Module: ActsAsReactable::Reactable::ClassMethod

Defined in:
lib/acts_as_reactable/reactor.rb,
lib/acts_as_reactable/reactable.rb

Instance Method Summary collapse

Instance Method Details

#acts_as_reactable ⇒ Object 



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# File 'lib/acts_as_reactable/reactable.rb', line 10

def acts_as_reactable
  has_many :reactions, class_name: "ActsAsReactable::Reaction", as: :reactable, dependent: :delete_all

  define_method :destroy_reaction_from do |reactor|
    raise "InvalidReactor" if !reactor

    puts reaction = reactions.find_by(reactor: reactor)
    return unless (reaction = reactions.find_by(reactor: reactor))
    reaction.destroy
  end

  define_method :update_reaction_from do |reactor, emoji = nil|
    raise "InvalidReactor" if !reactor

    if !emoji
      return destroy_reaction_from(reactor)
    end

    reaction = reactions.where({reactor: reactor, emoji: emoji}).first_or_create
    reaction
  end

  define_method :add_reactions do |reactor, emoji_or_list = nil|
    return unless emoji_or_list

    emojis = if emoji_or_list.is_a?(Array)
      emoji_or_list
    else
      [emoji_or_list]
    end

    # TODO performance
    # optimize by using a single query
    emojis
      .compact
      .uniq
      .each do |emoji|
        reaction = reactions.find_or_create_by(reactor: reactor, emoji: emoji)
        reaction.save unless reaction.persisted?
      end

    self
  end

  define_method :remove_reactions do |reactor, emoji_or_list = nil|
    return unless emoji_or_list

    emojis = if emoji_or_list.is_a?(Array)
      emoji_or_list
    else
      [emoji_or_list]
    end

    reactions
      .where(reactor: reactor, emoji: emojis.compact.uniq)
      .destroy_all

    self
  end
end

#acts_as_reactor ⇒ Object 



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# File 'lib/acts_as_reactable/reactor.rb', line 10

def acts_as_reactor
  has_many :reactions, class_name: "ActsAsReactable::Reaction", as: :reactor, dependent: :delete_all
end