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var words = [];
var word;
var length;
var anagram;
var alphabet = "qwertyuiopasdfghjklzxcvbnm";
var letters = alphabet + alphabet.toUpperCase();
Array.prototype.equals = function (array)
{
if (this.length != array.length)
return false;
for (var i = 0; i < array.length; i++)
{
if (this[i] != array[i])
return false;
}
return true;
}
function containsSymbols(w)
{
for (var i = 0; i < w.length; i++)
{
if (!letters.includes(w[i]))
return true;
}
return false;
}
function letterCounts(w)
{
var lc = [];
for (var i = 0; i < 26; i++)
{
lc.push(0);
}
var w = w.toLowerCase();
for (var i = 0; i < w.length; i++)
{
lc[w.charCodeAt(i)-97]++;
}
return lc;
}
function isAnagram(w1, w2)
{
return letterCounts(w1).equals(letterCounts(w2));
}
function findWord()
{
var numWords = words.length;
word = words[Math.floor(Math.random()*numWords)];
console.log(words.length);
if (containsSymbols(word))
findWord();
var lc = letterCounts(word);
for (var i = 0; i < numWords; i++)
{
if (words[i] != word && letterCounts(words[i]).equals(lc))
{
anagram = words[i];
return;
}
}
findWord();
}
function play()
{
length = $("#length").val();
loadWords();
}
function showWord()
{
$("#inputs").hide();
$("#again").hide();
$("#answer").hide();
$("#guess").val("");
$("#loading").html("Finding a word with an anagram...");
findWord();
$("#loading").html("");
$("#word").html("Find an anagram of " + word + ".");
$("#inputs").show();
$("#guess").focus();
}
function isWord(x)
{
return words.indexOf(x) > -1;
}
function loadWords()
{
if (length < 2 || length > 18)
{
$("#error").text("Word length must be 2-18.");
return;
}
var xhttp = new XMLHttpRequest();
xhttp.onreadystatechange = function()
{
if (xhttp.readyState == 4 && xhttp.status == 200)
{
var allwords = xhttp.responseText.split('\n');
words = [];
for (var i = 0; i < allwords.length; i++)
{
if (allwords[i].length == length)
words.push(allwords[i].toLowerCase());
}
showWord();
}
};
xhttp.open("GET", "https://raw.githubusercontent.com/sindresorhus/word-list/master/words.txt", true);
xhttp.send();
}
function submit()
{
if ($("#again").is(":visible"))
{
play();
return;
}
var guess = $("#guess").val().toLowerCase();
if (guess != word && letterCounts(guess).equals(letterCounts(word)) && isWord(guess))
{
$("#answer").show();
$("#answer").html("<span style='color: green'>Correct!</span>");
$("#again").show();
}
else
{
$("#answer").show();
$("#answer").html("<span style='color: red'>Incorrect!</span>");
}
}
function giveUp()
{
$("#answer").show();
$("#answer").html("<span style='color: red'>The answer was " + anagram + ".</span>");
$("#again").show();
}
$("#again").hide();
$("#answer").hide();
$("#guess").val("");
$("#loading").hide();
$("#guess").show();
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