Class: DaVinciCRDTestKit::MockEHR::FHIRSearchEndpoint

Inherits:
Inferno::DSL::SuiteEndpoint
  • Object
show all
Includes:
FHIRRequestHandler, Inferno::DSL::FHIRResourceNavigation
Defined in:
lib/davinci_crd_test_kit/server/endpoints/mock_ehr/fhir_search_endpoint.rb

Class Method Summary collapse

Instance Method Summary collapse

Methods included from FHIRRequestHandler

#add_provided_resource_to_mock_ehr_bundle, #assign_id_to_provided_resource, #error_body, #interaction_type, #mock_ehr_bundle, #mock_ehr_bundle_input_name, #mock_ehr_bundle_present?, #prepare_response, #provided_resource, #provided_resource_valid?, #remove_target_resource_from_bundle, #resource_id, #resource_id_present?, #resource_type, #resource_type_present?, #return_provided_resource, #return_target_resource, #return_unhandled_error, #save_mock_ehr_bundle_to_input, session_id_to_token, #target_resource, #target_resource_entry, #target_resource_entry_index, #target_resource_present?, #test_run_identifier, #token_to_session_id, #update_target_resource_in_mock_ehr_bundle

Class Method Details

.metadata_by_resource_type ⇒ Object 



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# File 'lib/davinci_crd_test_kit/server/endpoints/mock_ehr/fhir_search_endpoint.rb', line 57

def self.metadata_by_resource_type
  @metadata_by_resource_type ||=
    metadata_files&.each_with_object(Hash.new { |h, k| h[k] = [] }) do |path, by_type|
      metadata = USCoreTestKit::Generator::GroupMetadata.new(YAML.load_file(path, aliases: true))
      by_type[metadata.resource] << metadata
    end
end

.metadata_files ⇒ Object

Search Metadata



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# File 'lib/davinci_crd_test_kit/server/endpoints/mock_ehr/fhir_search_endpoint.rb', line 53

def self.metadata_files
  nil
end

Instance Method Details

#all_include_params ⇒ Object 



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# File 'lib/davinci_crd_test_kit/server/endpoints/mock_ehr/fhir_search_endpoint.rb', line 91

def all_include_params
  @all_include_params ||= metadata_list.flat_map { |m| m.include_params || [] }.uniq
end

#all_must_support_elements ⇒ Object 



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# File 'lib/davinci_crd_test_kit/server/endpoints/mock_ehr/fhir_search_endpoint.rb', line 99

def all_must_support_elements
  @all_must_support_elements ||= metadata_list.flat_map { |m| m.must_supports&.dig(:elements) || [] }.uniq
end

#all_references ⇒ Object 



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# File 'lib/davinci_crd_test_kit/server/endpoints/mock_ehr/fhir_search_endpoint.rb', line 95

def all_references
  @all_references ||= metadata_list.flat_map { |m| m.references || [] }.uniq
end

#build_revincluded_entry_list ⇒ Object 



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# File 'lib/davinci_crd_test_kit/server/endpoints/mock_ehr/fhir_search_endpoint.rb', line 522

def build_revincluded_entry_list
  entries = []
  revincluded_set = Set.new
  mock_ehr_bundle.entry.each do |entry|
    next unless candidate_provenance_for_revinclude?(entry, revincluded_set)

    resolve_path(entry.resource, 'target').each do |reference|
      evaluate_revincluded_reference(entry, reference, entries, revincluded_set)
    end
  end
  @revincluded_entry_set = revincluded_set
  entries
end

#bundle_entry_index ⇒ Object 



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# File 'lib/davinci_crd_test_kit/server/endpoints/mock_ehr/fhir_search_endpoint.rb', line 498

def bundle_entry_index
  @bundle_entry_index ||= mock_ehr_bundle.entry.each_with_object({}) do |entry, index|
    next unless entry.resource.present?

    index[[entry.resource.resourceType, entry.resource.id]] = entry
  end
end

#calculate_supported_includes ⇒ Object 



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# File 'lib/davinci_crd_test_kit/server/endpoints/mock_ehr/fhir_search_endpoint.rb', line 133

def calculate_supported_includes
  request_params.keys.each_with_object({}) do |name, includes|
    next unless name == '_include'

    target = request_params[name]
    next unless target.present? && all_include_params.include?(target)

    paths = paths_to_include(target)
    next unless paths.present?

