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			PHP
		
	
	
	
	
	
			
		
		
	
	
			806 lines
		
	
	
		
			34 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
<?php
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/**
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 * TransactionValidation.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\Validation;
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use FireflyIII\Enums\AccountTypeEnum;
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use FireflyIII\Enums\TransactionTypeEnum;
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use FireflyIII\Exceptions\FireflyException;
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use FireflyIII\Models\Account;
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use FireflyIII\Models\Transaction;
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use FireflyIII\Models\TransactionGroup;
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use FireflyIII\Models\TransactionJournal;
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use FireflyIII\Models\UserGroup;
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use FireflyIII\Repositories\Account\AccountRepository;
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use FireflyIII\Repositories\Account\AccountRepositoryInterface;
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use FireflyIII\User;
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use Illuminate\Support\Facades\Log;
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use Illuminate\Validation\Validator;
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/**
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 * Trait TransactionValidation
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 */
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trait TransactionValidation
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{
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    /**
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     * Validates the given account information. Switches on given transaction type.
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     *
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     * Inclusion of user and/or group is optional.
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     */
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    public function validateAccountInformation(Validator $validator, ?User $user = null, ?UserGroup $userGroup = null): void
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    {
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        if ($validator->errors()->count() > 0) {
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            return;
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        }
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        Log::debug('Now in validateAccountInformation (TransactionValidation) ()');
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        $transactions    = $this->getTransactionsArray($validator);
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        $data            = $validator->getData();
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        $transactionType = $data['type'] ?? 'invalid';
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        Log::debug(sprintf('Going to loop %d transaction(s)', count($transactions)));
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        /**
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         * @var int|string $index
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         * @var array      $transaction
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         */
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        foreach ($transactions as $index => $transaction) {
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            $transaction['user']       = $user;
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            $transaction['user_group'] = $userGroup;
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            if (!is_int($index)) {
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                continue;
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            }
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            $this->validateSingleAccount($validator, $index, $transactionType, $transaction);
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        }
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    }
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    protected function getTransactionsArray(Validator $validator): array
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    {
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        Log::debug('Now in getTransactionsArray');
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        $data         = $validator->getData();
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        $transactions = [];
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        if (array_key_exists('transactions', $data) && is_array($data['transactions'])) {
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            Log::debug('Transactions key exists and is array.');
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            $transactions = $data['transactions'];
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        }
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        if (array_key_exists('transactions', $data) && !is_array($data['transactions'])) {
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            Log::debug(sprintf('Transactions key exists but is NOT array,  its a %s', gettype($data['transactions'])));
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        }
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        return $transactions;
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    }
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    /**
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     * @SuppressWarnings("PHPMD.NPathComplexity")
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     */
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    protected function validateSingleAccount(Validator $validator, int $index, string $transactionType, array $transaction): void
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    {
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        Log::debug(sprintf('Now in validateSingleAccount(%d)', $index));
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        /** @var AccountValidator $accountValidator */
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        $accountValidator  = app(AccountValidator::class);
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        if (array_key_exists('user', $transaction) && null !== $transaction['user']) {
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            $accountValidator->setUser($transaction['user']);
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        }
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        if (array_key_exists('user_group', $transaction) && null !== $transaction['user_group']) {
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            $accountValidator->setUserGroup($transaction['user_group']);
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        }
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        $transactionType   = $transaction['type'] ?? $transactionType;
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        $accountValidator->setTransactionType($transactionType);
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        // validate source account.
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        $sourceId          = array_key_exists('source_id', $transaction) ? (int) $transaction['source_id'] : null;
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        $sourceName        = array_key_exists('source_name', $transaction) ? (string) $transaction['source_name'] : null;
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        $sourceIban        = array_key_exists('source_iban', $transaction) ? (string) $transaction['source_iban'] : null;
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        $sourceNumber      = array_key_exists('source_number', $transaction) ? (string) $transaction['source_number'] : null;
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        $source            = [
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            'id'     => $sourceId,
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            'name'   => $sourceName,
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            'iban'   => $sourceIban,
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            'number' => $sourceNumber,
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        ];
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        $validSource       = $accountValidator->validateSource($source);
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        // do something with result:
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        if (false === $validSource) {
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            $validator->errors()->add(sprintf('transactions.%d.source_id', $index), $accountValidator->sourceError);
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            $validator->errors()->add(sprintf('transactions.%d.source_name', $index), $accountValidator->sourceError);
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            return;
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        }
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        // validate destination account
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        $destinationId     = array_key_exists('destination_id', $transaction) ? (int) $transaction['destination_id'] : null;
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        $destinationName   = array_key_exists('destination_name', $transaction) ? (string) $transaction['destination_name'] : null;
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        $destinationIban   = array_key_exists('destination_iban', $transaction) ? (string) $transaction['destination_iban'] : null;
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        $destinationNumber = array_key_exists('destination_number', $transaction) ? (string) $transaction['destination_number'] : null;
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        $destination       = [
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            'id'     => $destinationId,
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            'name'   => $destinationName,
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            'iban'   => $destinationIban,
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            'number' => $destinationNumber,
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        ];
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        $validDestination  = $accountValidator->validateDestination($destination);
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        // do something with result:
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        if (false === $validDestination) {
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            $validator->errors()->add(sprintf('transactions.%d.destination_id', $index), $accountValidator->destError);
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            $validator->errors()->add(sprintf('transactions.%d.destination_name', $index), $accountValidator->destError);
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        }
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        // sanity check for reconciliation accounts. They can't both be null.
