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Versions: 6
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Stored size: 1.23 KB
Contents
module ActiveHouse
module Orderable
extend ActiveSupport::Concern
included do
private
def build_order_by_query_part
"ORDER BY #{@ordering.join(', ')}" unless @ordering.empty?
end
end
def initialize(*)
@ordering = []
super
end
def order_by(*clauses)
raise ArgumentError, 'wrong number of arguments' if clauses.empty?
formatter_clauses = clauses.map do |clause|
if clause.is_a?(String)
clause
elsif clause.is_a?(Symbol)
clause.to_s
elsif clause.is_a?(Hash)
if clause.keys.one?
direction = clause.values.first
raise ArgumentError, 'direction must be asc or desc' if [:asc, :desc].exclude?(direction.try!(:to_sym))
"#{clause.keys.first} #{direction.to_s.upcase}"
else
clause.assert_valid_keys(:field, :direction, :collate)
[
clause.fetch(:field),
clause[:direction].try!(:to_s).try!(:upcase),
clause.key?(:collate) ? "COLLATE '#{clause[:collate]}'" : nil
].reject(&:nil?).join(' ')
end
end
end
chain_query ordering: (@ordering + formatter_clauses).uniq
end
end
end
Version data entries
6 entries across 6 versions & 1 rubygems