You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
39 lines
1.3 KiB
39 lines
1.3 KiB
6 years ago
|
module CustomSortable
|
||
|
|
extend ActiveSupport::Concern
|
||
|
|
|
||
|
|
included do |base|
|
||
|
|
base.instance_variable_set("@_sort_options", {})
|
||
|
|
base.instance_variable_set("@_sort_columns", [])
|
||
|
|
base.instance_variable_set("@_sort_directions", %w(asc desc))
|
||
|
|
end
|
||
|
|
|
||
|
|
def custom_sort(relations, sort_by, sort_direction)
|
||
|
|
sort_by = self.class.sort_options[:default_by] if sort_by.blank?
|
||
|
|
sort_direction = self.class.sort_options[:default_direction] if sort_direction.blank?
|
||
|
|
|
||
|
|
return relations unless self.class.check_sort_parameter_validate(sort_by.to_s, sort_direction.to_s)
|
||
|
|
|
||
|
|
order_method = self.class.sort_options[:reorder] ? :reorder : :order
|
||
|
|
relations.send(order_method, "#{sort_by} #{sort_direction}")
|
||
|
|
end
|
||
|
|
|
||
|
|
module ClassMethods
|
||
|
|
def sort_columns(*columns)
|
||
|
|
opts = columns.extract_options!
|
||
|
|
@_sort_options[:default_by] = opts[:default_by].to_s
|
||
|
|
@_sort_options[:default_direction] = opts[:default_direction].to_s
|
||
|
|
@_sort_options[:reorder] = opts[:reorder]
|
||
|
|
|
||
|
|
@_sort_columns = columns.map(&:to_s)
|
||
|
|
end
|
||
|
|
|
||
|
|
def check_sort_parameter_validate(sort_by, sort_direction)
|
||
|
|
(sort_by.blank? || @_sort_columns.include?(sort_by)) && @_sort_directions.include?(sort_direction)
|
||
|
|
end
|
||
|
|
|
||
|
|
def sort_options
|
||
|
|
@_sort_options
|
||
|
|
end
|
||
|
|
end
|
||
|
|
end
|