Module: Quby::Questionnaires::Deserializer

Defined in:
lib/quby/questionnaires/deserializer.rb

Class Method Summary collapse

Class Method Details

.build_chart(questionnaire, chart_json) ⇒ Object 



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# File 'lib/quby/questionnaires/deserializer.rb', line 361

def self.build_chart(questionnaire, chart_json)
  base_args = {
    title: chart_json.fetch("title"),
    plottables: chart_json.fetch("plottables").map do |plottable_json|

      binding.pry if plottable_json.is_a? String
      Quby::Questionnaires::Entities::Charting::Plottable.new(
        plottable_json.fetch("key").to_sym,
        label: plottable_json.fetch("label"),
        plotted_key: plottable_json.fetch("plotted_key").to_sym,
        global: plottable_json.fetch("global"),
        questionnaire_key: plottable_json.fetch("questionnaire_key")
      )
    end,
    y_categories: chart_json.fetch("y_categories"),
    y_range_categories: chart_json.fetch("y_range_categories"),
    chart_type: chart_json.fetch("chart_type"),
    y_range: deserialize_range(chart_json.fetch("y_range")),
    tick_interval: chart_json.fetch("tick_interval"),
    plotbands: chart_json.fetch("plotbands").map do |plotband_json|
      {
        color: plotband_json.fetch("color"),
        from: plotband_json.fetch("from"),
        to: plotband_json.fetch("to")
      }
    end,
    plotlines: chart_json.fetch("plotlines") { [] }.map do |plotline_json|
      {
        color: plotline_json.fetch("color"),
        value: plotline_json.fetch("value")
      }
    end
  }

  case chart_json.fetch("type")
  when "bar_chart"
    Quby::Questionnaires::Entities::Charting::BarChart.new(chart_json.fetch("key").to_sym,
      **base_args
    )
  when "line_chart"
    Quby::Questionnaires::Entities::Charting::LineChart.new(chart_json.fetch("key").to_sym,
      y_label: chart_json.fetch("y_label"),
      tonality: chart_json.fetch("tonality").to_sym,
      baseline: YAML.unsafe_load(chart_json.fetch("baseline")),
      clinically_relevant_change: chart_json.fetch("clinically_relevant_change"),
      **base_args
    )
  when "radar_chart"
    Quby::Questionnaires::Entities::Charting::RadarChart.new(chart_json.fetch("key").to_sym,
      **base_args
    )
  end
end

.build_flag(attrs) ⇒ Object 



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# File 'lib/quby/questionnaires/deserializer.rb', line 337

def self.build_flag(attrs)
  Entities::Flag.new(
    key: attrs.fetch("key").to_sym,
    description_true: attrs.fetch("description_true"),
    description_false: attrs.fetch("description_false"),
    description: attrs.fetch("description"),
    internal: attrs.fetch("internal"),
    trigger_on: attrs.fetch("trigger_on"),
    shows_questions: attrs.fetch("shows_questions").map(&:to_sym),
    hides_questions: attrs.fetch("hides_questions").map(&:to_sym),
    depends_on: attrs.fetch("depends_on"),                              # TODO: emperically determined to be a string in DSL, is that right?
    default_in_interface: attrs.fetch("default_in_interface"),
  )
end

.build_option(questionnaire, question, option_json) ⇒ Object 



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# File 'lib/quby/questionnaires/deserializer.rb', line 246

def self.build_option(questionnaire, question, option_json)
  option = Entities::QuestionOption.new(option_json.fetch("key")&.to_sym, question,
    value: option_json.fetch("value"),
    description: option_json.fetch("description"),
    context_free_description: option_json.fetch("context_free_description"),
    inner_title: option_json.fetch("inner_title"),
    hides_questions: option_json.fetch("hides_questions").map(&:to_sym),
    shows_questions: option_json.fetch("shows_questions").map(&:to_sym),
    hidden: option_json.fetch("hidden"),
    placeholder: option_json.fetch("placeholder"),
  )

