pds/app/Http/Controllers/ProductionOrderController.php

<?php

namespace App\Http\Controllers;

use App\Models\Plant;
use App\Models\ProductionOrder;
use Carbon\Carbon;
use Illuminate\Http\Request;
// use SimpleSoftwareIO\QrCode\Facades\QrCode;
use Illuminate\Support\Facades\Log;
use Mpdf\QrCode\QrCode;
use Mpdf\QrCode\Output;
use Barryvdh\DomPDF\Facade\Pdf;

class ProductionOrderController extends Controller
{
    /**
     * Display a listing of the resource.
     */
    public function index()
    {
        //
    }

    public function print($production_order)
    {
        $order = ProductionOrder::where('production_order', $production_order)->first();

        if (!$order) {
            abort(404, 'Production Order not found');
        }
        else{
            $fromSerial = (int) $order->from_serial_number;
            $toSerial   = (int) $order->to_serial_number;
            $itemCode = $order->item->code ?? '';
            $itemDes = $order->item->description ?? '';

            $stickers = [];

            for ($i = $fromSerial; $i <= $toSerial; $i++)
            {

                $serial = str_pad($i, 6, '0', STR_PAD_LEFT);

                $qrData = $itemCode . '|' . $serial;

                // $qrBase64 = base64_encode(
                //     QrCode::format('png')->size(100)->generate($qrData)
                // );

                $qrCode = new QrCode($qrData);
                $output = new Output\Png;
                $qrBinary = $output->output($qrCode, 100);
                $qrBase64 = base64_encode($qrBinary);

                $stickers[] = [
                    'serial' => $serial,
                    'qr' => 'data:image/png;base64,' . $qrBase64,
                    'production_order' => $production_order,
                    'description' => $itemDes ?? ''
                ];
            }

            $pdf = Pdf::loadView('production-orders.print', compact('stickers'))
                ->setPaper([0, 0, 170, 40]);

            return $pdf->stream('stickers.pdf');
        }
    }

    public function printpanel($production_order, $plantCode){
        $order = ProductionOrder::where('production_order', $production_order)->first();

        $wareHouseNo = Plant::where('code', $plantCode)->first();

        $wareNo = $wareHouseNo->warehouse_number;

        if (!$order) {
            abort(404, 'Production Order not found');
        }
        else{
            $fromSerial = (int) $order->from_serial_number;
            $toSerial   = (int) $order->to_serial_number;
            $itemCode = $order->item->code ?? '';
            $itemDes = $order->item->description ?? '';
            $now = Carbon::now();
            $year = $now->format('y');
            $month = $now->format('m');

            $stickers = [];

            for ($i = $fromSerial; $i <= $toSerial; $i++)
            {

                $serial = str_pad($i, 6, '0', STR_PAD_LEFT);
                $serialCount = substr(str_pad($i, 6, '0', STR_PAD_LEFT), -6);

                $qrData = $plantCode . $wareNo . '/' . $itemCode . '/' . $year.$month . '/' . $serialCount;

                $panel = $plantCode . $wareNo . '/' . $itemCode . '/' . $year.$month . '/' . $serialCount;

                $qrCode = new QrCode($qrData);
                $output = new Output\Png;
                $qrBinary = $output->output($qrCode, 100);
                $qrBase64 = base64_encode($qrBinary);

                $stickers[] = [
                    'serial' => $panel,
                    'qr' => 'data:image/png;base64,' . $qrBase64,
                    'production_order' => $production_order,
                    'description' => $itemDes ?? ''
                ];
            }

            $pdf = Pdf::loadView('production-orders.printpanel', compact('stickers'))
                 ->setPaper([0, 0, 113.39, 113.39]);

            return $pdf->stream('stickers.pdf');
        }
    }

    /**
     * Store a newly created resource in storage.
     */
    public function store(Request $request)
    {
        //
    }

    /**
     * Display the specified resource.
     */
    public function show(string $id)
    {
        //
    }

    /**
     * Update the specified resource in storage.
     */
    public function update(Request $request, string $id)
    {
        //
    }

    /**
     * Remove the specified resource from storage.
     */
    public function destroy(string $id)
    {
        //
    }
}