Class: SimpleFormStrongParameters::FormProxy

Inherits:
Object
  • Object
show all
Defined in:
lib/form_proxy.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(args) ⇒ FormProxy

Returns a new instance of FormProxy.



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# File 'lib/form_proxy.rb', line 6

def initialize args
  @args = args
  @object = args[:object]
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(name, *args, &blk) ⇒ Object 



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# File 'lib/form_proxy.rb', line 18

def method_missing name, *args, &blk
  if name == :input
    attribute_name = args[0]
    register_parameter(attribute_name)
  end

  @simple_form.__send__(name, *args, &blk)
end

Instance Attribute Details

#simple_form ⇒ Object

Returns the value of attribute simple_form.



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# File 'lib/form_proxy.rb', line 4

def simple_form
  @simple_form
end

Instance Method Details

#namespace ⇒ Object 



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# File 'lib/form_proxy.rb', line 44

def namespace
  if @object.is_a? ActiveRecord::Base
    return StringCases.camel_to_snake(@object.class.name).to_sym
  elsif @object.is_a? Symbol
    return @object
  else
    raise "Doesn't know how to handle: #{@object.class.name}"
  end
end

#session_var=(session_var) ⇒ Object 



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# File 'lib/form_proxy.rb', line 11

def session_var=(session_var)
  @session_var = session_var
  @session_var[:attributes] = []
  @session_var[:write_namespace] = write_namespace
  @session_var[:subs] = {}
end

#simple_fields_for(*args) ⇒ Object 



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# File 'lib/form_proxy.rb', line 27

def simple_fields_for *args
  fields_namespace = args[0]
  fields_session_var = {}

  @simple_form.simple_fields_for *args do |fields_simple_form|
    proxy = SimpleFormStrongParameters::FormProxy.new(object: fields_namespace)
    proxy.simple_form = fields_simple_form
    proxy.session_var = fields_session_var

    begin
      yield proxy
    ensure
      @session_var[:subs][proxy.namespace] = fields_session_var
    end
  end
end

#write_namespace ⇒ Object 



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# File 'lib/form_proxy.rb', line 54

def write_namespace
  if @object.is_a? ActiveRecord::Base
    if @args[:first]
      return StringCases.camel_to_snake(@object.class.name).to_sym
    end

    class_name = StringCases.camel_to_snake(@object.class.name).pluralize
    namespace = "#{class_name}_attributes".to_sym
    return namespace
  elsif @object.is_a? Symbol
    return @object
  else
    raise "Doesn't know how to handle: #{@object.class.name}"
  end
end