rand-reviewer.rb

#!/usr/bin/env ruby

system('gem install thor') unless require('thor')
require 'rubygems'
require 'yaml'
require 'fileutils'
require 'thor'

class RandReviewer < Thor
  attr_accessor :names
  CONFIG_FILE = File.join(ENV['HOME'], '.config', 'rand_reviewers.yml').freeze

  def initialize(args = [], local_options = {}, config = {})
    super
    @names = load_config
  end

  desc 'add <NAMES>', 'Add a reviewer to the reviewer list'
  long_desc <<-LONGDESC
    Adds a name to the list of possible reviewers.
    Takes a list of space seperated names as an argument.
  LONGDESC
  def add(*add_names)
    self.names = names.concat(add_names).uniq
    save_config
  end

  desc 'remove <NAMES>', 'Remove a review from the reviewer list'
  long_desc <<-LONGDESC
    Removes a name from the list of possible reviewers.
    Takes a list of space seperated names as an argument.
  LONGDESC
  def remove(*del_names)
    del_names.each { |n| names.delete(n) }
    save_config
  end

  desc 'list', 'List all possible reviewers'
  long_desc <<-LONGDESC
    Lists all possible reviewers
  LONGDESC
  def list
    say names.join(' ')
  end

  desc 'pick', 'Pick a random reviewer'
  long_desc <<-LONGDESC
    Picks a random name from the list of reviewers.
  LONGDESC
  def pick
    say names.sample
  end

  private

  def prep_config_file
    return if File.exist?(CONFIG_FILE)
    FileUtils.mkdir_p(File.dirname(CONFIG_FILE))
    File.open(CONFIG_FILE, 'w') do |f|
      f.write [].to_yaml
      f.close
    end
  end

  def load_config
    prep_config_file
    YAML.load_file(CONFIG_FILE)
  end

  def save_config
    File.open(CONFIG_FILE, 'w') do |f|
      f.write names.sort.uniq.to_yaml
      f.close
    end
  end
end

RandReviewer.start