mirror of
https://github.com/firefly-iii/firefly-iii.git
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531 lines
16 KiB
PHP
531 lines
16 KiB
PHP
<?php
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/**
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* CurrencyRepository.php
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* Copyright (c) 2019 james@firefly-iii.org
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*
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* This file is part of Firefly III (https://github.com/firefly-iii).
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as
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* published by the Free Software Foundation, either version 3 of the
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* License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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declare(strict_types=1);
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namespace FireflyIII\Repositories\Currency;
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use Carbon\Carbon;
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use FireflyIII\Exceptions\FireflyException;
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use FireflyIII\Factory\TransactionCurrencyFactory;
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use FireflyIII\Models\AccountMeta;
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use FireflyIII\Models\AvailableBudget;
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use FireflyIII\Models\Bill;
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use FireflyIII\Models\BudgetLimit;
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use FireflyIII\Models\CurrencyExchangeRate;
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use FireflyIII\Models\Preference;
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use FireflyIII\Models\RecurrenceTransaction;
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use FireflyIII\Models\Transaction;
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use FireflyIII\Models\TransactionCurrency;
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use FireflyIII\Repositories\User\UserRepositoryInterface;
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use FireflyIII\Services\Internal\Destroy\CurrencyDestroyService;
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use FireflyIII\Services\Internal\Update\CurrencyUpdateService;
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use FireflyIII\User;
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use Illuminate\Database\Eloquent\Builder;
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use Illuminate\Support\Collection;
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use Log;
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/**
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* Class CurrencyRepository.
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*/
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class CurrencyRepository implements CurrencyRepositoryInterface
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{
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private User $user;
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/**
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* @param TransactionCurrency $currency
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*
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* @return int
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*/
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public function countJournals(TransactionCurrency $currency): int
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{
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$count = $currency->transactions()->whereNull('deleted_at')->count() + $currency->transactionJournals()->whereNull('deleted_at')->count();
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// also count foreign:
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$count += Transaction::where('foreign_currency_id', $currency->id)->count();
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return $count;
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}
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/**
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* @param TransactionCurrency $currency
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*
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* @return bool
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*/
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public function currencyInUse(TransactionCurrency $currency): bool
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{
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$result = $this->currencyInUseAt($currency);
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return null !== $result;
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}
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/**
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* @param TransactionCurrency $currency
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*
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* @return string|null
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*/
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public function currencyInUseAt(TransactionCurrency $currency): ?string
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{
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Log::debug(sprintf('Now in currencyInUse() for #%d ("%s")', $currency->id, $currency->code));
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$countJournals = $this->countJournals($currency);
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if ($countJournals > 0) {
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Log::info(sprintf('Count journals is %d, return true.', $countJournals));
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return 'journals';
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}
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// is the only currency left
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if (1 === $this->getAll()->count()) {
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Log::info('Is the last currency in the system, return true. ');
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return 'last_left';
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}
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// is being used in accounts:
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$meta = AccountMeta::where('name', 'currency_id')->where('data', json_encode((string)$currency->id))->count();
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if ($meta > 0) {
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Log::info(sprintf('Used in %d accounts as currency_id, return true. ', $meta));
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return 'account_meta';
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}
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// is being used in bills:
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$bills = Bill::where('transaction_currency_id', $currency->id)->count();
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if ($bills > 0) {
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Log::info(sprintf('Used in %d bills as currency, return true. ', $bills));
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return 'bills';
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}
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// is being used in recurring transactions
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$recurringAmount = RecurrenceTransaction::where('transaction_currency_id', $currency->id)->count();
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$recurringForeign = RecurrenceTransaction::where('foreign_currency_id', $currency->id)->count();
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if ($recurringAmount > 0 || $recurringForeign > 0) {
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Log::info(sprintf('Used in %d recurring transactions as (foreign) currency id, return true. ', $recurringAmount + $recurringForeign));
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return 'recurring';
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}
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// is being used in accounts (as integer)
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$meta = AccountMeta
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::leftJoin('accounts', 'accounts.id', '=', 'account_meta.account_id')
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->whereNull('accounts.deleted_at')
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->where('account_meta.name', 'currency_id')->where('account_meta.data', json_encode((int)$currency->id))->count();
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if ($meta > 0) {
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Log::info(sprintf('Used in %d accounts as currency_id, return true. ', $meta));
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return 'account_meta';
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}
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// is being used in available budgets
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$availableBudgets = AvailableBudget::where('transaction_currency_id', $currency->id)->count();
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if ($availableBudgets > 0) {
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Log::info(sprintf('Used in %d available budgets as currency, return true. ', $availableBudgets));
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return 'available_budgets';
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}
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// is being used in budget limits
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$budgetLimit = BudgetLimit::where('transaction_currency_id', $currency->id)->count();
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if ($budgetLimit > 0) {
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Log::info(sprintf('Used in %d budget limits as currency, return true. ', $budgetLimit));
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return 'budget_limits';
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}
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// is the default currency for the user or the system
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$defaultCode = app('preferences')->getForUser($this->user, 'currencyPreference', config('firefly.default_currency', 'EUR'))->data;
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if ($currency->code === $defaultCode) {
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Log::info('Is the default currency of the user, return true.');
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return 'current_default';
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}
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Log::debug('Currency is not used, return false.');
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return null;
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}
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/**
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* @param TransactionCurrency $currency
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*
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* @return bool
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*/
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public function destroy(TransactionCurrency $currency): bool
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{
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/** @var UserRepositoryInterface $repository */
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$repository = app(UserRepositoryInterface::class);
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if ($repository->hasRole($this->user, 'owner')) {
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/** @var CurrencyDestroyService $service */
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$service = app(CurrencyDestroyService::class);
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$service->destroy($currency);
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}
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return true;
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}
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/**
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* Disables a currency
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*
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* @param TransactionCurrency $currency
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*/
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public function disable(TransactionCurrency $currency): void
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{
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$currency->enabled = false;
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$currency->save();
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}
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/**
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* @param TransactionCurrency $currency
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* Enables a currency
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*/
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public function enable(TransactionCurrency $currency): void
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{
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$currency->enabled = true;
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$currency->save();
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}
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/**
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* Find by ID, return NULL if not found.