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        $this->sanityCheckReconciliation($validator, $transactionType, $index, $source, $destination);
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        // sanity check for currency information.
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        $this->sanityCheckForeignCurrency($validator, $accountValidator, $transaction, $transactionType, $index);
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    }
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    /**
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     * @SuppressWarnings("PHPMD.ExcessiveParameterList")
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     */
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    protected function sanityCheckReconciliation(Validator $validator, string $transactionType, int $index, array $source, array $destination): void
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    {
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        Log::debug('Now in sanityCheckReconciliation');
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        if (TransactionTypeEnum::RECONCILIATION->value === ucfirst($transactionType)
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            && null === $source['id'] && null === $source['name'] && null === $destination['id'] && null === $destination['name']
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        ) {
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            Log::debug('Both are NULL, error!');
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            $validator->errors()->add(sprintf('transactions.%d.source_id', $index), trans('validation.reconciliation_either_account'));
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            $validator->errors()->add(sprintf('transactions.%d.source_name', $index), trans('validation.reconciliation_either_account'));
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            $validator->errors()->add(sprintf('transactions.%d.destination_id', $index), trans('validation.reconciliation_either_account'));
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            $validator->errors()->add(sprintf('transactions.%d.destination_name', $index), trans('validation.reconciliation_either_account'));
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        }
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        if (TransactionTypeEnum::RECONCILIATION->value === $transactionType
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            && (null !== $source['id'] || null !== $source['name'])
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            && (null !== $destination['id'] || null !== $destination['name'])) {
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            Log::debug('Both are not NULL, error!');
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            $validator->errors()->add(sprintf('transactions.%d.source_id', $index), trans('validation.reconciliation_either_account'));
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            $validator->errors()->add(sprintf('transactions.%d.source_name', $index), trans('validation.reconciliation_either_account'));
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            $validator->errors()->add(sprintf('transactions.%d.destination_id', $index), trans('validation.reconciliation_either_account'));
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            $validator->errors()->add(sprintf('transactions.%d.destination_name', $index), trans('validation.reconciliation_either_account'));
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        }
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    }
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    /**
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     * TODO describe this method.
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     *
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     * @SuppressWarnings("PHPMD.ExcessiveParameterList")
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     * @SuppressWarnings("PHPMD.NPathComplexity")
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     */
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    private function sanityCheckForeignCurrency(
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        Validator        $validator,
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        AccountValidator $accountValidator,
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        array            $transaction,
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        string           $transactionType,
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        int              $index
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    ): void {
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        Log::debug('Now in sanityCheckForeignCurrency()');
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        if (0 !== $validator->errors()->count()) {
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            Log::debug('Already have errors, return');
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            return;
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        }
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        if (null === $accountValidator->source) {
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            Log::debug('No source, return');
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            return;
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        }
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        if (null === $accountValidator->destination) {
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            Log::debug('No destination, return');
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            return;
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        }
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        $source              = $accountValidator->source;
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        $destination         = $accountValidator->destination;
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        Log::debug(sprintf('Source: #%d "%s (%s)"', $source->id, $source->name, $source->accountType->type));
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        Log::debug(sprintf('Destination: #%d "%s" (%s)', $destination->id, $destination->name, $source->accountType->type));
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        if (!$this->isLiabilityOrAsset($source) || !$this->isLiabilityOrAsset($destination)) {
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            Log::debug('Any account must be liability or asset account to continue.');
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            return;
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        }
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        /** @var AccountRepository $accountRepository */
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        $accountRepository   = app(AccountRepositoryInterface::class);
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        $defaultCurrency     = app('amount')->getNativeCurrency();
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        $sourceCurrency      = $accountRepository->getAccountCurrency($source) ?? $defaultCurrency;
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        $destinationCurrency = $accountRepository->getAccountCurrency($destination) ?? $defaultCurrency;
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        // if both accounts have the same currency, continue.
