class MavisCLI::LocalAuthorities::DownloadGIASCodes

# File app/lib/mavis_cli/local_authorities/download_gias_codes.rb, line 20
def call
  MavisCLI.load_rails

  require "mechanize"

  puts "Starting data download process..."
  agent = Mechanize.new
  agent.user_agent_alias = "Mac Safari"

  MavisCLI.progress_bar(4)

  %w[English Welsh Other].each do |la_type|
    puts "downloading #{la_type} LA GIAS code mappings"
    download(la_type:, agent:)
  end
end

# File app/lib/mavis_cli/local_authorities/download_gias_codes.rb, line 37
def download(la_type:, agent:)
  puts "Visiting the GIAS data tables downloads page"
  page =
    agent.get(
      "https://get-information-schools.service.gov.uk/Guidance/LaNameCodes/DataTables"
    )

  puts "Selecting #{la_type} LAs"
  form =
    page.form_with(
      action: "/Guidance/LaNameCodes/DataTables/SelectFormat"
    )
  form.radiobuttons_with(value: /#{la_type}/i).each(&:check)

  puts "Submitting the form"
  format_page = form.submit

  puts "Selecting format"
  form =
    format_page.form_with(
      action:
        "/Guidance/LaNameCodes/DataTables/SelectFormat/GenerateDownload"
    )
  form.radiobuttons_with(name: /CSV/i).each(&:check)

  puts "Submitting the form"
  download_page = form.submit

  puts "Clicking the Download button"
  download_button =
    download_page.link_with(
      id: "help-guidance-lanamecodes-download-button"
    )
  download_file = agent.click(download_button)
  output_path =
    File.expand_path("db/data/gias-la-codes-#{la_type.downcase}.zip")
  download_file.save!(output_path)
end