diff --git a/fitnesstrax/app/src/app_window.rs b/fitnesstrax/app/src/app_window.rs
index d97017c..b59afa7 100644
--- a/fitnesstrax/app/src/app_window.rs
+++ b/fitnesstrax/app/src/app_window.rs
@@ -217,7 +217,24 @@ impl AppWindow {
                         Rc::new(move |date, records| {
                             let layout = gtk::Box::new(gtk::Orientation::Vertical, 0);
                             layout.append(&adw::HeaderBar::new());
-                            layout.append(&DayDetail::new(date, records));
+                            layout.append(&DayDetail::new(
+                                date,
+                                records,
+                                {
+                                    let app_tx = s.app_tx.clone();
+                                    move |record| {
+                                        let _ =
+                                            app_tx.send_blocking(AppInvocation::PutRecord(record));
+                                    }
+                                },
+                                {
+                                    let app_tx = s.app_tx.clone();
+                                    move |record| {
+                                        let _ = app_tx
+                                            .send_blocking(AppInvocation::UpdateRecord(record));
+                                    }
+                                },
+                            ));
                             let page = &adw::NavigationPage::builder()
                                 .title(date.format("%Y-%m-%d").to_string())
                                 .child(&layout)
diff --git a/fitnesstrax/app/src/components/day.rs b/fitnesstrax/app/src/components/day.rs
index 66364cb..6af77a1 100644
--- a/fitnesstrax/app/src/components/day.rs
+++ b/fitnesstrax/app/src/components/day.rs
@@ -133,7 +133,16 @@ glib::wrapper! {
 }
 
 impl DayDetail {
-    pub fn new(date: chrono::NaiveDate, records: Vec<Record<TraxRecord>>) -> Self {
+    pub fn new<SaveRecordFn, UpdateRecordFn>(
+        date: chrono::NaiveDate,
+        records: Vec<Record<TraxRecord>>,
+        on_save_record: SaveRecordFn,
+        on_update_record: UpdateRecordFn,
+    ) -> Self
+    where
+        SaveRecordFn: Fn(TraxRecord) + 'static,
+        UpdateRecordFn: Fn(Record<TraxRecord>) + 'static,
+    {
         let s: Self = Object::builder().build();
         s.set_orientation(gtk::Orientation::Vertical);
 
@@ -159,17 +168,14 @@ impl DayDetail {
         });
 
         let weight_view = match weight_record {
-            Some((id, record)) => WeightView::new(Some(record.clone()), move |weight| {
-                println!(
-                    "on_blur on the weight view. Need to record {:?}, {:?}",
-                    id, weight
-                );
+            Some((id, data)) => WeightView::new(Some(data.clone()), move |weight| {
+                on_update_record(Record {
+                    id: id.clone(),
+                    data: TraxRecord::Weight(Weight { date, weight }),
+                })
             }),
-            None => WeightView::new(None, |weight| {
-                println!(
-                    "on_blur on the weight view. Need to create a new record for {:?}",
-                    weight
-                );
+            None => WeightView::new(None, move |weight| {
+                on_save_record(TraxRecord::Weight(Weight { date, weight }));
             }),
         };
         s.append(&weight_view);
diff --git a/fitnesstrax/app/src/views/historical_view.rs b/fitnesstrax/app/src/views/historical_view.rs
index 4111127..938223d 100644
--- a/fitnesstrax/app/src/views/historical_view.rs
+++ b/fitnesstrax/app/src/views/historical_view.rs
@@ -155,6 +155,9 @@ impl DayRecords {
     }
 }
 
+// This isn't feeling quite right. DayRecords is a glib object, but I'm not sure that I want to
+// really be passing that around. It seems not generic enough. I feel like this whole grouped
+// records thing can be made more generic.
 struct GroupedRecords {
     interval: DayInterval,
     data: HashMap<NaiveDate, DayRecords>,
@@ -184,12 +187,6 @@ impl GroupedRecords {
     }
 
     fn items<'a>(&'a self) -> impl Iterator<Item = DayRecords> + 'a {
-        /*
-        GroupedRecordIterator {
-            interval: self.interval.clone(),
-            data: &self.data,
-        }
-        */
         self.interval.days().map(|date| {
             self.data
                 .get(&date)
@@ -199,21 +196,9 @@ impl GroupedRecords {
     }
 }
 
-/*
-struct GroupedRecordIterator<'a> {
-    interval: DayInterval,
-    data: &'a HashMap<NaiveDate, DayRecords>,
-}
-
-impl <'a> Iterator for GroupedRecordIterator<'a> {
-    type Item = &'a DayRecords;
-
-    fn next(&mut self) -> Option<&'a DayRecords> {
-
-    }
-}
-*/
-
+// This interval doesn't feel right, either. The idea that I have a specific interval type for just
+// NaiveDate is odd. This should be genericized, as should the iterator. Also, it shouldn't live
+// here, but in utilities.
 #[derive(Clone, Debug, PartialEq, Eq)]
 struct DayInterval {
     start: NaiveDate,