Update key API to new code and modifier fields

lighthouse-client/examples/snake.rs

@@ -145,9 +145,9 @@ async fn run_updater(lh: Lighthouse<TokioWebSocket>, shared_state: Arc<Mutex<Sta
 async fn run_controller(mut stream: impl Stream<Item = Result<ServerMessage<InputEvent>>> + Unpin, shared_state: Arc<Mutex<State>>) -> Result<()> {
     while let Some(msg) = stream.next().await {
         match msg?.payload {
-            InputEvent::Key(KeyEvent { key, down, .. }) if down => {
+            InputEvent::Key(KeyEvent { code, down, .. }) if down => {
                 // Map the key code to a direction vector
-                let opt_dir = match key.as_str() {
+                let opt_dir = match code.as_str() {
                     "ArrowLeft" => Some(Delta::<i32>::LEFT),
                     "ArrowUp" => Some(Delta::<i32>::UP),
                     "ArrowRight" => Some(Delta::<i32>::RIGHT),

lighthouse-protocol/src/input/input_event.rs

@@ -24,12 +24,22 @@ mod tests {
                 "type": "key",
                 "source": 0,
                 "down": true,
-                "key": "ArrowUp",
+                "repeat": false,
+                "code": "ArrowUp",
+                "altKey": false,
+                "ctrlKey": false,
+                "metaKey": false,
+                "shiftKey": false,
             })).unwrap(),
             InputEvent::Key(KeyEvent {
                 source: EventSource::Int(0),
                 down: true,
-                key: "ArrowUp".into(),
+                repeat: false,
+                code: "ArrowUp".into(),
+                alt_key: false,
+                ctrl_key: false,
+                meta_key: false,
+                shift_key: false,
             })
         );
     }

lighthouse-protocol/src/input/key_event.rs

@@ -10,6 +10,16 @@ pub struct KeyEvent {
     pub source: EventSource,
     /// Whether the key was pressed.
     pub down: bool,
-    /// The key pressed, see the docs on JS's `KeyboardEvent.key` for details.
-    pub key: String, // TODO: Extract stronger `Key` type
+    /// Whether the event is a repeat event.
+    pub repeat: bool,
+    /// The key pressed, see the docs on JS's `KeyboardEvent.code` for details.
+    pub code: String, // TODO: Extract stronger `Key` type
+    /// Whether the alt key is held.
+    pub alt_key: bool,
+    /// Whether the ctrl key is held.
+    pub ctrl_key: bool,
+    /// Whether the meta key is held.
+    pub meta_key: bool,
+    /// Whether the shiftKey key is held.
+    pub shift_key: bool,
 }