category qosishsh to'g'irlandi

app/Http/Controllers/Dashboard/Compilation/Controller.php

@@ -50,7 +50,7 @@ class Controller extends ExController
         if ($request->isMethod('get')) {
             $this->authorize('create', 'compilations');
 
-            $categories = $this->categories->whereNull('parent_id')->orderBy('position')->get();
+            $categories = $this->categoryOptions();
             return view('dashboard.compilations.store', compact('categories'));
         }
 
@@ -86,7 +86,7 @@ class Controller extends ExController
 
             $compilation->setRelation('products', $products);
 
-            $categories = $this->categories->whereNull('parent_id')->orderBy('position')->get();
+            $categories = $this->categoryOptions();
 
 
             return view('dashboard.compilations.update', compact('compilation', 'categories'));
@@ -115,6 +115,11 @@ class Controller extends ExController
             ->when($categoryId > 0, function ($builder) use ($categoryId) {
                 $categoryIds = $this->categoryIdsWithChildren($categoryId);
 
+                if (empty($categoryIds)) {
+                    $builder->whereRaw('1 = 0');
+                    return;
+                }
+
                 $builder->whereHas('categories', function ($category) use ($categoryIds) {
                     $category->whereIn('categories.id', $categoryIds);
                 });
@@ -146,25 +151,57 @@ class Controller extends ExController
 
     private function categoryIdsWithChildren(int $categoryId): array
     {
-        $category = Category::with('children.children')->find($categoryId);
+        if (!Category::whereKey($categoryId)->exists()) {
-
-        if (!$category) {
             return [];
         }
 
-        $ids = [$category->id];
+        return $this->collectCategoryIds($categoryId);
-
-        foreach ($category->children as $child) {
-            $ids[] = $child->id;
-
-            foreach ($child->children as $grandChild) {
-                $ids[] = $grandChild->id;
-            }
     }
 
-        return $ids;
+    private function collectCategoryIds(int $categoryId, array $visited = []): array
+    {
+        if (in_array($categoryId, $visited, true)) {
+            return [];
         }
 
+        $visited[] = $categoryId;
+        $ids = [$categoryId];
+
+        $children = Category::where('parent_id', $categoryId)
+            ->orderBy('position')
+            ->pluck('id');
+
+        foreach ($children as $childId) {
+            $ids = array_merge($ids, $this->collectCategoryIds((int) $childId, $visited));
+        }
+
+        return array_values(array_unique($ids));
+    }
+
+    private function categoryOptions($parentId = null, string $prefix = '')
+    {
+        return Category::select('id', 'name', 'parent_id')
+            ->when($parentId === null, function ($query) {
+                $query->whereNull('parent_id');
+            }, function ($query) use ($parentId) {
+                $query->where('parent_id', $parentId);
+            })
+            ->orderBy('position')
+            ->get()
+            ->flatMap(function (Category $category) use ($prefix) {
+                $ru = $category->name['ru'] ?? $category->name['uz'] ?? '';
+                $uz = $category->name['uz'] ?? $ru;
+
+                return collect([[
+                    'id' => $category->id,
+                    'name' => [
+                        'ru' => $prefix . $ru,
+                        'uz' => $prefix . $uz,
+                    ],
+                ]])->merge($this->categoryOptions($category->id, $prefix . '- '));
+            })
+            ->values();
+    }
 
     /**
      * @param Compilation $compilation

resources/js/components/Compilation/Store.vue

@@ -50,7 +50,7 @@
                                             <multiselect v-model="compilations"
                                                          placeholder="Искать"
                                                          label="name"
-                                                         track-by="name"
+                                                         track-by="id"
                                                          :options="products"
                                                          :option-height="104"
                                                          :custom-label="customLabel"
@@ -168,7 +168,7 @@
         }),
 
         mounted() {
-
+            this.SearchProduct('');
         },
 
         methods: {

resources/js/components/Compilation/Update.vue

@@ -50,7 +50,7 @@
                                             <multiselect v-model="compilations"
                                                          placeholder="Искать"
                                                          label="name"
-                                                         track-by="name"
+                                                         track-by="id"
                                                          :options="products"
                                                          :option-height="104"
                                                          :custom-label="customLabel"
@@ -171,7 +171,7 @@
         },
 
         mounted() {
-
+            this.SearchProduct('');
         },
 
         methods: {