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        if ($sourceCurrency->code === $destinationCurrency->code) {
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            Log::debug('Both accounts have the same currency, continue.');
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            return;
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        }
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        Log::debug(sprintf('Source account expects %s', $sourceCurrency->code));
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        Log::debug(sprintf('Destination account expects %s', $destinationCurrency->code));
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        Log::debug(sprintf('Amount is %s', $transaction['amount']));
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        if (TransactionTypeEnum::DEPOSIT->value === ucfirst($transactionType)) {
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            Log::debug(sprintf('Processing as a "%s"', $transactionType));
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            // use case: deposit from liability account to an asset account
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            // the foreign amount must be in the currency of the source
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            // the amount must be in the currency of the destination
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            // no foreign currency information is present:
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            if (!$this->hasForeignCurrencyInfo($transaction)) {
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                $validator->errors()->add(sprintf('transactions.%d.foreign_amount', $index), (string) trans('validation.require_foreign_currency'));
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                return;
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            }
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            // wrong currency information is present
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            $foreignCurrencyCode = $transaction['foreign_currency_code'] ?? false;
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            $foreignCurrencyId   = (int) ($transaction['foreign_currency_id'] ?? 0);
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            Log::debug(sprintf('Foreign currency code seems to be #%d "%s"', $foreignCurrencyId, $foreignCurrencyCode), $transaction);
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            if ($foreignCurrencyCode !== $sourceCurrency->code && $foreignCurrencyId !== $sourceCurrency->id) {
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                $validator->errors()->add(sprintf('transactions.%d.foreign_currency_code', $index), (string) trans('validation.require_foreign_src'));
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                return;
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            }
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        }
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        if (TransactionTypeEnum::TRANSFER->value === ucfirst($transactionType) || TransactionTypeEnum::WITHDRAWAL->value === ucfirst($transactionType)) {
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            Log::debug(sprintf('Processing as a "%s"', $transactionType));
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            // use case: withdrawal from asset account to a liability account.
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            // the foreign amount must be in the currency of the destination
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            // the amount must be in the currency of the source
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            // use case: transfer between accounts with different currencies.
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            // the foreign amount must be in the currency of the destination
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            // the amount must be in the currency of the source
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            // no foreign currency information is present:
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            if (!$this->hasForeignCurrencyInfo($transaction)) {
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                $validator->errors()->add(sprintf('transactions.%d.foreign_amount', $index), (string) trans('validation.require_foreign_currency'));
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                return;
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            }
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            // wrong currency information is present
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            $foreignCurrencyCode = $transaction['foreign_currency_code'] ?? false;
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            $foreignCurrencyId   = (int) ($transaction['foreign_currency_id'] ?? 0);
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            Log::debug(sprintf('Foreign currency code seems to be #%d "%s"', $foreignCurrencyId, $foreignCurrencyCode), $transaction);
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            if ($foreignCurrencyCode !== $destinationCurrency->code && $foreignCurrencyId !== $destinationCurrency->id) {
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                Log::debug(sprintf('No match on code, "%s" vs "%s"', $foreignCurrencyCode, $destinationCurrency->code));
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                Log::debug(sprintf('No match on ID, #%d vs #%d', $foreignCurrencyId, $destinationCurrency->id));
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                $validator->errors()->add(sprintf('transactions.%d.foreign_amount', $index), (string) trans('validation.require_foreign_dest'));
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            }
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        }
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    }
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    private function isLiabilityOrAsset(Account $account): bool
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    {
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        return $this->isLiability($account) || $this->isAsset($account);
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    }
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    private function isLiability(Account $account): bool
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    {
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        $type = $account->accountType->type;
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        if (in_array($type, config('firefly.valid_liabilities'), true)) {
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            return true;
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        }
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        return false;
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    }
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    private function isAsset(Account $account): bool
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    {
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        $type = $account->accountType->type;
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        return AccountTypeEnum::ASSET->value === $type;
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    }
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    private function hasForeignCurrencyInfo(array $transaction): bool
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    {
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        if (!array_key_exists('foreign_currency_code', $transaction) && !array_key_exists('foreign_currency_id', $transaction)) {
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            return false;
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        }
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        if (!array_key_exists('foreign_amount', $transaction)) {
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            return false;
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        }
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        if ('' === $transaction['foreign_amount']) {
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            return false;
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        }
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        if (0 === bccomp('0', (string) $transaction['foreign_amount'])) {
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            return false;
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        }
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        return true;
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    }
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    /**
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     * Validates the given account information. Switches on given transaction type.
