142 lines
4.0 KiB
PHP
142 lines
4.0 KiB
PHP
<?php
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namespace App\Repositories;
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use App\Models\Journal;
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use App\Models\JournalTransaction;
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use App\Support\Money;
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use Carbon\Carbon;
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use Illuminate\Database\Eloquent\Model;
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use Prettus\Repository\Contracts\CacheableInterface;
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use Prettus\Repository\Traits\CacheableRepository;
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use Prettus\Validator\Exceptions\ValidatorException;
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class JournalRepository extends BaseRepository implements CacheableInterface
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{
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use CacheableRepository;
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public function model()
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{
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return JournalTransaction::class;
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}
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/**
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* Post a new transaction to a journal, and also adjust the balance
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* on the transaction itself. A cron will run to reconcile the journal
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* balance nightly, since they're not atomic operations
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*
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* @param Journal $journal
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* @param Money|null $credit Amount to credit
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* @param Money|null $debit Amount to debit
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* @param Model|null $reference The object this is a reference to
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* @param string|null $memo Memo for this transaction
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* @param string|null $post_date Date of the posting
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* @param string|null $transaction_group
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* @return mixed
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* @throws \UnexpectedValueException
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* @throws \InvalidArgumentException
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* @throws ValidatorException
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*/
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public function post(
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Journal $journal,
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Money $credit = null,
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Money $debit = null,
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$reference = null,
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$memo = null,
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$post_date = null,
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$transaction_group = null
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) {
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$attrs = [
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'journal_id' => $journal->id,
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'credit' => $credit ? $credit->getAmount():null,
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'debit' => $debit ? $debit->getAmount():null,
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'currency_code' => config('phpvms.currency'),
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'memo' => $memo,
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'post_date' => $post_date ?: Carbon::now(),
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'transaction_group' => $transaction_group,
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];
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if($reference !== null) {
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$attrs['ref_class'] = \get_class($reference);
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$attrs['ref_class_id'] = $reference->id;
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}
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try {
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$transaction = $this->create($attrs);
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} catch (ValidatorException $e) {
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throw $e;
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}
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# Adjust the balance on the journal
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$balance = new Money($journal->balance);
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if($credit) {
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$balance = $balance->add($credit);
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}
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if($debit) {
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$balance = $balance->subtract($debit);
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}
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$journal->balance = $balance->getAmount();
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$journal->save();
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return $transaction;
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}
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/**
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* @param Journal $journal
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* @param Carbon|null $date
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* @return Money
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* @throws \UnexpectedValueException
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* @throws \InvalidArgumentException
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*/
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public function getBalance(Journal $journal, Carbon $date=null)
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{
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if(!$date) {
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$date = Carbon::now();
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}
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$credit = $this->getCreditBalanceOn($journal, $date);
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$debit = $this->getDebitBalanceOn($journal, $date);
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return $credit->subtract($debit);
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}
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/**
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* Get the credit only balance of the journal based on a given date.
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* @param Journal $journal
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* @param Carbon $date
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* @return Money
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* @throws \UnexpectedValueException
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* @throws \InvalidArgumentException
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*/
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public function getCreditBalanceOn(Journal $journal, Carbon $date)
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{
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$balance = $this->findWhere([
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'journal_id' => $journal->id,
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['post_date', '<=', $date]
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], ['id', 'credit'])->sum('credit') ?: 0;
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return new Money($balance);
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}
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/**
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* @param Journal $journal
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* @param Carbon $date
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* @return Money
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* @throws \UnexpectedValueException
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* @throws \InvalidArgumentException
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*/
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public function getDebitBalanceOn(Journal $journal, Carbon $date): Money
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{
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$balance = $this->findWhere([
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'journal_id' => $journal->id,
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['post_date', '<=', $date]
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], ['id', 'debit'])->sum('debit') ?: 0;
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return new Money($balance);
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}
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}
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