  option_json.fetch("questions").each do |question_json|
    subquestion = build_question(questionnaire, question_json, parent: question)
    questionnaire.register_question(subquestion)
    option.questions << subquestion
  end

  option
end

.build_outcome_table(questionnaire, attributes) ⇒ Object 



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# File 'lib/quby/questionnaires/deserializer.rb', line 430

def self.build_outcome_table(questionnaire, attributes)
  Entities::OutcomeTable.new(
    questionnaire: questionnaire,
    key: attributes.fetch("key").to_sym,
    score_keys: attributes.fetch("score_keys").map(&:to_sym),
    subscore_keys: attributes.fetch("subscore_keys").map(&:to_sym),
    name: attributes.fetch("name"),
    default_collapsed: attributes.fetch("default_collapsed"),
  )
end

.build_question(questionnaire, item_json, parent: nil, table: nil) ⇒ Object 



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# File 'lib/quby/questionnaires/deserializer.rb', line 138

def self.build_question(questionnaire, item_json, parent: nil, table: nil)
  key = item_json.fetch("key").to_sym
  attributes = {
    questionnaire: questionnaire,
    parent: parent,
    type: item_json.fetch("question_type").to_sym,
    title: item_json.fetch("title"),
    context_free_title: item_json.fetch("context_free_title"),
    description: item_json.fetch("description"),
    presentation: item_json.fetch("presentation").to_sym,
    hidden: item_json.fetch("hidden"),
    depends_on: item_json.fetch("depends_on")&.map(&:to_sym),
    default_position: item_json.fetch("default_position"),
    validations: item_json.fetch("validations").map {|attrs| build_question_validation(attrs)},
    table: table,
    col_span: item_json.fetch("col_span"),
    row_span: item_json.fetch("row_span"),
    raw_content: item_json.fetch("raw_content", nil),

    # only selectable via options passed in DSL, not via DSL methods
    # many apply only to certain types of questions
    sbg_key: item_json.fetch("sbg_key"),
    allow_duplicate_option_values: item_json.fetch("allow_duplicate_option_values"),
    allow_blank_titles: item_json.fetch("allow_blank_titles"),
    as: item_json.fetch("as")&.to_sym,
    display_modes: item_json.fetch("display_modes")&.map(&:to_sym),
    autocomplete: item_json.fetch("autocomplete"),
    show_values: item_json.fetch("show_values").to_sym,
    deselectable: item_json.fetch("deselectable"),
    disallow_bulk: item_json.fetch("disallow_bulk"),
    score_header: item_json.fetch("score_header").to_sym,
    sets_textvar: item_json.fetch("sets_textvar"),
    default_invisible: item_json.fetch("default_invisible"),
    question_group: item_json.fetch("question_group"), # sometimes string, sometimes a symbol in the DSL. Just have to hope this works
    group_minimum_answered: item_json.fetch("group_minimum_answered"),
    group_maximum_answered: item_json.fetch("group_maximum_answered"),
    value_tooltip: item_json.fetch("value_tooltip"),

