Class: AtcoderGreedy::Contest

Inherits:
Object
  • Object
show all
Defined in:
lib/atcoder_greedy/command/create.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(name) ⇒ Contest

Returns a new instance of Contest.



20
21
22
23
24
25
26
27
28
29
30
 
# File 'lib/atcoder_greedy/command/create.rb', line 20

def initialize(name)
  @name = name
  puts "Create #{name} contest files"
  @base_url = create_contest_url(name)
  puts "Contest url is #{@base_url}"
  @problem_urls = create_contest_problem_urls(name)
  puts 'Create directories'
  create_directories
  create_templates
  puts 'Set up done.'
end

Instance Attribute Details

#name ⇒ Object

Returns the value of attribute name.



18
19
20
 
# File 'lib/atcoder_greedy/command/create.rb', line 18

def name
  @name
end

#url ⇒ Object

Returns the value of attribute url.



18
19
20
 
# File 'lib/atcoder_greedy/command/create.rb', line 18

def url
  @url
end

Instance Method Details

#create_contest_problem_urls(contest_name) ⇒ Object 



36
37
38
39
40
41
42
43
44
45
46
47
48
49
 
# File 'lib/atcoder_greedy/command/create.rb', line 36

def create_contest_problem_urls(contest_name)
  urls = []
  if (contest_name.include?('abc') && contest_name[3..5].to_i > 19) ||
      (contest_name.include?('arc') && contest_name[3..5].to_i > 34)
    task_num = %w(a b c d)
  else
    task_num = %w(1 2 3 4)
  end

  4.times do |i|
    urls.push(name: "#{PROBLEM_NAMES[i]}", path: @base_url + "/tasks/#{contest_name}_#{task_num[i]}")
  end
  urls
end

#create_contest_url(contest_name) ⇒ Object 



32
33
34
 
# File 'lib/atcoder_greedy/command/create.rb', line 32

def create_contest_url(contest_name)
  'http://' + contest_name + '.contest.atcoder.jp'
end

#create_directories ⇒ Object 



86
87
88
89
 
# File 'lib/atcoder_greedy/command/create.rb', line 86

def create_directories
  # コンテストディレクトリ作成
  FileUtils.mkdir(@name)
end

#create_templates ⇒ Object 



51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
 
# File 'lib/atcoder_greedy/command/create.rb', line 51

def create_templates
  @problem_urls.each_with_index do |url, pro_i|
    problem_dir = "./#{@name}"
    # urlからインプット、アウトプットパラメータをとってきてファイルにしまう
    charset = nil
    html = open(url[:path]) do |f|
      charset = f.charset
      f.read
    end
    doc = Nokogiri::HTML.parse(html, nil, charset)
    in_file = File.new(problem_dir + "/input_#{PROBLEM_NAMES[pro_i]}.txt", 'w')

    params = doc.xpath('//pre')
    params.shift
    params.each_with_index do |p, i|
      if i % 2 == 0
        in_file.puts "-- Example #{i/2}"
        in_file.puts "#{p.text.gsub(/\r\n?/, "\n").strip}"
      else
        in_file.puts "-- Answer #{(i-1)/2}"
        in_file.puts "#{p.text.gsub(/\r\n?/, "\n").strip}"
      end
    end

    in_file.close

    solve_file_content = SOLVE_TEMPLATE.clone
    solve_file_content.gsub!(/CONTEST/, @name.upcase)
    solve_file_content.gsub!(/PROBLEM/, url[:name].upcase)
    solve_file = File.new(problem_dir + "/#{url[:name]}.rb", 'w')
    solve_file.print solve_file_content
    solve_file.close
  end
end