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@walterdavis
Last active July 21, 2022 20:52
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class Post < ApplicaationRecord
attribute :warnings, array: true, default: Set.new
def has_warnings?
publishing_checklist.any?
end
private
def publishing_checklist
# return a list of warnings or an empty set
warnings.clear
warnings.add 'Slug should begin with the publish date as YYYY-MM-DD' unless dated_slug?)
warnings.add 'Slug should be formatted in kebab-case' unless kebab_slug?
warnings.add 'Comments are disabled' unless commentable?
warnings.add 'Missing an image' if default_picture?
warnings.add 'Body is missing' unless body?
warnings.add 'Keywords are missing' unless keywords?
warnings.add 'Publish date is not set' unless publish_on?
warnings
end
def dated_slug?
slug.to_s&.match?(%r[\A#{(publish_on || Date.today).to_date}-])
end
def kebab_slug?
slug.to_s == slug.to_s.titleize.parameterize
end
def default_picture?
first_picture == Image::FALLBACK_IMAGE
end
end
class PostsController < ApplicationController
before_action :set_post, only: [:show, :edit, :update, :destroy]
before_action :show_warnings, only: %i[show edit]
...
private
def show_warnings
flash.now[:warning] = helpers.publish_warnings(@post) if @post.has_warnings?
end
end
module PublishHelper
def publish_warnings(record)
tag.div do
concat tag.h5 'Publish warnings:'
concat publish_warnings_summary(record)
end
end
def publish_warnings_summary(record)
tag.ul class: "rails-bootstrap-forms-error-summary" do
record.warnings.each do |error|
concat tag.li(error)
end
end
end
def publish_warnings_icon(record)
tag.i '', title: "#{record.warnings.join("\n")}",
class: 'fa fa-warning text-warning get-info' if record.has_warnings?
end
end
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