belongsTo(Article::class); } public function categories() { return $this->article->categories(); } public function tags() { return $this->article->tags(); } public function tariff() { return $this->belongsTo(Tariff::class); } public function variation() { return $this->belongsTo(Variation::class); } public function scopeByArticle($query, $id) { return $query->where('article_id', $id); } public function scopeByArticleNature($query, $article_nature_id) { return $query->whereHas('article.article_nature', function ($query) use ($article_nature_id) { $query->byArticleNature($article_nature_id); }); } public function scopeByCategory($query, $category_id) { return $query->whereHas('article.categories', function ($query) use ($category_id) { $query->where('category_id', $category_id); }); } public function scopeByPackage($query, $package_id) { return $query->whereHas('variation', function ($query) use ($package_id) { $query->byPackage($package_id); }); } public function scopeByStatus($query, $id) { return $query->where('status_id', $id); } public function scopeByTag($query, $tag_id) { return $query->whereHas('article.tags', function ($query) use ($tag_id) { $query->where('tag_id', $tag_id); }); } public function scopeByTags($query, $tags) { return $query->whereHas('article.tags', function ($query) use ($tags) { $query->whereIn('tag_id', $tags); }); } public function scopeByVariation($query, $id) { return $query->where('variation_id', $id); } }