Class: PactBroker::Versions::EagerLoaders::LatestVersionForBranch

Inherits:
Object
  • Object
show all
Defined in:
lib/pact_broker/versions/eager_loaders.rb

Class Method Summary collapse

Class Method Details

.call(eo, **other) ⇒ Object 



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# File 'lib/pact_broker/versions/eager_loaders.rb', line 5

def self.call(eo, **other)
  initialize_association(eo[:rows])
  populate_associations(eo[:rows])
end

.group_by_pacticipant_id(versions) ⇒ Object 



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# File 'lib/pact_broker/versions/eager_loaders.rb', line 20

def self.group_by_pacticipant_id(versions)
  versions.to_a.group_by(&:pacticipant_id)
end

.initialize_association(versions) ⇒ Object 



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# File 'lib/pact_broker/versions/eager_loaders.rb', line 10

def self.initialize_association(versions)
  versions.each{|version| version.associations[:latest_version_for_branch] = nil }
end

.latest_versions_for_pacticipant_branches(pacticipant_id, branches, version_class) ⇒ Object 



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# File 'lib/pact_broker/versions/eager_loaders.rb', line 39

def self.latest_versions_for_pacticipant_branches(pacticipant_id, branches, version_class)
  version_class.latest_versions_for_pacticipant_branches(pacticipant_id, branches).each_with_object({}) do | row, hash |
    hash[[row.pacticipant_id, row.branch]] = row
  end
end

.populate_associations(versions) ⇒ Object 



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# File 'lib/pact_broker/versions/eager_loaders.rb', line 14

def self.populate_associations(versions)
  group_by_pacticipant_id(versions).each do | pacticipant, versions |
    populate_associations_by_pacticipant(pacticipant, versions)
  end
end

.populate_associations_by_pacticipant(pacticipant_id, versions) ⇒ Object 



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# File 'lib/pact_broker/versions/eager_loaders.rb', line 24

def self.populate_associations_by_pacticipant(pacticipant_id, versions)
  latest_versions_for_branches = latest_versions_for_pacticipant_branches(
    pacticipant_id,
    versions.collect(&:branch).uniq.compact,
    versions.first.class
  )
  self.populate_versions_with_branches(versions, latest_versions_for_branches)
end

.populate_versions_with_branches(versions, latest_versions_for_branches) ⇒ Object 



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# File 'lib/pact_broker/versions/eager_loaders.rb', line 33

def self.populate_versions_with_branches(versions, latest_versions_for_branches)
  versions.select(&:branch).each do | version |
    version.associations[:latest_version_for_branch] = latest_versions_for_branches[[version.pacticipant_id, version.branch]]
  end
end