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# frozen_string_literal: true
module Gitlab
module ImportExport
module Json
class NdjsonWriter
include Gitlab::ImportExport::CommandLineUtil
def initialize(dir_path)
@dir_path = dir_path
end
def close
end
def write_attributes(exportable_path, hash)
# It will create:
# tree/project.json
with_file("#{exportable_path}.json") do |file|
file.write(hash.to_json)
end
end
def write_relation(exportable_path, relation, value)
# It will create:
# tree/project/ci_cd_setting.ndjson
with_file(exportable_path, "#{relation}.ndjson") do |file|
file.write(value.to_json)
end
end
def write_relation_array(exportable_path, relation, items)
# It will create:
# tree/project/merge_requests.ndjson
with_file(exportable_path, "#{relation}.ndjson") do |file|
items.each do |item|
file.write(item.to_json)
file.write("\n")
end
end
end
private
def with_file(*path)
file_path = File.join(@dir_path, *path)
raise ArgumentError, "The #{file_path} already exist" if File.exist?(file_path)
# ensure that path is created
mkdir_p(File.dirname(file_path))
File.open(file_path, "wb") do |file|
yield(file)
end
end
end
end
end
end
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