<?php

declare(strict_types=1);

namespace Faker\Container;

use Faker\Extension\Extension;

/**
 * A simple implementation of a container.
 *
 * @experimental This class is experimental and does not fall under our BC promise
 */
final class Container implements ContainerInterface
{
    /**
     * @var array<string, callable|object|string>
     */
    private array $definitions;

    private array $services = [];

    /**
     * Create a container object with a set of definitions. The array value MUST
     * produce an object that implements Extension.
     *
     * @param array<string, callable|object|string> $definitions
     */
    public function __construct(array $definitions)
    {
        $this->definitions = $definitions;
    }

    /**
     * Retrieve a definition from the container.
     *
     * @param string $id
     *
     * @throws \InvalidArgumentException
     * @throws \RuntimeException
     * @throws ContainerException
     * @throws NotInContainerException
     */
    public function get($id): Extension
    {
        if (!is_string($id)) {
            throw new \InvalidArgumentException(sprintf(
                'First argument of %s::get() must be string',
                self::class,
            ));
        }

        if (array_key_exists($id, $this->services)) {
            return $this->services[$id];
        }

        if (!$this->has($id)) {
            throw new NotInContainerException(sprintf(
                'There is not service with id "%s" in the container.',
                $id,
            ));
        }

        $definition = $this->definitions[$id];

        $service = $this->getService($id, $definition);

        if (!$service instanceof Extension) {
            throw new \RuntimeException(sprintf(
                'Service resolved for identifier "%s" does not implement the %s" interface.',
                $id,
                Extension::class,
            ));
        }

        $this->services[$id] = $service;

        return $service;
    }

    /**
     * Get the service from a definition.
     *
     * @param callable|object|string $definition
     */
    private function getService(string $id, $definition)
    {
        if (is_callable($definition)) {
            try {
                return $definition();
            } catch (\Throwable $e) {
                throw new ContainerException(
                    sprintf('Error while invoking callable for "%s"', $id),
                    0,
                    $e,
                );
            }
        } elseif (is_object($definition)) {
            return $definition;
        } elseif (is_string($definition)) {
            if (class_exists($definition)) {
                try {
                    return new $definition();
                } catch (\Throwable $e) {
                    throw new ContainerException(sprintf('Could not instantiate class "%s"', $id), 0, $e);
                }
            }

            throw new ContainerException(sprintf(
                'Could not instantiate class "%s". Class was not found.',
                $id,
            ));
        } else {
            throw new ContainerException(sprintf(
                'Invalid type for definition with id "%s"',
                $id,
            ));
        }
    }

    /**
     * Check if the container contains a given identifier.
     *
     * @param string $id
     *
     * @throws \InvalidArgumentException
     */
    public function has($id): bool
    {
        if (!is_string($id)) {
            throw new \InvalidArgumentException(sprintf(
                'First argument of %s::get() must be string',
                self::class,
            ));
        }

        return array_key_exists($id, $this->definitions);
    }
}

• [F] Container.php
  Delete
• [F] ContainerBuilder.php
  Delete
• [F] ContainerException.php
  Delete
• [F] ContainerInterface.php
  Delete
• [F] NotInContainerException.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