From 97f3db810a57705c6203ef95204a65f7c8849845 Mon Sep 17 00:00:00 2001
From: Edward Yang <yangjin@guangda.work>
Date: Wed, 9 Nov 2022 17:53:57 +0800
Subject: [PATCH] =?UTF-8?q?=E6=B8=85=E7=90=86=E5=90=8E=E5=8F=B0=E5=88=86?=
 =?UTF-8?q?=E7=B1=BB=E6=95=B0=E6=8D=AE?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../Http/Controllers/CategoryController.php   |  5 +--
 beike/Models/Category.php                     |  6 +++
 beike/Repositories/CategoryRepo.php           | 39 +++++++++++++++++++
 3 files changed, 46 insertions(+), 4 deletions(-)

diff --git a/beike/Admin/Http/Controllers/CategoryController.php b/beike/Admin/Http/Controllers/CategoryController.php
index e67ca1d8..4fa69fcc 100644
--- a/beike/Admin/Http/Controllers/CategoryController.php
+++ b/beike/Admin/Http/Controllers/CategoryController.php
@@ -15,10 +15,7 @@ class CategoryController extends Controller
 
     public function index()
     {
-        $categories = Category::with('description', 'children.description', 'children.children.description')
-            ->where('parent_id', 0)
-            ->get();
-
+        $categories = CategoryRepo::getAdminList();
         $data = [
             'categories' => CategoryResource::collection($categories),
         ];
diff --git a/beike/Models/Category.php b/beike/Models/Category.php
index 6175956b..6ef8f355 100644
--- a/beike/Models/Category.php
+++ b/beike/Models/Category.php
@@ -2,6 +2,7 @@
 
 namespace Beike\Models;
 
+use Illuminate\Database\Eloquent\Relations\BelongsTo;
 use Illuminate\Database\Eloquent\Relations\HasOne;
 use Illuminate\Database\Eloquent\Relations\HasMany;
 use Illuminate\Database\Eloquent\Factories\HasFactory;
@@ -20,6 +21,11 @@ class Category extends Base
         'active' => 'boolean',
     ];
 
+    public function parent(): BelongsTo
+    {
+        return $this->belongsTo(Category::class, 'parent_id');
+    }
+
     public function children(): HasMany
     {
         return $this->hasMany(Category::class, 'parent_id');
diff --git a/beike/Repositories/CategoryRepo.php b/beike/Repositories/CategoryRepo.php
index 80022c04..c54e7a6d 100644
--- a/beike/Repositories/CategoryRepo.php
+++ b/beike/Repositories/CategoryRepo.php
@@ -22,6 +22,41 @@ class CategoryRepo
     private static $allCategoryWithName = null;
 
 
+    /**
+     * 后台获取分类列表
+     * @return Builder[]|Collection
+     */
+    public static function getAdminList()
+    {
+        self::cleanCategories();
+        return Category::with(['description', 'children.description', 'children.children.description'])
+            ->where('parent_id', 0)
+            ->get();
+    }
+
+
+    /**
+     * 清理分类数据
+     */
+    public static function cleanCategories()
+    {
+        $categories = Category::with([
+            'parent',
+            'description',
+        ])->get();
+
+        foreach ($categories as $category) {
+            if ($category->parent_id && empty($category->parent)) {
+                $category->parent_id = 0;
+                $category->save();
+            }
+            if (empty($category->description)) {
+                $category->delete();
+            }
+        }
+    }
+
+
     public static function flatten(string $locale, $separator = ' > '): array
     {
         $sql = "SELECT cp.category_id AS id, TRIM(LOWER(GROUP_CONCAT(cd1.name ORDER BY cp.level SEPARATOR '{$separator}'))) AS name, c1.parent_id, c1.position";
@@ -108,6 +143,10 @@ class CategoryRepo
                 if ($pathName) {
                     $pathName .= ' > ';
                 }
+                if (empty($path->pathCategory)) {
+                    $path->delete();
+                    continue;
+                }
                 $pathName .= $path->pathCategory->description->name;
             }
             $results[] = [