module Eco
  module API
    class UseCases
      class DefaultCases
        class UpdateDetailsCase < DefaultCase

          def process
            @cases.define("update-details", type: :sync) do |entries, people, session, options, usecase|
              job    = session.job_group("main").new("update", usecase: usecase, type: :update, sets: [:core, :details])
              supers = session.job_group("post").new("supers", usecase: usecase, type: :update, sets: :core)

              strict_search = session.config.people.strict_search? && (!options[:search]&.key?(:strict) || options.dig(:search, :strict))

              entries.each.with_index do |entry, i|
                if person = people.find(entry, strict: strict_search)
                  unless options.dig(:exclude, :core)
                    core_attrs = ["name", "external_id", "email", "filter_tags"]
                    core_excluded = core_attrs.map.select {|attr| options.dig(:exclude, attr.to_sym)}
                    core_excluded.push("supervisor_id")

                    entry.set_core(person, exclude: core_excluded) unless options.dig(:exclude, :core)

                    if session.tagtree && !options.dig(:exclude, :filter_tags)
                      person.filter_tags = session.tagtree.user_tags(
                        initial:          ini_tags,
                        final:            person.filter_tags,
                        preserve_custom:  true,
                        add_custom:       true
                      )
                    end
                  end

                  entry.set_details(person)

                  job.add(person)

                  # set supervisor
                  unless options.dig(:exclude, :core) || options.dig(:exclude, :supervisor)
                    if !(sup_id = entry.supervisor_id)
                      person.supervisor_id = nil
                    else
                      if supervisor = people.person(id: sup_id, external_id: sup_id, email: sup_id)
                        person.supervisor_id = supervisor.id
                      else
                        # delay setting supervisor if does not exit
                        supers.add(person) do |person|
                          person.supervisor_id = sup_id
                        end
                      end
                    end
                  end

                else
                  session.logger.error("Entry(#{i}) - this person does not exist: #{entry.to_s(:identify)}")
                end
              end
            end
          end

        end
      end
    end
  end
end