/** * Reorder the entire sequence if on of the blocks changes position. * @param int $oldValue * @param CurriculumInventorySequenceBlockInterface $block * @param ManagerInterface $manager * @throws \OutOfRangeException */ protected function reorderBlocksInSequenceOnOrderChange($oldValue, CurriculumInventorySequenceBlockInterface $block, ManagerInterface $manager) { $parent = $block->getParent(); if (!$parent) { return; } if ($parent->getChildSequenceOrder() !== CurriculumInventorySequenceBlockInterface::ORDERED) { return; } $newValue = $block->getOrderInSequence(); $blocks = $parent->getChildrenAsSortedList(); $blocks = array_filter($blocks, function ($sibling) use($block) { return $sibling->getId() !== $block->getId(); }); $blocks = array_values($blocks); $minRange = 1; $maxRange = count($blocks) + 1; if ($newValue < $minRange || $newValue > $maxRange) { throw new \OutOfRangeException("The given order-in-sequence value {$newValue} falls outside the range {$minRange} - {$maxRange}."); } if ($oldValue === $newValue) { return; } array_splice($blocks, $block->getOrderInSequence() - 1, 0, [$block]); for ($i = 0, $n = count($blocks); $i < $n; $i++) { /* @var CurriculumInventorySequenceBlockInterface $current */ $current = $blocks[$i]; $j = $i + 1; if ($current->getId() !== $block && $current->getOrderInSequence() !== $j) { $current->setOrderInSequence($j); $manager->update($current, false, false); } } }