<?php

declare(strict_types=1);

namespace Flutterwave\EventHandlers;

use Exception;
use Flutterwave\Contract\ConfigInterface;
use stdClass;

class TransferEventHandler implements EventHandlerInterface
{
    use EventTracker;

    private static ?ConfigInterface $config;
    public function __construct($config)
    {
        self::$config = $config;
    }

    /**
     * This is called only when a transaction is successful
     *
     * @param object $transactionData
     * */
    public function onSuccessful(object $transactionData): void
    {
        // Get the transaction from your DB using the transaction reference (txref)
        // Check if you have previously given value for the transaction. If you have, redirect to your successpage else, continue
        // Comfirm that the transaction is successful
        // Confirm that the chargecode is 00 or 0
        // Confirm that the currency on your db transaction is equal to the returned currency
        // Confirm that the db transaction amount is equal to the returned amount
        // Update the db transaction record (includeing parameters that didn't exist before the transaction is completed. for audit purpose)
        // Give value for the transaction
        // Update the transaction to note that you have given value for the transaction
        // You can also redirect to your success page from here
        self::sendAnalytics('Initiate-Transfer');
    }

    /**
     * This is called only when a transaction failed
     * */
    public function onFailure($transactionData): void
    {
        // Get the transaction from your DB using the transaction reference (txref)
        // Update the db transaction record (includeing parameters that didn't exist before the transaction is completed. for audit purpose)
        // You can also redirect to your failure page from here
        self::sendAnalytics('Initiate-Transfer-error');
    }

    /**
     * This is called when a transaction is requeryed from the payment gateway
     * */
    public function onRequery($transactionReference): void
    {
        // Do something, anything!
    }

    /**
     * This is called a transaction requery returns with an error
     * */
    public function onRequeryError($requeryResponse): void
    {
        // Do something, anything!
    }

    /**
     * This is called when a transaction is canceled by the user
     * */
    public function onCancel($transactionReference): void
    {
        // Do something, anything!
        // Note: Somethings a payment can be successful, before a user clicks the cancel button so proceed with caution
    }

    /**
     * This is called when a transaction doesn't return with a success or a failure response. This can be a timedout transaction on the Rave server or an abandoned transaction by the customer.
     * */
    public function onTimeout($transactionReference, $data): void
    {
        // Get the transaction from your DB using the transaction reference (txref)
        // Queue it for requery. Preferably using a queue system. The requery should be about 15 minutes after.
        // Ask the customer to contact your support and you should escalate this issue to the flutterwave support team. Send this as an email and as a notification on the page. just incase the page timesout or disconnects
    }

    /**
     * @throws Exception
     * */
    public function onAuthorization(stdClass $response, ?array $resource = null): array
    {
        //        $auth = $response->meta->authorization;
        //        $mode = $auth->mode;
        //        $data['dev_instruction'] = "Display the transfer data for the user to make a transfer to the generated account number. verify via Webhook Service.";
        //        $data['instruction'] = $auth->transfer_note;
        //        $data['transfer_reference'] = $auth->transfer_reference;
        //        $data['transfer_account'] = $auth->transfer_account;
        //        $data['transfer_bank'] = $auth->transfer_bank;
        //        $data['account_expiration'] = $auth->account_expiration;
        //        $data['transfer_amount'] = $auth->transfer_amount;
        //        $data['mode'] = $mode;
        //
        //        if(is_array($resource) && !empty($resource))
        //        {
        //            $logger = $resource['logger'];
        //            $logger->notice("Transfer Authorization Mode: ".$mode);
        //        }

        return [];
    }
}
