<?php
/**
 * TransactionServiceTrait.php
 * Copyright (c) 2018 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\Services\Internal\Support;


use FireflyIII\Exceptions\FireflyException;
use FireflyIII\Factory\AccountFactory;
use FireflyIII\Factory\TransactionCurrencyFactory;
use FireflyIII\Models\Account;
use FireflyIII\Models\AccountType;
use FireflyIII\Models\Transaction;
use FireflyIII\Models\TransactionCurrency;
use FireflyIII\Models\TransactionJournal;
use FireflyIII\Models\TransactionType;
use FireflyIII\Repositories\Account\AccountRepositoryInterface;
use Log;

/**
 * Trait TransactionServiceTrait
 *
 */
trait TransactionServiceTrait
{

//    /**
//     * @param TransactionJournal $journal
//     * @param string             $direction
//     *
//     * @return string|null
//     * @SuppressWarnings(PHPMD.CyclomaticComplexity)
//     */
//    public function accountType(TransactionJournal $journal, string $direction): ?string
//    {
//        $types = [];
//        $type  = $journal->transactionType->type;
//        if (TransactionType::WITHDRAWAL === $type) {
//            $types['source']      = AccountType::ASSET;
//            $types['destination'] = AccountType::EXPENSE;
//        }
//        if (TransactionType::DEPOSIT === $type) {
//            $types['source']      = AccountType::REVENUE;
//            $types['destination'] = AccountType::ASSET;
//        }
//        if (TransactionType::TRANSFER === $type) {
//            $types['source']      = AccountType::ASSET;
//            $types['destination'] = AccountType::ASSET;
//        }
//        if (TransactionType::RECONCILIATION === $type) {
//            $types['source']      = null;
//            $types['destination'] = null;
//        }
//
//        return $types[$direction] ?? null;
//    }

//    /**
//     * @param string|null $expectedType
//     * @param Account|null $account
//     * @param int|null $accountId
//     * @param string|null $accountName
//     *
//     * @return Account|null
//     * @throws FireflyException
//     * @SuppressWarnings(PHPMD.CyclomaticComplexity)
//     */
//    public function findAccount(?string $expectedType, ?Account $account, ?int $accountId, ?string $accountName): ?Account
//    {
//        $result = null;
//
//        if (null !== $account && $account->user_id === $this->user->id) {
//            return $account;
//        }
//
//        $accountId   = (int)$accountId;
//        $accountName = (string)$accountName;
//        $repository  = app(AccountRepositoryInterface::class);
//        $repository->setUser($this->user);
//
//        if (null === $expectedType) {
//            return $repository->findNull($accountId);
//        }
//
//        if ($accountId > 0) {
//            // must be able to find it based on ID. Validator should catch invalid ID's.
//            return $repository->findNull($accountId);
//        }
//        if (AccountType::ASSET === $expectedType) {
//            return $repository->findByName($accountName, [AccountType::ASSET]);
//        }
//        // for revenue and expense:
//        if ('' !== $accountName) {
//            /** @var AccountFactory $factory */
//            $factory = app(AccountFactory::class);
//            $factory->setUser($this->user);
//
//            return $factory->findOrCreate($accountName, $expectedType);
//        }
//
//        return $repository->getCashAccount();
//    }

//    /**
//     * @param int|null    $currencyId
//     * @param null|string $currencyCode
//     *
//     * @return TransactionCurrency|null
//     */
//    protected function findCurrency(?int $currencyId, ?string $currencyCode): ?TransactionCurrency
//    {
//        $factory = app(TransactionCurrencyFactory::class);
//
//        return $factory->find($currencyId, $currencyCode);
//    }
//
//    /**
//     * @param Transaction $transaction
//     * @param string|null $amount
//     */
//    protected function setForeignAmount(Transaction $transaction, ?string $amount): void
//    {
//        $amount                      = '' === (string)$amount ? null : $amount;
//        $transaction->foreign_amount = $amount;
//        $transaction->save();
//    }
//
//    /**
//     * @param Transaction              $transaction
//     * @param TransactionCurrency|null $currency
//     */
//    protected function setForeignCurrency(Transaction $transaction, ?TransactionCurrency $currency): void
//    {
//        if (null === $currency) {
//            $transaction->foreign_currency_id = null;
//            $transaction->save();
//
//            return;
//        }
//        // enable currency if not enabled:
//        if (false === $currency->enabled) {
//            $currency->enabled = true;
//            $currency->save();
//        }
//
//        $transaction->foreign_currency_id = $currency->id;
//        $transaction->save();
//
//    }


}