Class: Item::PublicationRetriever

Inherits:
BaseService show all
Defined in:
app/services/item/publication_retriever.rb

Defined Under Namespace

Classes: Result

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods inherited from BaseService

#log_debug, #log_error, #log_info, #log_warning, #logger, #options, #tagged_logger

Constructor Details

#initialize(options = {}) ⇒ PublicationRetriever

Returns a new instance of PublicationRetriever.



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# File 'app/services/item/publication_retriever.rb', line 8

def initialize(options = {})
  @pl_retriever = ProductLine::PublicationRetriever.new
  super
end

Instance Attribute Details

#pl_retriever ⇒ Object (readonly)

Returns the value of attribute pl_retriever.



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# File 'app/services/item/publication_retriever.rb', line 6

def pl_retriever
  @pl_retriever
end

Instance Method Details

#get_item_product_line_urls(item, product_line_urls: nil, all_product_lines: false) ⇒ Array<String>

Retrieves the URLs of the product lines associated with the given item.

Parameters:

  • item (Item) —

    the item to retrieve the product line URLs for

  • product_line_urls (Object, nil) (defaults to: nil)
  • all_product_lines (Boolean) (defaults to: false)

Returns:

  • (Array<String>) —

    the URLs of the product lines associated with the item



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# File 'app/services/item/publication_retriever.rb', line 103

def get_item_product_line_urls(item, product_line_urls: nil, all_product_lines: false)
  pl_urls = []
  if all_product_lines
    pl_urls << item.primary_product_line&.slug_ltree&.to_s
    pl_urls += item.product_lines.pluck(:slug_ltree).map(&:to_s)
  elsif product_line_urls.present?
    pl_urls = product_line_urls & @item.product_lines.pluck(:slug_ltree).map(&:to_s)
  else # primary only
    pl_urls = [item.primary_product_line&.slug_ltree&.to_s].compact
  end
  pl_urls.compact.uniq
end

#get_publications_for_product_line_urls(product_line_urls:, product_category_ids:, categories:, locale:, tags:, publication_category_paths:) ⇒ Object 



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# File 'app/services/item/publication_retriever.rb', line 116

def get_publications_for_product_line_urls(product_line_urls:, product_category_ids:, categories:, locale:, tags:, publication_category_paths:)
  product_line_urls.flat_map do |product_line_url|
    logger.debug "Retrieving publications for product line #{product_line_url.inspect}, product_category_ids: #{product_category_ids.inspect}"
    res = pl_retriever.process(product_line_url,
                               product_category_ids:,
                               categories:,
                               locale:,
                               tags:,
                               publication_category_paths:,
                               ignore_item_specific_documents: true)
    res.all_publications
  end
end

#process(item_sku, categories: nil, locale: nil, all_product_lines: false, product_line_urls: nil, tags: nil, publication_category_paths: nil, include_product_lines_publications: true) ⇒ Object

A Result object with

  • +all_publications+ - an array of all publications combined
  • +publications_grouped+ - a hash of publications grouped by their category


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# File 'app/services/item/publication_retriever.rb', line 16

def process(item_sku, categories: nil,
            locale: nil,
            all_product_lines: false,
            product_line_urls: nil,
            tags: nil,
            publication_category_paths: nil,
            include_product_lines_publications: true)
  publications = []
  publications_grouped = {}
  categories = %i[support sales] if categories.blank?

  logger.tagged("Item::PublicationRetriever(#{item_sku})") do
    locale ||= I18n.locale unless locale == :all
    store_id = Store.store_id_for_locale(locale)
    @item = item_sku.is_a?(Item) ? item_sku : Item.find_by(sku: item_sku)
    categories = [categories].flatten.compact.map(&:to_sym)

    # Retrieve for all this item's product line
    product_line_urls = get_item_product_line_urls(@item, product_line_urls:, all_product_lines:)
    product_category_ids = @item.product_category_id
    if include_product_lines_publications
      publications += get_publications_for_product_line_urls(
        product_line_urls:,
        product_category_ids:,
        categories:,
        locale:,
        tags:,
        publication_category_paths:
      )
    end
    # Retrieve item specific publication
    related_publications = publication_query(@item.specific_publications, store_id:, tags:, publication_category_paths:)
    if categories.include?(:all) || categories.blank?
      publications += related_publications
    else
      publications += related_publications.publications_for_support_portal if categories.include?(:support)
      publications += related_publications.publications_for_sales_portal if categories.include?(:sales)
    end

    # Is this a kit? fun's not over yet
    if @item.is_kit?
      @item.kit_components.where(ItemRelation[:include_in_spec].eq(true)).each do |kit_item|
        pr = Item::PublicationRetriever.new
        res = pr.process(kit_item, categories:, locale:,
                                   all_product_lines:,
                                   product_line_urls:,
                                   tags:,
                                   publication_category_paths:)
        publications += res.all_publications
      end
    end

    publications = publications.sort_by { |p| [p.product_category_priority, (p.name.presence || p.name_en).downcase] }.uniq
    publications_grouped = publications.group_by(&:product_category)
  end
  Result.new(all_publications: publications, publications_grouped:)
end

#publication_query(query, store_id: nil, tags: nil, publication_category_paths: nil) ⇒ ActiveRecord::Relation<Publication>

Retrieves a collection of active publications for the given store, optionally filtered by tags.

Parameters:

  • query (ActiveRecord::Relation<Publication>) —

    the base query to filter

  • store_id (Integer) (defaults to: nil) —

    the ID of the store to filter by

  • tags (Array<String>, nil) (defaults to: nil) —

    an optional array of tags to filter the publications by

  • publication_category_paths (String, Array<String>, nil) (defaults to: nil) —

    ltree paths (e.g., LtreePaths::PC_PUBLICATIONS_INSTALLATION)

Returns:

  • (ActiveRecord::Relation<Publication>) —

    the filtered collection of publications



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# File 'app/services/item/publication_retriever.rb', line 81

def publication_query(query, store_id: nil, tags: nil, publication_category_paths: nil)
  res = query.publications.with_publication_attached.active.includes(
    :product_category,
    :taggings,
    { taggings: :tag }
  )
  res = res.in_store(store_id) if store_id.present?
  res = res.tagged_with(tags) if tags.present?
  # Use ltree paths directly for hierarchical query (no DB lookup needed)
  if publication_category_paths.present?
    paths = [publication_category_paths].flatten.compact
    res = res.by_product_category_path(paths.first) if paths.any?
  end
  res
end