update

backend/models/coin/CoinApplicationCategoryForm.php

@@ -9,6 +9,7 @@
 namespace backend\models\coin;
 
 use backend\models\BaseForm;
+use common\models\psources\CoinAppCate;
 use common\models\psources\CoinApplicationCategory;
 
 class CoinApplicationCategoryForm extends BaseForm
@@ -118,6 +119,10 @@ class CoinApplicationCategoryForm extends BaseForm
     {
         $coin_applicate_category = CoinApplicationCategory::getCategoryById($id);
         if($coin_applicate_category){
+            $hasApp = CoinAppCate::getAppCountByCateId($id);
+            if($hasApp){
+                return ['code' => 1,'msg' => '分类下有应用,无法删除'];
+            }
             $coin_applicate_category->delete();
             return ['code' => 0,'msg' => '应用分类删除成功'];
         }else{

backend/views/application-category/index.php

@@ -26,7 +26,7 @@
         </form>
     </div>
 </div>
-<div class="layui-col-md8">
+<div class="layui-col-md9">
     <table class="layui-table" id="table1" lay-filter="table1"></table>
 </div>
 
@@ -125,6 +125,10 @@
                 field: 'name',
                 title: '名称',
             },
+            {
+                field: 'app_count',
+                title: '应用',
+            },
 
             {
                 field: 'icon_url',

common/models/psources/CoinAppCate.php

@@ -28,4 +28,14 @@ class CoinAppCate extends BaseActiveRecord
         return self::find()->where(['cate_id' => $cate_id])->asArray()->all();
     }
 
+    public static function getAppCountByCateId($cate_id)
+    {
+        return self::find()->where(['cate_id' => $cate_id])->count();
+    }
+
+    public static function getAppCountByCateIds($cate_ids)
+    {
+        $data = self::find()->select('cate_id,count(*) as num')->where(['in','cate_id',$cate_ids])->groupBy('cate_id')->asArray()->all();
+        return array_column($data,'num','cate_id');
+    }
 }
\ No newline at end of file

common/models/psources/CoinApplication.php

@@ -55,6 +55,5 @@ class CoinApplication extends BaseActiveRecord
             }
         }
         return ['count' => $count, 'data' => $data, 'code' => 0];
-
     }
 }
\ No newline at end of file

common/models/psources/CoinApplicationCategory.php

@@ -55,8 +55,11 @@ class CoinApplicationCategory extends BaseActiveRecord
         $data = $data->asArray()->all();
         $icon_Items = array_column($data,'icon');
         $banner_Items = array_column($data,'banner');
+        $id_Items = array_column($data,'id');
         $image_Items = array_merge($icon_Items,$banner_Items);
         $icon_Infos = CoinImage::getItemsByIds($image_Items);
+        //获取分类应用数量
+        $cate_app_items = CoinAppCate::getAppCountByCateIds($id_Items);
         foreach($data as $key => &$value){
             if($value['icon']){
                 $value['icon_url'] = $icon_Infos[$value['icon']]['base_url'].$icon_Infos[$value['icon']]['file_url'];
@@ -68,6 +71,11 @@ class CoinApplicationCategory extends BaseActiveRecord
             }else{
                 $value['banner_image_url'] = '';
             }
+            if(isset($cate_app_items[$value['id']])){
+                $value['app_count'] = $cate_app_items[$value['id']];
+            }else{
+                $value['app_count'] = 0;
+            }
         }
         return ['count' => $count, 'data' => $data, 'code' => 0];
     }