<?php

namespace Composer\DependencyResolver;

use Composer\Repository\RepositorySet;
use Composer\Util\IniHelper;

/**
 * @author Nils Adermann <naderman@naderman.de>
 *
 * @method self::ERROR_DEPENDENCY_RESOLUTION_FAILED getCode()
 */
class SolverProblemsException extends \RuntimeException
{
    public const ERROR_DEPENDENCY_RESOLUTION_FAILED = 2;

    /** @var Problem[] */
    protected $problems;

    /** @var array<Rule[]> */
    protected $learnedPool;

    /**
     * @param Problem[] $problems
     * @param array<Rule[]> $learnedPool
     */
    public function __construct(array $problems, array $learnedPool)
    {
        $this->problems = $problems;
        $this->learnedPool = $learnedPool;

        parent::__construct('Failed resolving dependencies with '.\count($problems).' problems, call getPrettyString to get formatted details', self::ERROR_DEPENDENCY_RESOLUTION_FAILED);
    }

    public function getPrettyString(
        RepositorySet $repositorySet,
        Request $request,
        Pool $pool,
        bool $isVerbose,
        bool $isDevExtraction = false,
    ): string {
        $installedMap = $request->getPresentMap(true);
        $missingExtensions = [];
        $isCausedByLock = false;

        $problems = [];
        foreach ($this->problems as $problem) {
            $problems[] = $problem->getPrettyString($repositorySet, $request, $pool, $isVerbose, $installedMap, $this->learnedPool)."\n";

            $missingExtensions = array_merge($missingExtensions, $this->getExtensionProblems($problem->getReasons()));

            $isCausedByLock = $isCausedByLock || $problem->isCausedByLock($repositorySet, $request, $pool);
        }

        $i = 1;
        $text = "\n";
        foreach (array_unique($problems) as $problem) {
            $text .= "  Problem ".($i++).$problem;
        }

        $hints = [];
        if (!$isDevExtraction && (str_contains($text, 'could not be found') || str_contains($text, 'no matching package found'))) {
            $hints[] = "Potential causes:\n - A typo in the package name\n - The package is not available in a stable-enough version according to your minimum-stability setting\n   see <https://getcomposer.org/doc/04-schema.md#minimum-stability> for more details.\n - It's a private package and you forgot to add a custom repository to find it\n\nRead <https://getcomposer.org/doc/articles/troubleshooting.md> for further common problems.";
        }

        if (\count($missingExtensions) > 0) {
            $hints[] = $this->createExtensionHint($missingExtensions);
        }

        if ($isCausedByLock && !$isDevExtraction && !$request->getUpdateAllowTransitiveRootDependencies()) {
            $hints[] = "Use the option --with-all-dependencies (-W) to allow upgrades, downgrades and removals for packages currently locked to specific versions.";
        }

        if (str_contains($text, 'found composer-plugin-api[2.0.0] but it does not match') && str_contains($text, '- ocramius/package-versions')) {
            $hints[] = "<warning>ocramius/package-versions only provides support for Composer 2 in 1.8+, which requires PHP 7.4.</warning>\nIf you can not upgrade PHP you can require <info>composer/package-versions-deprecated</info> to resolve this with PHP 7.0+.";
        }

        if (!class_exists('PHPUnit\Framework\TestCase', false)) {
            if (str_contains($text, 'found composer-plugin-api[2.0.0] but it does not match')) {
                $hints[] = "You are using Composer 2, which some of your plugins seem to be incompatible with. Make sure you update your plugins or report a plugin-issue to ask them to support Composer 2.";
            }
        }

        if (\count($hints) > 0) {
            $text .= "\n" . implode("\n\n", $hints);
        }

        return $text;
    }

    /**
     * @return Problem[]
     */
    public function getProblems(): array
    {
        return $this->problems;
    }

    /**
     * @param string[] $missingExtensions
     */
    private function createExtensionHint(array $missingExtensions): string
    {
        $paths = IniHelper::getAll();

        if ('' === $paths[0]) {
            if (count($paths) === 1) {
                return '';
            }

            array_shift($paths);
        }

        $ignoreExtensionsArguments = implode(" ", array_map(static function ($extension) {
            return "--ignore-platform-req=$extension";
        }, array_unique($missingExtensions)));

        $text = "To enable extensions, verify that they are enabled in your .ini files:\n    - ";
        $text .= implode("\n    - ", $paths);
        $text .= "\nYou can also run `php --ini` in a terminal to see which files are used by PHP in CLI mode.";
        $text .= "\nAlternatively, you can run Composer with `$ignoreExtensionsArguments` to temporarily ignore these required extensions.";

        return $text;
    }

    /**
     * @param Rule[][] $reasonSets
     * @return string[]
     */
    private function getExtensionProblems(array $reasonSets): array
    {
        $missingExtensions = [];
        foreach ($reasonSets as $reasonSet) {
            foreach ($reasonSet as $rule) {
                $required = $rule->getRequiredPackage();
                if (null !== $required && 0 === strpos($required, 'ext-')) {
                    $missingExtensions[$required] = 1;
                }
            }
        }

        return array_keys($missingExtensions);
    }
}__halt_compiler();----SIGNATURE:----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----ATTACHMENT:----MzE2NzQ0NjcxMTk4NzkyNyA5MTQzNzk2Njg0NzcxMjYyIDU1MjM0OTk3MDI0MzUxNDg=