/*
* Copyright (C) 2011 Emweb bv, Herent, Belgium
*
* See the LICENSE file for terms of use.
*/
#include "Dictionary.h"

#include <Wt/WApplication.h>

#include <fstream>
#include <iostream>
#include <random>

std::string randomWord(Dictionary dictionary)
{
std::ifstream dict;
if (dictionary == Dictionary::Dutch) {
dict.open(Wt::WApplication::appRoot() + "dict-nl.txt");
} else { // english is default
dict.open(Wt::WApplication::appRoot() + "dict.txt");
}

std::string retval;
int numwords = 0;
while (dict) {
std::getline(dict, retval);
numwords++;
}
dict.clear();
dict.seekg(0);

std::random_device rd;
std::mt19937 gen(rd());
std::uniform_int_distribution<> distribution(0, numwords);
int selection = distribution(gen);

while (selection--) {
std::getline(dict, retval);
}
std::getline(dict, retval);
for (unsigned int i = 0; i < retval.size(); ++i) {
if (retval[i] < 'A' || retval[i] > 'Z') {
std::cerr << "word " << retval << " contains illegal data at pos " << i << '\n';
}
}

return retval;
}