<?php
/**
 * GroupCollectorInterface.php
 * Copyright (c) 2019 thegrumpydictator@gmail.com
 *
 * This file is part of Firefly III.
 *
 * Firefly III is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * Firefly III is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with Firefly III. If not, see <http://www.gnu.org/licenses/>.
 */

declare(strict_types=1);

namespace FireflyIII\Helpers\Collector;

use Carbon\Carbon;
use FireflyIII\User;
use Illuminate\Support\Collection;

/**
 * Interface GroupCollectorInterface
 */
interface GroupCollectorInterface
{
    /**
     * Return the groups.
     *
     * @return Collection
     */
    public function getGroups(): Collection;

    /**
     * Define which accounts can be part of the source and destination transactions.
     *
     * @param Collection $accounts
     *
     * @return GroupCollectorInterface
     */
    public function setAccounts(Collection $accounts): GroupCollectorInterface;

    /**
     * Limit the number of returned entries.
     *
     * @param int $limit
     *
     * @return GroupCollectorInterface
     */
    public function setLimit(int $limit): GroupCollectorInterface;

    /**
     * Set the page to get.
     *
     * @param int $page
     *
     * @return GroupCollectorInterface
     */
    public function setPage(int $page): GroupCollectorInterface;

    /**
     * Set the start and end time of the results to return.
     *
     * @param Carbon $start
     * @param Carbon $end
     *
     * @return GroupCollectorInterface
     */
    public function setRange(Carbon $start, Carbon $end): GroupCollectorInterface;

    /**
     * Set the user object and start the query.
     *
     * @param User $user
     *
     * @return GroupCollectorInterface
     */
    public function setUser(User $user): GroupCollectorInterface;

}