serialize keycode

src/main.rs

@@ -1,9 +1,13 @@
 use bevy::input::mouse::MouseMotion;
 use bevy::prelude::*;
 use bevy::diagnostic::{FrameTimeDiagnosticsPlugin, LogDiagnosticsPlugin};
+use serde::ser::SerializeMap;
 
 use std::collections::HashMap;
 use std::collections::VecDeque;
+use std::fmt;
+
+use serde::{ Serialize, Deserialize };
 
 mod bundles;
 use bundles::camera::*;
@@ -13,7 +17,23 @@ struct ActionBindings
     bindings: HashMap<KeyCode, Action>,
 }
 
-#[derive(Copy, Clone)]
+impl Serialize for ActionBindings
+{
+    fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
+    where
+        S: serde::Serializer 
+    {
+        let mut map = serializer.serialize_map(Some(self.bindings.len()))?;
+        for (k, v) in &self.bindings
+        {
+            map.serialize_entry(&k, &v)?;
+        }
+        map.end()
+    }
+}
+
+
+#[derive(Copy, Clone, Serialize)]
 enum Action
 {
     Forward,
@@ -21,7 +41,8 @@ enum Action
     Left,
     Right,
     Up,
-    Down
+    Down,
+    Accelerate
 }
 
 struct Actions {
@@ -38,6 +59,7 @@ fn main() {
     binds.bindings.insert(KeyCode::D, Action::Right);
     binds.bindings.insert(KeyCode::Space, Action::Up);
     binds.bindings.insert(KeyCode::C, Action::Down);
+    binds.bindings.insert(KeyCode::LShift, Action::Accelerate);
     
     App::build()
     .insert_resource(Msaa {samples: 4})