ldc-com-app-bo/app/Imports/AppUserImport.php

<?php

namespace App\Imports;

use App\Mail\AccountCreated;
use App\Enums\AppUserRolesEnum;
use App\Models\AppUser;
use Illuminate\Support\Facades\Hash;
use Illuminate\Support\Facades\Mail;
use Illuminate\Support\Str;
use Maatwebsite\Excel\Concerns\ToModel;
use Maatwebsite\Excel\Concerns\WithUpserts;
use Maatwebsite\Excel\Concerns\WithCustomCsvSettings;

class AppUserImport implements ToModel, WithUpserts, WithCustomCsvSettings
{
    /**
     * @return string|array
     */
    public function uniqueBy(): string|array
    {
        return 'email';
    }

    /**
     * @return array
     */
    public function getCsvSettings(): array
    {
        return [
            'delimiter' => ";"
        ];
    }

    /**
     * @param array $row
     *
     * @return \Illuminate\Database\Eloquent\Model|null
     */
    public function model(array $row): \Illuminate\Database\Eloquent\Model|null
    {
        if (!isset($row[0]) || !isset($row[1]) || !isset($row[2]) || !isset($row[3])) {
            return null;
        }
        $password = Hash::make(Str::random(10));
        $user     = new AppUser([
            'email'     => $row[3],
            'lastname'  => ucfirst(strtolower($row[1])),
            'firstname' => ucfirst(strtolower($row[2])),
            'password'  => $password,
            'status'    => 1,
            'role'      => AppUserRolesEnum::user,
        ]);
        $user->saveOrFail();
        Mail::to($user->email)->send(new AccountCreated([
            'email'     => $user->email,
            'lastname'  => $user->lastname,
            'firstname' => $user->firstname,
            'password'  => $user->password,
        ]));

        return $user;
    }
}