app/presenters/rails_info/model_presenter.rb
class RailsInfo::ModelPresenter < ::RailsInfo::Presenter
def initialize(subject, options = {})
super(subject, options)
@rails_info_model = ::RailsInfo::Model.new
@list = @rails_info_model.list
end
def count
@list.keys.length.inspect
end
def list
if @list.none?
I18n.t('rails_info.data.index.no_models_found')
else
@list.map{|row_set| ::RailsInfo::Data::RowSetPresenter.new(subject, row_set: row_set) }.each do |row_set_presenter|
yield row_set_presenter
end
""
end
end
def hash_tree(hash = nil, options = { parent: '' })
options.assert_valid_keys(:parent)
hash ||= @list
parent = options[parent].to_s
content = ''
hash.keys.sort.each do |key|
value = hash[key]
if value.is_a?(Hash) && !value.empty?
sub_content = hash_tree(value, parent: parent.blank? ? key : parent + "::" + key)
sub_content = (key + @rails_info_model.associations(key, parent: parent) + " " + sub_content).html_safe
content += content_tag(:li, sub_content)
else
content += content_tag(:li, key + @rails_info_model.associations(key, parent: parent))
end
end
content_tag(:ul, content.html_safe)
end
def creately
content_tag :pre, @list.keys.sort.map{|key| creately_for_model(key, @list[key]) }.join('')
end
private
def creately_for_model(key, model)
columns = @rails_info_model.columns_for(key, parent: nil)
content = "#{key}\n--\n"
if columns.any?
columns.each do |column|
content += "#{column},INT,FK\n"
end
end
content += "--\nPRIMARY,id\n"
content
end
end