module ReleaseRobot

# File lib/release_robot.rb, line 108
def create_settings_file_if_nonexistent
  File.new(settings_file_path, "w+") unless File.file?(settings_file_path)
end

# File lib/release_robot.rb, line 120
def envars
  envars_help.keys
end

# File lib/release_robot.rb, line 124
def envars_help
  {
    'GITHUB_USERNAME' =>
      "Your username for github.com\n\n",

    'GITHUB_PASSWORD' =>
      "Your password for github.com\n\n",
  }
end

# File lib/release_robot.rb, line 85
def fetch_envars_from_config
  return unless envars = YAML.load_file(settings_file_path)
  envars.each_pair do |key, value|
    value.strip! unless should_not_strip?(key)
    ENV[key.upcase] = value
  end
end

# File lib/release_robot.rb, line 66
def get_envar(key)
  if key =~ /GITHUB_PASSWORD/
    env_value = ask("Enter your #{key}: ") { |q| q.echo = "*" }
  else
    print "Enter your #{key}: "
    env_value = gets.chomp
  end
  env_value.strip! unless should_not_strip?(key)
  if env_value.length == 0
    puts 'Invalid input. This is a required field.'
    exit
  end
  env_value
end

# File lib/release_robot.rb, line 55
def get_missing_envars
  missing_envars = {}

  ReleaseRobot.envars.each do |key|
    next if ENV[key]
    missing_envars[key] = get_envar(key)
  end

  return missing_envars
end

# File lib/release_robot.rb, line 30
def parse(args)
  options = OpenStruct.new

  opt_parser = OptionParser.new do |opts|
    opts.separator ''
    opts.banner = 'Usage: release_robot [options]'

    opts.separator ''
    opts.separator 'Common options:'

    opts.on_tail('-h', '--help', 'Show this message') do
      puts opts
      exit
    end

    opts.on_tail('-v', '--version', 'Show version') do
      puts ReleaseRobot::VERSION
      exit
    end
  end

  opt_parser.parse!(args)
  options
end

# File lib/release_robot.rb, line 116
def root
  File.dirname __dir__
end

# File lib/release_robot.rb, line 12
def run(args)
  options = ReleaseRobot.parse(args)

  create_settings_file_if_nonexistent

  fetch_envars_from_config

  missing_envars = get_missing_envars

  write_missing_envars(missing_envars) if missing_envars.any?

  robot = ReleaseRobot::Main.new
  pull_requests = robot.start
  client = robot.client

  ReleaseRobot::Printer.new(pull_requests, client).print_all
end

# File lib/release_robot.rb, line 112
def settings_file_path
  File.join(ENV['HOME'], '.release_robot_settings.yml')
end

# File lib/release_robot.rb, line 81
def should_not_strip?(key)
  false
end

# File lib/release_robot.rb, line 93
def write_missing_envars(missing_envars={})
  puts "\nTo avoid entering setup information each time, the following configuration has been stored in `#{settings_file_path}`:"
  missing_envars.each_pair do |key, value|
    if key =~ /password|token/i
      puts "\t#{key}=[FILTERED]"
    else
      puts "\t#{key}=#{value}"
    end

    data = YAML.load_file(settings_file_path) || {}
    ENV[key.upcase] = data[key.downcase] = value
    File.open(settings_file_path, 'w') { |f| YAML.dump(data, f) }
  end
end