<?php declare(strict_types=1);
/*
 * This file is part of phpunit/php-code-coverage.
 *
 * (c) Sebastian Bergmann <sebastian@phpunit.de>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */
namespace SebastianBergmann\CodeCoverage\Node;

use function array_merge;
use function count;
use IteratorAggregate;
use RecursiveIteratorIterator;

/**
 * @internal This class is not covered by the backward compatibility promise for phpunit/php-code-coverage
 */
final class Directory extends AbstractNode implements IteratorAggregate
{
    /**
     * @var AbstractNode[]
     */
    private $children = [];

    /**
     * @var Directory[]
     */
    private $directories = [];

    /**
     * @var File[]
     */
    private $files = [];

    /**
     * @var array
     */
    private $classes;

    /**
     * @var array
     */
    private $traits;

    /**
     * @var array
     */
    private $functions;

    /**
     * @psalm-var null|array{linesOfCode: int, commentLinesOfCode: int, nonCommentLinesOfCode: int}
     */
    private $linesOfCode;

    /**
     * @var int
     */
    private $numFiles = -1;

    /**
     * @var int
     */
    private $numExecutableLines = -1;

    /**
     * @var int
     */
    private $numExecutedLines = -1;

    /**
     * @var int
     */
    private $numExecutableBranches = -1;

    /**
     * @var int
     */
    private $numExecutedBranches = -1;

    /**
     * @var int
     */
    private $numExecutablePaths = -1;

    /**
     * @var int
     */
    private $numExecutedPaths = -1;

    /**
     * @var int
     */
    private $numClasses = -1;

    /**
     * @var int
     */
    private $numTestedClasses = -1;

    /**
     * @var int
     */
    private $numTraits = -1;

    /**
     * @var int
     */
    private $numTestedTraits = -1;

    /**
     * @var int
     */
    private $numMethods = -1;

    /**
     * @var int
     */
    private $numTestedMethods = -1;

    /**
     * @var int
     */
    private $numFunctions = -1;

    /**
     * @var int
     */
    private $numTestedFunctions = -1;

    public function count(): int
    {
        if ($this->numFiles === -1) {
            $this->numFiles = 0;

            foreach ($this->children as $child) {
                $this->numFiles += count($child);
            }
        }

        return $this->numFiles;
    }

    public function getIterator(): RecursiveIteratorIterator
    {
        return new RecursiveIteratorIterator(
            new Iterator($this),
            RecursiveIteratorIterator::SELF_FIRST
        );
    }

    public function addDirectory(string $name): self
    {
        $directory = new self($name, $this);

        $this->children[]    = $directory;
        $this->directories[] = &$this->children[count($this->children) - 1];

        return $directory;
    }

    public function addFile(File $file): void
    {
        $this->children[] = $file;
        $this->files[]    = &$this->children[count($this->children) - 1];

        $this->numExecutableLines = -1;
        $this->numExecutedLines   = -1;
    }

    public function directories(): array
    {
        return $this->directories;
    }

    public function files(): array
    {
        return $this->files;
    }

    public function children(): array
    {
        return $this->children;
    }

    public function classes(): array
    {
        if ($this->classes === null) {
            $this->classes = [];

            foreach ($this->children as $child) {
                $this->classes = array_merge(
                    $this->classes,
                    $child->classes()
                );
            }
        }

        return $this->classes;
    }

    public function traits(): array
    {
        if ($this->traits === null) {
            $this->traits = [];

            foreach ($this->children as $child) {
                $this->traits = array_merge(
                    $this->traits,
                    $child->traits()
                );
            }
        }

        return $this->traits;
    }

    public function functions(): array
    {
        if ($this->functions === null) {
            $this->functions = [];

            foreach ($this->children as $child) {
                $this->functions = array_merge(
                    $this->functions,
                    $child->functions()
                );
            }
        }

        return $this->functions;
    }

    /**
     * @psalm-return array{linesOfCode: int, commentLinesOfCode: int, nonCommentLinesOfCode: int}
     */
    public function linesOfCode(): array
    {
        if ($this->linesOfCode === null) {
            $this->linesOfCode = [
                'linesOfCode'           => 0,
                'commentLinesOfCode'    => 0,
                'nonCommentLinesOfCode' => 0,
            ];

            foreach ($this->children as $child) {
                $childLinesOfCode = $child->linesOfCode();