    #  might be able to deduce from tree structure
    parent_option_key: item_json.fetch("parent_option_key")&.to_sym
  }

  case item_json.fetch("question_type")
  when "check_box"
    Entities::Questions::CheckboxQuestion.new(key, attributes.merge(
      check_all_option: item_json.fetch("check_all_option")&.to_sym,
      uncheck_all_option: item_json.fetch("uncheck_all_option")&.to_sym,
      maximum_checked_allowed: item_json.fetch("maximum_checked_allowed"),
      minimum_checked_required: item_json.fetch("minimum_checked_required"),
    )).tap do |question|
      item_json.fetch("options").each do |option_json|
        question.options << build_option(questionnaire, question, option_json)
      end
    end
  when "date"
    Entities::Questions::DateQuestion.new(key, attributes.merge(
      components: item_json.fetch("components").map(&:to_sym),
      required_components: item_json.fetch("required_components").map(&:to_sym),
      year_key: item_json.fetch("year_key")&.to_sym,
      month_key: item_json.fetch("month_key")&.to_sym,
      day_key: item_json.fetch("day_key")&.to_sym,
      hour_key: item_json.fetch("hour_key")&.to_sym,
      minute_key: item_json.fetch("minute_key")&.to_sym,
    ))
  when "deprecated", "hidden"
    Entities::Questions::DeprecatedQuestion.new(key, attributes).tap do |question|
      item_json.fetch("options").each do |option_json|
        question.options << build_option(questionnaire, question, option_json)
      end
    end
  when "float"
    Entities::Questions::FloatQuestion.new(key, attributes.merge(
      labels: item_json.fetch("labels"),
      unit: item_json.fetch("unit"),
      size: item_json.fetch("size"),
    ))
  when "integer"
    Entities::Questions::IntegerQuestion.new(key, attributes.merge(
      labels: item_json.fetch("labels"),
      unit: item_json.fetch("unit"),
      size: item_json.fetch("size"),
    ))
  when "radio", "scale"
    Entities::Questions::RadioQuestion.new(key, attributes).tap do |question|
      item_json.fetch("options").each do |option_json|
        question.options << build_option(questionnaire, question, option_json)
      end
    end
  when "select"
    Entities::Questions::SelectQuestion.new(key, attributes).tap do |question|
      item_json.fetch("options").each do |option_json|
        question.options << build_option(questionnaire, question, option_json)
      end
    end
  when "string"
    Entities::Questions::StringQuestion.new(key, attributes.merge(
      unit: item_json.fetch("unit"),
      size: item_json.fetch("size"),
    ))
  when "textarea"
    Entities::Questions::TextQuestion.new(key, attributes.merge(
      lines: item_json.fetch("lines"),
    ))
  else
    raise "Unknown question type: #{item_json}"
  end
end

.build_question_validation(attrs) ⇒ Object 



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# File 'lib/quby/questionnaires/deserializer.rb', line 267

def self.build_question_validation(attrs)
  base_validation = {
    type: attrs.fetch("type").to_sym,
    explanation: attrs["explanation"] # not always specified for min/max validation
  }

  case attrs.fetch("type")
  when "requires_answer"
    base_validation
  when "answer_group_minimum", "answer_group_maximum"
    base_validation.merge(
      group: attrs.fetch("group"), # TODO: sometimes a symbol, sometimes a string in the original, but I hope it doesn't matter
      value: attrs.fetch("value")
    )
  when "valid_integer", "valid_float"
    base_validation
  when "valid_date"
    base_validation.merge(
      subtype: attrs.fetch("subtype").to_sym
    )
  when "minimum", "maximum"
    value = case attrs.fetch("value_type")
    when "Date"
      Date.parse(attrs.fetch("value"))
    when "DateTime"
      DateTime.parse(attrs.fetch("value"))
    when "Time", "ActiveSuport::TimeWithZone"
      Time.zone.parse(attrs.fetch("value"))
    else
      attrs.fetch("value")
    end

    base_validation.merge(
      value: value,
      subtype: attrs.fetch("subtype").to_sym,
    )
  when "too_many_checked"
    base_validation.merge(
      uncheck_all_key: attrs.fetch("uncheck_all_key").to_sym
    )
  when "minimum_checked_required"
    base_validation.merge(
      minimum_checked_value: attrs.fetch("minimum_checked_value")
    )
  when "maximum_checked_allowed"
    base_validation.merge(
      maximum_checked_value: attrs.fetch("maximum_checked_value")
    )
  when "regexp"
    base_validation.merge(
      matcher: Regexp.new(attrs.fetch("matcher"))
    )
  when "not_all_checked"
    base_validation.merge(
      check_all_key: attrs.fetch("check_all_key").to_sym
    )
  else
    raise "Unknown validation type: #{attrs.inspect}"
  end
end