    includes[name] = paths
  end
end

#candidate_provenance_for_revinclude?(entry, revincluded_set) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/davinci_crd_test_kit/server/endpoints/mock_ehr/fhir_search_endpoint.rb', line 536

def candidate_provenance_for_revinclude?(entry, revincluded_set)
  return false unless entry.resource.present?
  return false unless entry.resource.resourceType == 'Provenance'

  key = [entry.resource.resourceType, entry.resource.id]
  !revincluded_set.include?(key) && !included_entry_set.include?(key) &&
    !matching_entry_set.include?(key)
end

#date?(value) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/davinci_crd_test_kit/server/endpoints/mock_ehr/fhir_search_endpoint.rb', line 437

def date?(value)
  /^\d{4}(-\d{2})?(-\d{2})?$/.match?(value) # YYYY or YYYY-MM or YYYY-MM-DD
end

#element_matches_reference_target?(element, target_element) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/davinci_crd_test_kit/server/endpoints/mock_ehr/fhir_search_endpoint.rb', line 176

def element_matches_reference_target?(element, target_element)
  element[:types]&.include?('Reference') &&
    [target_element, "#{target_element}[x]"].include?(element[:path])
end

#evaluate_included_reference(reference, included_entries, included_set) ⇒ Object 



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# File 'lib/davinci_crd_test_kit/server/endpoints/mock_ehr/fhir_search_endpoint.rb', line 469

def evaluate_included_reference(reference, included_entries, included_set)
  return unless local_reference?(reference)

  resource_type, resource_id = reference.reference.split('/')
  key = [resource_type, resource_id]
  return if included_set.include?(key) || matching_entry_set.include?(key)

  included_entry = resolve_reference_to_entry_in_bundle(resource_type, resource_id)
  return unless included_entry.present?

  included_entries << included_entry
  included_set << key
end

#evaluate_revincluded_reference(referencing_entry, reference, revincluded_entries, revincluded_set) ⇒ Object 



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# File 'lib/davinci_crd_test_kit/server/endpoints/mock_ehr/fhir_search_endpoint.rb', line 545

def evaluate_revincluded_reference(referencing_entry, reference, revincluded_entries, revincluded_set)
  return unless local_reference?(reference)

  resource_type, resource_id = reference.reference.split('/')
  return unless matching_entry_set.include?([resource_type, resource_id]) ||
                included_entry_set.include?([resource_type, resource_id])

  provenance_key = [referencing_entry.resource.resourceType, referencing_entry.resource.id]
  return if revincluded_set.include?(provenance_key)

  # referenced instance is matched or included — add the referencing Provenance
  revincluded_entries << referencing_entry
  revincluded_set << provenance_key
end

#fhir_date_comparer(search_range, target_range, comparator, extend_start: false, extend_end: false) ⇒ Object

NOTE: this is different from the US Core implementation for le and ge See jira.hl7.org/browse/FHIR-51068



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# File 'lib/davinci_crd_test_kit/server/endpoints/mock_ehr/fhir_search_endpoint.rb', line 360

