Fix Quiz mode crash on Windows

package.json

@@ -24,7 +24,7 @@
     "web-vitals": "^2.1.4"
   },
   "scripts": {
-    "start": "export GENERATE_SOURCEMAP=false; cross-env BROWSER=none react-scripts start",
+    "start": "cross-env BROWSER=none react-scripts start",
     "build": "react-scripts build",
     "test": "react-scripts test",
     "eject": "react-scripts eject",

src-tauri/src/main.rs

@@ -42,30 +42,29 @@ fn open_midi_connection(
   let mut midi_in = MidiInput::new("piano-trainer-input").unwrap();
   midi_in.ignore(Ignore::None);
   let midi_in_ports = midi_in.ports();
+  *midi_state.input.lock().unwrap() = None;
 
   if let Some(in_port) = midi_in_ports.get(input_idx) {
     let conn_in = midi_in
-      .connect(
-        in_port,
-        "midir",
-        move |stamp, message, _log| {
-          // The last of the three callback parameters is the object that we pass in as last parameter of `connect`.
+    .connect(
+      in_port,
+      "midir",
+      move |stamp, message, _log| {
+        // The last of the three callback parameters is the object that we pass in as last parameter of `connect`.
 
-          handle
-            .emit_all(
-              "midi_message",
-              MidiMessage {
-                message: message.to_vec(),
-              },
-            )
-            .map_err(|err| println!("{:?}", err))
-            .ok();
+        handle
+          .emit_all(
+            "midi_message",
+            MidiMessage {
+              message: message.to_vec(),
+            },
+          )
+          .map_err(|err| println!("{:?}", err))
+          .ok();
+
+        println!("{}: {:?} (len = {})", stamp, message, message.len());
+      }, ()).unwrap();
 
-          println!("{}: {:?} (len = {})", stamp, message, message.len());
-        },
-        (),
-      )
-      .unwrap();
     *midi_state.input.lock().unwrap() = Some(conn_in);
   }
 }

src-tauri/tauri.conf.json

@@ -2,13 +2,13 @@
   "$schema": "../node_modules/@tauri-apps/cli/schema.json",
   "build": {
     "beforeBuildCommand": "npm run build",
-    "beforeDevCommand": "pkill MIDIServer; npm run start",
+    "beforeDevCommand": "npm run start",
     "devPath": "http://localhost:3000",
     "distDir": "../build"
   },
   "package": {
     "productName": "Piano Trainer",
-    "version": "1.0.2"
+    "version": "1.0.3"
   },
   "tauri": {
     "allowlist": {

yarn.lock

@@ -8884,13 +8884,6 @@ tapable@^2.0.0, tapable@^2.1.1, tapable@^2.2.0:
   resolved "https://registry.yarnpkg.com/tapable/-/tapable-2.2.1.tgz#1967a73ef4060a82f12ab96af86d52fdb76eeca0"
   integrity sha512-GNzQvQTOIP6RyTfE2Qxb8ZVlNmw0n88vp1szwWRimP02mnTsx3Wtn5qRdqY9w2XduFNUgvOwhNnQsjwCp+kqaQ==
 
-"tauri-plugin-store-api@github:tauri-apps/tauri-plugin-store":
-  version "0.1.0"
-  resolved "https://codeload.github.com/tauri-apps/tauri-plugin-store/tar.gz/9e3732e0cf53b72ced6903583660cd7c5f756781"
-  dependencies:
-    "@tauri-apps/api" "1.0.1"
-    tslib "2.4.0"
-
 "tauri-plugin-store-api@https://github.com/tauri-apps/tauri-plugin-store#dev":
   version "0.1.0"
   resolved "https://github.com/tauri-apps/tauri-plugin-store#9e3732e0cf53b72ced6903583660cd7c5f756781"