清空考试记录

@@ -263,4 +263,43 @@ class ThirdStudy extends Backend
         }
         $this->error(__('Parameter %s can not be empty', 'ids'));
     }
+
+    /**
+     * 清空考试记录
+     */
+    public function clearexamlog($ids = "")
+    {
+        if ($ids) {
+            $pk = $this->model->getPk();
+            $adminIds = $this->getDataLimitAdminIds();
+            if (is_array($adminIds)) {
+                $this->model->where($this->dataLimitField, 'in', $adminIds);
+            }
+            $list = $this->model->where($pk, 'in', $ids)->select();
+            $count = 0;
+            Db::startTrans();
+            try {
+                foreach ($list as $k => $v) {
+                    // 删除考试记录
+                    Db::name('third_exam')->where('user_id',$v['third_id'])->where('study_id',$v['study_id'])->delete();
+                    // 删除答题记录
+                    Db::name('answer_detail')->where('user_id',$v['third_id'])->where('study_id',$v['study_id'])->delete();
+                    $count++;
+                }
+                Db::commit();
+            } catch (PDOException $e) {
+                Db::rollback();
+                $this->error($e->getMessage());
+            } catch (Exception $e) {
+                Db::rollback();
+                $this->error($e->getMessage());
+            }
+            if ($count) {
+                $this->success();
+            } else {
+                $this->error(__('No rows were deleted'));
+            }
+        }
+        $this->error(__('Parameter %s can not be empty', 'ids'));
+    }
 }

@@ -29,7 +29,27 @@ define(['jquery', 'bootstrap', 'backend', 'table', 'form'], function ($, undefin
                         {field: 'study.examname', title: __('Study.examname')},
                         {field: 'periodtime', title: __('Periodtime'), operate:'RANGE', addclass:'datetimerange', formatter: Table.api.formatter.datetime},
 						{field: 'proportion', title: __('学习进度'), operate:false},
-                        {field: 'operate', title: __('Operate'), table: table, events: Table.api.events.operate, formatter: Table.api.formatter.operate}
+                        //操作栏,默认有编辑、删除或排序按钮,可自定义配置buttons来扩展按钮
+                        {
+                            field: 'operate',
+                            title: __('Operate'),
+                            table: table,
+                            events: Table.api.events.operate,
+                            buttons: [
+                                {
+                                    name: 'clearexamlog',
+                                    text: '清空考试记录',
+                                    title: '清空考试记录',
+                                    classname: 'btn btn-xs btn-danger btn-ajax',
+                                    icon: 'fa fa-long-arrow-down',
+                                    url: 'third_study/clearexamlog?third_study_id={id}',
+                                    success: function (data) {
+                                        table.bootstrapTable('refresh');
+                                    }
+                                }
+                            ],
+                            formatter: Table.api.formatter.operate
+                        }
                     ]
                 ]
             });