refactor: add ipcMainUtils.invokeInWebContents / ipcRendererUtils.handle helpers (#17313)

lib/renderer/ipc-renderer-internal-utils.ts

@@ -1,6 +1,21 @@
 import { ipcRendererInternal } from '@electron/internal/renderer/ipc-renderer-internal'
 import * as errorUtils from '@electron/internal/common/error-utils'
 
+type IPCHandler = (event: Electron.IpcRendererEvent, ...args: any[]) => any
+
+export const handle = function <T extends IPCHandler> (channel: string, handler: T) {
+  ipcRendererInternal.on(channel, (event, requestId, ...args) => {
+    new Promise(resolve => resolve(handler(event, ...args))
+    ).then(result => {
+      return [null, result]
+    }, error => {
+      return [errorUtils.serialize(error)]
+    }).then(responseArgs => {
+      event.sender.send(`${channel}_RESPONSE_${requestId}`, ...responseArgs)
+    })
+  })
+}
+
 let nextId = 0
 
 export function invoke<T> (command: string, ...args: any[]) {