lib/team.rb

require 'yaml'

class Team
  TEAM_MEMBER_FIELDS = %i[
    backend
    frontend
    quality
    ux
    pm
    group
    technical_writing
    data_analyst
    app_sec
    digital_success
    support
    sre
  ]

  FIELDS = %i[
    label
    project
    owner
    template
    mention_team
    mention_team_on_creation
    create_discussions
    create_individual_discussions
    confidential
    discussions
    query_all_groups
    additional_label
  ] + TEAM_MEMBER_FIELDS

  TeamInfo = Struct.new(:name, *FIELDS) do
    def template
      self[:template] || 'default'
    end

    def confidential?
      !!self[:confidential]
    end

    def query_all_groups?
      !!self[:query_all_groups]
    end
  end

  def self.find(team_name)
    as_team_info(team_name, hash_from_file.fetch(team_name))
  end

  def self.all
    hash_from_file.map(&method(:as_team_info))
  end

  def self.reset!
    @hash_from_file = nil
  end

  private

  def self.hash_from_file
    @hash_from_file ||= YAML.load_file('teams.yml')
  end

  def self.as_team_info(team_name, team_hash)
    TeamInfo.new(team_name, *team_hash.values_at(*FIELDS.map(&:to_s)))
  end
end