lib/gitlab/import_export/project/tree_saver.rb


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# frozen_string_literal: true

module Gitlab
  module ImportExport
    module Project
      class TreeSaver
        attr_reader :full_path

        def initialize(project:, current_user:, shared:, params: {})
          @params       = params
          @project      = project
          @current_user = current_user
          @shared       = shared
          @full_path    = File.join(@shared.export_path, ImportExport.project_filename)
        end

        def save
          json_writer = ImportExport::JSON::LegacyWriter.new(
            @full_path,
            allowed_path: "project"
          )

          ImportExport::JSON::StreamingSerializer.new(
            exportable,
            reader.project_tree,
            json_writer,
            exportable_path: "project"
          ).execute

          true
        rescue => e
          @shared.error(e)
          false
        ensure
          json_writer&.close
        end

        private

        def reader
          @reader ||= Gitlab::ImportExport::Reader.new(shared: @shared)
        end

        def exportable
          @project.present(exportable_params)
        end

        def exportable_params
          params = {
            presenter_class: presenter_class,
            current_user: @current_user
          }
          params[:override_description] = @params[:description] if @params[:description].present?
          params
        end

        def presenter_class
          Projects::ImportExport::ProjectExportPresenter
        end
      end
    end
  end
end