//This file is main.C.
#include <cstdlib>
#include <string>
#include "printable.h"
#include "terminal1d.h"
using namespace std;

int main()
{
	terminal1d<printable> term('.');
	const terminal1d<printable>::keypad_t keypad = term.keypad();

	const string s = "Type hlj for left, right, quit.";
	copy(s.begin(), s.end(), term.begin());

	printable p = ' ';
	for (terminal1d<printable>::iterator it = term.begin() + term.size() / 2;;) {
		try {
			++p;
		}
		catch (const printable::bad&) {
			p = ' ';
		}
		*it = p;

		//Copy the term to the top line of the screen.
		for (int x = 0; x < term.size(); ++x) {
			term_put(x, 0, term[x]);
		}

		char c;   //uninitialized variable
		while ((c = term.key()) == '\0') {
		}

		if (c == 'q') {
			break;
		}

		const terminal1d<printable>::keypad_t::const_iterator i = keypad.find(c);
		if (i == keypad.end() || !term.in_range(it + i->second)) {
			term.beep();
		} else {
			it += i->second;
		}
	}

	term.beep();
	term.wait(1000);
	return EXIT_SUCCESS;
}