def fhir_date_comparer(search_range, target_range, comparator, extend_start: false, extend_end: false) # rubocop:disable Metrics/CyclomaticComplexity
  # Implicitly, a missing lower boundary is "less than" any actual date.
  # A missing upper boundary is "greater than" any actual date.
  case comparator
  when 'eq' # the range of the search value fully contains the range of the target value
    !target_range[:start].nil? && !target_range[:end].nil? && search_range[:start] <= target_range[:start] &&
      search_range[:end] >= target_range[:end]
  when 'ne' # the range of the search value does not fully contain the range of the target value
    target_range[:start].nil? ||
      target_range[:end].nil? ||
      search_range[:start] > target_range[:start] ||
      search_range[:end] < target_range[:end]
  when 'gt' #  the range above the search value intersects (i.e. overlaps) with the range of the target value
    target_range[:end].nil? ||
      search_range[:end] < target_range[:end] ||
      (search_range[:end] < (target_range[:end] + 1) && extend_end)
  when 'lt' # the range below the search value intersects (i.e. overlaps) with the range of the target value
    target_range[:start].nil? ||
      search_range[:start] > target_range[:start] ||
      (search_range[:start] > (target_range[:start] - 1) && extend_start)
  when 'ge' # the target end is at or after the search range start
    target_range[:end].nil? || target_range[:end] >= search_range[:start]
  when 'le' # the target start is at or before the search range end
    target_range[:start].nil? || target_range[:start] <= search_range[:end]
  when 'sa' # the range above the search value contains the range of the target value
    !target_range[:start].nil? && search_range[:end] < target_range[:start]
  when 'eb' # the range below the search value contains the range of the target value
    !target_range[:end].nil? && search_range[:start] > target_range[:end]
  when 'ap' # the range of the search value overlaps with the range of the target value
    if target_range[:start].nil? || target_range[:end].nil?
      (target_range[:start].nil? && search_range[:start] < target_range[:end]) ||
        (target_range[:end].nil? && search_range[:end] > target_range[:start])
    else
      search_range[:start].between?(target_range[:start], target_range[:end]) ||
        search_range[:end].between?(target_range[:start], target_range[:end])
    end
  end
end

#get_fhir_datetime_range(datetime) ⇒ Object 



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# File 'lib/davinci_crd_test_kit/server/endpoints/mock_ehr/fhir_search_endpoint.rb', line 322

def get_fhir_datetime_range(datetime)
  range = { start: DateTime.xmlschema(datetime), end: nil }
  range[:end] =
    case datetime
    when /^\d{4}$/ # YYYY
      range[:start].next_year - 1.seconds
    when /^\d{4}-\d{2}$/ # YYYY-MM
      range[:start].next_month - 1.seconds
    when /^\d{4}-\d{2}-\d{2}$/ # YYYY-MM-DD
      range[:start].next_day - 1.seconds
    else # YYYY-MM-DDThh:mm:ss+zz:zz
      range[:start]
    end
  range
end

#get_fhir_period_range(period) ⇒ Object 



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# File 'lib/davinci_crd_test_kit/server/endpoints/mock_ehr/fhir_search_endpoint.rb', line 338

def get_fhir_period_range(period)
  range = { start: nil, end: nil }
  range[:start] = DateTime.xmlschema(period.start) unless period.start.nil?
  return range if period.end.nil?

  period_end_beginning = DateTime.xmlschema(period.end)
  range[:end] =
    case period.end
    when /^\d{4}$/ # YYYY
      period_end_beginning.next_year - 1.seconds
    when /^\d{4}-\d{2}$/ # YYYY-MM
      period_end_beginning.next_month - 1.seconds
    when /^\d{4}-\d{2}-\d{2}$/ # YYYY-MM-DD
      period_end_beginning.next_day - 1.seconds
    else # YYYY-MM-DDThh:mm:ss+zz:zz
      period_end_beginning
    end
  range
end

#include_paths_by_resource_type ⇒ Object 



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# File 'lib/davinci_crd_test_kit/server/endpoints/mock_ehr/fhir_search_endpoint.rb', line 483

def include_paths_by_resource_type
  @include_paths_by_resource_type ||=
    supported_include_param_paths.values.each_with_object({}) do |include_paths, by_resource_type|
      include_paths.each do |path_with_resource_type|
        resource_type, path = path_with_resource_type.split('.', 2)
        (by_resource_type[resource_type] ||= []) << path
      end
    end
end

#include_resource_in_search_results?(resource) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/davinci_crd_test_kit/server/endpoints/mock_ehr/fhir_search_endpoint.rb', line 203

def include_resource_in_search_results?(resource)
  supported_search_param_names.reduce(true) do |matches_so_far, name|
    return false unless matches_so_far

    escaped_search_value = request_params[name]
    values_found = []
    resource_matches_param?(resource, name, escaped_search_value, values_found)
  end
end

