few changes

src/console.rs

@@ -0,0 +1,56 @@
+use crate::Frame;
+
+pub struct Console(Frame);
+
+pub enum Event {
+    Key(crossterm::event::KeyEvent),
+    Resize(u16, u16),
+    Mouse(crossterm::event::MouseEvent),
+    Paste(String),
+    FocusGained,
+    FocusLost,
+}
+
+pub fn init() -> crate::Result<Console> {
+    crossterm::terminal::enable_raw_mode()?;
+    crate::utils::clear()?;
+    crate::utils::hide_cursor()?;
+    Ok(Console(Frame::new(crossterm::terminal::size()?)))
+}
+
+pub fn end() -> crate::Result<()> {
+    crossterm::terminal::disable_raw_mode()?;
+    crate::utils::clear()?;
+    crate::utils::show_cursor()
+}
+
+impl Console {
+    pub fn draw<F>(&self, mut f: F) -> crate::Result<()>
+    where
+        F: FnMut(&Frame) -> crate::Result<()>,
+    {
+        crate::utils::clear()?;
+        f(&self.0)
+    }
+}
+
+pub fn read() -> crate::Result<Event> {
+    let event = crossterm::event::read()?;
+
+    Ok(match event {
+        crossterm::event::Event::Key(k) => Event::Key(k),
+        crossterm::event::Event::Resize(w, h) => Event::Resize(w, h),
+        crossterm::event::Event::FocusGained => Event::FocusGained,
+        crossterm::event::Event::FocusLost => Event::FocusLost,
+        crossterm::event::Event::Mouse(m) => Event::Mouse(m),
+        crossterm::event::Event::Paste(p) => Event::Paste(p),
+    })
+}
+
+pub fn try_read() -> Option<Event> {
+    if crossterm::event::poll(std::time::Duration::ZERO).unwrap_or(false) {
+        read().ok()
+    } else {
+        None
+    }
+}