#include <iostream>
#include <cstdlib>
#include <string>
#include <vector>
#include <ctime>
#include "reflex.h"

int main()
{
	vector<reflex> reflexes;

	const string a1[] = {
		"Is it because you are > that you came to me?",
		"How long have you been > ?",
		"Do you believe it is normal to be > ?",
		"Do you enjoy being > ?"
	};
	const size_t n1 = sizeof a1 / sizeof a1[0];
	reflexes.push_back(reflex("I am", a1, a1 + n1));

	const string a2[] = {
		"Why are you interested in whether I am > or not?",
		"Would you prefer if I weren't > ?",
		"Perhaps I am > in your fantasies.",
		"Do you sometimes think I am > ?"
	};
	const size_t n2 = sizeof a2 / sizeof a2[0];
	reflexes.push_back(reflex("Are you", a2, a2 + n2));

	const string a3[] = {
		"I'm not interested in names.",
		"I don't care about names.  Please continue."
	};
	const size_t n3 = sizeof a3 / sizeof a3[0];
	reflexes.push_back(reflex("name", a3, a3 + n3));

	//If ELIZA doesn't recognize any word the user said,
	const string a4[] = {
		"I am not sure I understand you fully.",
		"Please go on.",
		"What does that suggest to you?",
		"Do you feel strongly about discussing such things?"
	};
	const size_t n4 = sizeof a4 / sizeof a4[0];
	reflexes.push_back(reflex("", a4, a4 + n4));

	cout << "How do you do.  Please tell me your problem.\n"
		<< "Type no punctuation except apostrophes.\n"
		<< "Press RETURN at the end of each sentence.\n\n";

	string input_line;
	while (getline(cin, input_line) && input_line != "quit") {
		vector<string> words = reflex::chop(input_line);

		for (vector<reflex>::iterator it = reflexes.begin();
			it != reflexes.end(); ++it) {
			const string reply = (*it)(words);
			if (reply != "") {
				cout << reply << "\n\n";
				break;
			}
		}
	}

	cout << "Goodbye.\n";
	return EXIT_SUCCESS;
}