#included_entry_list ⇒ Object

_include logic



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# File 'lib/davinci_crd_test_kit/server/endpoints/mock_ehr/fhir_search_endpoint.rb', line 445

def included_entry_list
  @included_entry_list ||= begin
    entries = []
    included_set = Set.new
    matching_entry_list.each do |entry|
      resource = entry.resource
      next unless include_paths_by_resource_type.key?(resource.resourceType)

      include_paths_by_resource_type[resource.resourceType].each do |target_include_path|
        resolve_path(resource, target_include_path).each do |reference|
          evaluate_included_reference(reference, entries, included_set)
        end
      end
    end
    @included_entry_set = included_set
    entries
  end
end

#included_entry_set ⇒ Object 



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# File 'lib/davinci_crd_test_kit/server/endpoints/mock_ehr/fhir_search_endpoint.rb', line 464

def included_entry_set
  included_entry_list # ensure built, which populates @included_entry_set
  @included_entry_set ||= Set.new
end

#load_metadata_list ⇒ Object 



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# File 'lib/davinci_crd_test_kit/server/endpoints/mock_ehr/fhir_search_endpoint.rb', line 74

def load_metadata_list
  return self.class.metadata_by_resource_type&.dig(resource_type) || [] if self.class.metadata_files

  Dir.glob(File.join(metadata_directory, "#{resource_type.underscore}*", 'metadata.yml')).filter_map do |path|
    m = USCoreTestKit::Generator::GroupMetadata.new(YAML.load_file(path, aliases: true))
    m if m.resource == resource_type
  end
end

#local_reference?(reference) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/davinci_crd_test_kit/server/endpoints/mock_ehr/fhir_search_endpoint.rb', line 493

def local_reference?(reference)
  reference.is_a?(FHIR::Reference) &&
    reference.reference.split('/').length == 2 # local reference
end

#make_response ⇒ Object 



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# File 'lib/davinci_crd_test_kit/server/endpoints/mock_ehr/fhir_search_endpoint.rb', line 10

def make_response
  prepare_response
  return unless mock_ehr_bundle_present?
  return unless resource_type_present?

  return_response_bundle
rescue StandardError => e
  return_unhandled_error(e)
end

#matching_entry_list ⇒ Object

Search Logic



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# File 'lib/davinci_crd_test_kit/server/endpoints/mock_ehr/fhir_search_endpoint.rb', line 185

def matching_entry_list
  @matching_entry_list ||= mock_ehr_bundle.entry&.select do |entry|
    entry.resource.present? &&
      entry.resource.resourceType == resource_type &&
      include_resource_in_search_results?(entry.resource)
  end
end

#matching_entry_set ⇒ Object 



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# File 'lib/davinci_crd_test_kit/server/endpoints/mock_ehr/fhir_search_endpoint.rb', line 193

def matching_entry_set
  @matching_entry_set ||= matching_entry_list.each_with_object(Set.new) do |entry, set|
    set << [entry.resource.resourceType, entry.resource.id]
  end
end

#merged_search_definitions ⇒ Object 



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# File 'lib/davinci_crd_test_kit/server/endpoints/mock_ehr/fhir_search_endpoint.rb', line 83

def merged_search_definitions
  @merged_search_definitions ||= metadata_list.each_with_object({}) do |m, defs|
    m.search_definitions&.each do |name, definition|
      defs[name] ||= definition
    end
  end
end

#metadata_directory ⇒ Object 



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# File 'lib/davinci_crd_test_kit/server/endpoints/mock_ehr/fhir_search_endpoint.rb', line 65

def metadata_directory
  File.join(Gem::Specification.find_by_name('us_core_test_kit').gem_dir,
            'lib', 'us_core_test_kit', 'generated', 'v6.1.0')
end

#metadata_list ⇒ Object 



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# File 'lib/davinci_crd_test_kit/server/endpoints/mock_ehr/fhir_search_endpoint.rb', line 70

def metadata_list
  @metadata_list ||= load_metadata_list
end

#paths_from_must_support_element(target) ⇒ Object 



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# File 'lib/davinci_crd_test_kit/server/endpoints/mock_ehr/fhir_search_endpoint.rb', line 169

def paths_from_must_support_element(target)
  target_element = target.split(':').last
  return unless all_must_support_elements.any? { |elt| element_matches_reference_target?(elt, target_element) }

