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reimplementar changed? y *_was

This commit is contained in:
f 2020-10-03 22:32:52 -03:00
parent e3bb7b826d
commit eca6c14431
4 changed files with 26 additions and 48 deletions

View file

@ -8,7 +8,8 @@ class MetadataPath < MetadataTemplate
end
def value
default_value
@value_was ||= default_value
self[:value] = default_value
end
alias absolute value
alias to_s value

View file

@ -10,6 +10,17 @@ MetadataTemplate = Struct.new(:site, :document, :name, :label, :type,
:layout, keyword_init: true) do
include ActionText::ContentHelper
attr_reader :value_was
def value=(new_value)
@value_was = value
self[:value] = new_value
end
def changed?
!value_was.nil? && value_was != value
end
# El valor por defecto
def default_value
raise NotImplementedError

View file

@ -11,6 +11,7 @@ class Post < OpenStruct
# Otros atributos que no vienen en los metadatos
PRIVATE_ATTRIBUTES = %i[path slug attributes errors].freeze
PUBLIC_ATTRIBUTES = %i[lang date uuid].freeze
ATTR_SUFFIXES = %w[? =].freeze
class << self
# Obtiene el layout sin leer el Document
@ -117,10 +118,6 @@ class Post < OpenStruct
method: mid)
end
# Definir los attribute_*
new_attribute_was(name)
new_attribute_changed(name)
# OpenStruct
super(mid, *args)
@ -193,7 +190,7 @@ class Post < OpenStruct
def save(validate: true)
return false if validate && !valid?
# Salir si tenemos que cambiar el nombre del archivo y no pudimos
return false if !new? && path_changed? && !update_path!
return false if !new? && path.changed? && !update_path!
return false unless save_attributes!
return false unless write
@ -225,7 +222,7 @@ class Post < OpenStruct
# existe el destino
def update_path!
!File.exist?(path.absolute) &&
FileUtils.mv(path_was, path.absolute) &&
FileUtils.mv(path.value_was, path.absolute) &&
document.path = path.absolute
end
@ -299,38 +296,11 @@ class Post < OpenStruct
document.data.fetch('usuaries', [])
end
def new_attribute_was(method)
attr_was = "#{method}_was".to_sym
return attr_was if singleton_class.method_defined? attr_was
define_singleton_method(attr_was) do
name = attribute_name(attr_was)
if document.respond_to?(name)
document.send(name)
else
document.data[name.to_s]
end
end
end
# Pregunta si el atributo cambió
def new_attribute_changed(method)
attr_changed = "#{method}_changed?".to_sym
return attr_changed if singleton_class.method_defined? attr_changed
define_singleton_method(attr_changed) do
name = attribute_name(attr_changed)
name_was = (name.to_s + '_was').to_sym
(send(name).try(:value) || send(name)) != send(name_was)
end
end
# Obtiene el nombre del atributo a partir del nombre del método
def attribute_name(attr)
# XXX: Los simbolos van al final
%w[_was _changed? ? =].reduce(attr.to_s) do |a, suffix|
@attribute_name_cache ||= {}
@attribute_name_cache[attr] ||= ATTR_SUFFIXES.reduce(attr.to_s) do |a, suffix|
a.chomp suffix
end.to_sym
end

View file

@ -98,36 +98,32 @@ class PostTest < ActiveSupport::TestCase
test 'attribute_name' do
assert_equal :hola, @post.send(:attribute_name, :hola)
assert_equal :hola, @post.send(:attribute_name, :hola?)
assert_equal :hola, @post.send(:attribute_name, :hola_was)
assert_equal :hola, @post.send(:attribute_name, :hola_changed?)
end
test 'se puede cambiar el slug' do
@post.title.value = SecureRandom.hex
assert_equal @post.slug_was, @post.slug.value
assert_not @post.slug_changed?
assert_not @post.slug.changed?
assert @post.slug.valid?
ex_slug = @post.slug.value
@post.slug.value = SecureRandom.hex
assert_not_equal ex_slug, @post.slug.value
assert_equal ex_slug, @post.slug_was
assert @post.slug_changed?
assert_equal ex_slug, @post.slug.value_was
assert @post.slug.changed?
assert @post.slug.valid?
end
test 'se puede cambiar la fecha' do
assert_equal @post.date_was, @post.date.value
assert_not @post.date_changed?
assert_not @post.date.changed?
assert @post.date.valid?
ex_date = @post.date.value
@post.date.value = 2.days.ago
assert_not_equal ex_date, @post.date.value
assert_equal ex_date, @post.date_was
assert @post.date_changed?
assert_equal ex_date, @post.date.value_was
assert @post.date.changed?
assert @post.date.valid?
end
@ -137,7 +133,7 @@ class PostTest < ActiveSupport::TestCase
@post.slug.value = title = SecureRandom.hex
@post.date.value = hoy
assert @post.path_changed?
assert @post.path.changed?
assert_equal "_es/#{hoy.strftime('%F')}-#{title}.markdown",
@post.path.relative
@ -165,7 +161,7 @@ class PostTest < ActiveSupport::TestCase
assert_not @post.save
assert File.exist?(@post.path.absolute)
assert File.exist?(@post.path_was)
assert File.exist?(@post.path.value_was)
end
test 'se pueden crear nuevos' do