Initial commit

src/app.rs

@@ -0,0 +1,61 @@
+use crossterm::event;
+use crossterm::event::{Event, KeyCode, KeyEvent, KeyEventKind};
+use ratatui::{DefaultTerminal, Frame};
+use ratatui::style::Stylize;
+use ratatui::widgets::{Block, Paragraph};
+use ratatui::text::Line;
+#[derive(Debug, Default)]
+pub struct App {
+    running: bool,
+}
+
+impl App {
+    pub fn new() -> Self {
+        Self::default()
+    }
+
+    pub fn run(mut self, mut terminal: DefaultTerminal) -> color_eyre::Result<()> {
+        self.running = true;
+        while self.running {
+            terminal.draw(|frame| self.render(frame))?;
+            self.handle_input_events()?;
+        }
+        Ok(())
+    }
+
+    fn render(&mut self, frame: &mut Frame) {
+        let title = Line::from("Gal Time Tracker")
+            .bold()
+            .blue()
+            .centered();
+        let text = "Press `q` to stop running.";
+        frame.render_widget(
+            Paragraph::new(text)
+                .block(Block::bordered().title(title))
+                .centered(),
+            frame.area(),
+        )
+    }
+
+    fn handle_input_events(&mut self) -> color_eyre::Result<()> {
+        match event::read()? {
+            // it's important to check KeyEventKind::Press to avoid handling key release events
+            Event::Key(key) if key.kind == KeyEventKind::Press => self.on_key_event(key),
+            Event::Mouse(_) => {}
+            Event::Resize(_, _) => {}
+            _ => {}
+        }
+        Ok(())
+    }
+
+    fn on_key_event(&mut self, key: KeyEvent) {
+        match (key.modifiers, key.code) {
+            (_, KeyCode::Char('q')) => self.quit(),
+            _ => {}
+        }
+    }
+
+    fn quit(&mut self) {
+        self.running = false;
+    }
+}