<?php
declare(strict_types=1);

namespace Lcobucci\JWT;

use Closure;
use Lcobucci\JWT\Encoding\ChainedFormatter;
use Lcobucci\JWT\Encoding\JoseEncoder;
use Lcobucci\JWT\Signer\Key;
use Lcobucci\JWT\Signer\Key\InMemory;
use Lcobucci\JWT\Signer\None;
use Lcobucci\JWT\Validation\Constraint;

/**
 * Configuration container for the JWT Builder and Parser
 *
 * Serves like a small DI container to simplify the creation and usage
 * of the objects.
 */
final class Configuration
{
    private Parser $parser;
    private Signer $signer;
    private Key $signingKey;
    private Key $verificationKey;
    private Validator $validator;

    /** @var Closure(ClaimsFormatter $claimFormatter): Builder */
    private Closure $builderFactory;

    /** @var Constraint[] */
    private array $validationConstraints = [];

    private function __construct(
        Signer $signer,
        Key $signingKey,
        Key $verificationKey,
        ?Encoder $encoder = null,
        ?Decoder $decoder = null
    ) {
        $this->signer          = $signer;
        $this->signingKey      = $signingKey;
        $this->verificationKey = $verificationKey;
        $this->parser          = new Token\Parser($decoder ?? new JoseEncoder());
        $this->validator       = new Validation\Validator();

        $this->builderFactory = static function (ClaimsFormatter $claimFormatter) use ($encoder): Builder {
            return new Token\Builder($encoder ?? new JoseEncoder(), $claimFormatter);
        };
    }

    public static function forAsymmetricSigner(
        Signer $signer,
        Key $signingKey,
        Key $verificationKey,
        ?Encoder $encoder = null,
        ?Decoder $decoder = null
    ): self {
        return new self(
            $signer,
            $signingKey,
            $verificationKey,
            $encoder,
            $decoder
        );
    }

    public static function forSymmetricSigner(
        Signer $signer,
        Key $key,
        ?Encoder $encoder = null,
        ?Decoder $decoder = null
    ): self {
        return new self(
            $signer,
            $key,
            $key,
            $encoder,
            $decoder
        );
    }

    public static function forUnsecuredSigner(
        ?Encoder $encoder = null,
        ?Decoder $decoder = null
    ): self {
        $key = InMemory::empty();

        return new self(
            new None(),
            $key,
            $key,
            $encoder,
            $decoder
        );
    }

    /** @param callable(ClaimsFormatter): Builder $builderFactory */
    public function setBuilderFactory(callable $builderFactory): void
    {
        $this->builderFactory = Closure::fromCallable($builderFactory);
    }

    public function builder(?ClaimsFormatter $claimFormatter = null): Builder
    {
        return ($this->builderFactory)($claimFormatter ?? ChainedFormatter::default());
    }

    public function parser(): Parser
    {
        return $this->parser;
    }

    public function setParser(Parser $parser): void
    {
        $this->parser = $parser;
    }

    public function signer(): Signer
    {
        return $this->signer;
    }

    public function signingKey(): Key
    {
        return $this->signingKey;
    }

    public function verificationKey(): Key
    {
        return $this->verificationKey;
    }

    public function validator(): Validator
    {
        return $this->validator;
    }

    public function setValidator(Validator $validator): void
    {
        $this->validator = $validator;
    }

    /** @return Constraint[] */
    public function validationConstraints(): array
    {
        return $this->validationConstraints;
    }

    public function setValidationConstraints(Constraint ...$validationConstraints): void
    {
        $this->validationConstraints = $validationConstraints;
    }
}

• [D] Encoding
• [D] Signer
• [D] Token
• [D] Validation
• [F] Builder.php
  Delete
• [F] ClaimsFormatter.php
  Delete
• [F] Configuration.php
  Delete
• [F] Decoder.php
  Delete
• [F] Encoder.php
  Delete
• [F] Exception.php
  Delete
• [F] Parser.php
  Delete
• [F] Signer.php
  Delete
• [F] Token.php
  Delete
• [F] Validator.php
  Delete

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.
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• 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?

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Is my payment information secure?

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Can I add multiple cards to my NFC Pay wallet?

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How do I transfer money to another user?

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

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

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