<?php

/**
 * NetWorthInterface.php
 * Copyright (c) 2019 james@firefly-iii.org
 *
 * This file is part of Firefly III (https://github.com/firefly-iii).
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as
 * published by the Free Software Foundation, either version 3 of the
 * License, or (at your option) any later version.
 *
 * This program 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 Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <https://www.gnu.org/licenses/>.
 */

declare(strict_types=1);

namespace FireflyIII\Helpers\Report;

use Carbon\Carbon;
use FireflyIII\Models\UserGroup;
use FireflyIII\User;
use Illuminate\Contracts\Auth\Authenticatable;
use Illuminate\Support\Collection;

/**
 * Interface NetWorthInterface
 */
interface NetWorthInterface
{
    /**
     * Collect net worth based on the given set of accounts.
     *
     * Returns X arrays with the net worth in each given currency, and the net worth in
     * of that amount in the native currency.
     *
     * Includes extra array with the total(!) net worth in the native currency.
     */
    public function byAccounts(Collection $accounts, Carbon $date): array;

    public function setUser(null|Authenticatable|User $user): void;

    public function setUserGroup(UserGroup $userGroup): void;

    /**
     * TODO move to repository
     *
     * Same as above but cleaner function with less dependencies.
     *
     * @deprecated
     */
    public function sumNetWorthByCurrency(Carbon $date): array;
}