<?php

namespace Qs\SecurePaymentSystems\Packet;

use Qs\SecurePaymentSystems\Exception;
use Qs\SecurePaymentSystems\Packet;

class Response extends Packet
{
    const APPROVED = 'A10';

    protected $message;
    protected $detailedMessage;
    protected $approvalCode;
    protected $syncCountersIncrement;
    protected $itemId;
    protected $batchId;
    protected $routeCode;
    protected $accountNumber;
    protected $checkNumber;
    protected $amount;
    protected $invoiceNumber;
    protected $clerkId;
    protected $clerkInitials;
    protected $originalRequestStatus;

    public static function fromBinary($binary)
    {
        if (empty($binary)) {
            throw new Exception('Response packet is empty');
        }
        $binary = rtrim($binary, "\x0A");
        if (substr($binary, 0, 1) != Packet::STX || substr($binary, -1, 1) != Packet::ETX) {
            throw new Exception('Invalid response packet frame');
        }
        $binary = trim($binary, Packet::STX . Packet::ETX);
        $parts = explode(Packet::FIELD_SEPARATOR, $binary);

        // Make array start from 1 to match packet specification
        array_unshift($parts, '');
        unset($parts[0]);

        if (empty($parts)) {
            throw new Exception('Invalid response packet. No fields');
        }
        $response = new self();
        $response->setType($parts[1]);
        $response->setModifierCode($parts[2]);
        switch ($parts[2]) {
            case 2090:
                // break was intentionally omitted
            case 2091:
                $response->setMessage($parts[3]);
                break;
            case 2011:
                $response->setApprovalCode(self::APPROVED);
                $response->setDetailedMessage($parts[5]);
                $response->setSyncCountersIncrement($parts[6]);
                $response->setItemId($parts[7]);
                $response->setBatchId($parts[8]);
                $response->setRouteCode($parts[9]);
                $response->setAccountNumber($parts[10]);
                $response->setCheckNumber($parts[11]);
                $response->setAmount($parts[12]);
                $response->setInvoiceNumber($parts[13]);
                $response->setClerkId($parts[14]);
                $response->setLocalTransactionTime($parts[15]);
                $response->setOriginalRequestStatus($parts[16]);
                break;
            default:
                throw new Exception('Unsupported response modifier code');
        }
        return $response;
    }

    public function getMessage()
    {
        return $this->message;
    }

    public function setMessage($message)
    {
        $this->message = $message;
        return $this;
    }

    public function getDetailedMessage()
    {
        return $this->detailedMessage;
    }

    public function setDetailedMessage($detailedMessage)
    {
        $this->detailedMessage = $detailedMessage;
        return $this;
    }

    public function toArray()
    {
        return [
            $this->getType(),
            $this->getModifierCode(),
            $this->getMessage(),
            $this->getApprovalCode(),
            $this->getDetailedMessage(),
            $this->getSyncCountersIncrement(),
            $this->getItemId(),
            $this->getBatchId(),
            $this->getRouteCode(),
            $this->getAccountNumber(),
            $this->getCheckNumber(),
            $this->getAmount(),
            $this->getInvoiceNumber(),
            $this->getClerkId(),
            $this->getLocalTransactionTime(),
            $this->getOriginalRequestStatus(),
        ];
    }

    public function getApprovalCode()
    {
        return $this->approvalCode;
    }

    public function setApprovalCode($approvalCode)
    {
        $this->approvalCode = $approvalCode;
        return $this;
    }

    public function getSyncCountersIncrement()
    {
        return $this->syncCountersIncrement;
    }

    public function setSyncCountersIncrement($syncCountersIncrement)
    {
        $this->syncCountersIncrement = $syncCountersIncrement;
        return $this;
    }

    public function getItemId()
    {
        return $this->itemId;
    }

    public function setItemId($itemId)
    {
        $this->itemId = $itemId;
        return $this;
    }

    public function getBatchId()
    {
        return $this->batchId;
    }

    public function setBatchId($batchId)
    {
        $this->batchId = $batchId;
        return $this;
    }

    public function getRouteCode()
    {
        return $this->routeCode;
    }

    public function setRouteCode($routeCode)
    {
        $this->routeCode = $routeCode;
        return $this;
    }

    public function getAccountNumber()
    {
        return $this->accountNumber;
    }

    public function setAccountNumber($accountNumber)
    {
        $this->accountNumber = $accountNumber;
        return $this;
    }

    public function getCheckNumber()
    {
        return $this->checkNumber;
    }

    public function setCheckNumber($checkNumber)
    {
        $this->checkNumber = $checkNumber;
        return $this;
    }

    public function getAmount()
    {
        return $this->amount;
    }

    public function setAmount($amount)
    {
        $this->amount = $amount;
        return $this;
    }

    public function getInvoiceNumber()
    {
        return $this->invoiceNumber;
    }

    public function setInvoiceNumber($invoiceNumber)
    {
        $this->invoiceNumber = $invoiceNumber;
        return $this;
    }

    public function getClerkId()
    {
        return $this->clerkId;
    }

    public function setClerkId($clerkId)
    {
        $this->clerkId = $clerkId;
        return $this;
    }

    public function getClerkInitials()
    {
        return $this->clerkInitials;
    }

    public function setClerkInitials($clerkInitials)
    {
        $this->clerkInitials = $clerkInitials;
        return $this;
    }

    public function getOriginalRequestStatus()
    {
        return $this->originalRequestStatus;
    }

    public function setOriginalRequestStatus($originalRequestStatus)
    {
        $this->originalRequestStatus = $originalRequestStatus;
        return $this;
    }

    public function __toString()
    {
        $clone = clone $this;
        $clone->setAccountNumber($this->mask($clone->getAccountNumber(), null, 4));
        return implode(self::STRING_SEPARATOR, $clone->toArray());
    }
}