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     *
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     * @throws FireflyException
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     */
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    public function validateAccountInformationUpdate(Validator $validator, TransactionGroup $transactionGroup): void
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    {
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        Log::debug('Now in validateAccountInformationUpdate()');
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        if ($validator->errors()->count() > 0) {
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            Log::debug('Validator already has errors, so return.');
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            return;
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        }
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        $transactions = $this->getTransactionsArray($validator);
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        /**
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         * @var int|string $index
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         * @var array      $transaction
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         */
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        foreach ($transactions as $index => $transaction) {
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            if (!is_int($index)) {
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                throw new FireflyException('Invalid data submitted: transaction is not array.');
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            }
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            $this->validateSingleUpdate($validator, $index, $transaction, $transactionGroup);
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        }
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    }
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    protected function validateSingleUpdate(Validator $validator, int $index, array $transaction, TransactionGroup $transactionGroup): void
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    {
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        Log::debug('Now validating single account update in validateSingleUpdate()');
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        // if no account types are given, just skip the check.
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        if (
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            !array_key_exists('source_id', $transaction)
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            && !array_key_exists('source_name', $transaction)
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            && !array_key_exists('destination_id', $transaction)
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            && !array_key_exists('destination_name', $transaction)) {
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            Log::debug('No account data has been submitted so will not validating account info.');
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            return;
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        }
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        // create validator:
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        /** @var AccountValidator $accountValidator */
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        $accountValidator = app(AccountValidator::class);
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        // 2025-01-29 grab the transaction type from the update array.
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        $originalType     = $this->getTransactionType($transactionGroup, []);
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        $transactionType  = $transaction['type'] ?? $originalType;
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        Log::debug(sprintf('Determined transaction type to be "%s"', $transactionType));
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        // get the transaction type using the original transaction group:
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        $accountValidator->setTransactionType($transactionType);
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        // validate if the submitted source ID/name/iban/number are valid
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        if (
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            array_key_exists('source_id', $transaction)
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            || array_key_exists('source_name', $transaction)
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            || array_key_exists('source_iban', $transaction)
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            || array_key_exists('source_number', $transaction)
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        ) {
 | 
						|
            Log::debug('Will try to validate source account information.');
 | 
						|
            $sourceId     = (int) ($transaction['source_id'] ?? 0);
 | 
						|
            $sourceName   = $transaction['source_name'] ?? null;
 | 
						|
            $sourceIban   = $transaction['source_iban'] ?? null;
 | 
						|
            $sourceNumber = $transaction['source_number'] ?? null;
 | 
						|
            $validSource  = $accountValidator->validateSource(
 | 
						|
                ['id' => $sourceId, 'name' => $sourceName, 'iban' => $sourceIban, 'number' => $sourceNumber]
 | 
						|
            );
 | 
						|
 | 
						|
            // do something with result:
 | 
						|
            if (false === $validSource) {
 | 
						|
                Log::warning('Looks like the source account is not valid so complain to the user about it.');
 | 
						|
                $validator->errors()->add(sprintf('transactions.%d.source_id', $index), $accountValidator->sourceError);
 | 
						|
                $validator->errors()->add(sprintf('transactions.%d.source_name', $index), $accountValidator->sourceError);
 | 
						|
                $validator->errors()->add(sprintf('transactions.%d.source_iban', $index), $accountValidator->sourceError);
 | 
						|
                $validator->errors()->add(sprintf('transactions.%d.source_number', $index), $accountValidator->sourceError);
 | 
						|
 | 
						|
                // also add an error for the transaction type, if it is different.
 | 
						|
                if ($originalType !== $transactionType) {
 | 
						|
                    $validator->errors()->add(sprintf('transactions.%d.type', $index), (string) trans('validation.transaction_type_changed'));
 | 
						|
                }
 | 
						|
 | 
						|
                return;
 | 
						|
            }
 | 
						|
            Log::debug('Source account info is valid.');
 | 
						|
        }
 | 
						|
 | 
						|
        if (
 | 
						|
            array_key_exists('destination_id', $transaction)
 | 
						|
            || array_key_exists('destination_name', $transaction)
 | 
						|
            || array_key_exists('destination_iban', $transaction)
 | 
						|
            || array_key_exists('destination_number', $transaction)
 | 
						|
        ) {
 | 
						|
            Log::debug('Will try to validate destination account information.');
 | 
						|
            // at this point the validator may not have a source account, because it was never submitted for validation.
 | 
						|
            // must add it ourselves or the validator can never check if the destination is correct.
