Earth - Ting-Yi & Ringo

lib/adagrams.rb

@@ -0,0 +1,78 @@
+require 'csv'
+
+def draw_letters
+  letter_pool = %W( #{ "A" * 9 + "B" * 2 + "C" * 2 + "D" * 4 + "E" * 12 + "F" * 2 + "G" * 3 + "H" * 2 + "I" * 9 + "J" * 1 + "K" * 1 + "L" * 4 + "M" * 2 + "N" * 6 + "O" * 8 + "P" * 2 + "Q" * 1 + "R" * 6 + "S" * 4 + "T" * 6 + "U" * 4 + "V" * 2 + "W" * 2 + "X" * 1 + "Y" * 2 + "Z" * 1} ).join.split("")
+  random_letter = letter_pool.shuffle.take(10)
+  return random_letter
+end
+
+def uses_available_letters?(input, letters_in_hand)
+  letters_in_hand_copy = letters_in_hand.clone
+  input.upcase.each_char do |letter|
+    if letters_in_hand_copy.include?(letter)
+      letters_in_hand_copy.delete_at(letters_in_hand_copy.index(letter))
+    else
+      return false
+    end
+  end
+  return true
+end
+
+def score_word(word)
+  score = 0
+  word.upcase.each_char do |character|
+    case character
+    when "A", "E", "I", "O", "U", "L", "N", "R", "S", "T"
+      score += 1
+    when "D", "G"
+      score += 2
+    when "B", "C", "M", "P"
+      score += 3
+    when "F", "H", "V", "W", "Y"
+      score += 4
+    when "K"
+      score += 5
+    when "J", "X"
+      score += 8
+    when "Q", "Z"
+      score += 10
+    end
+  end
+
+  if word.length >= 7
+    score += 8
+  end
+
+  return score
+end
+
+def highest_score_from(words)
+  winner = {
+      word: "",
+      score: 0
+  }
+
+  high_score = words.max_by { |word| score_word(word) }
+  high_words = words.select { |word| score_word(word) == score_word(high_score) }
+
+  if high_words.length == 1
+    winner[:word] = high_words[0]
+    winner[:score] = score_word(high_words[0])
+  elsif high_words.any? { |word| word.length == 10 }
+    ten_letter_words = high_words.select { |word| word if word.length == 10 }
+    winner[:word] = ten_letter_words[0]
+    winner[:score] = score_word(ten_letter_words[0])
+  else
+    shortest_word_length = (high_words.min_by { |word| word.length }).length
+    short_words_array = high_words.select { |word| word.length == shortest_word_length }
+    winner[:word] = short_words_array[0]
+    winner[:score] = score_word(short_words_array[0])
+  end
+
+  return winner
+end
+
+def is_in_english_dict?(input)
+  dictionary = CSV.read('../adagrams/assets/dictionary-english.csv').flatten
+  return dictionary.include?(input.downcase)
+end

test/adagrams_test.rb

@@ -178,4 +178,28 @@
       expect(best_word[:score]).must_equal 18
     end
   end
+
+  describe "is_in_english_dict?" do
+    it "finds real word in dictionary" do
+      good_word = "bamboo"
+      expect(is_in_english_dict?(good_word)).must_equal true
+    end
+
+    it "doesn't find fake word in dictionary" do
+      bad_word = "zybje"
+      expect(is_in_english_dict?(bad_word)).wont_equal true
+
+      empty_word = ""
+      expect(is_in_english_dict?(empty_word)).wont_equal true
+
+      too_long_word = "incongruous"
+      expect(is_in_english_dict?(too_long_word)).wont_equal true
+    end
+  end
+
 end
+
+
+
+
+