feat: keyboard shortcuts for primary actions (#2030)

packages/ui-services/src/Keyboard/eventMatchesKeyAndModifiers.ts

@@ -0,0 +1,27 @@
+import { KeyboardShortcut } from './KeyboardShortcut'
+import { modifiersForEvent } from './modifiersForEvent'
+
+export function eventMatchesKeyAndModifiers(event: KeyboardEvent, shortcut: KeyboardShortcut): boolean {
+  const eventModifiers = modifiersForEvent(event)
+  const shortcutModifiers = shortcut.modifiers ?? []
+
+  if (eventModifiers.length !== shortcutModifiers.length) {
+    return false
+  }
+
+  for (const modifier of shortcutModifiers) {
+    if (!eventModifiers.includes(modifier)) {
+      return false
+    }
+  }
+
+  if (!shortcut.key && !shortcut.code) {
+    return true
+  }
+
+  if (shortcut.key) {
+    return shortcut.key.toLowerCase() === event.key.toLowerCase()
+  } else {
+    return shortcut.code === event.code
+  }
+}