exchange-2.0/app/Classes/ValueObjects/Constants/ApprovalStatus.php

<?php

namespace App\Classes\ValueObjects\Constants;

final class ApprovalStatus {

    public const PENDING_SUBMISSION = 0;

    public const PENDING_VERIFICATION = 1;

    public const APPROVED = 2;

    public const COMPLETED = 3;

    public const REJECTED = 4;

    public const SUSPENDED = 5;

    public const EXPIRED = 6;

    public const REFUNDED = 7;

    public const APPROVAL_STATUS_ID = [
        self::PENDING_SUBMISSION     => "Pending Submission",
        self::PENDING_VERIFICATION   => "Pending Verification",
        self::APPROVED               => "Approved",
        self::COMPLETED              => "Completed",
        self::REJECTED               => "Rejected",
        self::SUSPENDED              => "Suspended",
        self::EXPIRED                => "Expired",
        self::REFUNDED               => "Refunded",
    ];  
}