Contents

require "fortnox/api/mappers/base/from_json"
require "fortnox/api/mappers/base/to_json"

module Fortnox
  module API
    module Mapper
      class Base
        include FromJSON
        include ToJSON

        Hash = ->(hash) do
          hash.each do |key, value|
            name = Fortnox::API::Mapper::Base.canonical_name_sym( value )
            hash[key] = Fortnox::API::Registry[ name ].call( value )
          end
        end

        Registry.register( :hash, Fortnox::API::Mapper::Base::Hash )

        def self.canonical_name_sym( *values )
          klass = if values.empty?
                    self
                  elsif values.first.is_a? Class
                    values.first
                  else
                    values.first.class
                  end

          klass.name.split('::').last.downcase.to_sym
        end

        def diff( entity_hash, parent_hash )
          hash_diff( entity_hash[self.class::JSON_ENTITY_WRAPPER],
                     parent_hash[self.class::JSON_ENTITY_WRAPPER] )
        end

        private

          def hash_diff( hash1, hash2 )
            hash1.dup.
              delete_if{ |k, v| hash2[k] == v }.
              merge!(hash2.dup.delete_if{ |k, _| hash1.has_key?(k) })
          end
      end
    end
  end
end

Version data entries

3 entries across 3 versions & 1 rubygems

Version	Path
fortnox-api-0.4.0	lib/fortnox/api/mappers/base.rb
fortnox-api-0.3.0	lib/fortnox/api/mappers/base.rb
fortnox-api-0.2.0	lib/fortnox/api/mappers/base.rb