Class: Catalog::CatalogCloner

Inherits:
BaseService show all
Defined in:
app/services/catalog/catalog_cloner.rb

Instance Method Summary collapse

Methods inherited from BaseService

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

Constructor Details

This class inherits a constructor from BaseService

Instance Method Details

#clone_catalog(old_catalog_id, new_name = nil) ⇒ Object 



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# File 'app/services/catalog/catalog_cloner.rb', line 11

def clone_catalog(old_catalog_id, new_name = nil)
  old_catalog = Catalog.find(old_catalog_id)
  new_catalog = old_catalog.dup
  new_catalog.name = new_name || "#{old_catalog.name} copy"
  new_catalog.save!
  new_catalog
end

#clone_catalog_and_migrate_customer(customer_id, old_catalog_id = nil) ⇒ Object 



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# File 'app/services/catalog/catalog_cloner.rb', line 2

def clone_catalog_and_migrate_customer(customer_id, old_catalog_id = nil)
  Catalog.transaction do
    # If old catalog id is not specified then we assume it is the customer's current catalog
    old_catalog_id ||= Customer.find(customer_id).catalog_id
    new_catalog = clone_catalog(old_catalog_id)
    clone_catalog_items old_catalog_id, new_catalog.id, customer_id
  end
end

#clone_catalog_item(ci, new_catalog) ⇒ Object 



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# File 'app/services/catalog/catalog_cloner.rb', line 73

def clone_catalog_item(ci, new_catalog)
  logger.info "--- Cloning catalog item id #{ci.id} to new catalog #{new_catalog}"
  new_ci = new_catalog.catalog_items.where(store_item_id: ci.store_item_id).first_or_initialize
  new_attrs = ci.attributes.symbolize_keys.except(:id, :created_at, :updated_at, :retailer_information, :translations, :catalog_id).compact
  new_attrs[:skip_check_kit_components] = true
  new_attrs[:state] = if ci.state == 'active_hidden' || ci.amazon_asin.blank?
                        'active_hidden'
                        # A new item or one that was previously discontinued, goes to pending onboarding
                      elsif new_ci.new_record? || new_ci.state == 'discontinued'
                        'pending_onboarding'
                      else # Keep the state, active remains as they are
                        ci.state
                      end

  new_ci.update!(new_attrs)
  new_ci
end

#clone_catalog_items(old_catalog_id, new_catalog_id, customer_id: nil, unmatched_disposition: nil, refresh_price: true) ⇒ Object 



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# File 'app/services/catalog/catalog_cloner.rb', line 19

def clone_catalog_items(old_catalog_id, new_catalog_id, customer_id: nil, unmatched_disposition: nil, refresh_price: true)
  res = {}

  raise 'Catalogs are the same' if old_catalog_id == new_catalog_id

  old_catalog = Catalog.find(old_catalog_id)
  new_catalog = Catalog.find(new_catalog_id)
  customer = Customer.find(customer_id) if customer_id
  raise 'Catalogs store id is not matching' if old_catalog.store_id != new_catalog.store_id

  @catalog_item_old_to_new_id_map = {}
  @catalog_item_cloning_results = []
  @line_item_update_result = []
  copied_catalog_item_ids = []
  begin
    catalog_items = old_catalog.catalog_items.joins(store_item: :item).order('items.is_kit = true'.sql_safe)
    catalog_items = block_given? ? yield(catalog_items) : catalog_items.where(state: %w[active pending_onboarding active_hidden])
    logger.info "Cloning #{catalog_items.size}"
    CatalogItem.transaction do
      # We start by component them move on to kits
      catalog_items.each do |ci|
        new_ci = clone_catalog_item(ci, new_catalog)
        copied_catalog_item_ids << new_ci.id
        @catalog_item_cloning_results << new_ci.attributes
        @catalog_item_old_to_new_id_map[ci.id] = new_ci.id
      end

      # Now migrate
      @line_item_update_result = migrate_customer_to_new_catalog(customer_id, new_catalog.id, @catalog_item_old_to_new_id_map) if customer
    end
    old_catalog.catalog_items.where.not(id: copied_catalog_item_ids).find_each do |old_ci|
      case unmatched_disposition
      when :delete
        logger.info "Deleting #{old_ci.id}"
        old_ci.destroy
      when :discontinue
        logger.info "Discontinuing #{old_ci.id}"
        old_ci.discontinue!
      end
    end

  rescue StandardError => e
    res[:error] = e.message
    logger.error("Exception occurred: #{e.message}")
    logger.error("Backtrace:\n#{e.backtrace.select { |line| line.start_with?(Rails.root.to_s) }.join("\n")}")
  end

  res.merge(
    catalog_items_cloned: @catalog_item_cloning_results.size,
    map_old_to_new: @catalog_item_old_to_new_id_map,
    line_item_update_result: @line_item_update_result.size
  )
end

