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module HQMF1
# Represents an HQMF population criteria
class Observation
include HQMF1::Utilities
attr_reader :preconditions, :entry, :doc
attr_accessor :id, :hqmf_id, :stratification_id
# Create a new population criteria from the supplied HQMF entry
# @param [Nokogiri::XML::Element] the HQMF entry
def initialize(entry, doc)
@doc = doc
@entry = entry
@id = attr_val('cda:observation/cda:id/@root').upcase
@preconditions = [Precondition.new(@entry, nil, @doc)]
end
# Get the code for the population criteria
# @return [String] the code (e.g. IPP, DEMON, NUMER, DENEX, DENEXCEP)
def code
HQMF::PopulationCriteria::OBSERV
end
# Get the id for the population criteria, used elsewhere in the HQMF document to
# refer to this criteria
# @return [String] the id
def id
@id
end
def title
"Measure Observation"
end
def reference
nil
end
def to_json
json = {}
self.preconditions.compact.each do |precondition|
json[:preconditions] ||= []
json[:preconditions] << precondition.to_json
end
json[:preconditions].each {|p| p[:conjunction] ||= "AND"}
json[:id] = id
json[:title] = title
json[:code] = code
json[:hqmf_id] = hqmf_id if hqmf_id
json[:stratification_id] = stratification_id if stratification_id
json[:reference] = reference
{self.code => json}
end
end
end
Version data entries
68 entries across 68 versions & 3 rubygems