Class: Contest

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

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(name) ⇒ Contest

Returns a new instance of Contest.



4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
 
# File 'lib/atcoder_greedy/lib/contest.rb', line 4

def initialize(name)
  @language = AtcoderGreedy.config[:language]
  template_path = File.join(File.dirname(__dir__), '/templates')
  @solve_template = open(template_path + "/#{@language}/solve.#{@language}", &:read)
  @problem_names = %w(A B C D)
  @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.



2
3
4
 
# File 'lib/atcoder_greedy/lib/contest.rb', line 2

def name
  @name
end

#url ⇒ Object

Returns the value of attribute url.



2
3
4
 
# File 'lib/atcoder_greedy/lib/contest.rb', line 2

def url
  @url
end

Instance Method Details

#create_contest_problem_urls(contest_name) ⇒ Object 



24
25
26
27
28
29
30
31
32
33
34
35
36
37
 
# File 'lib/atcoder_greedy/lib/contest.rb', line 24

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 



20
21
22
 
# File 'lib/atcoder_greedy/lib/contest.rb', line 20

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

#create_directories ⇒ Object 



75
76
77
78
 
# File 'lib/atcoder_greedy/lib/contest.rb', line 75

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

#create_templates ⇒ Object 



39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
 
# File 'lib/atcoder_greedy/lib/contest.rb', line 39

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!(/DATE/, Time.now.strftime('%F'))
    solve_file_content.gsub!(/CONTEST/, @name.upcase)
    solve_file_content.gsub!(/PROBLEM/, url[:name].upcase)
    solve_file = File.new(problem_dir + "/#{url[:name]}.#{@language}", 'w')
    solve_file.print solve_file_content
    solve_file.close
  end
end