  [target.gsub(':', '.')]
end

#paths_from_reference_list(target) ⇒ Object 



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# File 'lib/davinci_crd_test_kit/server/endpoints/mock_ehr/fhir_search_endpoint.rb', line 162

def paths_from_reference_list(target)
  path_with_resource_type = target.gsub(':', '.')
  return unless all_references.any? { |ref| ref[:path] == path_with_resource_type }

  [path_with_resource_type]
end

#paths_from_search_definition(target) ⇒ Object 



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# File 'lib/davinci_crd_test_kit/server/endpoints/mock_ehr/fhir_search_endpoint.rb', line 154

def paths_from_search_definition(target)
  search_parameter = target.split(':').last
  definition = merged_search_definitions[search_parameter.to_sym]
  return unless definition.present? && definition[:type] == 'Reference'

  definition[:full_paths]
end

#paths_to_include(target) ⇒ Object 



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# File 'lib/davinci_crd_test_kit/server/endpoints/mock_ehr/fhir_search_endpoint.rb', line 147

def paths_to_include(target)
  paths = paths_from_search_definition(target)
  paths = paths_from_reference_list(target) unless paths.present?
  paths = paths_from_must_support_element(target) unless paths.present?
  paths
end

#request_params ⇒ Object 



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# File 'lib/davinci_crd_test_kit/server/endpoints/mock_ehr/fhir_search_endpoint.rb', line 199

def request_params
  @request_params ||= request.params.to_h.except(:resource_type).stringify_keys
end

#resolve_reference_to_entry_in_bundle(resource_type, resource_id) ⇒ Object 



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# File 'lib/davinci_crd_test_kit/server/endpoints/mock_ehr/fhir_search_endpoint.rb', line 506

def resolve_reference_to_entry_in_bundle(resource_type, resource_id)
  bundle_entry_index[[resource_type, resource_id]]
end

#resource_matches_param?(resource, search_param_name, escaped_search_value, values_found = []) ⇒ Boolean

rubocop:disable Metrics/CyclomaticComplexity

Returns:

  • (Boolean) 


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# File 'lib/davinci_crd_test_kit/server/endpoints/mock_ehr/fhir_search_endpoint.rb', line 224

def resource_matches_param?(resource, search_param_name, escaped_search_value, values_found = []) # rubocop:disable Metrics/CyclomaticComplexity
  search_value = unescape_search_value(escaped_search_value)
  paths = search_param_paths(search_param_name)

  match_found = false

  paths.each do |path|
    type = merged_search_definitions.dig(search_param_name.to_sym, :type)

    resolve_path(resource, path).each do |value|
      values_found <<
        if value.is_a? FHIR::Reference
          value.reference
        elsif value.is_a? Inferno::DSL::PrimitiveType
          value.value
        else
          value
        end
    end

