Start building an internally editable date field

fitnesstrax/app/src/components/date_field.rs

@@ -0,0 +1,75 @@
+/*
+Copyright 2024, Savanni D'Gerinel <savanni@luminescent-dreams.com>
+
+This file is part of FitnessTrax.
+
+FitnessTrax is free software: you can redistribute it and/or modify it under the terms of the GNU
+General Public License as published by the Free Software Foundation, either version 3 of the
+License, or (at your option) any later version.
+
+FitnessTrax is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without
+even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+General Public License for more details.
+
+You should have received a copy of the GNU General Public License along with FitnessTrax. If not, see <https://www.gnu.org/licenses/>.
+*/
+
+use crate::types::ParseError;
+use chrono::Datelike;
+use gtk::prelude::*;
+use std::{cell::RefCell, rc::Rc};
+
+#[derive(Clone)]
+pub struct DateField {
+    value: Rc<RefCell<chrono::NaiveDate>>,
+    buffer: gtk::TextBuffer,
+    widget: gtk::TextView,
+}
+
+impl DateField {
+    pub fn new(date: chrono::NaiveDate) -> Self {
+        let buffer = gtk::TextBuffer::new(None);
+        let tag = buffer.create_tag(
+            Some("placeholder"),
+            &[("foreground", &String::from("grey"))],
+        );
+
+        buffer.set_text("regular text placeholder text");
+        let (start, end) = buffer.bounds();
+        let mut placeholder_start = start.clone();
+        placeholder_start.forward_chars(13);
+
+        let placeholder_markup = buffer.tag_table().lookup("placeholder").unwrap();
+        buffer.apply_tag(&placeholder_markup, &placeholder_start, &end);
+
+        let widget = gtk::TextView::builder()
+            .buffer(&buffer)
+            .editable(true)
+            .can_focus(true)
+            .height_request(50)
+            .width_request(200)
+            .build();
+
+        let s = Self {
+            value: Rc::new(RefCell::new(date)),
+            buffer,
+            widget,
+        };
+
+        s.widget.buffer().connect_text_notify({
+            let s = s.clone();
+            move |buffer| s.on_update(buffer)
+        });
+
+        s
+    }
+
+    pub fn widget(&self) -> gtk::Widget {
+        self.widget.clone().upcast::<gtk::Widget>()
+    }
+
+    fn on_update(&self, buffer: &gtk::TextBuffer) {
+        let (start, end) = buffer.bounds();
+        println!("[on_update] {}", buffer.text(&start, &end, true));
+    }
+}

fitnesstrax/app/src/components/mod.rs

@@ -21,6 +21,9 @@ pub use action_group::ActionGroup;
 mod day;
 pub use day::{DayDetail, DayEdit, DaySummary};
 
+mod date_field;
+pub use date_field::DateField;
+
 mod singleton;
 pub use singleton::{Singleton, SingletonImpl};
 

fitnesstrax/app/src/views/historical_view.rs

@@ -15,7 +15,10 @@ You should have received a copy of the GNU General Public License along with Fit
 */
 
 use crate::{
-    app::App, components::DaySummary, types::DayInterval, view_models::DayDetailViewModel,
+    app::App,
+    components::{DateField, DaySummary},
+    types::DayInterval,
+    view_models::DayDetailViewModel,
 };
 
 use glib::Object;
@@ -106,6 +109,22 @@ impl HistoricalView {
 
         *s.imp().app.borrow_mut() = Some(app);
 
+        let date_row = gtk::Box::builder()
+            .orientation(gtk::Orientation::Horizontal)
+            .build();
+        date_row.append(&DateField::new(interval.start).widget());
+        date_row.append(&gtk::Label::new(Some("to")));
+        date_row.append(&DateField::new(interval.end).widget());
+
+        let quick_picker = gtk::Box::builder()
+            .orientation(gtk::Orientation::Horizontal)
+            .build();
+        quick_picker.append(&gtk::Button::builder().label("last week").build());
+        quick_picker.append(&gtk::Button::builder().label("last two weeks").build());
+        quick_picker.append(&gtk::Button::builder().label("last month").build());
+        quick_picker.append(&gtk::Button::builder().label("last six months").build());
+        quick_picker.append(&gtk::Button::builder().label("last year").build());
+
         let mut model = gio::ListStore::new::<Date>();
         model.extend(interval.days().map(Date::new));
         s.imp()
@@ -122,6 +141,8 @@ impl HistoricalView {
             }
         });
 
+        s.append(&date_row);
+        s.append(&quick_picker);
         s.append(&s.imp().list_view);
 
         s