feat(core): add Electron runtime, services, and app composition

src/core/services/shortcut-fallback.ts

@@ -0,0 +1,77 @@
+import { globalShortcut } from 'electron';
+
+export function isGlobalShortcutRegisteredSafe(accelerator: string): boolean {
+  try {
+    return globalShortcut.isRegistered(accelerator);
+  } catch {
+    return false;
+  }
+}
+
+export function shortcutMatchesInputForLocalFallback(
+  input: Electron.Input,
+  accelerator: string,
+  allowWhenRegistered = false,
+): boolean {
+  if (input.type !== 'keyDown' || input.isAutoRepeat) return false;
+  if (!accelerator) return false;
+  if (!allowWhenRegistered && isGlobalShortcutRegisteredSafe(accelerator)) {
+    return false;
+  }
+
+  const normalized = accelerator
+    .replace(/\s+/g, '')
+    .replace(/cmdorctrl/gi, 'CommandOrControl')
+    .toLowerCase();
+  const parts = normalized.split('+').filter(Boolean);
+  if (parts.length === 0) return false;
+
+  const keyToken = parts[parts.length - 1]!;
+  const modifierTokens = new Set(parts.slice(0, -1));
+  const allowedModifiers = new Set(['shift', 'alt', 'meta', 'control', 'commandorcontrol']);
+  for (const token of modifierTokens) {
+    if (!allowedModifiers.has(token)) return false;
+  }
+
+  const inputKey = (input.key || '').toLowerCase();
+  if (keyToken.length === 1) {
+    if (inputKey !== keyToken) return false;
+  } else if (keyToken.startsWith('key') && keyToken.length === 4) {
+    if (inputKey !== keyToken.slice(3)) return false;
+  } else {
+    return false;
+  }
+
+  const expectedShift = modifierTokens.has('shift');
+  const expectedAlt = modifierTokens.has('alt');
+  const expectedMeta = modifierTokens.has('meta');
+  const expectedControl = modifierTokens.has('control');
+  const expectedCommandOrControl = modifierTokens.has('commandorcontrol');
+
+  if (Boolean(input.shift) !== expectedShift) return false;
+  if (Boolean(input.alt) !== expectedAlt) return false;
+
+  if (expectedCommandOrControl) {
+    const hasCmdOrCtrl =
+      process.platform === 'darwin' ? Boolean(input.meta || input.control) : Boolean(input.control);
+    if (!hasCmdOrCtrl) return false;
+  } else {
+    if (process.platform === 'darwin') {
+      if (input.meta || input.control) return false;
+    } else if (!expectedControl && input.control) {
+      return false;
+    }
+  }
+
+  if (expectedMeta && !input.meta) return false;
+  if (!expectedMeta && modifierTokens.has('meta') === false && input.meta) {
+    if (!expectedCommandOrControl) return false;
+  }
+
+  if (expectedControl && !input.control) return false;
+  if (!expectedControl && modifierTokens.has('control') === false && input.control) {
+    if (!expectedCommandOrControl) return false;
+  }
+
+  return true;
+}