PHP Decode

<?php

use App\Utils\Ninja;
use App\Models\Account;
use App\Models\BankIntegration;
use App\Models\BankTransaction;
use Illuminate\Support\Facades\Schema;
use Illuminate\Database\Schema\Blueprint;
use Illuminate\Database\Migrations\Migration;
use App\Repositories\BankTransactionRepository;

return new class extends Migration {
    /**
     * Run the migrations.
     *
     * @return void
     */
    public function up()
    {

        // FIX: used column transaction_id was int and resulted in wrong value in field
        Schema::table('bank_transactions', function (Blueprint $table) {
            $table->text('nordigen_transaction_id')->nullable();
        });

        if(Ninja::isSelfHost())
        {
            // remove invalid transactions
            BankIntegration::query()->where('integration_type', BankIntegration::INTEGRATION_TYPE_NORDIGEN)->cursor()->each(function ($bank_integration) {
                $bank_integration->from_date = now()->subDays(90);
                $bank_integration->save();

                BankTransaction::query()->where('bank_integration_id', $bank_integration->id)->cursor()->each(function ($bank_transaction) {
                    if ($bank_transaction->invoiceIds != '' || $bank_transaction->expense_id != '')
                        return;

                    $btrepo = new BankTransactionRepository();
                    $btrepo->delete($bank_transaction);
                });
            });
        }
    }

    /**
     * Reverse the migrations.
     *
     * @return void
     */
    public function down()
    {
        //
    }
};
 ?>