微调

app/Helpers/function.php

@@ -226,6 +226,7 @@ function getArticlesByPosition($postion)
  * @Date: 2021/12/1 13:28
  * @param $category_id
  * @param  int  $take
+ * @return \Illuminate\Database\Eloquent\Builder[]|\Illuminate\Database\Eloquent\Collection
  */
 function getResumesByCate($category_id, $take = 8)
 {
@@ -236,3 +237,24 @@ function getResumesByCate($category_id, $take = 8)
         ->get();
 }
 
+
+/**
+ * Notes: 获取所有下级
+ *
+ * @Author: 玄尘
+ * @Date: 2022/8/19 17:24
+ * @param $array
+ * @param $categoryId
+ * @return array
+ */
+function getAllChild($categories, $categoryId)
+{
+    $arr = array();
+    foreach ($categories as $category) {
+        if ($category['parent_id'] == $categoryId) {
+            $arr[] = $category['id'];
+            $arr   = array_merge($arr, getAllChild($categories, $category['id']));
+        };
+    };
+    return $arr;
+}

app/Http/Controllers/CategoryController.php

@@ -3,6 +3,7 @@
 namespace App\Http\Controllers;
 
 use App\Models\Advert;
+use App\Models\Article;
 use App\Models\Category;
 
 class CategoryController extends Controller
@@ -32,11 +33,26 @@ class CategoryController extends Controller
                 $pageCount = 100;
             }
 
-            $articles = $category->relations(Category::TYPE_ARTICLE)
-                ->where('status', 1)
-                ->latest('sort')
-                ->latest('created_at')
-                ->paginate($pageCount);
+            if ($category->id == 37) {
+                $categories = Category::get();
+                $children   = array_merge([$category->id], getAllChild($categories, $category->id));
+
+                $articles = Article::query()
+                    ->whereHas('categories', function ($q) use ($children) {
+                        $q->whereIn('id', $children);
+                    })
+                    ->where('status', 1)
+                    ->latest('sort')
+                    ->latest('created_at')
+                    ->paginate($pageCount);
+            } else {
+                $articles = $category->relations(Category::TYPE_ARTICLE)
+                    ->where('status', 1)
+                    ->latest('sort')
+                    ->latest('created_at')
+                    ->paginate($pageCount);
+            }
+
 
             $parent = $category;
             if (! $category->getChildrenCount() && $category->parent) {