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Versions: 7
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Contents
class Agilibox::SmallData::Filter
STRATEGIES = {}
attr_reader :jar
def initialize(jar)
@jar = jar
end
def strategies
self.class::STRATEGIES
end
def apply(query)
strategies.each do |key, strategy|
value = get(key)
next if value.blank?
query = strategy.apply(query, value)
end
return query
end
def method_missing(method, *args)
if method.to_s.end_with?("=")
key = method.to_s[0..-2]
value = args.first
action = :write
else
key = method.to_s
action = :read
end
if strategies.key?(key) && action == :read
get(key)
elsif strategies.key?(key) && action == :write
set(key, value)
else
super
end
end
def respond_to_missing?(method, *)
strategies.key?(method.to_s) || strategies.key?(method.to_s.chomp("="))
end
def read
JSON.parse jar["filters"].to_s
rescue JSON::ParserError
{}
end
def write(filters)
jar["filters"] = filters.to_json
end
def merge(new_filters)
write read.merge(new_filters)
end
def any?
read.select { |k, v| strategies.key?(k.to_s) && v.present? }.any?
end
def empty?
!any?
end
private
def get(key)
read[key.to_s]
end
def set(key, value)
merge(key.to_s => value)
end
end
Version data entries
7 entries across 7 versions & 1 rubygems