import "listUtil"
import "mapUtil"

groups = "abc def ghi jkl mno pqrs tuv wxyz".split
charToNum = {}
for i in groups.indexes
	for ch in groups[i]
		charToNum[ch] = i + 2
	end for
end for

words = file.readLines("/sys/data/englishWords.txt")

wordToNum = function(word)
	parts = word.split("")
	parts.apply function(ch)
		return charToNum[ch]
	end function
	return parts.join("")
end function

numToWords = {}
moreThan1Word = 0
for word in words
	num = wordToNum(word.lower)
	if numToWords.hasIndex(num) then
		numToWords[num].push word
	else
		numToWords[num] = [word]
	end if
	if numToWords[num].len == 2 then moreThan1Word = moreThan1Word + 1
end for

print "There are " + words.len + " words in englishWords.txt which can be represented  by the digit key mapping."
print "They require " + numToWords.len + " digit combinations to represent them."
print moreThan1Word + " digit combinations represent Textonyms."

while true
	print
	inp = input("Enter a word or digit combination: ")
	if not inp then break
	if val(inp) > 0 then
		print inp + " -> " + numToWords.get(inp)
	else
		num = wordToNum(inp.lower)
		print "Digit key combination for """ + inp + """ is: " + num
		print num + " -> " + numToWords.get(num)
	end if
end while