ridgepole rake task

ridgepole.rake

module RidgepoleTask
  extend Rake::DSL

  namespace :ridgepole do
    desc "Exec Apply Dry Run"
    task(apply_dry_run: :environment) { ridgepole "--apply --dry-run" }

    desc "Exec Apply"
    task(apply: :environment) { ridgepole "--apply --drop-table" }

    desc "Exec Export Schemafile"
    task(export: :environment) { ridgepole "--export -o" }
  end

  def self.ridgepole(option) = system(
    [
      ENV["DATABASE_URL"]&.then { |url| "DATABASE_URL='#{url}' " },
      "bundle exec ridgepole -c #{Rails.root.join('config/database.yml')} -E #{Rails.env}",
      "--dump-with-default-fk-name -f #{Rails.root.join('Schemafile')} #{option}"
    ].compact.join
  ).tap { |cmd| puts cmd }
end