Class: ConvenientService::Common::Plugins::CanHaveUserProvidedEntity::Commands::FindOrCreateEntity

Inherits:
Support::Command
  • Object
show all
Defined in:
lib/convenient_service/common/plugins/can_have_user_provided_entity/commands/find_or_create_entity.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods inherited from Support::Command

[], call

Constructor Details

#initialize(namespace:, proto_entity:) ⇒ void

Parameters:

  • namespace (Class)
  • proto_entity (Class) 


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# File 'lib/convenient_service/common/plugins/can_have_user_provided_entity/commands/find_or_create_entity.rb', line 26

def initialize(namespace:, proto_entity:)
  @namespace = namespace
  @proto_entity = proto_entity
end

Instance Attribute Details

#namespace ⇒ Object (readonly)

Returns the value of attribute namespace.



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# File 'lib/convenient_service/common/plugins/can_have_user_provided_entity/commands/find_or_create_entity.rb', line 13

def namespace
  @namespace
end

#proto_entity ⇒ Object (readonly)

Returns the value of attribute proto_entity.



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# File 'lib/convenient_service/common/plugins/can_have_user_provided_entity/commands/find_or_create_entity.rb', line 19

def proto_entity
  @proto_entity
end

Instance Method Details

#call ⇒ void

This method returns an undefined value.



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# File 'lib/convenient_service/common/plugins/can_have_user_provided_entity/commands/find_or_create_entity.rb', line 34

def call
  ::ConvenientService.raise Exceptions::ProtoEntityHasNoName.new(proto_entity: proto_entity) unless proto_entity_name
  ::ConvenientService.raise Exceptions::ProtoEntityHasNoConcern.new(proto_entity: proto_entity) unless proto_entity_concern

  entity.include Core

  entity.include proto_entity_concern

  ##
  # @example Result for service.
  #
  #   klass = ConvenientService::Common::Plugins::CanHaveUserProvidedEntity::Commands::FindOrCreateEntity.call(
  #     namespace: SomeService,
  #     proto_entity: ConvenientService::Service::Plugins::HasJSendResult::Entities::Result
  #   )
  #
  #   ##
  #   # `klass` is something like:
  #   #
  #   # class Result < ConvenientService::Service::Plugins::HasJSendResult::Entities::Result # or just `class Result` if service (namespace) class defines its own.
  #   #   include ConvenientService::Service::Plugins::HasJSendResult::Entities::Result::Concern # (concern)
  #   #
  #   #   class << self
  #   #     def proto_entity
  #   #       ##
  #   #       # NOTE: Returns `proto_entity` passed to `FindOrCreateEntity`.
  #   #       #
  #   #       proto_entity
  #   #     end
  #   #
  #   #     def ==(other)
  #   #       return unless other.respond_to?(:proto_entity)
  #   #
  #   #       self.proto_entity == other.proto_entity
  #   #     end
  #   #   end
  #   # end
  #
  entity.class_exec(proto_entity) do |proto_entity|
    define_singleton_method(:proto_entity) { proto_entity }

    ##
    # @internal
    #   TODO: Try `self.proto_entity == other.proto_entity if self < proto_entity_concern`.
    #
    define_singleton_method(:==) { |other| self.proto_entity == other.proto_entity if other.respond_to?(:proto_entity) }

    ##
    # TODO: `inspect`.
    #
    # define_singleton_method(:inspect) { "#{entity}(Prototyped by #{proto_entity})" }
  end

  entity
end