app/Listeners/Menu/ShowInAdmin.php

@@ -20,9 +20,43 @@ class ShowInAdmin
      */
     public function handle(Event $event): void
     {
-        $menu = $event->menu;
+        $this->renderSections($event->menu, self::groupPayables(SidebarPermissions::navigationFor(user())));
+    }
 
-        foreach (SidebarPermissions::navigationFor(user()) as $sectionIndex => $section) {
+    public static function groupPayables(array $navigation): array
+    {
+        $keys = ['supplier-payables', 'courier-payables', 'raw-board-payables',
+            'lamination-factory-payables', 'paper-materials', 'edge-banding-materials'];
+        $children = array_values(array_filter($navigation, static fn (array $section): bool => in_array($section['slug'], $keys, true)));
+        if ($children === []) {
+            return $navigation;
+        }
+
+        $result = [];
+        $inserted = false;
+        foreach ($navigation as $section) {
+            if ($section['slug'] === 'payable-items' || in_array($section['slug'], $keys, true)) {
+                if (! $inserted) {
+                    $result[] = ['slug' => 'payable-items', 'title' => '应付款项', 'icon' => 'payments', 'sections' => $children];
+                    $inserted = true;
+                }
+                continue;
+            }
+            $result[] = $section;
+        }
+        return $result;
+    }
+
+    private function renderSections($menu, array $navigation): void
+    {
+
+        foreach ($navigation as $sectionIndex => $section) {
+            if (! empty($section['sections'])) {
+                $menu->dropdown($section['title'], function ($sub) use ($section): void {
+                    $this->renderSections($sub, $section['sections']);
+                }, ($sectionIndex + 1) * 10, ['title' => $section['title'], 'icon' => $section['icon']]);
+                continue;
+            }
             if (in_array($section['slug'], self::PROTOTYPE_NAV_SECTIONS, true)) {
                 continue;
             }

tests/Unit/View/PayablesGroupTest.php

@@ -0,0 +1,34 @@
+<?php
+
+namespace Tests\Unit\View;
+
+use App\Listeners\Menu\ShowInAdmin;
+use PHPUnit\Framework\TestCase;
+
+require_once dirname(__DIR__, 3) . '/app/Listeners/Menu/ShowInAdmin.php';
+
+class PayablesGroupTest extends TestCase
+{
+    public function test_group_preserves_sections_and_does_not_include_inventory(): void
+    {
+        $original = require dirname(__DIR__, 3) . '/config/business_navigation.php';
+        $grouped = ShowInAdmin::groupPayables($original);
+        $slugs = array_column($grouped, 'slug');
+        $index = array_search('payable-items', $slugs, true);
+        $this->assertSame('store-receivables', $slugs[$index - 1]);
+        $this->assertCount(6, $grouped[$index]['sections']);
+        $this->assertContains('inventory-management', $slugs);
+        foreach ($grouped[$index]['sections'] as $section) {
+            $this->assertNotContains($section['slug'], $slugs);
+            $this->assertSame($original[array_search($section['slug'], array_column($original, 'slug'), true)], $section);
+        }
+    }
+
+    public function test_only_authorized_sections_are_grouped(): void
+    {
+        $allowed = [['slug' => 'courier-payables', 'title' => '快递应付', 'pages' => [['slug' => 'freight-reconciliation']]]];
+        $result = ShowInAdmin::groupPayables($allowed);
+        $this->assertSame($allowed, $result[0]['sections']);
+        $this->assertSame([], ShowInAdmin::groupPayables([]));
+    }
+}