require 'thor'
require 'yaml'

module Plagiarism
  class Cli < Thor
    include Thor::Actions
    CONFIG_PATH = '~/.plagiarism.yml'

    class << self
      def load_config(path)
        config = YAML.load_file(File.expand_path path)
        Config.strategies = config['strategies'].split(',').map &:strip
        Config.whitelists = config['whitelists'].split(',').map &:strip
        Config.bing_key = config['bing_key']
        Config.google_key = config['google_key']
        Config.google_cx = config['google_cx']
      end
    end

    desc 'init', 'Create file for plagiarism to load config'
    method_option :path, aliases: '-p', desc: 'where put the config', type: :string, default: CONFIG_PATH
    def init
      create_file options[:path], <<-STRING
strategies: "yahoo"
whitelists: "www.ring.md, blog.ring.md"
bing_key: xxx
google_key: xxx
google_cx: xxx
      STRING
    end

    desc 'unique', 'Check the unique content from search engines'
    method_option :content, aliases: '-c', desc: 'content which need to checked', type: :string, required: true
    method_option :path, aliases: '-p', desc: 'where put the config', type: :string, default: CONFIG_PATH
    def unique
      Cli.load_config(options[:path])
      puts Plagiarism.unique? options[:content]
    end

    desc 'match', 'Get the first match from search engines'
    method_option :content, aliases: '-c', desc: 'content which need to get', type: :string, required: true
    method_option :path, aliases: '-p', desc: 'where put the config', type: :string, default: CONFIG_PATH
    def match
      Cli.load_config(options[:path])
      puts Plagiarism.match options[:content]
    end
  end
end