Class: OpenehrRails::Rm::GraphBuilder

Inherits:
Object
  • Object
show all
Defined in:
lib/openehr_rails/rm/graph_builder.rb

Overview

Builds the persisted RM node graph from a canonical composition hash (the shape Storable#to_rm_composition emits, also accepted from external canonical JSON). Inverse of CanonicalSerializer.

Constant Summary collapse

RESERVED_KEYS =

Metadata keys that are not structural child attributes.

%w[_type archetype_node_id archetype_details name uid
feeder_audit links].freeze
MULTIPLE_ATTRIBUTES = 
OpenehrRails::Storable::MULTIPLE_ATTRIBUTES
SPECIAL_ATTRIBUTES =

Node attributes stored as typed columns instead of child rows.

{
  'HISTORY' => %w[origin],
  'POINT_EVENT' => %w[time],
  'INTERVAL_EVENT' => %w[time width math_function],
  'ELEMENT' => %w[null_flavour]
}.freeze

Instance Method Summary collapse

Constructor Details

#initialize(canonical_hash) ⇒ GraphBuilder

Returns a new instance of GraphBuilder.



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# File 'lib/openehr_rails/rm/graph_builder.rb', line 22

def initialize(canonical_hash)
  @hash = canonical_hash
end

Instance Method Details

#build!(composition) ⇒ Object 



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# File 'lib/openehr_rails/rm/graph_builder.rb', line 37

def build!(composition)
  Array(@hash['content']).each_with_index do |entry_hash, index|
    build_node(composition, nil, 'content', entry_hash, index,
               "/content[#{entry_hash['archetype_node_id']}]")
  end
  composition
end

#composition_attributes ⇒ Object 



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# File 'lib/openehr_rails/rm/graph_builder.rb', line 26

def composition_attributes
  details = @hash['archetype_details'] || {}
  {
    archetype_node_id: @hash['archetype_node_id'],
    template_id: details.dig('template_id', 'value'),
    name_value: @hash.dig('name', 'value'),
    uid: @hash.dig('uid', 'value'),
    rm_version: details['rm_version'] || '1.0.4'
  }.compact
end