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# frozen_string_literal: true
module ExportCsv
class BaseService
# Target attachment size before base64 encoding
TARGET_FILESIZE = 15.megabytes
def initialize(relation, resource_parent)
@objects = relation
@resource_parent = resource_parent
end
def csv_data
csv_builder.render(TARGET_FILESIZE)
end
def email(user)
raise NotImplementedError
end
private
attr_reader :resource_parent, :objects
# rubocop: disable CodeReuse/ActiveRecord
def csv_builder
@csv_builder ||=
CsvBuilder.new(objects.preload(associations_to_preload), header_to_value_hash)
end
# rubocop: enable CodeReuse/ActiveRecord
def associations_to_preload
[]
end
def header_to_value_hash
raise NotImplementedError
end
end
end
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