/*
 * Copyright (c) 2021 Omar Polo <op@omarpolo.com>
 *
 * Permission to use, copy, modify, and distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice appear in all copies.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 */

#include <stdlib.h>

#include "compl.h"
#include "telescope.h"

const char *
compl_eecmd(void **data, void **ret)
{
	struct cmd	**state = (struct cmd **)data;

	/* first time: init the state */
	if (*state == NULL)
		*state = cmds;

	if ((*state)->cmd == NULL)
		return NULL;

	return (*state)++->cmd;
}

const char *
compl_ts(void **data, void **ret)
{
	struct tab	**tab = (struct tab **)data;

	/* first time: init the state */
	if (*tab == NULL)
		*tab = TAILQ_FIRST(&tabshead);
	else if ((*tab = TAILQ_NEXT(*tab, tabs)) == NULL)
		return NULL;

	*ret = *tab;

	if (*(*tab)->buffer.page.title == '\0')
		return (*tab)->hist_cur->h;
	return (*tab)->buffer.page.title;
}