 | 
						|
            // the $transaction array must have a journal id or it's just one, this was validated before.
 | 
						|
            if (null === $accountValidator->source) {
 | 
						|
                Log::debug('Account validator has no source account, must find it.');
 | 
						|
                $source = $this->getOriginalSource($transaction, $transactionGroup);
 | 
						|
                if (null !== $source) {
 | 
						|
                    Log::debug('Found a source!');
 | 
						|
                    $accountValidator->source = $source;
 | 
						|
                }
 | 
						|
            }
 | 
						|
            $destinationId     = (int) ($transaction['destination_id'] ?? 0);
 | 
						|
            $destinationName   = $transaction['destination_name'] ?? null;
 | 
						|
            $destinationIban   = $transaction['destination_iban'] ?? null;
 | 
						|
            $destinationNumber = $transaction['destination_number'] ?? null;
 | 
						|
            $array             = ['id' => $destinationId, 'name' => $destinationName, 'iban' => $destinationIban, 'number' => $destinationNumber];
 | 
						|
            $validDestination  = $accountValidator->validateDestination($array);
 | 
						|
            // do something with result:
 | 
						|
            if (false === $validDestination) {
 | 
						|
                Log::warning('Looks like the destination account is not valid so complain to the user about it.');
 | 
						|
                $validator->errors()->add(sprintf('transactions.%d.destination_id', $index), $accountValidator->destError);
 | 
						|
                $validator->errors()->add(sprintf('transactions.%d.destination_name', $index), $accountValidator->destError);
 | 
						|
                // also add an error for the transaction type, if it is different.
 | 
						|
                if ($originalType !== $transactionType) {
 | 
						|
                    $validator->errors()->add(sprintf('transactions.%d.type', $index), (string) trans('validation.transaction_type_changed'));
 | 
						|
                }
 | 
						|
            }
 | 
						|
            Log::debug('Destination account info is valid.');
 | 
						|
        }
 | 
						|
        Log::debug('Done with validateSingleUpdate().');
 | 
						|
    }
 | 
						|
 | 
						|
    private function getTransactionType(TransactionGroup $group, array $transactions): string
 | 
						|
    {
 | 
						|
        return $transactions[0]['type'] ?? strtolower((string) $group->transactionJournals()->first()?->transactionType->type);
 | 
						|
    }
 | 
						|
 | 
						|
    private function getOriginalSource(array $transaction, TransactionGroup $transactionGroup): ?Account
 | 
						|
    {
 | 
						|
        if (1 === $transactionGroup->transactionJournals->count()) {
 | 
						|
            $journal = $transactionGroup->transactionJournals->first();
 | 
						|
 | 
						|
            return $journal?->transactions()->where('amount', '<', 0)->first()?->account;
 | 
						|
        }
 | 
						|
 | 
						|
        /** @var TransactionJournal $journal */
 | 
						|
        foreach ($transactionGroup->transactionJournals as $journal) {
 | 
						|
            $journalId = (int) ($transaction['transaction_journal_id'] ?? 0);
 | 
						|
            if ($journal->id === $journalId) {
 | 
						|
                return $journal->transactions()->where('amount', '<', 0)->first()?->account;
 | 
						|
            }
 | 
						|
        }
 | 
						|
 | 
						|
        return null;
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     * Adds an error to the validator when there are no transactions in the array of data.
 | 
						|
     */
 | 
						|
    public function validateOneRecurrenceTransaction(Validator $validator): void
 | 
						|
    {
 | 
						|
        Log::debug('Now in validateOneRecurrenceTransaction()');
 | 
						|
        $transactions = $this->getTransactionsArray($validator);
 | 
						|
 | 
						|
        // need at least one transaction
 | 
						|
        if (0 === count($transactions)) {
 | 
						|
            $validator->errors()->add('transactions', (string) trans('validation.at_least_one_transaction'));
 | 
						|
        }
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     * Adds an error to the validator when there are no transactions in the array of data.
