fix: disallow null inputs when editing

feat: allow special inputs while creating a chord input
fixes #93

src/routes/config/chords/ChordActionEdit.svelte

@@ -28,7 +28,12 @@
   function keydown(event: KeyboardEvent) {
     if (!editing) return
     event.preventDefault()
-    pressedKeys.add(inputToAction(event, get(serialPort)?.device === "X")!)
+    const input = inputToAction(event, get(serialPort)?.device === "X")
+    if (input == undefined) {
+      alert("Invalid key")
+      return
+    }
+    pressedKeys.add(input)
     pressedKeys = pressedKeys
   }
 

src/routes/config/chords/ChordPhraseEdit.svelte

@@ -1,7 +1,5 @@
 <script lang="ts">
-  import {KEYMAP_IDS, specialKeycodes} from "$lib/serial/keymap-codes"
   import {tick} from "svelte"
-  import ActionSelector from "$lib/components/layout/ActionSelector.svelte"
   import {changes, ChangeType} from "$lib/undo-redo"
   import type {ChordInfo} from "$lib/undo-redo"
   import {scale} from "svelte/transition"
@@ -26,6 +24,7 @@
     } else if (event.key === "Delete") {
       deleteAction(cursorPosition)
     } else {
+      if (event.key === "Shift") return
       const action = inputToAction(event, get(serialPort)?.device === "X")
       if (action !== undefined) {
         insertAction(cursorPosition, action)

src/routes/config/chords/input-converter.ts

@@ -1,9 +1,9 @@
-import {KEYMAP_IDS, KEYMAP_KEYCODES, specialKeycodes} from "$lib/serial/keymap-codes"
+import {KEYMAP_IDS, KEYMAP_KEYCODES} from "$lib/serial/keymap-codes"
 
 export function inputToAction(event: KeyboardEvent, useKeycodes?: boolean): number | undefined {
   if (useKeycodes) {
     return KEYMAP_KEYCODES.get(event.code)
   } else {
-    return KEYMAP_IDS.get(event.key)?.code ?? specialKeycodes.get(event.key)
+    return KEYMAP_IDS.get(event.key)?.code ?? KEYMAP_KEYCODES.get(event.code)
   }
 }