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JournalEntryCollection.php 1.4KB

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  1. <?php
  2. namespace App\Collections\Accounting;
  3. use App\Models\Accounting\JournalEntry;
  4. use App\Utilities\Currency\CurrencyAccessor;
  5. use App\Utilities\Currency\CurrencyConverter;
  6. use App\ValueObjects\Money;
  7. use Illuminate\Database\Eloquent\Collection;
  8. class JournalEntryCollection extends Collection
  9. {
  10. public function sumDebits(): Money
  11. {
  12. $total = $this->reduce(static function ($carry, JournalEntry $item) {
  13. if ($item->type->isDebit()) {
  14. $amountAsInteger = CurrencyConverter::prepareForAccessor($item->amount, CurrencyAccessor::getDefaultCurrency());
  15. return bcadd($carry, $amountAsInteger, 0);
  16. }
  17. return $carry;
  18. }, 0);
  19. return new Money($total, CurrencyAccessor::getDefaultCurrency());
  20. }
  21. public function sumCredits(): Money
  22. {
  23. $total = $this->reduce(static function ($carry, JournalEntry $item) {
  24. if ($item->type->isCredit()) {
  25. $amountAsInteger = CurrencyConverter::prepareForAccessor($item->amount, CurrencyAccessor::getDefaultCurrency());
  26. return bcadd($carry, $amountAsInteger, 0);
  27. }
  28. return $carry;
  29. }, 0);
  30. return new Money($total, CurrencyAccessor::getDefaultCurrency());
  31. }
  32. public function areBalanced(): bool
  33. {
  34. return $this->sumDebits()->getAmount() === $this->sumCredits()->getAmount();
  35. }
  36. }