.build_score_calculation(attrs) ⇒ Object 



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# File 'lib/quby/questionnaires/deserializer.rb', line 328

def self.build_score_calculation(attrs)
  Entities::ScoreCalculation.new(attrs.fetch("key").to_sym,
    label: attrs.fetch("label"),
    sbg_key: attrs.fetch("sbg_key"),
    options: attrs.fetch("options").symbolize_keys,
    sourcecode: attrs.fetch("sourcecode"),
  )
end

.build_score_schema(attributes) ⇒ Object 



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# File 'lib/quby/questionnaires/deserializer.rb', line 415

def self.build_score_schema(attributes)
  Entities::ScoreSchema.new(
    key: attributes.fetch("key").to_sym,
    label: attributes.fetch("label"),
    subscore_schemas: attributes.fetch("subscore_schemas").map do |subschema|
      {
        key: subschema.fetch("key").to_sym,
        label: subschema.fetch("label"),
        export_key: subschema.fetch("export_key").to_sym,
        only_for_export: subschema.fetch("only_for_export")
      }
    end
  )
end

.build_text(item_json) ⇒ Object 



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# File 'lib/quby/questionnaires/deserializer.rb', line 127

def self.build_text(item_json)
  Entities::Text.new(item_json.fetch("str"), {
    html_content: item_json.fetch("html_content"),
    display_in: item_json.fetch("display_in").map(&:to_sym),
    col_span: item_json.fetch("col_span"),
    row_span: item_json.fetch("row_span"),
    raw_content: item_json.fetch("raw_content"),
    switch_cycle: item_json.fetch("switch_cycle")
  })
end

.build_textvar(attrs) ⇒ Object 



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# File 'lib/quby/questionnaires/deserializer.rb', line 352

def self.build_textvar(attrs)
  Entities::Textvar.new(
    key: attrs.fetch("key").to_sym,
    description: attrs.fetch("description"),
    default: attrs.fetch("default"),
    depends_on_flag: attrs.fetch("depends_on_flag")&.to_sym
  )
end

.deserialize_range(range_attributes) ⇒ Object 



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# File 'lib/quby/questionnaires/deserializer.rb', line 441

def self.deserialize_range(range_attributes)
  return unless range_attributes
  Range.new(range_attributes.fetch("begin"), range_attributes.fetch("end"), range_attributes.fetch("exclude_end"))
end

.from_json(json) ⇒ Object

This symbolizes various things. Do not run on arbitrary JSON.



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# File 'lib/quby/questionnaires/deserializer.rb', line 7

def self.from_json(json)
  # TODO: last_update
  Entities::Questionnaire.new(json.fetch("key"), json).tap do |questionnaire|
    questionnaire.title = json.fetch("title")
    questionnaire.description = json.fetch("description")
    questionnaire.outcome_description = json.fetch("outcome_description")
    questionnaire.short_description = json.fetch("short_description")
    questionnaire.abortable = json.fetch("abortable")
    questionnaire.enable_previous_questionnaire_button = json.fetch("enable_previous_questionnaire_button")
    questionnaire.default_answer_value = json.fetch("default_answer_value")
    questionnaire.leave_page_alert = json.fetch("leave_page_alert")
    questionnaire.allow_hotkeys = json.fetch("allow_hotkeys")
    questionnaire.license = json.fetch("license")&.to_sym
    questionnaire.licensor = json.fetch("licensor")
    questionnaire.language = json.fetch("language").try(:to_sym)
    questionnaire.renderer_version = json.fetch("renderer_version")
    questionnaire.last_author = json.fetch("last_author")
    questionnaire.extra_css = json.fetch("extra_css")
    questionnaire.allow_switch_to_bulk = json.fetch("allow_switch_to_bulk")

