initial

apps/desktop/src/lib/globalShortcut.ts

@@ -0,0 +1,57 @@
+import {
+  isRegistered,
+  register,
+  type ShortcutEvent,
+  unregister,
+} from '@tauri-apps/plugin-global-shortcut';
+
+// Maps a KeyboardEvent.code (what our PTT settings store) into the shortcut
+// string accepted by tauri-plugin-global-shortcut. The plugin follows the
+// [keyboard-types] crate naming which mostly matches DOM `event.code`, but
+// single-key aliases (e.g. "Space", "F5") work as-is.
+export function codeToShortcut(code: string): string {
+  if (code.startsWith('Key')) return code.slice(3); // KeyV -> V
+  if (code.startsWith('Digit')) return code.slice(5); // Digit1 -> 1
+  // Space, F1..F24, Escape, Enter, Tab, Arrow*, etc. pass through unchanged.
+  return code;
+}
+
+export async function registerPttShortcut(
+  code: string,
+  onPress: () => void,
+  onRelease: () => void,
+): Promise<boolean> {
+  const shortcut = codeToShortcut(code);
+  try {
+    if (await isRegistered(shortcut)) {
+      await unregister(shortcut);
+    }
+    await register(shortcut, (event: ShortcutEvent) => {
+      if (event.state === 'Pressed') onPress();
+      else if (event.state === 'Released') onRelease();
+    });
+    return true;
+  } catch (err: unknown) {
+    console.warn('registerPttShortcut failed', { code, err });
+    return false;
+  }
+}
+
+export async function unregisterPttShortcut(code: string): Promise<void> {
+  const shortcut = codeToShortcut(code);
+  try {
+    if (await isRegistered(shortcut)) {
+      await unregister(shortcut);
+    }
+  } catch (err: unknown) {
+    console.warn('unregisterPttShortcut failed', { code, err });
+  }
+}
+
+// Detects whether we're running under Tauri. When running in a pure web
+// preview (vite dev in a browser without Tauri), importing the plugin still
+// works but calls fall through to window.__TAURI_INTERNALS__ which doesn't
+// exist — use this guard to skip registration cleanly.
+export function isTauriRuntime(): boolean {
+  return typeof window !== 'undefined' && '__TAURI_INTERNALS__' in window;
+}