/**
* Prepare data before saving
*
* @return \Docoflow\Docoflow
*/
public function prepare()
{
if (!$this->step) {
throw new Exception('Cannot create workflow, steps are empty.');
}
$steps = $this->step->rebuild();
if (!$this->group) {
throw new Exception('Cannot create workflow, groups are empty.');
}
$this->group->rebuild($steps);
if (!$this->verificator) {
throw new Exception('Cannot create workflow, verificators are empty.');
}
$this->verificator->rebuild($steps);
$this->prepared = $steps;
return $this;
}
/**
* Get verificators in certain step. If you have 4 steps in your workflow, and you want to get a list of verificators only in 3rd step:
*
* ```php
* Flo::fetch(1)->verificatorsInStep(3);
* ```
*
* @param int $step Step you want to return
*
* @return array|\Docoflow\Entity\Verificator
*/
public function verificatorsInStep($step)
{
if (isset($this->groupedVerificators[$step])) {
return $this->groupedVerificators[$step];
}
if (!$this->bootstrapped->steps) {
$this->makeInternalSteps();
}
$steps = $this->step($step);
if (empty($steps)) {
return [];
}
return $this->groupedVerificators[$step] = Group::make($steps->getRelated('groups'))->gatherVerificators();
}