更新内核，API接口开发的一些尝试，后期会增加API接口开发这块

core/library/traits/model/SoftDelete.php

@@ -30,7 +30,7 @@ trait SoftDelete
     {
         $model = new static();
         $field = $model->getDeleteTimeField(true);
-        return $model->db(false);
+        return $model->getQuery();
     }
 
     /**
@@ -42,7 +42,7 @@ trait SoftDelete
     {
         $model = new static();
         $field = $model->getDeleteTimeField(true);
-        return $model->db(false)
+        return $model->getQuery()
             ->useSoftDelete($field, ['not null', '']);
     }
 
@@ -60,11 +60,10 @@ trait SoftDelete
         $name = $this->getDeleteTimeField();
         if (!$force) {
             // 软删除
-            $this->change[]    = $name;
             $this->data[$name] = $this->autoWriteTimestamp($name);
             $result            = $this->isUpdate()->save();
         } else {
-            $result = $this->db(false)->delete($this->data);
+            $result = $this->getQuery()->delete($this->data);
         }
 
         $this->trigger('after_delete', $this);
@@ -117,7 +116,7 @@ trait SoftDelete
             $where[$pk] = $this->getData($pk);
         }
         // 恢复删除
-        return $this->db(false)
+        return $this->getQuery()
             ->useSoftDelete($name, ['not null', ''])
             ->where($where)
             ->update([$name => null]);
@@ -143,7 +142,7 @@ trait SoftDelete
      */
     protected function getDeleteTimeField($read = false)
     {
-        $field = isset($this->deleteTime) ? $this->deleteTime : 'delete_time';
+        $field = property_exists($this, 'deleteTime') && isset($this->deleteTime) ? $this->deleteTime : 'delete_time';
         if (!strpos($field, '.')) {
             $field = '__TABLE__.' . $field;
         }