Class: Decidim::Surveys::DataSerializer

Inherits:
Exporters::Serializer
  • Object
show all
Defined in:
app/serializers/decidim/surveys/data_serializer.rb

Overview

This class serializes the specific data in each Survey. This is ‘Questionnaire->questions->answer_options` but not `answers` and `answer_choices`.

Instance Method Summary collapse

Instance Method Details

#serialize ⇒ Object

Returns: Array of Decidim::Forms::Questionnaire as a json hash,

or nil if none exists.



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# File 'app/serializers/decidim/surveys/data_serializer.rb', line 11

def serialize
  component = resource
  surveys = Decidim::Surveys::Survey.where(component:)
  surveys.collect do |survey|
    next if survey.questionnaire.nil?

    json = serialize_survey(survey)
    json.with_indifferent_access.merge(survey_id: survey.id)
  end
end

#serialize_answer_options(answer_options) ⇒ Object 



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# File 'app/serializers/decidim/surveys/data_serializer.rb', line 39

def serialize_answer_options(answer_options)
  answer_options.collect do |option|
    option.attributes.as_json
  end
end

#serialize_questions(questions) ⇒ Object 



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# File 'app/serializers/decidim/surveys/data_serializer.rb', line 31

def serialize_questions(questions)
  questions.collect do |question|
    json = question.attributes.as_json
    json[:answer_options] = serialize_answer_options(question.answer_options)
    json
  end
end

#serialize_survey(survey) ⇒ Object 



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# File 'app/serializers/decidim/surveys/data_serializer.rb', line 22

def serialize_survey(survey)
  questionnaire = survey.questionnaire
  questionnaire_json = questionnaire.attributes.as_json
  questionnaire_json[:questions] = serialize_questions(questionnaire.questions.order(:position))
  json = survey.attributes.as_json
  json[:questionnaire] = questionnaire_json
  json
end