siopas-istw-website/app/Imports/PetiImport.php

<?php

namespace App\Imports;

use App\Models\Peti;
use App\Models\Customer;
use App\Models\Type_peti;
use App\Models\m_warehouse;
use App\Models\Kondisi_Peti;
use Illuminate\Support\Collection;
use Illuminate\Support\MessageBag;
use Illuminate\Support\Facades\Auth;
use Maatwebsite\Excel\Concerns\ToModel;
use Maatwebsite\Excel\Events\AfterImport;
use Maatwebsite\Excel\Concerns\ToCollection;
use Maatwebsite\Excel\Concerns\WithHeadingRow;

// class PetiImport implements ToModel, WithHeadingRow
// {
//     /**
//      * @param array $row
//      *
//      * @return \Illuminate\Database\Eloquent\Model|null
//      */

//     private $rowCount = 0;
//     private $errors;

//     public function model(array $row)
//     {
//         // Mendapatkan informasi pengguna yang sedang login
//         $user = Auth::user();

//         // Cek apakah nama warehouse sudah ada dalam database
//         $existingPeti = Peti::where('fix_lot', $row['fix_lot'])->first();

//         if ($existingPeti) {
//             // Jika nama warehouse sudah ada, tambahkan pesan kesalahan ke dalam array $errors
//             $this->errors[] = new MessageBag(['Row ' . $this->rowCount => 'Data Peti sudah ada dalam database.']);
//             return null; // Abaikan data yang sudah ada
//         }

//         // Increment rowCount setiap kali ada data yang diimpor
//         $this->rowCount++;

//         return new Peti([
//             'created_by' => $user->fullname,
//             'tipe_peti_id' => $row['tipe_peti_id'],
//             'warna' => $row['warna'],
//             'customer_id' => $row['customer_id'],
//             'warehouse_id' => $row['warehouse_id'],
//             'date_pembuatan' => now(),
//             'kondisipeti_id' => $row['kondisipeti_id'],
//             'packing_no' => $row['packing_no'],
//             'fix_lot' => $row['fix_lot'],
//             'status' => $row['status'],
//         ]);
//     }

//     public function registerEvents(): array
//     {
//         return [
//             AfterImport::class => function (AfterImport $event) {
//                 // Setelah import selesai, kita bisa mengakses semua data yang diimpor
//                 $importedData = $event->getReader()->getDelegate()->getActiveSheet()->toArray();

//                 // Lakukan pemeriksaan apakah ada data yang bernilai null dan hapus dari hasil import
//                 $filteredData = array_filter($importedData, function ($row) {
//                     return $row[0] !== null; // Jika nilai kolom pertama tidak null, pertahankan baris tersebut
//                 });

//                 // Update hasil import dengan data yang telah difilter
//                 $event->getReader()->getDelegate()->getActiveSheet()->fromArray($filteredData);
//             },
//         ];
//     }

//     public function getErrors()
//     {
//         return $this->errors;
//     }

//     public function getRowCount()
//     {
//         return $this->rowCount;
//     }
// }

class PetiImport implements ToModel, WithHeadingRow
{
    private $rowCount = 0;
    private $errors;

    public function model(array $row)
    {
        $user = Auth::user();

        $existingPeti = Peti::where('fix_lot', $row['fix_lot'])->first();

        if ($existingPeti) {
            $this->errors[] = new MessageBag(['Row ' . $this->rowCount => 'Data Peti sudah ada dalam database.']);
            return null;
        }

        $tipePeti = Type_peti::firstOrCreate(
            ['type' => $row['tipe_peti_id']],
            ['size_peti' => 'Default Size', 'description' => 'Default Description']
        );

        $customer = Customer::firstOrCreate(
            ['name' => $row['customer_id']],
            ['code_customer' => 'Default Code', 'lot_no' => 'Default Lot No', 'no_tlp' => 'Default No Tlp', 'address' => 'Default Address']
        );

        $warehouse = m_warehouse::firstOrCreate(
            ['name' => $row['warehouse_id']],
            ['description' => 'Default Description', 'address' => 'Default Address']
        );

        $kondisiPeti = Kondisi_Peti::firstOrCreate(
            ['nama_kondisi' => $row['kondisipeti_id']],
            ['deskripsi_kondisi' => 'Default Deskripsi']
        );

        $this->rowCount++;

        return new Peti([
            'created_by' => $user->fullname,
            'tipe_peti_id' => $tipePeti->id,
            'warna' => $row['warna'],
            'customer_id' => $customer->id,
            'warehouse_id' => $warehouse->id,
            'date_pembuatan' => now(),
            'kondisipeti_id' => $kondisiPeti->id,
            'packing_no' => $row['packing_no'],
            'fix_lot' => $row['fix_lot'],
            'status' => $row['status'],
        ]);
    }

    public function registerEvents(): array
    {
        return [
            AfterImport::class => function (AfterImport $event) {
                $importedData = $event->getReader()->getDelegate()->getActiveSheet()->toArray();
                $filteredData = array_filter($importedData, function ($row) {
                    return $row[0] !== null;
                });

                $event->getReader()->getDelegate()->getActiveSheet()->fromArray($filteredData);
            },
        ];
    }

    public function getErrors()
    {
        return $this->errors;
    }

    public function getRowCount()
    {
        return $this->rowCount;
    }
}