# frozen_string_literal: true
module Decidim
  # Defines the abilities for a User. Intended to be used with `cancancan`.
  class Ability
    include CanCan::Ability

    # Initializes the ability class for the given user. Automatically merges
    # injected abilities fmor the configuration. In order to inject more
    # abilities, add this code in the `engine.rb` file of your own engine, for
    # example, inside an initializer:
    #
    #   Decidim.configure do |config|
    #     config.abilities << Decidim::MyEngine::Abilities::MyAbility
    #   end
    #
    # Note that, in development, this will force you to restart the server
    # every time you change things in your ability classes.
    #
    # user - the User that needs its abilities checked.
    def initialize(user)
      Decidim.abilities.each do |ability|
        merge ability.new(user)
      end

      can :manage, Authorization do |authorization|
        authorization.user == user
      end

      can :read, :user_account if user
    end
  end
end