Module: Reform::Form::Validate::Update

Defined in:
lib/reform/form/validate.rb

Instance Method Summary collapse

Instance Method Details

#from_hash ⇒ Object

Go through all nested forms and call form.update!(hash).



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# File 'lib/reform/form/validate.rb', line 8

def from_hash(*)
  nested_forms do |attr|
    attr.merge!(
      # set parse_strategy: sync> # DISCUSS: that kills the :setter directive, which usually sucks. at least document this in :populator.
      :collection => attr[:collection], # TODO: Def#merge! doesn't consider :collection if it's already set in attr YET.
      :parse_strategy => :sync, # just use nested objects as they are.

      # :getter grabs nested forms directly from fields bypassing the reader method which could possibly be overridden for presentation.
      :getter      => lambda { |options| fields.send(options.binding.name) },
      :deserialize => lambda { |object, params, args| object.update!(params) },
    )

    # TODO: :populator now is just an alias for :instance. handle in ::property.
    attr.merge!(:instance => attr[:populator]) if attr[:populator]

    attr.merge!(:instance => Populator::PopulateIfEmpty.new) if attr[:populate_if_empty]
  end

  # FIXME: solve this with a dedicated Populate Decorator per Form.
  representable_attrs.each do |attr|
    attr.merge!(:parse_filter => Representable::Coercion::Coercer.new(attr[:coercion_type])) if attr[:coercion_type]
  end

  super
end