From 79f6f77e2db111267cfc90c65abd3e3d825c5337 Mon Sep 17 00:00:00 2001
From: Edward Yang <yangjin@guangda.work>
Date: Wed, 11 Jan 2023 17:30:23 +0800
Subject: [PATCH] =?UTF-8?q?=E8=8E=B7=E5=8F=96=E5=88=86=E9=A1=B5=E6=95=B0?=
 =?UTF-8?q?=E5=88=97=E8=A1=A8?=
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---
 beike/Repositories/CategoryRepo.php           | 27 ++++++++++++++-----
 .../Http/Controllers/CategoryController.php   |  1 +
 2 files changed, 22 insertions(+), 6 deletions(-)

diff --git a/beike/Repositories/CategoryRepo.php b/beike/Repositories/CategoryRepo.php
index b2dc85e0..3c7ead05 100644
--- a/beike/Repositories/CategoryRepo.php
+++ b/beike/Repositories/CategoryRepo.php
@@ -67,6 +67,21 @@ class CategoryRepo
         return DB::select($sql);
     }
 
+    /**
+     * 生成每页产品数列表, 客户可以自己选择如何分页
+     *
+     * @return array
+     */
+    public static function getPerPages(): array
+    {
+        $perPages = [];
+        $configPerPage = system_setting('base.product_per_page', 20);
+        for ($index = 1; $index <= 5; $index++) {
+            $perPages[] = $configPerPage * $index;
+        }
+        return $perPages;
+    }
+
     /**
      * 获取顶级及其子分类
      */
@@ -150,9 +165,9 @@ class CategoryRepo
                 $pathName .= $path->pathCategory->description->name;
             }
             $results[] = [
-                'id'     => $category->id,
+                'id' => $category->id,
                 'status' => $category->active,
-                'name'   => $pathName,
+                'name' => $pathName,
             ];
         }
 
@@ -167,7 +182,7 @@ class CategoryRepo
     {
         if (is_int($category)) {
             $category = Category::query()->findOrFail($category);
-        } elseif (! ($category instanceof Category)) {
+        } elseif (!($category instanceof Category)) {
             throw new \Exception('invalid category');
         }
         $category->descriptions()->delete();
@@ -183,7 +198,7 @@ class CategoryRepo
      */
     public static function getName($category)
     {
-        $id         = is_int($category) ? $category : $category->id;
+        $id = is_int($category) ? $category : $category->id;
         $categories = self::getAllCategoriesWithName();
 
         return $categories[$id]['name'] ?? '';
@@ -199,11 +214,11 @@ class CategoryRepo
             return self::$allCategoryWithName;
         }
 
-        $items      = [];
+        $items = [];
         $categories = self::getBuilder()->select('id')->get();
         foreach ($categories as $category) {
             $items[$category->id] = [
-                'id'   => $category->id,
+                'id' => $category->id,
                 'name' => $category->description->name ?? '',
             ];
         }
diff --git a/beike/Shop/Http/Controllers/CategoryController.php b/beike/Shop/Http/Controllers/CategoryController.php
index 49c45153..723f04e9 100644
--- a/beike/Shop/Http/Controllers/CategoryController.php
+++ b/beike/Shop/Http/Controllers/CategoryController.php
@@ -27,6 +27,7 @@ class CategoryController extends Controller
             'filter_data'     => ['attr' => ProductRepo::getFilterAttribute($filterData), 'price' => ProductRepo::getFilterPrice($filterData)],
             'products_format' => $products->jsonSerialize(),
             'products'        => $products,
+            'per_pages'       => CategoryRepo::getPerPages(),
         ];
 
         return view('category', $data);