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*
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* @param int $currencyId
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*
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* @return TransactionCurrency|null
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*/
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public function find(int $currencyId): ?TransactionCurrency
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{
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return TransactionCurrency::find($currencyId);
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}
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/**
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* Find by currency code, return NULL if unfound.
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*
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* @param string $currencyCode
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*
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* @return TransactionCurrency|null
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*/
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public function findByCode(string $currencyCode): ?TransactionCurrency
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{
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return TransactionCurrency::where('code', $currencyCode)->first();
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}
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/**
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* Find by currency code, return NULL if unfound.
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* Used in Import Currency!
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*
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* @param string $currencyCode
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*
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* @return TransactionCurrency|null
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* @deprecated
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*/
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public function findByCodeNull(string $currencyCode): ?TransactionCurrency
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{
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return TransactionCurrency::where('code', $currencyCode)->first();
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}
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/**
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* Find by currency name.
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*
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* @param string $currencyName
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*
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* @return TransactionCurrency
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*/
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public function findByName(string $currencyName): ?TransactionCurrency
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{
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return TransactionCurrency::whereName($currencyName)->first();
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}
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/**
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* Find by currency name or return null.
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* Used in Import Currency!
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*
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* @param string $currencyName
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*
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* @return TransactionCurrency
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* @deprecated
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*/
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public function findByNameNull(string $currencyName): ?TransactionCurrency
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{
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return TransactionCurrency::whereName($currencyName)->first();
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}
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/**
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* Find by currency symbol.
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*
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* @param string $currencySymbol
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*
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* @return TransactionCurrency
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*/
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public function findBySymbol(string $currencySymbol): ?TransactionCurrency
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{
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return TransactionCurrency::whereSymbol($currencySymbol)->first();
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}
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/**
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* Find by currency symbol or return NULL
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* Used in Import Currency!
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*
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* @param string $currencySymbol
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*
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* @return TransactionCurrency
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* @deprecated
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*/
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public function findBySymbolNull(string $currencySymbol): ?TransactionCurrency
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{
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return TransactionCurrency::whereSymbol($currencySymbol)->first();
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}
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/**
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* Find by object, ID or code. Returns user default or system default.
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*
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* @param int|null $currencyId
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* @param string|null $currencyCode
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*
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* @return TransactionCurrency
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*/
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public function findCurrency(?int $currencyId, ?string $currencyCode): TransactionCurrency
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{
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$result = $this->findCurrencyNull($currencyId, $currencyCode);
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if (null === $result) {
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Log::debug('Grabbing default currency for this user...');
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$result = app('amount')->getDefaultCurrencyByUser($this->user);
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}
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if (null === $result) {
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Log::debug('Grabbing EUR as fallback.');
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$result = $this->findByCode('EUR');
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}
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Log::debug(sprintf('Final result: %s', $result->code));
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if (false === $result->enabled) {
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Log::debug(sprintf('Also enabled currency %s', $result->code));
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$this->enable($result);
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}
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return $result;
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}
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/**
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* Find by object, ID or code. Returns NULL if nothing found.
