Implement app loop

1 files changed, 37 insertions, 0 deletions

diff --git a/src/event.rs b/src/event.rs
index 1320c68..d5cdabe 100644
--- a/src/event.rs
+++ b/src/event.rs
@@ -1,5 +1,42 @@
+use std::{error::Error, time::Duration};
+
+use crossterm::event::{poll, read, KeyCode, KeyModifiers};
+use tokio::sync::mpsc::Sender;
+
+use crate::app::TICK_RATE;
+
 pub enum Event {
     Terminate,
     KeyPress(char),
     Backspace,
 }
+
+// TODO
+// - [ ] Pause on focus lost
+// - [ ] Invalidate on paste
+pub async fn handle_input(sender: &Sender<Event>) -> Result<(), Box<dyn Error>> {
+    if poll(Duration::from_millis(TICK_RATE))? {
+        match read()? {
+            //crossterm::event::Event::FocusGained => todo!(),
+            //crossterm::event::Event::FocusLost => todo!(),
+            //crossterm::event::Event::Paste(_) => todo!(),
+            crossterm::event::Event::Key(key_event) => {
+                if key_event.code == KeyCode::Char('c')
+                    && key_event.modifiers == KeyModifiers::CONTROL
+                {
+                    sender.send(Event::Terminate).await?;
+                    return Ok(());
+                }
+                if key_event.code == KeyCode::Backspace {
+                    sender.send(Event::Backspace).await?;
+                    return Ok(());
+                }
+                if let KeyCode::Char(c) = key_event.code {
+                    sender.send(Event::KeyPress(c)).await?;
+                }
+            }
+            _ => (),
+        }
+    }
+    return Ok(());
+}