<?php

namespace Spatie\Backtrace;

use Closure;
use Spatie\Backtrace\Arguments\ArgumentReducers;
use Spatie\Backtrace\Arguments\ReduceArgumentsAction;
use Spatie\Backtrace\Arguments\Reducers\ArgumentReducer;
use Throwable;

class Backtrace
{
    /** @var bool */
    protected $withArguments = false;

    /** @var bool */
    protected $reduceArguments = false;

    /** @var array<class-string<ArgumentReducer>|ArgumentReducer>|ArgumentReducers|null */
    protected $argumentReducers = null;

    /** @var bool */
    protected $withObject = false;

    /** @var string|null */
    protected $applicationPath;

    /** @var int */
    protected $offset = 0;

    /** @var int */
    protected $limit = 0;

    /** @var \Closure|null */
    protected $startingFromFrameClosure = null;

    /** @var \Throwable|null */
    protected $throwable = null;

    public static function create(): self
    {
        return new static();
    }

    public static function createForThrowable(Throwable $throwable): self
    {
        return (new static())->forThrowable($throwable);
    }

    protected function forThrowable(Throwable $throwable): self
    {
        $this->throwable = $throwable;

        return $this;
    }

    public function withArguments(
        bool $withArguments = true
    ): self {
        $this->withArguments = $withArguments;

        return $this;
    }

    /**
     * @param array<class-string<ArgumentReducer>|ArgumentReducer>|ArgumentReducers|null $argumentReducers
     *
     * @return $this
     */
    public function reduceArguments(
        $argumentReducers = null
    ): self {
        $this->reduceArguments = true;
        $this->argumentReducers = $argumentReducers;

        return $this;
    }

    public function withObject(): self
    {
        $this->withObject = true;

        return $this;
    }

    public function applicationPath(string $applicationPath): self
    {
        $this->applicationPath = rtrim($applicationPath, '/');

        return $this;
    }

    public function offset(int $offset): self
    {
        $this->offset = $offset;

        return $this;
    }

    public function limit(int $limit): self
    {
        $this->limit = $limit;

        return $this;
    }

    public function startingFromFrame(Closure $startingFromFrameClosure)
    {
        $this->startingFromFrameClosure = $startingFromFrameClosure;

        return $this;
    }

    /**
     * @return \Spatie\Backtrace\Frame[]
     */
    public function frames(): array
    {
        $rawFrames = $this->getRawFrames();

        return $this->toFrameObjects($rawFrames);
    }

    public function firstApplicationFrameIndex(): ?int
    {
        foreach ($this->frames() as $index => $frame) {
            if ($frame->applicationFrame) {
                return $index;
            }
        }

        return null;
    }

    protected function getRawFrames(): array
    {
        if ($this->throwable) {
            return $this->throwable->getTrace();
        }

        $options = null;

        if (! $this->withArguments) {
            $options = $options | DEBUG_BACKTRACE_IGNORE_ARGS;
        }

        if ($this->withObject()) {
            $options = $options | DEBUG_BACKTRACE_PROVIDE_OBJECT;
        }

        $limit = $this->limit;

        if ($limit !== 0) {
            $limit += 3;
        }

        return debug_backtrace($options, $limit);
    }

    /**
     * @return \Spatie\Backtrace\Frame[]
     */
    protected function toFrameObjects(array $rawFrames): array
    {
        $currentFile = $this->throwable ? $this->throwable->getFile() : '';
        $currentLine = $this->throwable ? $this->throwable->getLine() : 0;
        $arguments = $this->withArguments ? [] : null;

        $frames = [];

        $reduceArgumentsAction = new ReduceArgumentsAction($this->resolveArgumentReducers());

        foreach ($rawFrames as $rawFrame) {
            $frames[] = new Frame(
                $currentFile,
                $currentLine,
                $arguments,
                $rawFrame['function'] ?? null,
                $rawFrame['class'] ?? null,
                $this->isApplicationFrame($currentFile)
            );

            $arguments = $this->withArguments
                ? $rawFrame['args'] ?? null
                : null;

            if ($this->reduceArguments) {
                $arguments = $reduceArgumentsAction->execute(
                    $rawFrame['class'] ?? null,
                    $rawFrame['function'] ?? null,
                    $arguments
                );
            }

            $currentFile = $rawFrame['file'] ?? 'unknown';
            $currentLine = $rawFrame['line'] ?? 0;
        }

        $frames[] = new Frame(
            $currentFile,
            $currentLine,
            [],
            '[top]'
        );

        $frames = $this->removeBacktracePackageFrames($frames);

        if ($closure = $this->startingFromFrameClosure) {
            $frames = $this->startAtFrameFromClosure($frames, $closure);
        }
        $frames = array_slice($frames, $this->offset, $this->limit === 0 ? PHP_INT_MAX : $this->limit);

        return array_values($frames);
    }

    protected function isApplicationFrame(string $frameFilename): bool
    {
        $relativeFile = str_replace('\\', DIRECTORY_SEPARATOR, $frameFilename);

        if (! empty($this->applicationPath)) {
            $relativeFile = array_reverse(explode($this->applicationPath ?? '', $frameFilename, 2))[0];
        }

        if (strpos($relativeFile, DIRECTORY_SEPARATOR.'vendor') === 0) {
            return false;
        }

        return true;
    }

    protected function removeBacktracePackageFrames(array $frames): array
    {
        return $this->startAtFrameFromClosure($frames, function (Frame $frame) {
            return $frame->class !== static::class;
        });
    }

    /**
     * @param \Spatie\Backtrace\Frame[] $frames
     * @param \Closure $closure
     *
     * @return array
     */
    protected function startAtFrameFromClosure(array $frames, Closure $closure): array
    {
        foreach ($frames as $i => $frame) {
            $foundStartingFrame = $closure($frame);

            if ($foundStartingFrame) {
                return $frames;
            }

            unset($frames[$i]);
        }

        return $frames;
    }

    protected function resolveArgumentReducers(): ArgumentReducers
    {
        if ($this->argumentReducers === null) {
            return ArgumentReducers::default();
        }

        if ($this->argumentReducers instanceof ArgumentReducers) {
            return $this->argumentReducers;
        }

        return ArgumentReducers::create($this->argumentReducers);
    }
}

• [D] Arguments
• [F] Backtrace.php
  Delete
• [F] CodeSnippet.php
  Delete
• [F] File.php
  Delete
• [F] Frame.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