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

src/renderer/utils/platform.ts

@@ -0,0 +1,48 @@
+export type OverlayLayer = 'visible' | 'invisible' | 'secondary';
+
+export type PlatformInfo = {
+  overlayLayer: OverlayLayer;
+  isInvisibleLayer: boolean;
+  isSecondaryLayer: boolean;
+  isLinuxPlatform: boolean;
+  isMacOSPlatform: boolean;
+  shouldToggleMouseIgnore: boolean;
+  invisiblePositionEditToggleCode: string;
+  invisiblePositionStepPx: number;
+  invisiblePositionStepFastPx: number;
+};
+
+export function resolvePlatformInfo(): PlatformInfo {
+  const overlayLayerFromPreload = window.electronAPI.getOverlayLayer();
+  const queryLayer = new URLSearchParams(window.location.search).get('layer');
+  const overlayLayerFromQuery: OverlayLayer | null =
+    queryLayer === 'visible' || queryLayer === 'invisible' || queryLayer === 'secondary'
+      ? queryLayer
+      : null;
+
+  const overlayLayer: OverlayLayer =
+    overlayLayerFromQuery ??
+    (overlayLayerFromPreload === 'visible' ||
+      overlayLayerFromPreload === 'invisible' ||
+      overlayLayerFromPreload === 'secondary'
+      ? overlayLayerFromPreload
+      : 'visible');
+
+  const isInvisibleLayer = overlayLayer === 'invisible';
+  const isSecondaryLayer = overlayLayer === 'secondary';
+  const isLinuxPlatform = navigator.platform.toLowerCase().includes('linux');
+  const isMacOSPlatform =
+    navigator.platform.toLowerCase().includes('mac') || /mac/i.test(navigator.userAgent);
+
+  return {
+    overlayLayer,
+    isInvisibleLayer,
+    isSecondaryLayer,
+    isLinuxPlatform,
+    isMacOSPlatform,
+    shouldToggleMouseIgnore: !isLinuxPlatform && !isSecondaryLayer,
+    invisiblePositionEditToggleCode: 'KeyP',
+    invisiblePositionStepPx: 1,
+    invisiblePositionStepFastPx: 4,
+  };
+}