Download data from NCDHHS COVID dashboards

ncdhhs_downloader.rb

#!/usr/bin/env ruby

# Install capybara and selenium-webdriver gems
#
# $ gem install capybara
# $ gem install selenium-webdriver
#
# Install chromedriver
#
# $ brew install chromedriver

require 'capybara'
require 'capybara/dsl'
require 'selenium-webdriver'

# register a new driver to change the download location
Capybara.register_driver :headless_chrome do |app|
  capabilities = Selenium::WebDriver::Remote::Capabilities.chrome(
    'goog:chromeOptions': {
      args: %w[headless disable-gpu],
      prefs: {
        'download.default_directory' => Dir.home
      }
    }
  )

  Capybara::Selenium::Driver.new(
    app,
    browser: :chrome,
    desired_capabilities: capabilities
  )
end

Capybara.default_driver = :headless_chrome
Capybara.default_max_wait_time = 10
Capybara.app_host = 'https://covid19.ncdhhs.gov'

class NcdhhsCovidCsvDownloader
  include Capybara::DSL

  def initialize
    visit('/dashboard/data-behind-dashboards')
    click_link('View Larger')
  end

  def daily_cases_and_deaths
    within_frame do
      within('div', class: 'tabFlipboardNav') do
        first('div', exact_text: 'Daily Cases and Deaths Metrics').click
      end

      find('#download-ToolbarButton').click
      find_button('Crosstab').click
      find('div', class: 'f1u2kjnq', text: 'CSV').click
      find_button('Download').click
    end

    sleep 5 # wait for download
  end
end

NcdhhsCovidCsvDownloader.new.daily_cases_and_deaths