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<?php |
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namespace CSlant\Blog\Api\Services; |
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use CSlant\Blog\Api\Supports\Queries\QueryPost; |
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use CSlant\Blog\Core\Http\Responses\Base\BaseHttpResponse; |
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use CSlant\Blog\Core\Models\Post; |
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use Illuminate\Contracts\Pagination\LengthAwarePaginator; |
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use Illuminate\Support\Arr; |
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/** |
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* Class PostService |
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* |
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* @package CSlant\Blog\Api\Services |
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* |
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* @method BaseHttpResponse httpResponse() |
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*/ |
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class PostService |
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{ |
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/** |
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* @param array<string, mixed> $filters |
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* |
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* @return LengthAwarePaginator<int, Post> |
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*/ |
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public function getCustomFilters(array $filters): LengthAwarePaginator |
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{ |
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$query = Post::query()->withCount(['comments', 'likes'])->with(['comments', 'likes']); |
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$query = QueryPost::setBaseCustomFilterQuery($query, $filters); |
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$query = $query |
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->wherePublished() |
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->orderBy( |
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Arr::get($filters, 'order_by', 'updated_at'), |
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Arr::get($filters, 'order', 'desc') |
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); |
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return $query->paginate((int) $filters['per_page']); |
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} |
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/** |
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* Get navigation posts based on content relevance |
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* Optimized to get individual posts without fetching collections |
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* |
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* @param Post $currentPost |
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* @return array{previous: null|Post, next: null|Post} |
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*/ |
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public function getNavigationPosts(Post $currentPost): array |
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{ |
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// Load relationships if not already loaded |
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if (!$currentPost->relationLoaded('categories')) { |
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$currentPost->load('categories'); |
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} |
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if (!$currentPost->relationLoaded('tags')) { |
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$currentPost->load('tags'); |
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} |
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$categoryIds = collect($currentPost->categories)->pluck('id'); |
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$tagIds = collect($currentPost->tags)->pluck('id'); |
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// Get previous post |
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$previous = $this->getSingleNavigationPost($currentPost->id, $categoryIds, $tagIds); |
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// Get next post (exclude the previous post if found) |
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$excludeIds = [$currentPost->id]; |
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if ($previous) { |
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$excludeIds[] = $previous->id; |
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} |
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$next = $this->getSingleNavigationPost($currentPost->id, $categoryIds, $tagIds, $excludeIds); |
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return [ |
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'previous' => $previous, |
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'next' => $next, |
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]; |
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} |
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/** |
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* Get a single navigation post |
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* |
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* @param int $currentPostId |
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* @param \Illuminate\Support\Collection $categoryIds |
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* @param \Illuminate\Support\Collection $tagIds |
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* @param array $excludeIds |
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* @return null|Post |
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*/ |
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private function getSingleNavigationPost(int $currentPostId, $categoryIds, $tagIds, array $excludeIds = []): ?Post |
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{ |
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if (empty($excludeIds)) { |
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$excludeIds = [$currentPostId]; |
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} |
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// Try category match first |
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if ($categoryIds->isNotEmpty()) { |
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$post = Post::query() |
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->wherePublished() |
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->whereNotIn('id', $excludeIds) |
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->whereHas('categories', function ($query) use ($categoryIds) { |
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$query->whereIn('categories.id', $categoryIds); |
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}) |
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->with(['slugable', 'categories', 'tags', 'author']) |
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->inRandomOrder() |
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->first(); |
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if ($post) { |
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return $post; |
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} |
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} |
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// Try tag match if no category match |
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if ($tagIds->isNotEmpty()) { |
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$post = Post::query() |
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->wherePublished() |
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->whereNotIn('id', $excludeIds) |
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->whereHas('tags', function ($query) use ($tagIds) { |
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$query->whereIn('tags.id', $tagIds); |
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}) |
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->with(['slugable', 'categories', 'tags', 'author']) |
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->inRandomOrder() |
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->first(); |
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if ($post) { |
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return $post; |
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} |
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} |
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// Fallback to any random post |
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return Post::query() |
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->wherePublished() |
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->whereNotIn('id', $excludeIds) |
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->with(['slugable', 'categories', 'tags', 'author']) |
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->inRandomOrder() |
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->first(); |
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} |
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} |
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cslant /
blog-api-package
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