Module: RubyWordleSolver

Defined in:
lib/ruby-wordle/script-solver.rb

Constant Summary collapse

NUM_LETTERS = 
5
MAX_SUGGESTIONS = 
128
LPAD = 
" " * 7
PROMPT = 
"〉".bold.red

Class Method Summary collapse

Class Method Details

.draw_decorated_border ⇒ Object 



103
104
105
 
# File 'lib/ruby-wordle/script-solver.rb', line 103

def self.draw_decorated_border
  puts; puts (' '.bg_green * 5 + ' '.bg_gray * 3 + ' '.bg_brown  * 5 + ' '.bg_gray * 3) * 4; puts
end

.get_letters_known ⇒ Object 



32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
 
# File 'lib/ruby-wordle/script-solver.rb', line 32

def self.get_letters_known
  puts
  puts  "STEP 1".bold.bg_green + " Input " + "known letters".underline + " using alphabets and dots"
  puts  LPAD + "Then press \"↵\" (Type \"quit↵\" to exit)"
  if @letters_known
    puts LPAD + "Last time: #{@letters_known.bg_green}"
  else
    puts LPAD + "Example: #{'s...h'.bg_green}"
  end

  letters_known = Readline.readline(LPAD + PROMPT, true).strip.downcase

  exit if letters_known == "quit" || letters_known == "q"
  unless /\A[a-z\.]{5}\z/ =~ letters_known
    puts LPAD + "Sorry,".red + " the input format is not right"
    letters_known = get_letters_known
  end
  letters_known
end

.get_letters_not_used ⇒ Object 



79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
 
# File 'lib/ruby-wordle/script-solver.rb', line 79

def self.get_letters_not_used
  puts
  puts "STEP 3".bold.bg_gray + " Input " + "letters not used".underline + " in the word"
  puts LPAD + "Then press \"↵\" (Type \"quit↵\" to exit)"
  if @letters_not_used
    puts LPAD + "Last time: #{@letters_not_used.join.bg_gray}"
  else
    puts LPAD + "Example: #{'ieagh'.bg_gray}"
  end

  letters_not_used = Readline.readline(LPAD + PROMPT, true).strip.downcase

  exit if letters_not_used == "quit" || letters_not_used == "q"
  if letters_not_used.strip == ""
    array_letters_not_used = []
  elsif /\A[a-z\s]+\z/ =~ letters_not_used
    array_letters_not_used = letters_not_used.split(//)
  else
    puts LPAD + "Sorry,".red + " the input format is not right"
    array_letters_not_used = get_letters_not_used
  end
  array_letters_not_used
end

.get_letters_used ⇒ Object 



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
 
# File 'lib/ruby-wordle/script-solver.rb', line 52

def self.get_letters_used
  puts
  puts "STEP 2".bold.bg_brown + " Input pairs of " + "a position and a letter".underline
  puts LPAD + "Then press \"↵\" (Type \"quit↵\" to exit)"
  if @letters_used
    puts LPAD + "Last time: #{@letters_used.map{|p, l| (p + 1).to_s + l}.join(' ').bg_brown}"
  else
    puts LPAD + "Example: #{'1g 2e 5a'.bg_brown}"
  end

  letters_used = Readline.readline(LPAD + PROMPT, true).strip.downcase

  exit if letters_used == "quit" || letters_used == "q"
  if letters_used.strip == ""
    array_letters_used = []
  elsif /\A(?:[1-5][a-z][\s,]*)+\z/ =~ letters_used
    array_letters_used = []
    letters_used.gsub(/\s+/, "").split(//).each_slice(2) do |k, v|
      array_letters_used << [k.to_i - 1, v]
    end
  else
    puts LPAD + "Sorry,".red + " the input format is not right"
    array_letters_used = get_letters_used
  end
  array_letters_used
end

.run_interactively ⇒ Object 



154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
 
# File 'lib/ruby-wordle/script-solver.rb', line 154

def run_interactively
  draw_decorated_border
  @letters_known = get_letters_known
  @letters_used  = get_letters_used
  @letters_not_used = get_letters_not_used
  results = solve_wordle(@letters_known, @letters_used, @letters_not_used)
  draw_decorated_border

  exit if results.size < 2

  puts "  ？  ".bold.bg_magenta + " Press \"↵\" to continue."
  puts LPAD + "Type \"quit↵\" to exit."

  response = Readline.readline(LPAD + PROMPT, true).strip.downcase

  if response == "quit" || response == "q"
    exit
  else
    run_interactively
  end
end

.solve_wordle(letters_known, letters_used, letters_not_used, mode = :original, answer = nil) ⇒ Object 



107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
 
# File 'lib/ruby-wordle/script-solver.rb', line 107

def solve_wordle(letters_known, letters_used, letters_not_used, mode = :original, answer = nil)
  word_list = mode == :original ? @word_list : @word_list_basic
  indices_unknown_letters = (0 ... letters_known.length).find_all { |i| letters_known[i, 1] == '.' }

  word_list_a = word_list.select do |word|
    Regexp.compile(letters_known) =~ word
  end

  word_list_b = word_list_a.select do |word|
    word_letters = word.split(//)
    letters_in_candidate = word_letters.values_at(*indices_unknown_letters) - letters_used.map{|l| l[1]}
    cond1 = letters_used.all? do |position, letter|
      word_letters[position] != letter
    end
    cond2 = (letters_used.map{|l| l[1]} - word_letters).empty?
    cond3 = (letters_in_candidate - letters_not_used).size == letters_in_candidate.size
    cond1 && cond2 && cond3
  end

  if answer
    word_list_b.delete(answer)
    reduced_list = word_list_b.sample(MAX_SUGGESTIONS - 1)
    reduced_list << answer
  else
    reduced_list = word_list_b.sample(MAX_SUGGESTIONS)
  end

  results = reduced_list.sort.map do |word|
    if @basic_word_uniq_list[word]
      mode == :original ? word.red.bold : word.red
    elsif @basic_word_list[word]
      mode == :original ? word.blue.bold : word.blue
    else
      word
    end
  end
  puts
  results.each_with_index do |word, i|
    if (i + 1) % 8 == 0 || results.size == i + 1
      print word + "\n"
    else
      print word + "   "
    end
  end
  word_list_b
end