Class: CatalogItem::Remapper

Inherits:
Object
  • Object
show all
Defined in:
app/services/catalog_item/remapper.rb

Overview

Remaps line items in an itemizable from one catalog to another

Defined Under Namespace

Classes: CatalogItemMissing

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(itemizable, options = {}) ⇒ Remapper

Returns a new instance of Remapper.



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# File 'app/services/catalog_item/remapper.rb', line 8

def initialize(itemizable, options={})
  @itemizable = itemizable
  @options = options
  @logger = options[:logger] || Rails.logger
  raise "Customer or catalog nil." if @itemizable.customer.nil? or @itemizable.customer.catalog_id.nil?
  @valid_catalog = options[:target_catalog] || @itemizable.customer.catalog
  @results = []
  @strict_mode = options[:strict_mode] # Blow up if there's an error
end

Instance Attribute Details

#itemizable ⇒ Object (readonly)

Returns the value of attribute itemizable.



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# File 'app/services/catalog_item/remapper.rb', line 6

def itemizable
  @itemizable
end

#logger ⇒ Object (readonly)

Returns the value of attribute logger.



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# File 'app/services/catalog_item/remapper.rb', line 6

def logger
  @logger
end

#results ⇒ Object (readonly)

Returns the value of attribute results.



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# File 'app/services/catalog_item/remapper.rb', line 6

def results
  @results
end

#strict_mode ⇒ Object (readonly)

Returns the value of attribute strict_mode.



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# File 'app/services/catalog_item/remapper.rb', line 6

def strict_mode
  @strict_mode
end

Instance Method Details

#fix_all ⇒ Object 



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# File 'app/services/catalog_item/remapper.rb', line 60

def fix_all
  fix_catalog + fix_associated_records
end

#fix_associated_records ⇒ Object 



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# File 'app/services/catalog_item/remapper.rb', line 56

def fix_associated_records
  (@itemizable.try(:room_configurations) || []).map{|rc| self.class.new(rc).fix_catalog }.flatten
end

#fix_catalog ⇒ Object 



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# File 'app/services/catalog_item/remapper.rb', line 22

def fix_catalog
  @results = []
  logger.info "Fix_catalog: called on #{@itemizable.class.name} #{@itemizable.id}"
  line_items_to_fix = invalid_line_items(@itemizable).to_a
  return @results unless line_items_to_fix.present? || @itemizable.currency != @itemizable.customer.store.currency
  @itemizable.transaction do
    @itemizable.currency = @itemizable.customer.store.currency
    line_items_to_fix.each do |li|
      logger.info "Fix_catalog: line item id #{li.id} sku #{li.sku} has invalid catalog: #{li.catalog_item.catalog_id} but should be #{@valid_catalog.id}"
      remapped_catalog_item = @valid_catalog.catalog_items.active.by_skus(li.sku).first
      if remapped_catalog_item
        old_catalog_item_id = li.catalog_item_id
        li.catalog_item = remapped_catalog_item
        li.price = remapped_catalog_item.amount
        li.save! unless @options[:skip_save]
        @results << "LineItem:#{li.id} was updated from catalog_item_id: #{old_catalog_item_id} to #{remapped_catalog_item.id}"
      else
        msg = "LineItem: #{li.id}, item: #{li.sku} is not available in new catalog #{@valid_catalog.id}"
        if strict_mode
          raise CatalogItemMissing.new(msg)
        end
        @results << "#{msg} and was removed"
        li.destroy #will still save in audit trail if need be
        #raise " Missing catalog item for sku #{li.sku} in catalog id #{@valid_catalog.id}"
      end
    end
    @itemizable.try(:set_for_recalc)
    @itemizable.save! unless @options[:skip_save]
  end
  @itemizable.reload unless @options[:skip_save]

  @results
end

#invalid_line_items(itemizable) ⇒ Object 



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# File 'app/services/catalog_item/remapper.rb', line 18

def invalid_line_items(itemizable)
  itemizable.line_items.non_shipping.joins(:catalog_item).where(CatalogItem[:catalog_id].not_eq(@valid_catalog.id))
end