/home/kueuepay/public_html/vendor/nette/utils/src/Utils/Paginator.php
<?php

/**
 * This file is part of the Nette Framework (https://nette.org)
 * Copyright (c) 2004 David Grudl (https://davidgrudl.com)
 */

declare(strict_types=1);

namespace Nette\Utils;

use Nette;


/**
 * Paginating math.
 *
 * @property   int $page
 * @property-read int $firstPage
 * @property-read int|null $lastPage
 * @property-read int<0,max> $firstItemOnPage
 * @property-read int<0,max> $lastItemOnPage
 * @property   int $base
 * @property-read bool $first
 * @property-read bool $last
 * @property-read int<0,max>|null $pageCount
 * @property   positive-int $itemsPerPage
 * @property   int<0,max>|null $itemCount
 * @property-read int<0,max> $offset
 * @property-read int<0,max>|null $countdownOffset
 * @property-read int<0,max> $length
 */
class Paginator
{
	use Nette\SmartObject;

	private int $base = 1;

	/** @var positive-int */
	private int $itemsPerPage = 1;

	private int $page = 1;

	/** @var int<0, max>|null */
	private ?int $itemCount = null;


	/**
	 * Sets current page number.
	 */
	public function setPage(int $page): static
	{
		$this->page = $page;
		return $this;
	}


	/**
	 * Returns current page number.
	 */
	public function getPage(): int
	{
		return $this->base + $this->getPageIndex();
	}


	/**
	 * Returns first page number.
	 */
	public function getFirstPage(): int
	{
		return $this->base;
	}


	/**
	 * Returns last page number.
	 */
	public function getLastPage(): ?int
	{
		return $this->itemCount === null
			? null
			: $this->base + max(0, $this->getPageCount() - 1);
	}


	/**
	 * Returns the sequence number of the first element on the page
	 * @return int<0, max>
	 */
	public function getFirstItemOnPage(): int
	{
		return $this->itemCount !== 0
			? $this->offset + 1
			: 0;
	}


	/**
	 * Returns the sequence number of the last element on the page
	 * @return int<0, max>
	 */
	public function getLastItemOnPage(): int
	{
		return $this->offset + $this->length;
	}


	/**
	 * Sets first page (base) number.
	 */
	public function setBase(int $base): static
	{
		$this->base = $base;
		return $this;
	}


	/**
	 * Returns first page (base) number.
	 */
	public function getBase(): int
	{
		return $this->base;
	}


	/**
	 * Returns zero-based page number.
	 * @return int<0, max>
	 */
	protected function getPageIndex(): int
	{
		$index = max(0, $this->page - $this->base);
		return $this->itemCount === null
			? $index
			: min($index, max(0, $this->getPageCount() - 1));
	}


	/**
	 * Is the current page the first one?
	 */
	public function isFirst(): bool
	{
		return $this->getPageIndex() === 0;
	}


	/**
	 * Is the current page the last one?
	 */
	public function isLast(): bool
	{
		return $this->itemCount === null
			? false
			: $this->getPageIndex() >= $this->getPageCount() - 1;
	}


	/**
	 * Returns the total number of pages.
	 * @return int<0, max>|null
	 */
	public function getPageCount(): ?int
	{
		return $this->itemCount === null
			? null
			: (int) ceil($this->itemCount / $this->itemsPerPage);
	}


	/**
	 * Sets the number of items to display on a single page.
	 */
	public function setItemsPerPage(int $itemsPerPage): static
	{
		$this->itemsPerPage = max(1, $itemsPerPage);
		return $this;
	}


	/**
	 * Returns the number of items to display on a single page.
	 * @return positive-int
	 */
	public function getItemsPerPage(): int
	{
		return $this->itemsPerPage;
	}


	/**
	 * Sets the total number of items.
	 */
	public function setItemCount(?int $itemCount = null): static
	{
		$this->itemCount = $itemCount === null ? null : max(0, $itemCount);
		return $this;
	}


	/**
	 * Returns the total number of items.
	 * @return int<0, max>|null
	 */
	public function getItemCount(): ?int
	{
		return $this->itemCount;
	}


	/**
	 * Returns the absolute index of the first item on current page.
	 * @return int<0, max>
	 */
	public function getOffset(): int
	{
		return $this->getPageIndex() * $this->itemsPerPage;
	}


	/**
	 * Returns the absolute index of the first item on current page in countdown paging.
	 * @return int<0, max>|null
	 */
	public function getCountdownOffset(): ?int
	{
		return $this->itemCount === null
			? null
			: max(0, $this->itemCount - ($this->getPageIndex() + 1) * $this->itemsPerPage);
	}


	/**
	 * Returns the number of items on current page.
	 * @return int<0, max>
	 */
	public function getLength(): int
	{
		return $this->itemCount === null
			? $this->itemsPerPage
			: min($this->itemsPerPage, $this->itemCount - $this->getPageIndex() * $this->itemsPerPage);
	}
}
About
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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.

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.

faq-img

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