You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: administrator.rb
    path of file: ./repos/sequencescape/app/models/ability
    
    the code of the file until where you have to start completion: # frozen_string_literal: true

# Privileges granted users with the administrator role
class Ability::Administrator
  include CanCan::Ability

  prepend Ability::Shared::SuperUser
  prepend Ability::Shared::PowerUser
  prepend Ability::Shared::TagCreationUser
  prepend Ability::Shared::SampleManagementUser

  attr_reader :user

  def initialize(user)
    @user = user
    grant_privileges
  end

  private

  # rubocop:todo Metrics/MethodLength
  def grant_privileges # rubocop:todo Metrics/AbcSize
    Rails.logger.debug { 'Granting Administrator privileges' }

    # Labware
    can %i[edit rename change_purpose], Labware

    # Requests
    can :update, Request

    # Lets the user request additional sequencing/libraries
    # under a different study/project than the original
    can :edit_additional, Request

    # For old pipelines, removes QC events
    can :reset_qc_information, Request

    # If a sample has been released to the ENA, we need
    # to be car
    
  def grant_privileges # rubocop:todo Metrics/AbcSize
    Rails.logger.debug { 'Granting Administrator privileges' }

    # Labware
    can %i[edit rename change_purpose], Labware

    # Requests
    can :update, Request

    # Lets the user request additional sequencing/libraries
    # under a different study/project than the original
    can :edit_additional, Request

    # For old pipelines, removes QC events
    can :reset_qc_information, Request

    # If a sample has been released to the ENA, we need
    # to be careful about editing it.
    can :update_released, Sample

    # Administer covers update of the studies via the
    # admin/studies controller. It mostly adds the ability
    # to activate/deactivate a study and change ethical approval
    # or data-release fields
    can :administer, Study

    # If the user is an administrator show all studies.
    can :request_additional_with, Study
    can :unlink_sample, Study
    can :link_sample, Study
    can :accession, Study
    can %i[grant_role remove_role], Study

    # Projects
    # Administer covers update of the projects via the
    # admin/projects controller. It mostly adds the ability
    # to disable enforced validation, and add financial approval
    can :administer, Project

    # Manage is actually more powerful than administer.
    can :manage, Project

    # Previously granted to managers who weren't specifically managers of a
    # particular study
    can :create_submission, Project

    can :rollback, Batch

    can :delete, Comment

    can :manage, BarcodePrinter
    can :create, [Purpose, PlatePurpose]
    can :manage, Program
    can :manage, [BaitLibrary, BaitLibrary::Supplier, BaitLibraryType]
    can :manage, PrimerPanel

    can :manage, Role
    can :delete, Document

    can :manage, AssetGroup
    can :create, Order

    can :print_asset_group_labels, Study

    # Edit and delete submissions
    can :manage, Submission
    can :cancel, Submission
  end