    values_found.compact!
    match_found =
      case type
      when 'Period', 'date', 'instant', 'dateTime'
        values_found.any? { |date| validate_date_search(search_value, date) }
      when 'HumanName'
        # When a string search parameter refers to the types HumanName and Address,
        # the search covers the elements of type string, and does not cover elements such as use and period
        # https://www.hl7.org/fhir/search.html#string
        search_value_downcase = search_value.downcase
        values_found.any? do |name|
          name&.text&.downcase&.start_with?(search_value_downcase) ||
            name&.family&.downcase&.start_with?(search_value_downcase) ||
            name&.given&.any? { |given| given.downcase.start_with?(search_value_downcase) } ||
            name&.prefix&.any? { |prefix| prefix.downcase.start_with?(search_value_downcase) } ||
            name&.suffix&.any? { |suffix| suffix.downcase.start_with?(search_value_downcase) }
        end
      when 'Address'
        search_value_downcase = search_value.downcase
        values_found.any? do |address|
          address&.text&.downcase&.start_with?(search_value_downcase) ||
            address&.city&.downcase&.start_with?(search_value_downcase) ||
            address&.state&.downcase&.start_with?(search_value_downcase) ||
            address&.postalCode&.downcase&.start_with?(search_value_downcase) ||
            address&.country&.downcase&.start_with?(search_value_downcase)
        end
      when 'CodeableConcept'
        # FHIR token search (https://www.hl7.org/fhir/search.html#token): "When in doubt, servers SHOULD
        # treat tokens in a case-insensitive manner, on the grounds that including undesired data has
        # less safety implications than excluding desired behavior".
        codings = values_found.flat_map(&:coding)
        if search_value.include? '|'
          system = search_value.split('|').first
          code = search_value.split('|').last
          codings&.any? { |coding| coding.system == system && coding.code&.casecmp?(code) }
        else
          codings&.any? { |coding| coding.code&.casecmp?(search_value) }
        end
      when 'Coding'
        if search_value.include? '|'
          system = search_value.split('|').first
          code = search_value.split('|').last
          values_found.any? { |coding| coding.system == system && coding.code&.casecmp?(code) }
        else
          values_found.any? { |coding| coding.code&.casecmp?(search_value) }
        end
      when 'Identifier'
        if search_value.include? '|'
          values_found.any? { |identifier| "#{identifier.system}|#{identifier.value}" == search_value }
        else
          values_found.any? { |identifier| identifier.value == search_value }
        end
      when 'string'
        searched_values = search_value.downcase.split(/(?<!\\\\),/).map { |string| string.gsub('\\,', ',') }
        values_found.any? do |value_found|
          searched_values.any? { |searched_value| value_found.downcase.starts_with? searched_value }
        end
      else
        # searching by patient requires special case because we are searching by a resource identifier
        # references can also be URLs, so we may need to resolve those URLs
        if ['subject', 'patient'].include? search_param_name.to_s
          id = search_value.split('Patient/').last
          possible_values = [id, "Patient/#{id}"] # TODO: "#{url}/Patient/#{id}"] - allow absolute references?
          values_found.any? do |reference|
            possible_values.include? reference
          end
        else
          search_values = search_value.split(/(?<!\\\\),/).map { |string| string.gsub('\\,', ',') }
          values_found.any? { |value_found| search_values.include? value_found }
        end
      end

    break if match_found
  end

  match_found
end

#response_bundle ⇒ Object 



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# File 'lib/davinci_crd_test_kit/server/endpoints/mock_ehr/fhir_search_endpoint.rb', line 29

def response_bundle
  bundle = FHIR::Bundle.new({ type: 'searchset' })
  bundle.link << FHIR::Bundle::Link.new({ relation: 'self', url: self_link })

  matching_entry_list.each do |entry|
    bundle.entry << FHIR::Bundle::Entry.new({ resource: entry.resource,
                                              search: FHIR::Bundle::Entry::Search.new({ mode: 'match' }) })
  end
  included_entry_list.each do |entry|
    bundle.entry << FHIR::Bundle::Entry.new({ resource: entry.resource,
                                              search: FHIR::Bundle::Entry::Search.new({ mode: 'include' }) })
  end
  revincluded_entry_list.each do |entry|
    bundle.entry << FHIR::Bundle::Entry.new({ resource: entry.resource,
                                              search: FHIR::Bundle::Entry::Search.new({ mode: 'include' }) })
  end

  bundle
end

#return_response_bundle ⇒ Object

Search Response



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# File 'lib/davinci_crd_test_kit/server/endpoints/mock_ehr/fhir_search_endpoint.rb', line 24

def return_response_bundle
  response.status = 200
  response.body = response_bundle.to_json
end

#revinclude_provenance_target? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/davinci_crd_test_kit/server/endpoints/mock_ehr/fhir_search_endpoint.rb', line 124

def revinclude_provenance_target?
  request_params.any? { |key, value| key == '_revinclude' && value == 'Provenance:target' }
end

#revincluded_entry_list ⇒ Object

_revinclude logic



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# File 'lib/davinci_crd_test_kit/server/endpoints/mock_ehr/fhir_search_endpoint.rb', line 513

def revincluded_entry_list
  @revincluded_entry_list ||= revinclude_provenance_target? ? build_revincluded_entry_list : []
end

