Module: RKit::Decorator::ActiveRecordExtend

Extended by:
ActiveRecordExtend
Included in:
ActiveRecordExtend
Defined in:
lib/r_kit/decorator/active_record_extend.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#decorator_klass ⇒ Object

Returns the value of attribute decorator_klass.



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# File 'lib/r_kit/decorator/active_record_extend.rb', line 2

def decorator_klass
  @decorator_klass
end

Instance Method Details

#acts_as_decorables(base = nil, &block) ⇒ Object 



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# File 'lib/r_kit/decorator/active_record_extend.rb', line 4

def acts_as_decorables base = nil, &block
  define_decorator base || block
  define_instance_methods
end

#decorate(view_context: nil) ⇒ Object 



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# File 'lib/r_kit/decorator/active_record_extend.rb', line 51

def decorate view_context: nil
  all.map{ |record| record.decorate view_context: view_context }
end

#decorator_klass_from(arg) ⇒ Object 



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# File 'lib/r_kit/decorator/active_record_extend.rb', line 15

def decorator_klass_from arg
  send "decorator_klass_from_#{ arg.class.name.underscore }", arg
end

#decorator_klass_from_class(base) ⇒ Object 



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# File 'lib/r_kit/decorator/active_record_extend.rb', line 23

def decorator_klass_from_class base
  if base <=> RKit::Decorator::Base
    base
  else
    base.tap do |base|
      base.send :include, Module.new{ include refine(RKit::Decorator::Base){} }
      base.extend Module.new{ include refine(RKit::Decorator::Base.singleton_class){} }

      RKit::Decorator::Base.inherited base
    end
  end
end

#decorator_klass_from_module(mod) ⇒ Object 



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# File 'lib/r_kit/decorator/active_record_extend.rb', line 36

def decorator_klass_from_module mod
  namespace = (mod.name.deconstantize.presence || 'Object').constantize
  const_name = mod.name.demodulize

  namespace.send :remove_const, const_name
  namespace.const_set const_name, Class.new(RKit::Decorator::Base){ include mod }
end

#decorator_klass_from_nil_class(*args) ⇒ Object 



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# File 'lib/r_kit/decorator/active_record_extend.rb', line 19

def decorator_klass_from_nil_class *args
  decorator_klass_from "#{ name }Decorator".constantize
end

#decorator_klass_from_proc(block) ⇒ Object 



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# File 'lib/r_kit/decorator/active_record_extend.rb', line 44

def decorator_klass_from_proc block
  (name.deconstantize.presence || 'Object')
    .constantize
    .const_set "#{ name.demodulize }Decorator", Class.new(RKit::Decorator::Base, &block)
end

#define_decorator(arg) ⇒ Object

TODO: all the methods below this comment should be private, even more, they should be in a “decorator_finder_creator_definer”, and not included in active_record. SRP guys !



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# File 'lib/r_kit/decorator/active_record_extend.rb', line 10

def define_decorator arg
  @decorator_klass = decorator_klass_from arg
end

#define_instance_methods ⇒ Object 



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# File 'lib/r_kit/decorator/active_record_extend.rb', line 56

def define_instance_methods
  define_method 'decorate' do |view_context: nil|
    self.class.decorator_klass.new self, view_context: view_context
  end
end