<?php

declare(strict_types=1);

namespace GuzzleHttp\Promise;

final class Each
{
    /**
     * Given an iterator that yields promises or values, returns a promise that
     * is fulfilled with a null value when the iterator has been consumed or
     * the aggregate promise has been fulfilled or rejected.
     *
     * $onFulfilled is a function that accepts the fulfilled value, iterator
     * index, and the aggregate promise. The callback can invoke any necessary
     * side effects and choose to resolve or reject the aggregate if needed.
     *
     * $onRejected is a function that accepts the rejection reason, iterator
     * index, and the aggregate promise. The callback can invoke any necessary
     * side effects and choose to resolve or reject the aggregate if needed.
     *
     * @param mixed $iterable Iterator or array to iterate over.
     */
    public static function of(
        $iterable,
        callable $onFulfilled = null,
        callable $onRejected = null
    ): PromiseInterface {
        return (new EachPromise($iterable, [
            'fulfilled' => $onFulfilled,
            'rejected' => $onRejected,
        ]))->promise();
    }

    /**
     * Like of, but only allows a certain number of outstanding promises at any
     * given time.
     *
     * $concurrency may be an integer or a function that accepts the number of
     * pending promises and returns a numeric concurrency limit value to allow
     * for dynamic a concurrency size.
     *
     * @param mixed        $iterable
     * @param int|callable $concurrency
     */
    public static function ofLimit(
        $iterable,
        $concurrency,
        callable $onFulfilled = null,
        callable $onRejected = null
    ): PromiseInterface {
        return (new EachPromise($iterable, [
            'fulfilled' => $onFulfilled,
            'rejected' => $onRejected,
            'concurrency' => $concurrency,
        ]))->promise();
    }

    /**
     * Like limit, but ensures that no promise in the given $iterable argument
     * is rejected. If any promise is rejected, then the aggregate promise is
     * rejected with the encountered rejection.
     *
     * @param mixed        $iterable
     * @param int|callable $concurrency
     */
    public static function ofLimitAll(
        $iterable,
        $concurrency,
        callable $onFulfilled = null
    ): PromiseInterface {
        return self::ofLimit(
            $iterable,
            $concurrency,
            $onFulfilled,
            function ($reason, $idx, PromiseInterface $aggregate): void {
                $aggregate->reject($reason);
            }
        );
    }
}

• [F] AggregateException.php
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• [F] CancellationException.php
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• [F] Coroutine.php
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• [F] Create.php
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• [F] Each.php
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• [F] EachPromise.php
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• [F] FulfilledPromise.php
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• [F] Is.php
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• [F] Promise.php
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• [F] PromiseInterface.php
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• [F] PromisorInterface.php
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• [F] RejectedPromise.php
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• [F] RejectionException.php
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• [F] TaskQueue.php
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• [F] TaskQueueInterface.php
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• [F] Utils.php
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About Section

About NFC Pay: Our Story and Mission

NFC Pay was founded with a vision to transform the way people handle transactions. Our journey is defined by a commitment to innovation, security, and convenience. We strive to deliver seamless, user-friendly payment solutions that make everyday transactions effortless and secure. Our mission is to empower you to pay with ease and confidence, anytime, anywhere.

• Simplifying Payments, One Tap at a Time.
• Reinventing Your Wallet for Modern Convenience.
• Smart Payments for a Effortless Lifestyle.
• Experience the Ease of Tap and Pay.
• Innovative Solutions for Your Daily Transactions.

FAQ Section

Frequently Asked Questions About NFC Pay

Here are answers to some common questions about NFC Pay. We aim to provide clear and concise information to help you understand how our platform works and how it can benefit you. If you have any further inquiries, please don’t hesitate to contact our support team.

How do I register for NFC Pay?

Download the app and sign up using your email or phone number, then complete the verification process.

Is my payment information secure?

Yes, we use advanced encryption and security protocols to protect your payment details.

Can I add multiple cards to my NFC Pay wallet?

Absolutely, you can link multiple debit or credit cards to your wallet.

How do I transfer money to another user?

Go to the transfer section, select the recipient, enter the amount, and authorize the transfer.

What should I do if I forget my PIN?

Use the “Forgot PIN” feature in the app to reset it following the provided instructions.

How can I activate my merchant account?

Sign up for a merchant account through the app and follow the setup instructions to start accepting payments.

Can I track my payment status?

Yes, you can view and track your payment status in the account dashboard