#revincluded_entry_set ⇒ Object 



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# File 'lib/davinci_crd_test_kit/server/endpoints/mock_ehr/fhir_search_endpoint.rb', line 517

def revincluded_entry_set
  revincluded_entry_list # ensure built, which populates @revincluded_entry_set
  @revincluded_entry_set ||= Set.new
end

#search_param_paths(name) ⇒ Object 



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# File 'lib/davinci_crd_test_kit/server/endpoints/mock_ehr/fhir_search_endpoint.rb', line 217

def search_param_paths(name)
  paths = merged_search_definitions.dig(name.to_sym, :paths)
  paths[0] = 'local_class' if paths.first == 'class'

  paths
end

#self_link ⇒ Object

Self Link search parameters identification



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# File 'lib/davinci_crd_test_kit/server/endpoints/mock_ehr/fhir_search_endpoint.rb', line 107

def self_link
  host_and_path = request.url.split('?').first
  param_list =
    (supported_search_param_names + supported_include_param_paths.keys).map do |name|
      "#{name}=#{request_params[name]}"
    end
  param_list << '_revinclude=Provenance:target' if revinclude_provenance_target?
  query_string = param_list.present? ? "?#{param_list.join('&')}" : ''

  "#{host_and_path}#{query_string}"
end

#supported_include_param_paths ⇒ Object

map from include name to a list of paths at which to find references to include



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# File 'lib/davinci_crd_test_kit/server/endpoints/mock_ehr/fhir_search_endpoint.rb', line 129

def supported_include_param_paths
  @supported_include_param_paths ||= calculate_supported_includes
end

#supported_search_param_names ⇒ Object 



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# File 'lib/davinci_crd_test_kit/server/endpoints/mock_ehr/fhir_search_endpoint.rb', line 119

def supported_search_param_names
  @supported_search_param_names ||=
    request_params.keys.select { |name| merged_search_definitions.key?(name.to_sym) }
end

#unescape_search_value(value) ⇒ Object 



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# File 'lib/davinci_crd_test_kit/server/endpoints/mock_ehr/fhir_search_endpoint.rb', line 213

def unescape_search_value(value)
  value&.gsub('\\,', ',')
end

#validate_date_search(search_value, target_value) ⇒ Object 



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# File 'lib/davinci_crd_test_kit/server/endpoints/mock_ehr/fhir_search_endpoint.rb', line 399

def validate_date_search(search_value, target_value)
  if target_value.instance_of? FHIR::Period
    validate_period_search(search_value, target_value)
  else
    validate_datetime_search(search_value, target_value)
  end
end

#validate_datetime_search(search_value, target_value) ⇒ Object 



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# File 'lib/davinci_crd_test_kit/server/endpoints/mock_ehr/fhir_search_endpoint.rb', line 407

def validate_datetime_search(search_value, target_value)
  comparator = search_value[0..1]
  if ['eq', 'ge', 'gt', 'le', 'lt', 'ne', 'sa', 'eb', 'ap'].include? comparator
    search_value = search_value[2..]
  else
    comparator = 'eq'
  end
  search_is_date = date?(search_value)
  target_is_date = date?(target_value)
  search_range = get_fhir_datetime_range(search_value)
  target_range = get_fhir_datetime_range(target_value)
  fhir_date_comparer(search_range, target_range, comparator, extend_start: !search_is_date && target_is_date,
                                                             extend_end: !search_is_date && target_is_date)
end

#validate_period_search(search_value, target_value) ⇒ Object 



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# File 'lib/davinci_crd_test_kit/server/endpoints/mock_ehr/fhir_search_endpoint.rb', line 422

def validate_period_search(search_value, target_value)
  comparator = search_value[0..1]
  if ['eq', 'ge', 'gt', 'le', 'lt', 'ne', 'sa', 'eb', 'ap'].include? comparator
    search_value = search_value[2..]
  else
    comparator = 'eq'
  end
  search_is_date = date?(search_value)
  search_range = get_fhir_datetime_range(search_value)
  target_range = get_fhir_period_range(target_value)
  fhir_date_comparer(search_range, target_range, comparator,
                     extend_start: !search_is_date && date?(target_value.start),
                     extend_end: !search_is_date && date?(target_value.end))
end