#include<iostream>
#include<fstream>
#include<string>
using namespace std;

size_t data_hash(string s){
	size_t sum = 1;
	for(auto c : s)
		sum *= c;
	return sum;
}
#include "hash_table.h"

int main(int argc, char ** argv){
	if(argc < 2){
		cout << "Usage:  " << argv[0] << " filename\n";
		return 1;
	}

	HashTable<string, int> dictionary;
	ifstream dfile;
	dfile.open("/usr/share/dict/american-english");
	string dword;
	while(dfile >> dword){
		for(int i = 0; i < dword.length(); i++)
			dword[i] = tolower(dword[i]);
		dictionary[dword] = 1;
	}
	dfile.close();
	cout << "Dictionary has " << dictionary.get_items() << " words\n";

	HashTable<string, int> lwords;
	ifstream lfile;
	lfile.open(argv[1]);
	string lword;
	while(lfile >> lword){
		for(int i = 0; i < lword.length(); i++)
			lword[i] = tolower(lword[i]);
		if(dictionary.contains(lword))
			if(lwords.contains(lword))
				lwords[lword]++;
			else
				lwords[lword] = 1;
	}
	lfile.close();

	cout << "lwords contents\n";
	for(auto &w : lwords)
		cout << w << ":	" << lwords[w] << endl;
	cout << "Number of words:  " << lwords.get_items() << endl;
	return 0;
}