fix: computer keyboard language-independent playbility

Author: michaelkolesidis

src/functions/keyMapper.ts

@@ -15,104 +15,37 @@
 
 export default function keyMapper(key: string, base: number) {
   switch (key) {
-    // Lowercase
-    case "a":
+    case "KeyA":
       return base;
-      break;
-    case "w":
+    case "KeyW":
       return base + 1;
-      break;
-    case "s":
+    case "KeyS":
       return base + 2;
-      break;
-    case "e":
+    case "KeyE":
       return base + 3;
-      break;
-    case "d":
+    case "KeyD":
       return base + 4;
-      break;
-    case "f":
+    case "KeyF":
       return base + 5;
-      break;
-    case "t":
+    case "KeyT":
       return base + 6;
-      break;
-    case "g":
+    case "KeyG":
       return base + 7;
-      break;
-    case "y":
+    case "KeyY":
       return base + 8;
-      break;
-    case "h":
+    case "KeyH":
       return base + 9;
-      break;
-    case "u":
+    case "KeyU":
       return base + 10;
-      break;
-    case "j":
+    case "KeyJ":
       return base + 11;
-      break;
-    case "k":
+    case "KeyK":
       return base + 12;
-      break;
-    case "o":
+    case "KeyO":
       return base + 13;
-      break;
-    case "l":
+    case "KeyL":
       return base + 14;
-      break;
-    case "p":
+    case "KeyP":
       return base + 15;
-      break;
-
-    // Uppercase
-    case "A":
-      return base;
-      break;
-    case "W":
-      return base + 1;
-      break;
-    case "S":
-      return base + 2;
-      break;
-    case "E":
-      return base + 3;
-      break;
-    case "D":
-      return base + 4;
-      break;
-    case "F":
-      return base + 5;
-      break;
-    case "T":
-      return base + 6;
-      break;
-    case "G":
-      return base + 7;
-      break;
-    case "Y":
-      return base + 8;
-      break;
-    case "H":
-      return base + 9;
-      break;
-    case "U":
-      return base + 10;
-      break;
-    case "J":
-      return base + 11;
-      break;
-    case "K":
-      return base + 12;
-      break;
-    case "O":
-      return base + 13;
-      break;
-    case "L":
-      return base + 14;
-      break;
-    case "P":
-      return base + 15;
-      break;
   }
 }

src/jss.ts

@@ -1817,7 +1817,7 @@ document.addEventListener("keydown", (event) => {
   if (event.target === seqInput) {
     return;
   }
-  const keyIndex = keyMapper(event.key, base);
+  const keyIndex = keyMapper(event.code, base);
   if (
     keyIndex >= 0 &&
     keyIndex <= 87 &&
@@ -1828,7 +1828,7 @@ document.addEventListener("keydown", (event) => {
 });
 
 document.addEventListener("keyup", (event) => {
-  const keyIndex = keyMapper(event.key, base);
+  const keyIndex = keyMapper(event.code, base);
   if (keyIndex >= 0 && keyIndex <= 87 && keyboard.keys[keyIndex]._state.state) {
     keyboard.toggleIndex(keyIndex, false);
   }