first change

Modules/Admin/app/Http/Controllers/FileController.php

@@ -0,0 +1,27 @@
+<?php
+
+namespace Modules\Admin\Http\Controllers;
+
+use App\Http\Controllers\Controller;
+use Illuminate\Http\RedirectResponse;
+use Illuminate\Http\Request;
+use Illuminate\Http\Response;
+
+class FileController extends Controller
+{
+    /**
+     * Display a listing of the resource.
+     */
+    public function upload()
+    {
+        if (request()->hasFile('upload')) {
+            $file = request()->file('upload');
+            $path = 'uploads/ckeditor';
+            $imagePath = uploadImage($file, $path);
+            $CKEditorFuncNum = request()->input('CKEditorFuncNum');
+            $url = asset('storage/' . $imagePath);
+            $response = "<script>window.parent.CKEDITOR.tools.callFunction($CKEditorFuncNum, '$url')</script>";
+            echo $response;
+        }
+    }
+}