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*
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* @param int|null $currencyId
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* @param string|null $currencyCode
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*
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* @return TransactionCurrency|null
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*/
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public function findCurrencyNull(?int $currencyId, ?string $currencyCode): ?TransactionCurrency
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{
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Log::debug('Now in findCurrencyNull()');
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$result = $this->find((int)$currencyId);
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if (null === $result) {
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Log::debug(sprintf('Searching for currency with code %s...', $currencyCode));
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$result = $this->findByCode((string)$currencyCode);
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}
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if (null !== $result && false === $result->enabled) {
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Log::debug(sprintf('Also enabled currency %s', $result->code));
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$this->enable($result);
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}
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return $result;
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}
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/**
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* Find by ID, return NULL if not found.
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* Used in Import Currency!
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*
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* @param int $currencyId
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*
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* @return TransactionCurrency|null
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* @deprecated
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*/
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public function findNull(int $currencyId): ?TransactionCurrency
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{
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return TransactionCurrency::find($currencyId);
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}
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/**
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* @return Collection
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*/
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public function get(): Collection
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{
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return TransactionCurrency::where('enabled', true)->orderBy('code', 'ASC')->get();
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}
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/**
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* @return Collection
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*/
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public function getAll(): Collection
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{
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return TransactionCurrency::orderBy('code', 'ASC')->get();
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}
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/**
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* @param array $ids
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*
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* @return Collection
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*/
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public function getByIds(array $ids): Collection
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{
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return TransactionCurrency::orderBy('code', 'ASC')->whereIn('id', $ids)->get();
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}
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/**
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* @param Preference $preference
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*
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* @return TransactionCurrency
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*/
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public function getCurrencyByPreference(Preference $preference): TransactionCurrency
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{
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$preferred = TransactionCurrency::where('code', $preference->data)->first();
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if (null === $preferred) {
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$preferred = TransactionCurrency::first();
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}
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return $preferred;
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}
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/**
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* @return Collection
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*/
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public function getEnabled(): Collection
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{
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return TransactionCurrency::where('enabled', true)->orderBy('code', 'ASC')->get();
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}
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/**
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* Get currency exchange rate.
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*
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* @param TransactionCurrency $fromCurrency
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* @param TransactionCurrency $toCurrency
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* @param Carbon $date
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*
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* @return CurrencyExchangeRate|null
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*/
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public function getExchangeRate(TransactionCurrency $fromCurrency, TransactionCurrency $toCurrency, Carbon $date): ?CurrencyExchangeRate
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{
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if ($fromCurrency->id === $toCurrency->id) {
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$rate = new CurrencyExchangeRate;
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$rate->rate = 1;
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$rate->id = 0;
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return $rate;
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}
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/** @var CurrencyExchangeRate $rate */
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$rate = $this->user->currencyExchangeRates()
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->where('from_currency_id', $fromCurrency->id)
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->where('to_currency_id', $toCurrency->id)
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->where('date', $date->format('Y-m-d'))->first();
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if (null !== $rate) {
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Log::debug(sprintf('Found cached exchange rate in database for %s to %s on %s', $fromCurrency->code, $toCurrency->code, $date->format('Y-m-d')));
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return $rate;
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}
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return null;
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}
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/**
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* Return a list of exchange rates with this currency.
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*
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* @param TransactionCurrency $currency
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*
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* @return Collection
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*/
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public function getExchangeRates(TransactionCurrency $currency): Collection
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{
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/** @var CurrencyExchangeRate $rate */
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return $this->user->currencyExchangeRates()
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->where(
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function (Builder $query) use ($currency) {
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$query->where('from_currency_id', $currency->id);
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$query->orWhere('to_currency_id', $currency->id);
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}
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)->get();
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}
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/**
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* @param string $search
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* @param int $limit
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*
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* @return Collection
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*/
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public function searchCurrency(string $search, int $limit): Collection
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{
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$query = TransactionCurrency::where('enabled', 1);
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if ('' !== $search) {
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$query->where('name', 'LIKE', sprintf('%%%s%%', $search));
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}
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return $query->take($limit)->get();
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}
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/**
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* @param User $user
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*/
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public function setUser(User $user): void
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{
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$this->user = $user;
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}
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/**
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* @param array $data
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*
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* @return TransactionCurrency
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* @throws FireflyException
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*/
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public function store(array $data): TransactionCurrency
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{
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/** @var TransactionCurrencyFactory $factory */
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$factory = app(TransactionCurrencyFactory::class);
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$result = $factory->create($data);
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if (null === $result) {
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throw new FireflyException('400004: Could not store new currency.');
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}
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return $result;
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}
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/**
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* @param TransactionCurrency $currency
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* @param array $data
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*
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* @return TransactionCurrency
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*/
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public function update(TransactionCurrency $currency, array $data): TransactionCurrency
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{
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/** @var CurrencyUpdateService $service */
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$service = app(CurrencyUpdateService::class);
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return $service->update($currency, $data);
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}
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/**
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* @inheritDoc
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*/
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public function isFallbackCurrency(TransactionCurrency $currency): bool
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{
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return $currency->code === config('firefly.default_currency', 'EUR');
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}
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}
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