Module: Extensions::HL7::Message::InstanceMethods

Defined in:
lib/core_ext/message.rb

Instance Method Summary collapse

Instance Method Details

#account_number ⇒ Object 



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# File 'lib/core_ext/message.rb', line 107

def 
  pv1.value_for_field("19.1")
end

#event ⇒ Object 



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# File 'lib/core_ext/message.rb', line 95

def event
  msh.value_for_field("8.2")
end

#evn ⇒ Object 



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# File 'lib/core_ext/message.rb', line 63

def evn
  @evn ||= segments_for(:EVN).first
end

#hash ⇒ Object 



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# File 'lib/core_ext/message.rb', line 111

def hash 
  to_hash
end

#message_type ⇒ Object 



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# File 'lib/core_ext/message.rb', line 91

def message_type
  msh.value_for_field("8.1")
end

#msh ⇒ Object 



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# File 'lib/core_ext/message.rb', line 67

def msh
  @msh ||= segments_for(:MSH).first
end

#obr_list ⇒ Object 



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# File 'lib/core_ext/message.rb', line 79

def obr_list
  # a = hash["message"]["content"]["OBR"]["array"].collect {|obr| ::HL7::Message::Segment.from_hash("OBR", obr)}
  # a.to_enum(:each)
  hash["message"]["content"]["OBR"]["segment_array"].to_enum(:each)
end

#orc_list ⇒ Object 



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# File 'lib/core_ext/message.rb', line 85

def orc_list
  # a = hash["message"]["content"]["ORC"]["array"].collect {|orc| ::HL7::Message::Segment.from_hash("ORC", orc)}
  # a.to_enum(:each)
  hash["message"]["content"]["ORC"]["segment_array"].to_enum(:each)          
end

#patient_mrn ⇒ Object 



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# File 'lib/core_ext/message.rb', line 103

def patient_mrn
  pid.value_for_field("3.1")
end

#pid ⇒ Object 



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# File 'lib/core_ext/message.rb', line 71

def pid
  @pid ||= segments_for(:PID).first
end

#providers ⇒ Object 



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# File 'lib/core_ext/message.rb', line 16

def providers
  providers = []

  if self[:ORC]
    orcs = self[:ORC].is_a?(Array) ? self[:ORC] : [self[:ORC]]
    orcs.each do |orc|
      providers << {hash: orc.ordering_provider_hash, segment: orc}
    end
  end

  if self[:OBR]
    obrs = self[:OBR].is_a?(Array) ? self[:OBR] : [self[:OBR]]
    obrs.each do |obr|
      providers << {hash: obr.ordering_provider_hash, segment: obr}
    end
  end

  if self[:PV1]
    pv1 = self[:PV1]
    pv1 = [pv1] unless pv1.is_a?Array
    pv1.each do |pv|
      providers << {hash: pv.provider_hash("admitting","AD"), segment: pv}
      providers << {hash: pv.provider_hash("attending","AT"), segment: pv}
      providers << {hash: pv.provider_hash("consulting","CP"), segment: pv}
      providers << {hash: pv.provider_hash("referring","RP"), segment: pv}
    end
  end

  if self[:ROL]
    roles = self[:ROL]
    roles = [self[:ROL]] unless self[:ROL].is_a?Array
    roles.each do |rol| 
      providers << {hash: rol.person_hash, segment: rol}
    end
  end 
  
  if self[:PD1]
    pd1 = self[:PD1]
    pd1 = [pd1] unless pd1.is_a?Array
    pd1.each do |pd|
      providers << {hash: pd.provider_hash("primaryCare","PP"), segment: pd}
    end
  end
  
  providers
end

#pv1 ⇒ Object 



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# File 'lib/core_ext/message.rb', line 75

def pv1
  @pv1 ||= segments_for(:PV1).first
end

#segments_for(key) ⇒ Object 



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# File 'lib/core_ext/message.rb', line 12

def segments_for(key)
  self.select {|segment| segment.segment_name == key.to_s}
end

#sending_application ⇒ Object 



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# File 'lib/core_ext/message.rb', line 99

def sending_application
  msh.value_for_field("3.1")
end

#to_hash ⇒ Object 



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# File 'lib/core_ext/message.rb', line 115

def to_hash
  begin
    return @hash unless @hash.blank?
    @hash ||= HashWithIndifferentAccess.new
    @hash[:message] = {content: {}}

    last_segment = nil
    self.each do |segment|
      segment_name = segment.segment_name
      if segment_name == "OBR"
        @hash[:message][:content][segment_name.to_sym] ||= {}
        @hash[:message][:content][segment_name.to_sym]["array"] ||= []
        @hash[:message][:content][segment_name.to_sym]["array"] << segment.to_hash
        @hash[:message][:content][segment_name.to_sym]["segment_array"] ||= []
        @hash[:message][:content][segment_name.to_sym]["segment_array"] << segment

        if last_segment == "ORC"
          @hash[:message][:content]["ORC"]["array"].last["OBR"] ||= {}
          @hash[:message][:content]["ORC"]["array"].last["OBR"]["array"] ||= []
          @hash[:message][:content]["ORC"]["array"].last["OBR"]["array"] << segment.to_hash
          @hash[:message][:content]["ORC"]["array"].last["OBR"]["segment_array"] ||= []
          @hash[:message][:content]["ORC"]["array"].last["OBR"]["segment_array"] << segment                  
        else
          last_segment = segment_name
        end
      elsif segment_name == "OBX"
        if last_segment == "OBR"
          @hash[:message][:content]["OBR"]["array"].last[segment_name] ||= {}
          @hash[:message][:content]["OBR"]["array"].last[segment_name]["array"] ||= []
          @hash[:message][:content]["OBR"]["array"].last[segment_name]["array"] << segment.to_hash
          @hash[:message][:content]["OBR"]["array"].last[segment_name]["segment_array"] ||= []                  
          @hash[:message][:content]["OBR"]["array"].last[segment_name]["segment_array"] << segment                  
        end
      elsif segment_name == "ORC"
        @hash[:message][:content]["ORC"] ||= {}
        @hash[:message][:content]["ORC"]["array"] ||= []
        @hash[:message][:content]["ORC"]["array"] << segment.to_hash
        @hash[:message][:content]["ORC"]["segment_array"] ||= []
        @hash[:message][:content]["ORC"]["segment_array"] << segment                
        last_segment = segment_name
      elsif segment_name == "NTE"
        if last_segment == "OBR"
          @hash[:message][:content]["OBR"]["array"].last["OBX"] ||= {}
          @hash[:message][:content]["OBR"]["array"].last["OBX"]["array"] ||= []
          if @hash[:message][:content]["OBR"]["array"].last["OBX"]["array"].length>0
            @hash[:message][:content]["OBR"]["array"].last["OBX"]["array"].last["notes"] ||= [] 
            @hash[:message][:content]["OBR"]["array"].last["OBX"]["array"].last["notes"] << segment.to_hash
          end
        end
      else
        @hash[:message][:content][segment_name.to_sym] = segment.to_hash
      end
      @hash[:message][:content]["EVN"] = @hash[:message][:content]["MSH"]["messageEvent"] if segment_name == "MSH"
    end

    @hash
  rescue => e
    puts e.message
    pp e.backtrace[0..10]
  end
end

#to_json ⇒ Object 



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# File 'lib/core_ext/message.rb', line 177

def to_json
  to_hash
  @hash.to_json
end