class CommandLineParser

# File lib/command_line_parser.rb, line 31
def self.debug=(value)
  return if @debug
  ENV['CR_DEBUG'] = 'true'
  @debug          = value
end

# File lib/command_line_parser.rb, line 27
def self.debug?
  @debug
end

# File lib/command_line_parser.rb, line 12
def initialize(file_parser)
  @file_parser       = file_parser
  @sub_commands      = @file_parser.runnable_methods.map { |m| m.name.to_s }
  @sub_commands_text = @file_parser.runnable_methods.map do |m|
    [
      m.name.to_s,
      FileParser.select_runnable_tags(m).map(&:text).join("\n")
    ]
  end.to_h
  @parser            = Trollop::Parser.new
  @parser.opt(:debug, 'Run in debug mode.', type: :flag)
  @parser.stop_on @sub_commands
  @initialize_method = nil
end

# File lib/command_line_parser.rb, line 48
def maybe_help(banner, action_name = nil)
  action = action_name
  scope  = ARGV
  if action_name
    action_index = ARGV.index(action)
    scope        = ARGV[0..action_index] if action_index
  end
  return unless scope.any? { |a| %w(-h --help).include? a }
  @parser.banner("\n" + banner)
  Trollop::with_standard_exception_handling(@parser) { raise Trollop::HelpNeeded }
end

# File lib/command_line_parser.rb, line 60
def raise_on_action_absence(sub_commands)
  return if ARGV.any? { |a| sub_commands.include? a }
  raise RubyFireCLIError, "You must provide one of available actions: #{sub_commands.join ', '}"
end

# File lib/command_line_parser.rb, line 65
def run(action)
  maybe_help(tool_banner, action ? action.name.to_s : nil)
  raise RubyFireCLIError, 'Cannot find any @runnable action' unless action
  raise_on_action_absence @sub_commands
  @initialize_method ||= MethodParser.new(@file_parser.initialize_method) if @file_parser.initialize_method
  @method            = MethodParser.new action
  [@initialize_method, @method].each do |method|
    next unless method
    method.trollop_opts.each { |a| @parser.opt(*a) }
    maybe_help(method.text, action.name.to_s)
    cmd_opts        = @parser.parse ARGV
    given_attrs     = cmd_opts.keys.select { |k| k.to_s.include? '_given' }.map { |k| k.to_s.gsub('_given', '').to_sym }
    method.cmd_opts = cmd_opts.select { |k, _| given_attrs.include? k }
    method.default_values.each do |k, v|
      param_name = k.to_sym
      next if method.option_tags.map(&:name).include?(param_name.to_s)
      method.cmd_opts[param_name] ||= v
    end
    method.required_parameters.each do |required_param|
      next if method.options_group? required_param
      next if method.cmd_opts[required_param.to_sym]
      raise RubyFireCLIError, "You must specify required parameter: #{required_param}"
    end
    ARGV.shift
  end
end

# File lib/command_line_parser.rb, line 37
def tool_banner
  result = FileParser.select_runnable_tags(@file_parser.clazz).map(&:text).join("\n")
  result += "\n\nAvailable actions:\n"
  result += @sub_commands_text.map do |c, text|
    t = "\t- #{c}"
    t += "\n\t\t#{text}" if text != ''
    t
  end.join("\n")
  result
end