,12 +77,10 @@ impl ObjectSubclass for HistoricalViewPrivate {
                         .expect("should be a DaySummary");
 
                     if let Some(app) = app.borrow().clone() {
-                    summary.set_data(DayDetailViewModel::new(
-                        records.date(),
-                        records.records(),
-                        app.clone(),
-                    ));
+                        let view_model = DayDetailViewModel::new(records.date(), app.clone()).await;
+                        summary.set_data(view_model);
                     }
+                });
             }
         });