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37 lines
1016 B
37 lines
1016 B
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var fs = require('fs');
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const WORD_FILE_PATH = '../../words/words.txt';
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//loads words from word file
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var words = [];
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var data = fs.readFileSync(WORD_FILE_PATH, 'utf8');
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var lines = data.split('\n');
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lines.forEach(function(element){
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words.push(element);
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});
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module.exports=
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{
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/**
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* returns a specific amount of words -- unique
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* @param num the number of words
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* @returns {Array} the random, unique words
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*/
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getRandomWords : function(num)
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{
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var rwords = [];
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for(var i = 0; i < num; ++i){
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var randindex = Math.round((Math.random() * (words.length - 1)));
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var newword = words[randindex];
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var uniq = true;
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rwords.forEach(function(element){
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if(newword === element){
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--i;
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uniq = false;
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}
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});
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if(uniq)rwords.push(newword);
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}
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return rwords;
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}
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};
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