- $sortedBooks = [];
- $updatedModels = collect();
- $sortMap = json_decode($request->get('sort-tree'));
- $defaultBookId = $book->id;
-
- // Loop through contents of provided map and update entities accordingly
- foreach ($sortMap as $bookChild) {
- $priority = $bookChild->sort;
- $id = intval($bookChild->id);
- $isPage = $bookChild->type == 'page';
- $bookId = $this->entityRepo->exists('book', $bookChild->book) ? intval($bookChild->book) : $defaultBookId;
- $chapterId = ($isPage && $bookChild->parentChapter === false) ? 0 : intval($bookChild->parentChapter);
- $model = $this->entityRepo->getById($isPage?'page':'chapter', $id);
-
- // Update models only if there's a change in parent chain or ordering.
- if ($model->priority !== $priority || $model->book_id !== $bookId || ($isPage && $model->chapter_id !== $chapterId)) {
- $this->entityRepo->changeBook($isPage?'page':'chapter', $bookId, $model);
- $model->priority = $priority;
- if ($isPage) $model->chapter_id = $chapterId;
- $model->save();
- $updatedModels->push($model);
- }