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# frozen_string_literal: true
module Gitlab
module ImportExport
module Project
class RelationSaver
def initialize(project:, shared:, relation:)
@project = project
@relation = relation
@shared = shared
end
def save
if root_relation?
serializer.serialize_root
else
serializer.serialize_relation(relation_schema)
end
true
rescue StandardError => e
shared.error(e)
false
end
private
attr_reader :project, :relation, :shared
def serializer
@serializer ||= ::Gitlab::ImportExport::Json::StreamingSerializer.new(
project,
reader.project_tree,
json_writer,
exportable_path: 'project'
)
end
def root_relation?
relation == Projects::ImportExport::RelationExport::ROOT_RELATION
end
def relation_schema
reader.project_tree[:include].find { |include| include[relation.to_sym] }
end
def reader
@reader ||= ::Gitlab::ImportExport::Reader.new(shared: shared)
end
def json_writer
@json_writer ||= ::Gitlab::ImportExport::Json::NdjsonWriter.new(shared.export_path)
end
end
end
end
end
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