<?php

/*
 * This file is part of the Symfony package.
 *
 * (c) Fabien Potencier <fabien@symfony.com>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace Symfony\Component\AssetMapper;

use Symfony\Component\AssetMapper\ImportMap\JavaScriptImport;

/**
 * Represents a single asset in the asset mapper system.
 *
 * @author Ryan Weaver <ryan@symfonycasts.com>
 */
final class MappedAsset
{
    public readonly string $sourcePath;
    public readonly string $publicPath;
    public readonly string $publicPathWithoutDigest;
    public readonly string $publicExtension;

    /**
     * The final content of this asset if different from the sourcePath.
     *
     * If null, the content should be read from the sourcePath.
     */
    public readonly ?string $content;

    public readonly string $digest;
    public readonly bool $isPredigested;
    public readonly bool $isVendor;

    /**
     * Assets whose content affects the content of this asset.
     *
     * @var MappedAsset[]
     */
    private array $dependencies = [];

    /**
     * @var string[]
     */
    private array $fileDependencies = [];

    /**
     * @var JavaScriptImport[]
     */
    private array $javaScriptImports = [];

    /**
     * @param MappedAsset[] $dependencies     assets that the content of this asset depends on
     * @param string[]      $fileDependencies files that the content of this asset depends on
     */
    public function __construct(
        public readonly string $logicalPath,
        ?string $sourcePath = null,
        ?string $publicPathWithoutDigest = null,
        ?string $publicPath = null,
        ?string $content = null,
        ?string $digest = null,
        ?bool $isPredigested = null,
        bool $isVendor = false,
        array $dependencies = [],
        array $fileDependencies = [],
        array $javaScriptImports = [],
    ) {
        if (null !== $sourcePath) {
            $this->sourcePath = $sourcePath;
        }
        if (null !== $publicPath) {
            $this->publicPath = $publicPath;
        }
        if (null !== $publicPathWithoutDigest) {
            $this->publicPathWithoutDigest = $publicPathWithoutDigest;
            $this->publicExtension = pathinfo($publicPathWithoutDigest, \PATHINFO_EXTENSION);
        }
        $this->content = $content;
        if (null !== $digest) {
            $this->digest = $digest;
        }
        if (null !== $isPredigested) {
            $this->isPredigested = $isPredigested;
        }
        $this->isVendor = $isVendor;
        $this->dependencies = $dependencies;
        $this->fileDependencies = $fileDependencies;
        $this->javaScriptImports = $javaScriptImports;
    }

    /**
     * Assets that the content of this asset depends on - for internal caching.
     *
     * @return MappedAsset[]
     */
    public function getDependencies(): array
    {
        return $this->dependencies;
    }

    public function addDependency(self $asset): void
    {
        $this->dependencies[] = $asset;
    }

    /**
     * @return string[]
     */
    public function getFileDependencies(): array
    {
        return $this->fileDependencies;
    }

    public function addFileDependency(string $sourcePath): void
    {
        $this->fileDependencies[] = $sourcePath;
    }

    /**
     * @return JavaScriptImport[]
     */
    public function getJavaScriptImports(): array
    {
        return $this->javaScriptImports;
    }

    public function addJavaScriptImport(JavaScriptImport $import): void
    {
        $this->javaScriptImports[] = $import;
    }
}