Class: FormAnalyzer

Inherits:
Object
  • Object
show all
Defined in:
lib/wikidata/diff/form_analyzer.rb

Class Method Summary collapse

Class Method Details

.isolate_forms_differences(current_content, parent_content) ⇒ Object 



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# File 'lib/wikidata/diff/form_analyzer.rb', line 4

def self.isolate_forms_differences(current_content, parent_content)
  added_forms = []
  removed_forms = []
  changed_forms = []
  added_representations = []
  removed_representations = []
  changed_representations = []
  added_formclaims = []
  removed_formclaims = []
  changed_formclaims = []

  current_forms = current_content&.fetch("forms", []) || []
  parent_forms = parent_content&.fetch("forms", []) || []

  current_forms.each_with_index do |current_form, index|
    parent_form = parent_forms[index]

    if parent_form.nil?
      # Claim was added
      added_forms << { index: index }
    elsif current_form
      # Claim was changed
      changed_forms << { index: index }
    end

    representations = RepresentationAnalyzer.isolate_representation_differences(current_form, parent_form)
    added_representations += representations[:added]
    removed_representations += representations[:removed]
    changed_representations += representations[:changed]

    formclaims = InsideClaimAnalyzer.isolate_inside_claim_differences(current_form, parent_form)
    added_formclaims += formclaims[:added]
    removed_formclaims += formclaims[:removed]
    changed_formclaims += formclaims[:changed]
  end

  parent_forms.each_with_index do |parent_form, index|
    current_form = current_forms[index]

    if current_form.nil?
      # Claim was removed
      removed_forms << { index: index }

      representations = RepresentationAnalyzer.isolate_representation_differences(nil, parent_form)
      removed_representations += representations[:removed]

      formclaims = InsideClaimAnalyzer.isolate_inside_claim_differences(nil, parent_form)
      removed_formclaims += formclaims[:removed]
    end
  end

  {
    added_forms: added_forms,
    removed_forms: removed_forms,
    changed_forms: changed_forms,
    added_representations: added_representations,
    removed_representations: removed_representations,
    changed_representations: changed_representations,
    added_formclaims: added_formclaims,
    removed_formclaims: removed_formclaims,
    changed_formclaims: changed_formclaims
  }
end