Class: REDCap::InstrumentTable

Inherits:
ActiveRecord::Base
  • Object
show all
Defined in:
lib/red_cap/instrument_table.rb

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.pull(client, filter = {}) ⇒ Object 



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# File 'lib/red_cap/instrument_table.rb', line 23

def self.pull client, filter={}
  filter.reverse_merge!({
    content: "record",
    events: Array(config[:events] || config[:event]).join(","),
    fields: [config[:key]] + config[:fields],
  })

  metadata = client.cached_json_api_request({
    content: "metadata",
    fields: config[:fields],
  })

  client.json_api_request(filter).map do |response|
    if config[:repeating]
      next unless response["redcap_repeat_instrument"] == config[:instrument_name]
      repeat_instance = response["redcap_repeat_instance"]
    end
    record = where({
      instrument_name: config[:instrument_name],
      repeat_instance: repeat_instance,
      event: response.fetch("redcap_event_name"),
      key: response.fetch(config[:key].to_s),
    }).first_or_initialize
    record.update!({
      fields: response,
      metadata: metadata,
    })
    record
  end.compact
end

.pulls_from(config) ⇒ Object 



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# File 'lib/red_cap/instrument_table.rb', line 6

def self.pulls_from config
  self.config = config.reverse_merge({
    key: :study_id,
    repeating: false,
  })

  config[:fields].each do |field|
    define_method field do
      value = form.send(field)
      value.define_singleton_method :var do
        "#{config[:instrument_name]}.#{field}"
      end
      value
    end
  end
end

Instance Method Details

#form ⇒ Object 



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# File 'lib/red_cap/instrument_table.rb', line 54

def form
  @form ||= REDCap::Form.new(metadata, fields)
end