From ae2065e5a194e9d2cd80242c859a37903bb6aab6 Mon Sep 17 00:00:00 2001
From: c0repwn3r <core@coredoes.dev>
Date: Thu, 13 Apr 2023 09:16:30 -0400
Subject: [PATCH] input subsystem basics

---
 client/src/input/mod.rs | 37 +++++++++++++++++++++++++++++++++++++
 client/src/lib.rs       |  1 +
 2 files changed, 38 insertions(+)
 create mode 100644 client/src/input/mod.rs

diff --git a/client/src/input/mod.rs b/client/src/input/mod.rs
new file mode 100644
index 0000000000000000000000000000000000000000..a768e2fa2d06c7011374dce4131a0ff3f0d28c08
--- /dev/null
+++ b/client/src/input/mod.rs
@@ -0,0 +1,37 @@
+use std::error::Error;
+use async_trait::async_trait;
+
+/*
+Functions the input subsystem needs to perform:
+- init
+- register and unregister event handlers for:
+    - mouse movement
+    - keydown, keyup, keypress
+    - clicks
+ */
+
+#[async_trait]
+pub trait InputSubsystem {
+    async fn init() -> Result<Self, Box<dyn Error>> where Self: Sized;
+
+    async fn register_on_mouse_move(&mut self, id: &str, callback: dyn FnMut(OnMouseMoveEvent)) -> Result<(), Box<dyn Error>>;
+    async fn unregister_on_mouse_move(&mut self, id: &str) -> Result<(), Box<dyn Error>>;
+
+    async fn register_on_key_down(&mut self, id: &str, callback: dyn FnMut(OnKeyDownEvent)) -> Result<(), Box<dyn Error>>;
+    async fn unregister_on_key_down(&mut self, id: &str) -> Result<(), Box<dyn Error>>;
+
+    async fn register_on_key_up(&mut self, id: &str, callback: dyn FnMut(OnKeyUpEvent)) -> Result<(), Box<dyn Error>>;
+    async fn unregister_on_key_up(&mut self, id: &str) -> Result<(), Box<dyn Error>>;
+
+    async fn register_on_keypress(&mut self, id: &str, callback: dyn FnMut(OnKeypressEvent)) -> Result<(), Box<dyn Error>>;
+    async fn unregister_on_keypress(&mut self, id: &str) -> Result<(), Box<dyn Error>>;
+
+    async fn register_on_click(&mut self, id: &str, callback: dyn FnMut(OnClickEvent)) -> Result<(), Box<dyn Error>>;
+    async fn unregister_on_click(&mut self, id: &str) -> Result<(), Box<dyn Error>>;
+}
+
+pub struct OnMouseMoveEvent {}
+pub struct OnKeyDownEvent {}
+pub struct OnKeyUpEvent {}
+pub struct OnKeypressEvent {}
+pub struct OnClickEvent {}
\ No newline at end of file
diff --git a/client/src/lib.rs b/client/src/lib.rs
index 15446cfc3a4c50d7ddb470c11bb4b2a560f12c89..9a53e169ab1fd6fc8b0fb24cac53a7df45840f52 100644
--- a/client/src/lib.rs
+++ b/client/src/lib.rs
@@ -33,6 +33,7 @@ pub mod macros;
 pub mod chat;
 pub mod rendering;
 pub mod textures;
+pub mod input;
 
 #[wasm_bindgen]
 extern {