Module: Klastera::Concerns::Clusterizable::ClassMethods

Defined in:
app/models/klastera/concerns/clusterizable.rb

Instance Method Summary collapse

Instance Method Details

#batch_assign_clusters(entity_ids, cluster_ids) ⇒ Object

Batch update cluster assignments for multiple entities More efficient than individual updates



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# File 'app/models/klastera/concerns/clusterizable.rb', line 89

def batch_assign_clusters(entity_ids, cluster_ids)
  return if entity_ids.empty? || cluster_ids.empty?

  # Clear existing assignments
  Klastera::ClusterEntity.where(
    entity_type: self.name,
    entity_id: entity_ids
  ).destroy_all

  # Create new assignments
  cluster_assignments = []
  entity_ids.each do |entity_id|
    cluster_ids.each do |cluster_id|
      cluster_assignments << {
        entity_type: self.name,
        entity_id: entity_id,
        cluster_id: cluster_id,
        created_at: Time.current,
        updated_at: Time.current
      }
    end
  end

  Klastera::ClusterEntity.insert_all(cluster_assignments) if cluster_assignments.any?
end

#cluster_entity_params ⇒ Object 



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# File 'app/models/klastera/concerns/clusterizable.rb', line 67

def cluster_entity_params
  [ :cluster_id, { cluster_entities_attributes: [:id, :cluster_id, :_destroy] } ]
end

#preload_clusters(collection) ⇒ Object

Efficiently preload clusters for a collection of entities This prevents N+1 queries when calling clusters_string_separated_by on multiple entities



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# File 'app/models/klastera/concerns/clusterizable.rb', line 75

def preload_clusters(collection)
  return collection if collection.empty?

  ActiveRecord::Associations::Preloader.new.preload(
    collection,
    cluster_entities: :cluster
  )
  collection
end