19     protected $collection = '';  variable in dokuwiki\\plugin\\aichat\\Storage\\QdrantStorage
105         if ($this->collection) return $this->collection;
109             $this->collection = $this->collectionName;
110             return $this->collection; // collection exists
125         $this->collection = $this->collectionName;
127         return $this->collection;
137             $collection = $this->getCollection();
138             $this->runQuery('/collections/' . $collection, '', 'DELETE');
139             $this->collection = '';
180             $collection = $this->getCollection();
190             '/collections/' . $collection . '/points/delete',