Base working commit with a UI thread (Tokio), Network thread (Tokio), and an input events thread (std).

src/event/key.rs

@@ -0,0 +1,48 @@
+use std::fmt;
+use std::fmt::{Display, Formatter};
+
+use crossterm::event::{KeyCode, KeyEvent};
+
+#[derive(Debug, PartialEq, Eq)]
+pub enum Key {
+    Char(char),
+    Unknown
+}
+
+impl Display for Key {
+    fn fmt(&self, f: &mut Formatter<'_>) -> fmt::Result {
+        match *self {
+            Key::Char(c) => write!(f, "<{}>", c),
+            _ => write!(f, "<{:?}>", self)
+        }
+    }
+}
+
+impl From<KeyEvent> for Key {
+    fn from(key_event: KeyEvent) -> Self {
+        match key_event {
+            KeyEvent {
+                code: KeyCode::Char(c),
+                ..
+            } => Key::Char(c),
+            _ => Key::Unknown
+        }
+    }
+}
+
+#[cfg(test)]
+mod tests {
+    use crossterm::event::{KeyCode, KeyEvent};
+
+    use crate::event::key::Key;
+
+    #[test]
+    fn test_key_formatter() {
+        assert_eq!(format!("{}", Key::Char('q')), "<q>");
+    }
+
+    #[test]
+    fn test_key_from() {
+        assert_eq!(Key::from(KeyEvent::from(KeyCode::Char('q'))), Key::Char('q'))
+    }
+}