module Looksist::Core::ClassMethods
Attributes
lookup_attributes[RW]
Public Instance Methods
lookup(what, opts)
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# File lib/looksist/core.rb, line 10 def lookup(what, opts) @lookup_attributes ||= {} unless opts.keys.all? { |k| [:using, :bucket_name, :as].include? k } raise 'Incorrect usage: Invalid parameter specified' end using, bucket_name, as = opts[:using], opts[:bucket_name] || opts[:using], opts[:as] if what.is_a? Array setup_composite_lookup(bucket_name, using, what, as) else alias_what = find_alias(as, what) @lookup_attributes[alias_what] = opts[:using] define_method(alias_what) do result = Looksist.redis_service.send("#{__entity__(bucket_name)}_for", self.send(using).try(:to_s)) begin JSON.parse(result)[what.to_s] rescue result end end end end
Private Instance Methods
find_alias(as_map, what)
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# File lib/looksist/core.rb, line 43 def find_alias(as_map, what) (as_map and as_map.has_key?(what)) ? as_map[what].to_sym : what end
setup_composite_lookup(bucket, using, what, as)
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# File lib/looksist/core.rb, line 33 def setup_composite_lookup(bucket, using, what, as) what.each do |method_name| alias_method_name = find_alias(as, method_name) define_method(alias_method_name) do JSON.parse(Looksist.redis_service.send("#{__entity__(bucket)}_for", self.send(using).try(:to_s)) || '{}')[method_name.to_s] end @lookup_attributes[alias_method_name] = using end end