Contents

Reform::Form.class_eval do
  module Save
    module RecursiveSave
      def to_hash(*)
        # process output from InputRepresenter {title: "Mint Car", hit: <Form>}
        # and just call sync! on nested forms.
        nested_forms do |attr|
          attr.merge!(
            :instance  => lambda { |fragment, *| fragment },
            :serialize => lambda { |object, args| object.save! unless args.binding[:save] === false },
          )
        end

        super
      end
    end

    def save
      # DISCUSS: we should never hit @mapper here (which writes to the models) when a block is passed.
      return yield self, to_nested_hash if block_given?

      sync_models # recursion
      save!
    end

    def save!
      save_model
      mapper.new(self).extend(RecursiveSave).to_hash # save! on all nested forms.
    end

    def save_model
      model.save # TODO: implement nested (that should really be done by Twin/AR).
    end


    module NestedHash
      def to_hash(*)
        # Transform form data into a nested hash for #save.
        nested_forms do |attr|
          attr.merge!(
            :instance  => lambda { |fragment, *| fragment },
            :serialize => lambda { |object, args| object.to_nested_hash },
          )
        end

        representable_attrs.each do |attr|
          attr.merge!(:as => attr[:private_name] || attr.name)
        end

        super
      end
    end

    require "active_support/hash_with_indifferent_access" # DISCUSS: replace?
    def to_nested_hash
      map = mapper.new(self).extend(Save::NestedHash)

      ActiveSupport::HashWithIndifferentAccess.new(map.to_hash)
    end
  end
end

Version data entries

2 entries across 2 versions & 1 rubygems

Version	Path
reform-1.0.1	lib/reform/form/save.rb
reform-1.0.0	lib/reform/form/save.rb