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Contents
module Workarea
module Search
# This class represents a range filter coming in from a query string.
# It parses this query string into a usable data structure.
#
class RangeParameter
attr_reader :string
# Take any range facet value and convert it to its param representation.
#
# @param [Object]
# @return [String]
#
def self.to_param(value)
if value.respond_to?(:to_h)
value = value.to_h.with_indifferent_access
"#{value[:from].presence || '*'}-#{value[:to].presence || '*'}"
else
value.to_s
end
end
def initialize(string)
@string = string.to_s
end
# The beginning of the range.
#
# @return [String]
#
def start
to_a[0].present? ? clean(to_a[0]) : ''
end
# The end of the range.
#
# @return [String]
#
def stop
to_a[1].present? ? clean(to_a[1]) : ''
end
# An array form of the filter with start as the first
# element and stop as the second.
#
# @return [Array]
#
def to_a
@array ||= string.blank? ? [] : string.split('-')
end
# Returns a hash form of the filter, usable
# in Elasticsearch query-building.
#
# @return [Hash]
#
def to_filter
result = {}
result[:gte] = start if start.present? && start != '*'
result[:lt] = stop if stop.present? && stop != '*'
result
end
private
def clean(string)
string.gsub(/['"]/, '')
end
end
end
end
Version data entries
62 entries across 62 versions & 1 rubygems