firefly-iii/app/Handlers/Events/UpdateJournalConnection.php

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<?php
/**
* UpdateJournalConnection.php
* Copyright (C) 2016 thegrumpydictator@gmail.com
*
* This software may be modified and distributed under the terms
* of the MIT license. See the LICENSE file for details.
*/
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declare(strict_types = 1);
namespace FireflyIII\Handlers\Events;
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use FireflyIII\Events\TransactionJournalUpdated;
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use FireflyIII\Models\PiggyBankEvent;
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use FireflyIII\Models\PiggyBankRepetition;
use FireflyIII\Models\TransactionJournal;
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/**
* Class UpdateJournalConnection
*
* @package FireflyIII\Handlers\Events
*/
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class UpdateJournalConnection
{
/**
* Handle the event.
*
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* @param TransactionJournalUpdated $event
* @SuppressWarnings(PHPMD.CyclomaticComplexity) // it's exactly 5.
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*
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* @return bool
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*/
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public function handle(TransactionJournalUpdated $event):bool
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{
$journal = $event->journal;
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if (!$journal->isTransfer()) {
return true;
}
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// get the event connected to this journal:
/** @var PiggyBankEvent $event */
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$event = PiggyBankEvent::where('transaction_journal_id', $journal->id)->first();
if (is_null($event)) {
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return false;
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}
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$piggyBank = $event->piggyBank()->first();
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$repetition = null;
if (!is_null($piggyBank)) {
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/** @var PiggyBankRepetition $repetition */
$repetition = $piggyBank->piggyBankRepetitions()->relevantOnDate($journal->date)->first();
}
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if (is_null($repetition)) {
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return false;
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}
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$amount = TransactionJournal::amount($journal);
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$diff = bcsub($amount, $event->amount); // update current repetition
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$repetition->currentamount = bcadd($repetition->currentamount, $diff);
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$repetition->save();
$event->amount = $amount;
$event->save();
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return true;
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}
}