impl Trait(can run)

src/app.rs

@@ -0,0 +1,46 @@
+use std::io;
+
+use crossterm::event::{self, Event, KeyCode, KeyEvent, KeyEventKind};
+use ratatui::{DefaultTerminal, Frame};
+
+use crate::view::home::{self, Home};
+
+pub struct App {
+    running: bool,
+    view: Home,
+}
+
+impl Default for App {
+    fn default() -> Self {
+        App {
+            running: true,
+            view: Home::default(),
+        }
+    }
+}
+
+impl App {
+    pub fn run(&mut self, terminal: &mut DefaultTerminal) -> io::Result<()> {
+        while self.running {
+            terminal.draw(|frame| self.draw(frame))?;
+            self.handle_event()?;
+        }
+        Ok(())
+    }
+
+    fn draw(&self, frame: &mut Frame) {
+        self.view.draw(frame);
+    }
+
+    fn handle_event(&mut self) -> io::Result<()> {
+        match event::read()? {
+            Event::Key(KeyEvent {
+                kind: KeyEventKind::Press,
+                code: KeyCode::Esc,
+                ..
+            }) => self.running = false,
+            event => self.view.handle_event(event)?,
+        }
+        Ok(())
+    }
+}