fix(desktop): SnapShot shortcuts with arrow keys register on macOS and Windows

apps/desktop/src/snapShot/snapShot.test.ts

@@ -1,5 +1,6 @@
 import { it as effectIt } from "@effect/vitest";
 import * as HostProcess from "@t3tools/shared/HostProcess";
+import { parseKeybindingShortcut } from "@t3tools/shared/keybindings";
 import * as Effect from "effect/Effect";
 import { describe, expect, it } from "vite-plus/test";
 
@@ -9,6 +10,7 @@ import {
   compactAccessibilityTree,
   findAccessibleWindow,
   isWaylandSession,
+  toElectronAccelerator,
 } from "./snapShot.ts";
 
 describe("accessibleWindowText", () => {
@@ -448,6 +450,21 @@ describe("findAccessibleWindow", () => {
   });
 });
 
+describe("toElectronAccelerator", () => {
+  // The settings recorder stores shortcuts through parseKeybindingShortcut, which lowercases keys.
+  it.each([
+    ["mod+shift+arrowup", "CommandOrControl+Shift+Up"],
+    ["mod+shift+arrowdown", "CommandOrControl+Shift+Down"],
+    ["ctrl+alt+arrowleft", "Control+Alt+Left"],
+    ["ctrl+alt+arrowright", "Control+Alt+Right"],
+    ["mod+shift+esc", "CommandOrControl+Shift+Esc"],
+    ["mod+shift+space", "CommandOrControl+Shift+Space"],
+    ["mod+shift+2", "CommandOrControl+Shift+2"],
+  ])("maps a recorded %s to an Electron accelerator", (recorded, accelerator) => {
+    expect(toElectronAccelerator(parseKeybindingShortcut(recorded)!)).toBe(accelerator);
+  });
+});
+
 describe("isWaylandSession", () => {
   effectIt.effect(
     "falls back to a live runtime directory socket when session variables are stripped",

apps/desktop/src/snapShot/snapShot.ts

@@ -539,14 +539,15 @@ function findBrowserTitleMatch<T extends { readonly name?: string | null }>(
   return browserMatches.length === 1 ? browserMatches[0] : undefined;
 }
 
+// Keyed by the lowercase tokens parseKeybindingShortcut stores; Electron has no `ArrowUp` token.
 const ELECTRON_KEY_NAMES: Readonly<Record<string, string>> = {
   " ": "Space",
   "+": "Plus",
-  ArrowDown: "Down",
-  ArrowLeft: "Left",
-  ArrowRight: "Right",
-  ArrowUp: "Up",
-  Escape: "Esc",
+  arrowdown: "Down",
+  arrowleft: "Left",
+  arrowright: "Right",
+  arrowup: "Up",
+  escape: "Esc",
 };
 
 export function sameSnapShotShortcut(left: SnapShotShortcut, right: SnapShotShortcut): boolean {