class Terrestrial::OneToManyAssociation
Attributes
foreign_key[R]
key[R]
mapping_name[R]
order[R]
proxy_factory[R]
Public Class Methods
new(mapping_name:, foreign_key:, key:, order:, proxy_factory:)
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# File lib/terrestrial/one_to_many_association.rb, line 5 def initialize(mapping_name:, foreign_key:, key:, order:, proxy_factory:) @mapping_name = mapping_name @foreign_key = foreign_key @key = key @order = order @proxy_factory = proxy_factory end
Public Instance Methods
build_proxy(data_superset:, loader:, record:)
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# File lib/terrestrial/one_to_many_association.rb, line 30 def build_proxy(data_superset:, loader:, record:) proxy_factory.call( query: build_query(data_superset, record), loader: loader, mapping_name: mapping_name, ) end
build_query((superset), record)
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# File lib/terrestrial/one_to_many_association.rb, line 63 def build_query((superset), record) order.apply( superset.where(foreign_key => record.fetch(key)) ) end
dump(parent_record, collection, depth, &block)
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# File lib/terrestrial/one_to_many_association.rb, line 38 def dump(parent_record, collection, depth, &block) foreign_key_pair = { foreign_key => parent_record.fetch(key), } collection.flat_map { |associated_object| block.call(mapping_name, associated_object, foreign_key_pair, depth + depth_modifier) } end
Also aliased as: delete
eager_superset((superset), (associated_dataset))
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# File lib/terrestrial/one_to_many_association.rb, line 53 def eager_superset((superset), (associated_dataset)) [ Dataset.new( superset.where( foreign_key => associated_dataset.select(key) ).to_a ) ] end
extract_foreign_key(_record)
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# File lib/terrestrial/one_to_many_association.rb, line 49 def extract_foreign_key(_record) {} end
local_foreign_keys()
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# File lib/terrestrial/one_to_many_association.rb, line 21 def local_foreign_keys [] end
mapping_names()
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# File lib/terrestrial/one_to_many_association.rb, line 13 def mapping_names [mapping_name] end
outgoing_foreign_keys()
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# File lib/terrestrial/one_to_many_association.rb, line 17 def outgoing_foreign_keys [foreign_key] end
Private Instance Methods
depth_modifier()
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# File lib/terrestrial/one_to_many_association.rb, line 71 def depth_modifier +1 end