Class: Hyrax::CustomQueries::Navigators::ChildFileSetsNavigator

Inherits:
Object
  • Object
show all
Defined in:
app/services/hyrax/custom_queries/navigators/child_file_sets_navigator.rb

Overview

Navigate from a resource to the child filesets in the resource.

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(query_service:) ⇒ ChildFileSetsNavigator

Returns a new instance of ChildFileSetsNavigator.

Since:

  • 3.4.0


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# File 'app/services/hyrax/custom_queries/navigators/child_file_sets_navigator.rb', line 19

def initialize(query_service:)
  @query_service = query_service
end

Instance Attribute Details

#query_serviceObject (readonly)

Since:

  • 3.4.0


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# File 'app/services/hyrax/custom_queries/navigators/child_file_sets_navigator.rb', line 17

def query_service
  @query_service
end

Class Method Details

.queriesObject

Define the queries that can be fulfilled by this navigator.

Since:

  • 3.4.0


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# File 'app/services/hyrax/custom_queries/navigators/child_file_sets_navigator.rb', line 13

def self.queries
  [:find_child_file_sets, :find_child_file_set_ids]
end

Instance Method Details

#find_child_file_set_ids(resource:) ⇒ Array<Valkyrie::ID>

Find the ids of child filesets of a given resource, and map to Valkyrie Resources IDs

Parameters:

  • resource (Valkyrie::Resource)

Returns:

  • (Array<Valkyrie::ID>)

Since:

  • 3.4.0


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# File 'app/services/hyrax/custom_queries/navigators/child_file_sets_navigator.rb', line 39

def find_child_file_set_ids(resource:)
  find_child_file_sets(resource: resource).map(&:id)
end

#find_child_file_sets(resource:) ⇒ Array<Valkyrie::Resource>

Find child filesets of a given resource, and map to Valkyrie Resources

Parameters:

  • resource (Valkyrie::Resource)

Returns:

  • (Array<Valkyrie::Resource>)

Since:

  • 3.4.0


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# File 'app/services/hyrax/custom_queries/navigators/child_file_sets_navigator.rb', line 29

def find_child_file_sets(resource:)
  query_service.find_members(resource: resource).select(&:file_set?)
end