 | 
						|
     */
 | 
						|
    public function validateOneTransaction(Validator $validator): void
 | 
						|
    {
 | 
						|
        Log::debug('Now in validateOneTransaction');
 | 
						|
        if ($validator->errors()->count() > 0) {
 | 
						|
            Log::debug('Validator already has errors, so return.');
 | 
						|
 | 
						|
            return;
 | 
						|
        }
 | 
						|
        $transactions = $this->getTransactionsArray($validator);
 | 
						|
        // need at least one transaction
 | 
						|
        if (0 === count($transactions)) {
 | 
						|
            $validator->errors()->add('transactions.0.description', (string) trans('validation.at_least_one_transaction'));
 | 
						|
            Log::debug('Added error: at_least_one_transaction.');
 | 
						|
 | 
						|
            return;
 | 
						|
        }
 | 
						|
        Log::debug('Added NO errors.');
 | 
						|
    }
 | 
						|
 | 
						|
    public function validateTransactionArray(Validator $validator): void
 | 
						|
    {
 | 
						|
        if ($validator->errors()->count() > 0) {
 | 
						|
            return;
 | 
						|
        }
 | 
						|
        $transactions = $this->getTransactionsArray($validator);
 | 
						|
        foreach (array_keys($transactions) as $key) {
 | 
						|
            if (!is_int($key)) {
 | 
						|
                $validator->errors()->add('transactions.0.description', (string) trans('validation.at_least_one_transaction'));
 | 
						|
                Log::debug('Added error: at_least_one_transaction.');
 | 
						|
 | 
						|
                return;
 | 
						|
            }
 | 
						|
        }
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     * All types of splits must be equal.
 | 
						|
     */
 | 
						|
    public function validateTransactionTypes(Validator $validator): void
 | 
						|
    {
 | 
						|
        if ($validator->errors()->count() > 0) {
 | 
						|
            return;
 | 
						|
        }
 | 
						|
        Log::debug('Now in validateTransactionTypes()');
 | 
						|
        $transactions = $this->getTransactionsArray($validator);
 | 
						|
 | 
						|
        $types        = [];
 | 
						|
        foreach ($transactions as $transaction) {
 | 
						|
            $types[] = $transaction['type'] ?? 'invalid';
 | 
						|
        }
 | 
						|
        $unique       = array_unique($types);
 | 
						|
        if (count($unique) > 1) {
 | 
						|
            $validator->errors()->add('transactions.0.type', (string) trans('validation.transaction_types_equal'));
 | 
						|
 | 
						|
            return;
 | 
						|
        }
 | 
						|
        $first        = $unique[0] ?? 'invalid';
 | 
						|
        if ('invalid' === $first) {
 | 
						|
            $validator->errors()->add('transactions.0.type', (string) trans('validation.invalid_transaction_type'));
 | 
						|
        }
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     * All types of splits must be equal.
 | 
						|
     */
 | 
						|
    public function validateTransactionTypesForUpdate(Validator $validator): void
 | 
						|
    {
 | 
						|
        Log::debug('Now in validateTransactionTypesForUpdate()');
 | 
						|
        $transactions = $this->getTransactionsArray($validator);
 | 
						|
        $types        = [];
 | 
						|
        foreach ($transactions as $transaction) {
 | 
						|
            $originalType = $this->getOriginalType((int) ($transaction['transaction_journal_id'] ?? 0));
 | 
						|
            // if type is not set, fall back to the type of the journal, if one is given.
 | 
						|
            $types[]      = $transaction['type'] ?? $originalType;
 | 
						|
        }
 | 
						|
        $unique       = array_unique($types);
 | 
						|
        if (count($unique) > 1) {
 | 
						|
            Log::warning('Add error for mismatch transaction types.');
 | 
						|
            $validator->errors()->add('transactions.0.type', (string) trans('validation.transaction_types_equal'));
 | 
						|
 | 
						|
            return;
 | 
						|
        }
 | 
						|
        Log::debug('No errors in validateTransactionTypesForUpdate()');
 | 
						|
    }
 | 
						|
 | 
						|
    private function getOriginalType(int $journalId): string
 | 
						|
    {
 | 
						|
        if (0 === $journalId) {
 | 
						|
            return 'invalid';
 | 
						|
        }
 | 
						|
 | 
						|
        /** @var null|TransactionJournal $journal */
 | 
						|
        $journal = TransactionJournal::with(['transactionType'])->find($journalId);
 | 
						|
        if (null !== $journal) {
 | 
						|
            return strtolower($journal->transactionType->type);
 | 
						|
        }
 | 
						|
 | 
						|
        return 'invalid';
 | 
						|
    }
 | 
						|
 | 
						|
    private function validateEqualAccounts(Validator $validator): void
 | 
						|
    {
 | 
						|
        if ($validator->errors()->count() > 0) {
 | 
						|
            return;
 | 
						|
        }
 | 
						|
        Log::debug('Now in validateEqualAccounts()');
 | 
						|
        $transactions = $this->getTransactionsArray($validator);
