btn works

main.js

@@ -1,4 +1,4 @@
-const {app, BrowserWindow} = require('electron')
+const {app, BrowserWindow, ipcMain} = require('electron')
 const path = require("path");
 
 const createWindow = () => {
@@ -13,6 +13,10 @@ const createWindow = () => {
     win.loadFile('index.html').then((r) => {
 
     })
+    ipcMain.on('start-book', (event, startNumber, endNumber, selectedStore) => {
+        startBook(startNumber, endNumber, selectedStore)
+    })
+    win.webContents.openDevTools();
 }
 
 app.whenReady().then(() => {
@@ -25,8 +29,11 @@ app.whenReady().then(() => {
 app.on('window-all-closed', () => {
     if (process.platform !== 'darwin') app.quit()
 })
-const startBook = () => {
-    console.log("called")
+
+function startBook(startNumber, endNumber, selectedStore) {
+    console.log("startNumber: " + startNumber)
+    console.log("endNumber: " + endNumber)
+    console.log("selectedStore: " + selectedStore)
 }