                $this->linesOfCode['linesOfCode'] += $childLinesOfCode['linesOfCode'];
                $this->linesOfCode['commentLinesOfCode'] += $childLinesOfCode['commentLinesOfCode'];
                $this->linesOfCode['nonCommentLinesOfCode'] += $childLinesOfCode['nonCommentLinesOfCode'];
            }
        }

        return $this->linesOfCode;
    }

    public function numberOfExecutableLines(): int
    {
        if ($this->numExecutableLines === -1) {
            $this->numExecutableLines = 0;

            foreach ($this->children as $child) {
                $this->numExecutableLines += $child->numberOfExecutableLines();
            }
        }

        return $this->numExecutableLines;
    }

    public function numberOfExecutedLines(): int
    {
        if ($this->numExecutedLines === -1) {
            $this->numExecutedLines = 0;

            foreach ($this->children as $child) {
                $this->numExecutedLines += $child->numberOfExecutedLines();
            }
        }

        return $this->numExecutedLines;
    }

    public function numberOfExecutableBranches(): int
    {
        if ($this->numExecutableBranches === -1) {
            $this->numExecutableBranches = 0;

            foreach ($this->children as $child) {
                $this->numExecutableBranches += $child->numberOfExecutableBranches();
            }
        }

        return $this->numExecutableBranches;
    }

    public function numberOfExecutedBranches(): int
    {
        if ($this->numExecutedBranches === -1) {
            $this->numExecutedBranches = 0;

            foreach ($this->children as $child) {
                $this->numExecutedBranches += $child->numberOfExecutedBranches();
            }
        }

        return $this->numExecutedBranches;
    }

    public function numberOfExecutablePaths(): int
    {
        if ($this->numExecutablePaths === -1) {
            $this->numExecutablePaths = 0;

            foreach ($this->children as $child) {
                $this->numExecutablePaths += $child->numberOfExecutablePaths();
            }
        }

        return $this->numExecutablePaths;
    }

    public function numberOfExecutedPaths(): int
    {
        if ($this->numExecutedPaths === -1) {
            $this->numExecutedPaths = 0;

            foreach ($this->children as $child) {
                $this->numExecutedPaths += $child->numberOfExecutedPaths();
            }
        }

        return $this->numExecutedPaths;
    }

    public function numberOfClasses(): int
    {
        if ($this->numClasses === -1) {
            $this->numClasses = 0;

            foreach ($this->children as $child) {
                $this->numClasses += $child->numberOfClasses();
            }
        }

        return $this->numClasses;
    }

    public function numberOfTestedClasses(): int
    {
        if ($this->numTestedClasses === -1) {
            $this->numTestedClasses = 0;

            foreach ($this->children as $child) {
                $this->numTestedClasses += $child->numberOfTestedClasses();
            }
        }

        return $this->numTestedClasses;
    }

    public function numberOfTraits(): int
    {
        if ($this->numTraits === -1) {
            $this->numTraits = 0;

            foreach ($this->children as $child) {
                $this->numTraits += $child->numberOfTraits();
            }
        }

        return $this->numTraits;
    }

    public function numberOfTestedTraits(): int
    {
        if ($this->numTestedTraits === -1) {
            $this->numTestedTraits = 0;

            foreach ($this->children as $child) {
                $this->numTestedTraits += $child->numberOfTestedTraits();
            }
        }

        return $this->numTestedTraits;
    }

    public function numberOfMethods(): int
    {
        if ($this->numMethods === -1) {
            $this->numMethods = 0;

            foreach ($this->children as $child) {
                $this->numMethods += $child->numberOfMethods();
            }
        }

        return $this->numMethods;
    }

    public function numberOfTestedMethods(): int
    {
        if ($this->numTestedMethods === -1) {
            $this->numTestedMethods = 0;

            foreach ($this->children as $child) {
                $this->numTestedMethods += $child->numberOfTestedMethods();
            }
        }

        return $this->numTestedMethods;
    }

    public function numberOfFunctions(): int
    {
        if ($this->numFunctions === -1) {
            $this->numFunctions = 0;

            foreach ($this->children as $child) {
                $this->numFunctions += $child->numberOfFunctions();
            }
        }

        return $this->numFunctions;
    }

    public function numberOfTestedFunctions(): int
    {
        if ($this->numTestedFunctions === -1) {
            $this->numTestedFunctions = 0;

            foreach ($this->children as $child) {
                $this->numTestedFunctions += $child->numberOfTestedFunctions();
            }
        }

        return $this->numTestedFunctions;
    }
}

• [F] AbstractNode.php
  Delete
• [F] Builder.php
  Delete
• [F] CrapIndex.php
  Delete
• [F] Directory.php
  Delete
• [F] File.php
  Delete
• [F] Iterator.php
  Delete

Blog Section

Discover the Latest in Digital Payments and NFC Technology

Dive into our blog to explore the cutting-edge trends in digital payments and NFC technology. Stay updated on the innovations that are revolutionizing transactions, boosting security, and making payments quicker and more convenient. Learn how these advancements are shaping the future of financial interactions and driving the global transition towards a cashless world.

The Rise of Contactless Payments:...

In recent years, contactless payments have surged in popularity, driven...

Visit Blog

March 27, 2024

Enhancing Payment Security: The Role...

As digital transactions proliferate, ensuring robust payment security is more critical than ever. Two foundational...

Visit Blog

March 27, 2024

The Future of Digital Wallets:...

Digital wallets have fundamentally transformed how we manage money, offering a streamlined, secure, and highly...

Visit Blog

March 27, 2024