columnModel->getAll($project_id); } public function getColumn($column_id) { return $this->columnModel->getById($column_id); } public function updateColumn($column_id, $title, $task_limit = 0, $description = '') { return $this->columnModel->update($column_id, $title, $task_limit, $description); } public function addColumn($project_id, $title, $task_limit = 0, $description = '') { return $this->columnModel->create($project_id, $title, $task_limit, $description); } public function removeColumn($column_id) { return $this->columnModel->remove($column_id); } public function changeColumnPosition($project_id, $column_id, $position) { return $this->columnModel->changePosition($project_id, $column_id, $position); } }