Contents

module Character::ParamsConcern
  extend ActiveSupport::Concern

  private

  def attr_name_or_map(attr_name, val)
    # RECURSION is used to map all hashes in params to update nested documents
    if val.is_a?(Hash)
      map = {} ; map[attr_name] = []

      if val.first[0] == val.first[0].to_i.to_s # check if key is an integer which means we have an array of nested objects
        val.first[1].each { |arr_value_key, arr_value_value| map[attr_name] << attr_name_or_map(arr_value_key, arr_value_value) }
      else
        val.each { |hsh_key, hsh_value| map[attr_name] << attr_name_or_map(hsh_key, hsh_value) }
      end

      return map
    elsif val.is_a?(Array)
      map = {} ; map[attr_name] = []
      return map
    else
      return attr_name
    end
  end

  def permit_params(namespace='api')
    permit_fields = []
    params[namespace].each do |key, value|
      permit_fields << attr_name_or_map(key, value)
    end
    params.require(namespace).permit(permit_fields)
  end
end

Version data entries

7 entries across 7 versions & 1 rubygems

Version	Path
character-1.0.6	app/controllers/concerns/character/params_concern.rb
character-1.0.5	app/controllers/concerns/character/params_concern.rb
character-1.0.4	app/controllers/concerns/character/params_concern.rb
character-1.0.3	app/controllers/concerns/character/params_concern.rb
character-1.0.2	app/controllers/concerns/character/params_concern.rb
character-1.0.1	app/controllers/concerns/character/params_concern.rb
character-1.0.0	app/controllers/concerns/character/params_concern.rb