<?php

declare(strict_types=1);

namespace Nyholm\Psr7;

use Psr\Http\Message\UriInterface;

/**
 * PSR-7 URI implementation.
 *
 * @author Michael Dowling
 * @author Tobias Schultze
 * @author Matthew Weier O'Phinney
 * @author Tobias Nyholm <tobias.nyholm@gmail.com>
 * @author Martijn van der Ven <martijn@vanderven.se>
 *
 * @final This class should never be extended. See https://github.com/Nyholm/psr7/blob/master/doc/final.md
 */
class Uri implements UriInterface
{
    private const SCHEMES = ['http' => 80, 'https' => 443];

    private const CHAR_UNRESERVED = 'a-zA-Z0-9_\-\.~';

    private const CHAR_SUB_DELIMS = '!\$&\'\(\)\*\+,;=';

    private const CHAR_GEN_DELIMS = ':\/\?#\[\]@';

    /** @var string Uri scheme. */
    private $scheme = '';

    /** @var string Uri user info. */
    private $userInfo = '';

    /** @var string Uri host. */
    private $host = '';

    /** @var int|null Uri port. */
    private $port;

    /** @var string Uri path. */
    private $path = '';

    /** @var string Uri query string. */
    private $query = '';

    /** @var string Uri fragment. */
    private $fragment = '';

    public function __construct(string $uri = '')
    {
        if ('' !== $uri) {
            if (false === $parts = \parse_url($uri)) {
                throw new \InvalidArgumentException(\sprintf('Unable to parse URI: "%s"', $uri));
            }

            // Apply parse_url parts to a URI.
            $this->scheme = isset($parts['scheme']) ? \strtr($parts['scheme'], 'ABCDEFGHIJKLMNOPQRSTUVWXYZ', 'abcdefghijklmnopqrstuvwxyz') : '';
            $this->userInfo = $parts['user'] ?? '';
            $this->host = isset($parts['host']) ? \strtr($parts['host'], 'ABCDEFGHIJKLMNOPQRSTUVWXYZ', 'abcdefghijklmnopqrstuvwxyz') : '';
            $this->port = isset($parts['port']) ? $this->filterPort($parts['port']) : null;
            $this->path = isset($parts['path']) ? $this->filterPath($parts['path']) : '';
            $this->query = isset($parts['query']) ? $this->filterQueryAndFragment($parts['query']) : '';
            $this->fragment = isset($parts['fragment']) ? $this->filterQueryAndFragment($parts['fragment']) : '';
            if (isset($parts['pass'])) {
                $this->userInfo .= ':' . $parts['pass'];
            }
        }
    }

    public function __toString(): string
    {
        return self::createUriString($this->scheme, $this->getAuthority(), $this->path, $this->query, $this->fragment);
    }

    public function getScheme(): string
    {
        return $this->scheme;
    }

    public function getAuthority(): string
    {
        if ('' === $this->host) {
            return '';
        }

        $authority = $this->host;
        if ('' !== $this->userInfo) {
            $authority = $this->userInfo . '@' . $authority;
        }

        if (null !== $this->port) {
            $authority .= ':' . $this->port;
        }

        return $authority;
    }

    public function getUserInfo(): string
    {
        return $this->userInfo;
    }

    public function getHost(): string
    {
        return $this->host;
    }

    public function getPort(): ?int
    {
        return $this->port;
    }

    public function getPath(): string
    {
        $path = $this->path;

        if ('' !== $path && '/' !== $path[0]) {
            if ('' !== $this->host) {
                // If the path is rootless and an authority is present, the path MUST be prefixed by "/"
                $path = '/' . $path;
            }
        } elseif (isset($path[1]) && '/' === $path[1]) {
            // If the path is starting with more than one "/", the
            // starting slashes MUST be reduced to one.
            $path = '/' . \ltrim($path, '/');
        }

        return $path;
    }

    public function getQuery(): string
    {
        return $this->query;
    }

    public function getFragment(): string
    {
        return $this->fragment;
    }

    /**
     * @return static
     */
    public function withScheme($scheme): UriInterface
    {
        if (!\is_string($scheme)) {
            throw new \InvalidArgumentException('Scheme must be a string');
        }

        if ($this->scheme === $scheme = \strtr($scheme, 'ABCDEFGHIJKLMNOPQRSTUVWXYZ', 'abcdefghijklmnopqrstuvwxyz')) {
            return $this;
        }

        $new = clone $this;
        $new->scheme = $scheme;
        $new->port = $new->filterPort($new->port);

        return $new;
    }

    /**
     * @return static
     */
    public function withUserInfo($user, $password = null): UriInterface
    {
        if (!\is_string($user)) {
            throw new \InvalidArgumentException('User must be a string');
        }

        $info = \preg_replace_callback('/[' . self::CHAR_GEN_DELIMS . self::CHAR_SUB_DELIMS . ']++/', [__CLASS__, 'rawurlencodeMatchZero'], $user);
        if (null !== $password && '' !== $password) {
            if (!\is_string($password)) {
                throw new \InvalidArgumentException('Password must be a string');
            }

