class RuboCop::Formatter::SimpleTextFormatter

def annotate_message(msg)
  msg.gsub(/`(.*?)`/m, yellow('\1'))
end

def colored_severity_code(offense)
  color = COLOR_FOR_SEVERITY.fetch(offense.severity.name)
  colorize(offense.severity.code, color)
end

def count_stats(offenses)
  @total_offense_count += offenses.count
  corrected = offenses.count(&:corrected?)
  @total_correction_count += corrected
  @total_correctable_count += offenses.count(&:correctable?) - corrected
end

def file_finished(file, offenses)
  return if offenses.empty?
  count_stats(offenses)
  report_file(file, offenses)
end

def finished(inspected_files)
  report_summary(inspected_files.count,
                 @total_offense_count,
                 @total_correction_count,
                 @total_correctable_count)
end

def message(offense)
  message =
    if offense.corrected_with_todo?
      green('[Todo] ')
    elsif offense.corrected?
      green('[Corrected] ')
    elsif offense.correctable?
      yellow('[Correctable] ')
    else
      ''
    end
  "#{message}#{annotate_message(offense.message)}"
end

def report_file(file, offenses)
  output.puts yellow("== #{smart_path(file)} ==")
  offenses.each do |o|
    output.printf(
      "%<severity>s:%3<line>d:%3<column>d: %<message>s\n",
      severity: colored_severity_code(o),
      line: o.line,
      column: o.real_column,
      message: message(o)
    )
  end
end

def report_summary(file_count, offense_count, correction_count, correctable_count)
  report = Report.new(file_count,
                      offense_count,
                      correction_count,
                      correctable_count,
                      rainbow,
                      # :safe_autocorrect is a derived option based on several command-line
                      # arguments - see RuboCop::Options#add_autocorrection_options
                      safe_autocorrect: @options[:safe_autocorrect])
  output.puts
  output.puts report.summary
end

def started(_target_files)
  @total_offense_count = 0
  @total_correction_count = 0
  @total_correctable_count = 0
end