module Gitlab module ImportExport class MembersMapper attr_reader :note_member_list def initialize(exported_members:, user:, project:) @exported_members = exported_members @user = user @project = project @note_member_list = [] # This needs to run first, as second call would be from generate_map # which means project members already exist. ensure_default_member! end def map @map ||= generate_map end def default_user_id @user.id end private def generate_map @map ||= begin @exported_members.inject(missing_keys_tracking_hash) do |hash, member| existing_user = User.where(find_project_user_query(member)).first old_user_id = member['user']['id'] if existing_user && add_user_as_team_member(existing_user, member).persisted? hash[old_user_id] = existing_user.id end hash end end end def missing_keys_tracking_hash Hash.new do |_, key| @note_member_list << key @user.id end end def ensure_default_member! ProjectMember.create!(user: @user, access_level: ProjectMember::MASTER, source_id: @project.id, importing: true) end def add_user_as_team_member(existing_user, member) member['user'] = existing_user ProjectMember.create(member_hash(member)) end def member_hash(member) member.except('id').merge(source_id: @project.id, importing: true) end def find_project_user_query(member) user_arel[:username].eq(member['user']['username']).or(user_arel[:email].eq(member['user']['email'])) end def user_arel @user_arel ||= User.arel_table end end end end