feat: keyboard shortcuts for primary actions (#2030)

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

@@ -0,0 +1,22 @@
+import { Platform } from '@standardnotes/snjs'
+import { KeyboardModifier } from './KeyboardModifier'
+
+function isMacPlatform(platform: Platform) {
+  return platform === Platform.MacDesktop || platform === Platform.MacWeb
+}
+
+export function keyboardCharacterForModifier(modifier: KeyboardModifier, platform: Platform) {
+  const isMac = isMacPlatform(platform)
+
+  if (modifier === KeyboardModifier.Meta) {
+    return isMac ? '⌘' : '⊞'
+  } else if (modifier === KeyboardModifier.Ctrl) {
+    return isMac ? '⌃' : 'Ctrl'
+  } else if (modifier === KeyboardModifier.Alt) {
+    return isMac ? '⌥' : 'Alt'
+  } else if (modifier === KeyboardModifier.Shift) {
+    return isMac ? '⇧' : 'Shift'
+  } else {
+    return KeyboardModifier[modifier]
+  }
+}