 | 
						|
 | 
						|
        // needs to be split
 | 
						|
        if (count($transactions) < 2) {
 | 
						|
            return;
 | 
						|
        }
 | 
						|
        $type         = $transactions[0]['type'] ?? 'withdrawal';
 | 
						|
        $sources      = [];
 | 
						|
        $dests        = [];
 | 
						|
        foreach ($transactions as $transaction) {
 | 
						|
            $sources[] = sprintf('%d-%s', $transaction['source_id'] ?? 0, $transaction['source_name'] ?? '');
 | 
						|
            $dests[]   = sprintf('%d-%s', $transaction['destination_id'] ?? 0, $transaction['destination_name'] ?? '');
 | 
						|
        }
 | 
						|
        $sources      = array_unique($sources);
 | 
						|
        $dests        = array_unique($dests);
 | 
						|
 | 
						|
        switch ($type) {
 | 
						|
            default:
 | 
						|
            case 'withdrawal':
 | 
						|
                if (count($sources) > 1) {
 | 
						|
                    $validator->errors()->add('transactions.0.source_id', (string) trans('validation.all_accounts_equal'));
 | 
						|
                }
 | 
						|
 | 
						|
                break;
 | 
						|
 | 
						|
            case 'deposit':
 | 
						|
                if (count($dests) > 1) {
 | 
						|
                    $validator->errors()->add('transactions.0.destination_id', (string) trans('validation.all_accounts_equal'));
 | 
						|
                }
 | 
						|
 | 
						|
                break;
 | 
						|
 | 
						|
            case 'transfer':
 | 
						|
                if (count($sources) > 1 || count($dests) > 1) {
 | 
						|
                    $validator->errors()->add('transactions.0.source_id', (string) trans('validation.all_accounts_equal'));
 | 
						|
                    $validator->errors()->add('transactions.0.destination_id', (string) trans('validation.all_accounts_equal'));
 | 
						|
                }
 | 
						|
 | 
						|
                break;
 | 
						|
        }
 | 
						|
    }
 | 
						|
 | 
						|
    private function validateEqualAccountsForUpdate(Validator $validator, TransactionGroup $transactionGroup): void
 | 
						|
    {
 | 
						|
        if ($validator->errors()->count() > 0) {
 | 
						|
            Log::debug('Validator already has errors, so return.');
 | 
						|
 | 
						|
            return;
 | 
						|
        }
 | 
						|
 | 
						|
        Log::debug('Now in validateEqualAccountsForUpdate()');
 | 
						|
        $transactions = $this->getTransactionsArray($validator);
 | 
						|
 | 
						|
        if (2 !== count($transactions)) {
 | 
						|
            Log::debug('Less than 2 transactions, do nothing.');
 | 
						|
 | 
						|
            return;
 | 
						|
        }
 | 
						|
        $type         = $this->getTransactionType($transactionGroup, $transactions);
 | 
						|
 | 
						|
        // compare source IDs, destination IDs, source names and destination names.
 | 
						|
        // I think I can get away with one combination being equal, as long as the rest
 | 
						|
        // of the code picks up on this as well.
 | 
						|
        // either way all fields must be blank or all equal
 | 
						|
        // but if IDs are equal don't bother with the names.
 | 
						|
        $comparison   = $this->collectComparisonData($transactions);
 | 
						|
        $result       = $this->compareAccountData($type, $comparison);
 | 
						|
        if (false === $result) {
 | 
						|
            if ('withdrawal' === $type) {
 | 
						|
                $validator->errors()->add('transactions.0.source_id', (string) trans('validation.all_accounts_equal'));
 | 
						|
            }
 | 
						|
            if ('deposit' === $type) {
 | 
						|
                $validator->errors()->add('transactions.0.destination_id', (string) trans('validation.all_accounts_equal'));
 | 
						|
            }
 | 
						|
            if ('transfer' === $type) {
 | 
						|
                $validator->errors()->add('transactions.0.source_id', (string) trans('validation.all_accounts_equal'));
 | 
						|
                $validator->errors()->add('transactions.0.destination_id', (string) trans('validation.all_accounts_equal'));
 | 
						|
            }
 | 
						|
            Log::warning('Add error about equal accounts.');
 | 
						|
 | 
						|
            return;
 | 
						|
        }
 | 
						|
        Log::debug('No errors found in validateEqualAccountsForUpdate');
 | 
						|
    }
 | 
						|
 | 
						|
    private function collectComparisonData(array $transactions): array
 | 
						|
    {
 | 
						|
        $fields     = ['source_id', 'destination_id', 'source_name', 'destination_name'];
 | 
						|
        $comparison = [];
 | 
						|
        foreach ($fields as $field) {
 | 
						|
            $comparison[$field] = [];
 | 
						|
 | 
						|
            /** @var array $transaction */
 | 
						|
            foreach ($transactions as $transaction) {
 | 
						|
                // source or destination may be omitted. If this is the case, use the original source / destination name + ID.