#migrate_customer_to_new_catalog(customer_id, new_catalog_id, catalog_item_old_to_new_id_map) ⇒ Object 



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# File 'app/services/catalog/catalog_cloner.rb', line 91

def migrate_customer_to_new_catalog(customer_id, new_catalog_id, catalog_item_old_to_new_id_map)
  results = []
  LineItem.transaction do
    connection = ActiveRecord::Base.connection

    # Disable triggers
    connection.execute 'ALTER TABLE line_items DISABLE TRIGGER ALL'

    # Find the line items linked to the customer and catalog items affected
    # Possible resource type
    # "CreditMemo",
    # "Invoice",
    # "Order",
    # "Quote",
    # "RoomConfiguration

    # Or room_configuration_id
    # Or credit_rma_item_id
    # Or delivery_id
    # Or credit_order_line_item_id
    # Amazon WAX7V is 4267467
    old_catalog_item_ids = catalog_item_old_to_new_id_map.keys
    total_items = catalog_item_old_to_new_id_map.size
    catalog_item_old_to_new_id_map.each_with_index do |(old_ci_id, new_ci_id), index|
      line_items = LineItem.joins(:credit_memo).where(credit_memos: { customer_id: }).where(catalog_item_id: old_ci_id)
      res = line_items.update_all(backup_catalog_item_id: old_ci_id, catalog_item_id: new_ci_id)
      results << "Updated #{res} from old ci #{old_ci_id} for #{new_ci_id} linking on credit memos" if res.positive?

      line_items = LineItem.joins(:invoice).where(invoices: { customer_id: }).where(catalog_item_id: old_ci_id)
      res = line_items.update_all(backup_catalog_item_id: old_ci_id, catalog_item_id: new_ci_id)
      results << "Updated #{res} from old ci #{old_ci_id} for #{new_ci_id} linking on invoices" if res.positive?

      line_items = LineItem.joins(:order).where(orders: { customer_id: }).where(catalog_item_id: old_ci_id)
      res = line_items.update_all(backup_catalog_item_id: old_ci_id, catalog_item_id: new_ci_id)
      results << "Updated #{res} from old ci #{old_ci_id} for #{new_ci_id} linking on orders" if res.positive?

      line_items = LineItem.joins(room: :opportunity).where(opportunities: { customer_id: }).where(catalog_item_id: old_ci_id)
      res = line_items.update_all(backup_catalog_item_id: old_ci_id, catalog_item_id: new_ci_id)
      results << "Updated #{res} from old ci #{old_ci_id} for #{new_ci_id} linking on room configurations direct" if res.positive?

      line_items = LineItem.joins(room_configuration: :opportunity).where(opportunities: { customer_id: }).where(catalog_item_id: old_ci_id)
      res = line_items.update_all(backup_catalog_item_id: old_ci_id, catalog_item_id: new_ci_id)
      results << "Updated #{res} from old ci #{old_ci_id} for #{new_ci_id} linking on room configurations indirect" if res.positive?

      line_items = LineItem.joins(delivery: :order).where(orders: { customer_id: }).where(catalog_item_id: old_ci_id)
      res = line_items.update_all(backup_catalog_item_id: old_ci_id, catalog_item_id: new_ci_id)
      results << "Updated #{res} from old ci #{old_ci_id} for #{new_ci_id} linking on delivery -> order" if res.positive?

      line_items = LineItem.joins(delivery: { quote: :opportunity }).where(opportunities: { customer_id: }).where(catalog_item_id: old_ci_id)
      res = line_items.update_all(backup_catalog_item_id: old_ci_id, catalog_item_id: new_ci_id)
      results << "Updated #{res} from old ci #{old_ci_id} for #{new_ci_id} linking on delivery -> quote" if res.positive?

      line_items = LineItem.joins(credit_rma_item: :rma).where(rmas: { customer_id: }).where(catalog_item_id: old_ci_id)
      res = line_items.update_all(backup_catalog_item_id: old_ci_id, catalog_item_id: new_ci_id)
      results << "Updated #{res} from old ci #{old_ci_id} for #{new_ci_id} linking on credit rma item" if res.positive?

      line_items = LineItem.joins(credit_order_line_item: :order).where(order: { customer_id: }).where(catalog_item_id: old_ci_id)
      res = line_items.update_all(backup_catalog_item_id: old_ci_id, catalog_item_id: new_ci_id)
      results << "Updated #{res} from old ci #{old_ci_id} for #{new_ci_id} linking on credit_order_line_item" if res.positive?
    end
    Customer.where(id: customer_id).update_all(catalog_id: new_catalog_id)

    # Re-enable triggers
    connection.execute 'ALTER TABLE line_items ENABLE TRIGGER ALL'
  end
  results
end