    questionnaire.flags = json.fetch("flags").with_indifferent_access.transform_values do |attrs|
      build_flag(attrs)
    end

    questionnaire.textvars = json.fetch("textvars").with_indifferent_access.transform_values do |attrs|
      build_textvar(attrs)
    end

    questionnaire.lookup_tables = YAML.unsafe_load(json.fetch("lookup_tables")).transform_values do |attrs|
      Quby::TableBackend::RangeTree.new(levels: attrs[:levels], tree: attrs[:tree])
    end

    questionnaire.score_calculations = json.fetch("score_calculations").with_indifferent_access.transform_values do |attrs|
      build_score_calculation(attrs)
    end

    questionnaire.score_schemas = json.fetch("score_schemas").with_indifferent_access.transform_values do |schema|
      build_score_schema(schema)
    end

    json.fetch("panels").each do |panel_json|
      load_panel(questionnaire, panel_json)
    end

    # roqua domain
    questionnaire.roqua_keys = json.fetch("roqua_keys")
    questionnaire.sbg_key = json.fetch("sbg_key")
    questionnaire.sbg_domains = json.fetch("sbg_domains").map(&:symbolize_keys)
    questionnaire.outcome_regeneration_requested_at = json.fetch("outcome_regeneration_requested_at")&.yield_self { |str| Time.zone.parse(str) }
    questionnaire.deactivate_answers_requested_at = json.fetch("deactivate_answers_requested_at").try { |str| Time.zone.parse(str) }
    questionnaire.respondent_types = json.fetch("respondent_types").map(&:to_sym)
    questionnaire.tags = json.fetch("tags")

    json.fetch("charts").fetch("overview")&.tap do |overview_json|
      questionnaire.charts.overview = Quby::Questionnaires::Entities::Charting::OverviewChart.new(
        subscore: overview_json.fetch("subscore").to_sym,
        y_max: overview_json.fetch("y_max"),
      )
    end

    json.fetch("charts").fetch("others").each do |chart_json|
      questionnaire.add_chart(build_chart(questionnaire, chart_json))
    end

    questionnaire.outcome_tables = json.fetch("outcome_tables").map do |attributes|
      build_outcome_table(questionnaire, attributes)
    end
  end
end

.load_item(questionnaire, item_json, panel: nil) ⇒ Object 



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# File 'lib/quby/questionnaires/deserializer.rb', line 92

def self.load_item(questionnaire, item_json, panel: nil)
  case item_json.fetch("type")
  when "text"
    panel.items << build_text(item_json)
  when "question"
    question = build_question(questionnaire, item_json)
    questionnaire.register_question(question)
    panel.items << question
  when "table"
    table = Entities::Table.new(
      title: item_json.fetch("title"),
      description: item_json.fetch("description"),
      columns: item_json.fetch("columns"),
      show_option_desc: item_json.fetch("show_option_desc"),
    )
    panel.items << table

    item_json.fetch("items").each do |table_item_json|
      case table_item_json.fetch("type")
      when "text"
        table.items << build_text(table_item_json)
      when "question"
        question = build_question(questionnaire, table_item_json, table: table)
        questionnaire.register_question(question)
        table.items << question
        panel.items << question
      else
        raise "Unknown table item: #{table_item_json}"
      end
    end
  else
    raise "Unknown item: #{item_json}"
  end
end

.load_panel(questionnaire, panel_json) ⇒ Object 



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# File 'lib/quby/questionnaires/deserializer.rb', line 77

def self.load_panel(questionnaire, panel_json)
  panel = Entities::Panel.new(
    questionnaire: questionnaire,
    key: panel_json.fetch("key"),
    title: panel_json.fetch("title"),
    items: []
  )

  panel_json.fetch("items").each do |item_json|
    load_item(questionnaire, item_json, panel: panel)
  end

  questionnaire.add_panel(panel)
end