 | 
						|
                $originalData         = $this->getOriginalData((int) ($transaction['transaction_journal_id'] ?? 0));
 | 
						|
 | 
						|
                // get field.
 | 
						|
                $comparison[$field][] = $transaction[$field] ?? $originalData[$field];
 | 
						|
            }
 | 
						|
        }
 | 
						|
 | 
						|
        return $comparison;
 | 
						|
    }
 | 
						|
 | 
						|
    private function getOriginalData(int $journalId): array
 | 
						|
    {
 | 
						|
        $return      = [
 | 
						|
            'source_id'        => 0,
 | 
						|
            'source_name'      => '',
 | 
						|
            'destination_id'   => 0,
 | 
						|
            'destination_name' => '',
 | 
						|
        ];
 | 
						|
        if (0 === $journalId) {
 | 
						|
            return $return;
 | 
						|
        }
 | 
						|
 | 
						|
        /** @var null|Transaction $source */
 | 
						|
        $source      = Transaction::where('transaction_journal_id', $journalId)->where('amount', '<', 0)->with(['account'])->first();
 | 
						|
        if (null !== $source) {
 | 
						|
            $return['source_id']   = $source->account_id;
 | 
						|
            $return['source_name'] = $source->account->name;
 | 
						|
        }
 | 
						|
 | 
						|
        /** @var null|Transaction $destination */
 | 
						|
        $destination = Transaction::where('transaction_journal_id', $journalId)->where('amount', '>', 0)->with(['account'])->first();
 | 
						|
        if (null !== $destination) {
 | 
						|
            $return['destination_id']   = $destination->account_id;
 | 
						|
            $return['destination_name'] = $destination->account->name;
 | 
						|
        }
 | 
						|
 | 
						|
        return $return;
 | 
						|
    }
 | 
						|
 | 
						|
    private function compareAccountData(string $type, array $comparison): bool
 | 
						|
    {
 | 
						|
        return match ($type) {
 | 
						|
            default    => $this->compareAccountDataWithdrawal($comparison),
 | 
						|
            'deposit'  => $this->compareAccountDataDeposit($comparison),
 | 
						|
            'transfer' => $this->compareAccountDataTransfer($comparison),
 | 
						|
        };
 | 
						|
    }
 | 
						|
 | 
						|
    private function compareAccountDataWithdrawal(array $comparison): bool
 | 
						|
    {
 | 
						|
        if ($this->arrayEqual($comparison['source_id'])) {
 | 
						|
            // source ID's are equal, return void.
 | 
						|
            return true;
 | 
						|
        }
 | 
						|
        if ($this->arrayEqual($comparison['source_name'])) {
 | 
						|
            // source names are equal, return void.
 | 
						|
            return true;
 | 
						|
        }
 | 
						|
 | 
						|
        return false;
 | 
						|
    }
 | 
						|
 | 
						|
    private function arrayEqual(array $array): bool
 | 
						|
    {
 | 
						|
        return 1 === count(array_unique($array));
 | 
						|
    }
 | 
						|
 | 
						|
    private function compareAccountDataDeposit(array $comparison): bool
 | 
						|
    {
 | 
						|
        if ($this->arrayEqual($comparison['destination_id'])) {
 | 
						|
            // destination ID's are equal, return void.
 | 
						|
            return true;
 | 
						|
        }
 | 
						|
        if ($this->arrayEqual($comparison['destination_name'])) {
 | 
						|
            // destination names are equal, return void.
 | 
						|
            return true;
 | 
						|
        }
 | 
						|
 | 
						|
        return false;
 | 
						|
    }
 | 
						|
 | 
						|
    private function compareAccountDataTransfer(array $comparison): bool
 | 
						|
    {
 | 
						|
        if ($this->arrayEqual($comparison['source_id'])) {
 | 
						|
            // source ID's are equal, return void.
 | 
						|
            return true;
 | 
						|
        }
 | 
						|
        if ($this->arrayEqual($comparison['source_name'])) {
 | 
						|
            // source names are equal, return void.
 | 
						|
            return true;
 | 
						|
        }
 | 
						|
        if ($this->arrayEqual($comparison['destination_id'])) {
 | 
						|
            // destination ID's are equal, return void.
 | 
						|
            return true;
 | 
						|
        }
 | 
						|
        if ($this->arrayEqual($comparison['destination_name'])) {
 | 
						|
            // destination names are equal, return void.
 | 
						|
            return true;
 | 
						|
        }
 | 
						|
 | 
						|
        return false;
 | 
						|
    }
 | 
						|
}
 |