first upload all files

Themes/Storefront/Http/ViewComposers/ProductIndexPageComposer.php

@@ -0,0 +1,43 @@
+<?php
+
+namespace Themes\Storefront\Http\ViewComposers;
+
+use Modules\Support\Money;
+use Modules\Product\Entities\Product;
+use Modules\Category\Entities\Category;
+
+class ProductIndexPageComposer
+{
+    /**
+     * Bind data to the view.
+     *
+     * @param \Illuminate\View\View $view
+     * @return void
+     */
+    public function compose($view)
+    {
+        $view->with([
+            'categories' => $this->categories(),
+            'maxPrice' => $this->maxPrice(),
+            'latestProducts' => $this->latestProducts(),
+        ]);
+    }
+
+    private function categories()
+    {
+        return Category::tree();
+    }
+
+    private function maxPrice()
+    {
+        return Money::inDefaultCurrency(Product::max('selling_price'))
+            ->convertToCurrentCurrency()
+            ->ceil()
+            ->amount();
+    }
+
+    private function latestProducts()
+    {
+        return Product::forCard()->take(5)->latest()->get()->map->clean();
+    }
+}