protected function _getReferenceDate(Collection $milestones, $referenceMilestone)
{
if (!$milestones->count()) {
return null;
}
if ($referenceMilestone == self::REFERENCE_EXTREMITY_FIRST) {
$milestones->rewind();
return $milestones->current()->getDeadline();
}
if ($referenceMilestone == self::REFERENCE_EXTREMITY_LAST) {
$last = null;
$milestones->rewind();
while ($milestones->valid()) {
$last = $milestones->current()->getDeadline();
$milestones->next();
}
return $last;
}
foreach ($milestones as $milestone) {
if ($milestone->getTitle() == $referenceMilestone) {
return $milestone->getDeadline();
}
}
return null;
}
protected function _getOnStartSuccessMessage(Collection $collection)
{
return "started milestone collection. found " . $collection->count() . " milestones";
}
public function getMilestonesInstance()
{
$milestones = new MilestoneCollection();
$milestones->setService($this)->setHttpClient($this->_getHttpClient());
return $milestones;
}
