Class: Item::FloorPlanRetriever

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

Overview

Retrieves all the room configurations vignettes associated with a particular item.

Defined Under Namespace

Classes: Result

Instance Method Summary collapse

Methods inherited from BaseService

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

Constructor Details

#initialize(options = {}) ⇒ FloorPlanRetriever

==== Initialization options (pass as a hash)

  • +:max_rooms+ - At max, return only this number of floorplans
    ==== Examples


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# File 'app/services/item/floor_plan_retriever.rb', line 14

def initialize(options = {})
  super
end

Instance Method Details

#process(product_line) ⇒ Object

Retrieves all product specifications available to a given item

==== Parameters

  • +item+ - The item for which you want to retrieve floor plans

==== Returns

A Result object with

  • +all_rooms+ - an array of rooms


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# File 'app/services/item/floor_plan_retriever.rb', line 28

def process(product_line)
  # all_rooms = []
  # all_rooms += rooms_with_floor_plans_for_item(item)
  # all_rooms = all_rooms.compact.uniq
  # all_rooms = all_rooms[0..(options[:max_rooms] - 1)] if options[:max_rooms]
  Result.new(all_rooms: showcases_floor_plans(product_line))
end

#showcases_floor_plans(product_line) ⇒ Object 



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# File 'app/services/item/floor_plan_retriever.rb', line 36

def showcases_floor_plans(product_line)
  return FloorPlanDisplay.none unless product_line

  pl_ids = [product_line.id]
  pl_ids += ProductLine.ancestors_ids(product_line.id)
  pl_ids += ProductLine.descendants_ids(product_line.id)
  pl_ids = pl_ids.compact.uniq

  base_scope = FloorPlanDisplay
               .joins(floor_plan_display_room_configurations: :room_configuration)
               .where(
                 'room_configurations.heating_system_product_line_id IN (:ids) OR room_configurations.quoted_heating_system_pl_id IN (:ids)',
                 ids: pl_ids
               )
               .preload(
                 :floor_plan_display_digital_assets,
                 { floor_plan_display_digital_assets: :digital_asset },
                 room_configurations: [
                   :floor_type,
                   :sub_floor_type,
                   :line_items,
                   { line_items: [:item, { item: [:successor_item, :orderable_view_product_catalogs] }] }
                 ]
               )
               .distinct
               .order(created_at: :desc)

  scope = base_scope.published
  scope = base_scope unless scope.exists? # fast check before falling back to any state

  scope = scope.limit(options[:max_rooms]) if options[:max_rooms]
  scope
end