akkounts/app/services/mastodon_manager/sync_account_profiles.rb

module MastodonManager
  class SyncAccountProfiles < MastodonManagerService
    def initialize(direction: "down", overwrite: false)
      @direction = direction
      @overwrite = overwrite

      if @direction != "down"
        raise NotImplementedError
      end
    end

    def call
      Rails.logger.debug { "Syncing account profiles (direction: #{@direction}, overwrite: #{@overwrite})"}

      User.find_each do |user|
        if user.mastodon_id.blank?
          mastodon_user = MastodonManager::FindUser.call username: user.cn
          if mastodon_user
            Rails.logger.debug { "Setting mastodon_id for user #{user.cn}" }
            user.update! mastodon_id: @user[:id]
          else
            Rails.logger.debug { "No Mastodon user found for username #{user.cn}" }
            next
          end
        end

        next if user.avatar.attached? && user.display_name.present?

        unless mastodon_user
          Rails.logger.debug { "Fetching Mastodon account with ID #{user.mastodon_id} for #{user.cn}" }
          mastodon_user = MastodonManager::FetchUser.call mastodon_id: user.mastodon_id
        end

        if user.display_name.blank?
          if mastodon_display_name = mastodon_user.dig(:account, :display_name)
            Rails.logger.debug { "Setting display name for user #{user.cn} from Mastodon" }
            LdapManager::UpdateDisplayName.call(
              dn: user.dn, display_name: mastodon_display_name
            )
          end
        end

        if !user.avatar.attached?
          if avatar_url = mastodon_user.dig(:account, :avatar_static)
            Rails.logger.debug { "Importing Mastodon avatar for user #{user.cn}" }
            UserManager::ImportRemoteAvatar.call(
              user: user, avatar_url: avatar_url
            )
          end
        end
      rescue => e
        Sentry.capture_exception(e) if Setting.sentry_enabled?
        Rails.logger.error e
      end
    end
  end
end