feat: add helper process (#2753)

apps/electron/src/preload/bootstrap.ts

@@ -0,0 +1,53 @@
+import { contextBridge, ipcRenderer } from 'electron';
+
+(async () => {
+  const { appInfo, getAffineAPIs } = await import('./affine-apis');
+  const { apis, events } = getAffineAPIs();
+
+  contextBridge.exposeInMainWorld('appInfo', appInfo);
+  contextBridge.exposeInMainWorld('apis', apis);
+  contextBridge.exposeInMainWorld('events', events);
+
+  // Credit to microsoft/vscode
+  const globals = {
+    ipcRenderer: {
+      send(channel: string, ...args: any[]) {
+        ipcRenderer.send(channel, ...args);
+      },
+
+      invoke(channel: string, ...args: any[]) {
+        return ipcRenderer.invoke(channel, ...args);
+      },
+
+      on(
+        channel: string,
+        listener: (event: Electron.IpcRendererEvent, ...args: any[]) => void
+      ) {
+        ipcRenderer.on(channel, listener);
+        return this;
+      },
+
+      once(
+        channel: string,
+        listener: (event: Electron.IpcRendererEvent, ...args: any[]) => void
+      ) {
+        ipcRenderer.once(channel, listener);
+        return this;
+      },
+
+      removeListener(
+        channel: string,
+        listener: (event: Electron.IpcRendererEvent, ...args: any[]) => void
+      ) {
+        ipcRenderer.removeListener(channel, listener);
+        return this;
+      },
+    },
+  };
+
+  try {
+    contextBridge.exposeInMainWorld('affine', globals);
+  } catch (error) {
+    console.error('Failed to expose affine APIs to window object!', error);
+  }
+})();