/**
* @param int $id
* @param array $custom_flow
* @param array $custom_options
* @return $this|null
*/
function set_current_flow($id, $custom_flow = null, $custom_options = null)
{
if (isset($this->_flow_list[$id])) {
$this->_current_id = $id;
$this->_current_flow = $this->_flow_list[$id];
} else {
$flow = new Module_FlowManager_Flow();
$flow->id = $id;
$get_flow = $flow->get();
if ($get_flow === false) {
$this->_current_id = null;
$this->_current_flow = null;
return null;
}
$this->_current_id = $id;
$this->_current_flow = $flow;
}
$this->custom_flow($custom_flow);
$this->custom_options($custom_options);
return $this;
}
/**
* @param int $flow_id
* @return array
*/
private static function _get_fields_by_flow_id($flow_id)
{
$flow = new Module_FlowManager_Flow();
$flow->id = $flow_id;
$flow_info = $flow->get();
if (!$flow_info) {
return Lib_Helper::get_err_struct(Const_Err_DataAccess::ERR_FLOW_NOT_EXISTS, 'no this flow, flow_id: ' . $flow_id);
}
$fields = Module_ModuleManager_InterfaceGen::get_instance()->gen_fields($flow);
return Lib_Helper::get_return_struct($fields);
}
