class Tapioca::Commands::GemGenerate

def execute
  Loaders::Gem.load_application(
    bundle: @bundle,
    prerequire: @prerequire,
    postrequire: @postrequire,
    default_command: default_command(:require),
    halt_upon_load_error: @halt_upon_load_error,
  )
  gem_queue = gems_to_generate(@gem_names).reject { |gem| @exclude.include?(gem.name) }
  anything_done = [
    perform_removals,
    gem_queue.any?,
  ].any?
  Executor.new(gem_queue, number_of_workers: @number_of_workers).run_in_parallel do |gem|
    shell.indent do
      compile_gem_rbi(gem)
      puts
    end
  end
  if anything_done
    validate_rbi_files(
      command: default_command(:gem, @gem_names.join(" ")),
      gem_dir: @outpath.to_s,
      dsl_dir: @dsl_dir,
      auto_strictness: @auto_strictness,
      gems: @bundle.dependencies,
    )
    say("All operations performed in working directory.", [:green, :bold])
    say("Please review changes and commit them.", [:green, :bold])
  else
    say("No operations performed, all RBIs are up-to-date.", [:green, :bold])
  end
ensure
  GitAttributes.create_generated_attribute_file(@outpath)
end

def gem_dependencies(gem, dependencies = [])
  direct_dependencies = gem.dependencies.filter_map { |dependency| @bundle.gem(dependency.name) }
  gems = dependencies | direct_dependencies
  if direct_dependencies.empty?
    gems
  else
    direct_dependencies.reduce(gems) { |result, gem| gem_dependencies(gem, result) }
  end
end

def gems_to_generate(gem_names)
  return @bundle.dependencies if gem_names.empty?
  (gem_names - @exclude).each_with_object([]) do |gem_name, gems|
    gem = @bundle.gem(gem_name)
    if gem.nil?
      next if @lsp_addon
      raise Thor::Error, set_color("Error: Cannot find gem '#{gem_name}'", :red)
    end
    gems.concat(gem_dependencies(gem)) if @include_dependencies
    gems << gem
  end
end