module FFaker::LoremUA

def capitalize_ukrainian(string)
  string[0] = CAPITAL_CHARS[CHARS.index(string[0])] unless CAPITAL_CHARS.include?(string[0])
  string
end

def paragraph(sentence_count = 5)
  sentences(sentence_count + rand(0..2)).join(' ')
end

def paragraphs(paragraph_count = 3)
  (1..paragraph_count).map { paragraph }
end

def sentence(word_count = 7)
  elements = words(word_count + rand(0..9))
  elements.insert(rand(3..(elements.count - 3)), ',') if elements.count > 10
  result = elements.join(' ').gsub(' , ', ', ')
  capitalize_ukrainian(+"#{result}#{sentence_type_mark}")
end

def sentence_type_mark
  case rand(0..9)
  when 0..7 then '.'
  when 8    then '!'
  when 9    then '?'
  end
end

def sentences(sentence_count = 3)
  (1..sentence_count).map { sentence }
end

def word
  fetch_sample(WORDS)
end

def words(num = 3)
  fetch_sample(WORDS, count: num)
end