            $info .= ':' . \preg_replace_callback('/[' . self::CHAR_GEN_DELIMS . self::CHAR_SUB_DELIMS . ']++/', [__CLASS__, 'rawurlencodeMatchZero'], $password);
        }

        if ($this->userInfo === $info) {
            return $this;
        }

        $new = clone $this;
        $new->userInfo = $info;

        return $new;
    }

    /**
     * @return static
     */
    public function withHost($host): UriInterface
    {
        if (!\is_string($host)) {
            throw new \InvalidArgumentException('Host must be a string');
        }

        if ($this->host === $host = \strtr($host, 'ABCDEFGHIJKLMNOPQRSTUVWXYZ', 'abcdefghijklmnopqrstuvwxyz')) {
            return $this;
        }

        $new = clone $this;
        $new->host = $host;

        return $new;
    }

    /**
     * @return static
     */
    public function withPort($port): UriInterface
    {
        if ($this->port === $port = $this->filterPort($port)) {
            return $this;
        }

        $new = clone $this;
        $new->port = $port;

        return $new;
    }

    /**
     * @return static
     */
    public function withPath($path): UriInterface
    {
        if ($this->path === $path = $this->filterPath($path)) {
            return $this;
        }

        $new = clone $this;
        $new->path = $path;

        return $new;
    }

    /**
     * @return static
     */
    public function withQuery($query): UriInterface
    {
        if ($this->query === $query = $this->filterQueryAndFragment($query)) {
            return $this;
        }

        $new = clone $this;
        $new->query = $query;

        return $new;
    }

    /**
     * @return static
     */
    public function withFragment($fragment): UriInterface
    {
        if ($this->fragment === $fragment = $this->filterQueryAndFragment($fragment)) {
            return $this;
        }

        $new = clone $this;
        $new->fragment = $fragment;

        return $new;
    }

    /**
     * Create a URI string from its various parts.
     */
    private static function createUriString(string $scheme, string $authority, string $path, string $query, string $fragment): string
    {
        $uri = '';
        if ('' !== $scheme) {
            $uri .= $scheme . ':';
        }

        if ('' !== $authority) {
            $uri .= '//' . $authority;
        }

        if ('' !== $path) {
            if ('/' !== $path[0]) {
                if ('' !== $authority) {
                    // If the path is rootless and an authority is present, the path MUST be prefixed by "/"
                    $path = '/' . $path;
                }
            } elseif (isset($path[1]) && '/' === $path[1]) {
                if ('' === $authority) {
                    // If the path is starting with more than one "/" and no authority is present, the
                    // starting slashes MUST be reduced to one.
                    $path = '/' . \ltrim($path, '/');
                }
            }

            $uri .= $path;
        }

        if ('' !== $query) {
            $uri .= '?' . $query;
        }

        if ('' !== $fragment) {
            $uri .= '#' . $fragment;
        }

        return $uri;
    }

    /**
     * Is a given port non-standard for the current scheme?
     */
    private static function isNonStandardPort(string $scheme, int $port): bool
    {
        return !isset(self::SCHEMES[$scheme]) || $port !== self::SCHEMES[$scheme];
    }

    private function filterPort($port): ?int
    {
        if (null === $port) {
            return null;
        }

        $port = (int) $port;
        if (0 > $port || 0xFFFF < $port) {
            throw new \InvalidArgumentException(\sprintf('Invalid port: %d. Must be between 0 and 65535', $port));
        }

        return self::isNonStandardPort($this->scheme, $port) ? $port : null;
    }

    private function filterPath($path): string
    {
        if (!\is_string($path)) {
            throw new \InvalidArgumentException('Path must be a string');
        }

        return \preg_replace_callback('/(?:[^' . self::CHAR_UNRESERVED . self::CHAR_SUB_DELIMS . '%:@\/]++|%(?![A-Fa-f0-9]{2}))/', [__CLASS__, 'rawurlencodeMatchZero'], $path);
    }

    private function filterQueryAndFragment($str): string
    {
        if (!\is_string($str)) {
            throw new \InvalidArgumentException('Query and fragment must be a string');
        }

        return \preg_replace_callback('/(?:[^' . self::CHAR_UNRESERVED . self::CHAR_SUB_DELIMS . '%:@\/\?]++|%(?![A-Fa-f0-9]{2}))/', [__CLASS__, 'rawurlencodeMatchZero'], $str);
    }

    private static function rawurlencodeMatchZero(array $match): string
    {
        return \rawurlencode($match[0]);
    }
}

• [D] Factory
• [F] MessageTrait.php
  Delete
• [F] Request.php
  Delete
• [F] RequestTrait.php
  Delete
• [F] Response.php
  Delete
• [F] ServerRequest.php
  Delete
• [F] Stream.php
  Delete
• [F] StreamTrait.php
  Delete
• [F] UploadedFile.php
  Delete
• [F] Uri.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.
• 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