Class: Packages::BuildInfosFinder

Inherits:
Object
  • Object
show all
Includes:
ActiveRecord::ConnectionAdapters::Quoting
Defined in:
app/finders/packages/build_infos_finder.rb

Constant Summary collapse

MAX_PAGE_SIZE = 
100

Instance Method Summary collapse

Constructor Details

#initialize(package_ids, params) ⇒ BuildInfosFinder

Returns a new instance of BuildInfosFinder.



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# File 'app/finders/packages/build_infos_finder.rb', line 9

def initialize(package_ids, params)
  @package_ids = package_ids
  @params = params
end

Instance Method Details

#execute ⇒ Object 



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# File 'app/finders/packages/build_infos_finder.rb', line 14

def execute
  return Packages::BuildInfo.none if @package_ids.blank?

  # This is a highly custom query that
  # will not be re-used elsewhere
  # rubocop: disable CodeReuse/ActiveRecord
  query = Packages::Package.id_in(@package_ids)
            .select('build_infos.*')
            .from([Packages::Package.arel_table, lateral_query.arel.lateral.as('build_infos')])
            .order('build_infos.id DESC')

  # We manually select build_infos fields from the lateral query.
  # Thus, we need to instruct ActiveRecord that returned rows are
  # actually Packages::BuildInfo objects
  Packages::BuildInfo.find_by_sql(query.to_sql)
  # rubocop: enable CodeReuse/ActiveRecord
end