#include "sampler.h"
#include <iostream>
#include <fstream>
#include <sstream>
#include <string>

using std::cout;
using std::cin;
using std::istream;
using std::ifstream;
using std::stringstream;
using std::string;

void sampleInput(istream& is, bool update) {
  Sampler<string> sampler;  
  while (true) {
    //c++ handles strings with streams better
    string s;
    getline(is, s);
    if (!s.empty()) { //possibly empty because of end of file
      stringstream sstream(s, stringstream::in | stringstream::out);
      while (true) {
	sstream>>s;
	sampler.get(s);
	if (sstream.eof()) 
	  break;
      }
      if (update) 
	cout<<sampler<<"\n";
    }
    if (is.eof()) 
      break;
  }
  if (!update) 
    cout<<sampler<<"\n";
}

int main(int argc, char* argv[]) {
  srand(time(0)); //initialize seed for random generator
  if (argc==1) //nothing, pipe, or redirection
    sampleInput(cin, isatty(fileno(stdin)));
  else {
    ifstream is(argv[1]);
    if (is.good()) 
      sampleInput(is, false);
    is.close();
  }
}