# -*- coding: utf-8 -*-
# Copyright 2015 The Chromium OS Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.

"""Show the builder layout for CrOS waterfalls."""

from __future__ import print_function

from chromite.lib import config_lib
from chromite.lib import commandline


def _ParseArguments(argv):
  parser = commandline.ArgumentParser(description=__doc__)

  opts = parser.parse_args(argv)
  opts.Freeze()
  return opts


def displayConfigs(label, configs):
  print('== %s ==' % label)

  for config in sorted(configs, key=lambda c: c.name):
    print('  %s' % config.name)
    if config.slave_configs:
      for sc in sorted(config.slave_configs):
        print('    %s' % sc)

  print()


def main(argv):
  _ = _ParseArguments(argv)

  site_config = config_lib.GetConfig()

  # Organize the builds as:
  #  {Display Label: [build_config]}

  labeled_builds = {}
  for config in site_config.itervalues():
    if config.schedule:
      labeled_builds.setdefault(config.display_label, []).append(config)

  for label in sorted(labeled_builds.iterkeys()):
    displayConfigs(label, labeled_builds[label])

  # Force the tryjob section to be last.
  displayConfigs('tryjob',
                 [c for c in site_config.itervalues()
                  if config_lib.isTryjobConfig(c)])