exchange-2.0/app/Classes/Modules/Bookings/ControllersLogic/AutoPurchaseOrderFillLogic.php

<?php

namespace App\Classes\Modules\Bookings\ControllersLogic;


use App\Classes\General\Abstracts\AbstractControllerLogic;
use App\Classes\Modules\Transactions\ControllersLogic\CreatePurchaseOrderTransactionLogic;
use App\Classes\ValueObjects\Constants\ApprovalStatus;
use App\Classes\ValueObjects\Constants\TransactionType;

use App\Models\Booking;
use App\Models\Transaction;

use Illuminate\Http\JsonResponse;
use Illuminate\Http\Request;

class AutoPurchaseOrderFillLogic extends AbstractControllerLogic
{

    /**
     * @return array
     */
    protected function notification():array {
        return [
            'title' => 'Purchase Order Approval',
            'message' => 'You have successfully updated the Purchase order status'
        ];
    }

    /** @var CreatePurchaseOrderTransactionLogic */
    private $createPurchaseOrderTransactionLogic;

    /**
     * AutoPackingListFillLogic constructor.
     * @param CreatePurchaseOrderTransactionLogic $createPurchaseOrderTransactionLogic
     */
    public function __construct(CreatePurchaseOrderTransactionLogic $createPurchaseOrderTransactionLogic)
    {
        $this->createPurchaseOrderTransactionLogic = $createPurchaseOrderTransactionLogic;
    }

    /**
     * @param Request $request
     * @return JsonResponse
     * @throws \App\Classes\Exceptions\MalformedRequestException
     */
    public function logic(Request $request) : JsonResponse
    {
        $booking = Booking::whereMonth('created_at', 7)
            ->whereYear('created_at', 2021)
            ->whereDoesntHave('transactions', function($q){ 
                $q->where('type', TransactionType::PURCHASE_ORDER);
                $q->whereIn('status', [ApprovalStatus::PENDING_VERIFICATION, ApprovalStatus::APPROVED]);
            });

        foreach ($booking as $key => $row) {
            $amount = $row->fix_amount;
            $other_transaction = Transaction::
                where('type', TransactionType::PURCHASE_ORDER)
                ->where('status', ApprovalStatus::APPROVED)
                ->where('amount', '<=', $amount)
                ->where('issuer', $row->company_id)
                ->first();


            if (!$other_transaction) {
                $other_transaction = Transaction::
                    where('type', TransactionType::PURCHASE_ORDER)
                    ->where('status', ApprovalStatus::APPROVED)
                    ->where('amount', '<=', $amount)
                    ->first();
            }

            if ($other_transaction) {
                $other_transaction_detail = $other_transaction->transactionDetails()->get();

                $other_amount = 0;
                foreach ($other_transaction_detail as $key_2 => $row_2) {

                    if ($amount > $other_amount) {
                        $other_amount += $row_2->amount;
                        $products[] = [
                            'description' => $row_2->product_name,
                            'quantity' => (int) $row_2->quantity,
                            'stockCode' => $row_2->product_code,
                            'total' => $row_2->amount,
                            'unit_price' => (int) $row_2->price,
                        ];
                    }
                }

                $remain_amount = $amount - $other_amount;

                if ($remain_amount > 0) {
                    $remain = [
                        'description' => 'other service charge',
                        'quantity' => 1,
                        'stockCode' => 'OTHER_SERVICE_CHARGE',
                        'total' => $remain_amount,
                        'unit_price' => $remain_amount,
                    ];

                    $products = array_merge([$remain], $products);
                }
                $request->request->add([
                    'products' => $products
                ]);

                $create_transaction = $this->createPurchaseOrderTransactionLogic->logic($request, $row->id);
            }
        }

        return $this->response([]);
    }
}