firefly-iii/app/Repositories/Currency/CurrencyRepository.php
2023-12-20 19:35:52 +01:00

108 lines
3.3 KiB
PHP

<?php
/**
* CurrencyRepository.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\Repositories\Currency;
use Carbon\Carbon;
use FireflyIII\Models\CurrencyExchangeRate;
use FireflyIII\Models\TransactionCurrency;
use FireflyIII\User;
use Illuminate\Contracts\Auth\Authenticatable;
use Illuminate\Support\Collection;
/**
* Class CurrencyRepository.
*/
class CurrencyRepository implements CurrencyRepositoryInterface
{
private User $user;
/**
* Find by currency code, return NULL if unfound.
*/
public function findByCode(string $currencyCode): ?TransactionCurrency
{
return TransactionCurrency::where('code', $currencyCode)->first();
}
/**
* Returns the complete set of transactions but needs
* no user object.
*/
public function getCompleteSet(): Collection
{
return TransactionCurrency::orderBy('code', 'ASC')->get();
}
/**
* Get currency exchange rate.
*/
public function getExchangeRate(TransactionCurrency $fromCurrency, TransactionCurrency $toCurrency, Carbon $date): ?CurrencyExchangeRate
{
if ($fromCurrency->id === $toCurrency->id) {
$rate = new CurrencyExchangeRate();
$rate->rate = '1';
$rate->id = 0;
return $rate;
}
/** @var null|CurrencyExchangeRate $rate */
$rate = $this->user->currencyExchangeRates()
->where('from_currency_id', $fromCurrency->id)
->where('to_currency_id', $toCurrency->id)
->where('date', $date->format('Y-m-d'))->first()
;
if (null !== $rate) {
app('log')->debug(sprintf('Found cached exchange rate in database for %s to %s on %s', $fromCurrency->code, $toCurrency->code, $date->format('Y-m-d')));
return $rate;
}
return null;
}
/**
* TODO must be a factory
*/
public function setExchangeRate(TransactionCurrency $fromCurrency, TransactionCurrency $toCurrency, Carbon $date, float $rate): CurrencyExchangeRate
{
return CurrencyExchangeRate::create(
[
'user_id' => $this->user->id,
'from_currency_id' => $fromCurrency->id,
'to_currency_id' => $toCurrency->id,
'date' => $date,
'rate' => $rate,
]
);
}
public function setUser(null|Authenticatable|User $user): void
{
if ($user instanceof User) {
$this->user = $user;
}
}
}