<?php

namespace Nette\PhpGenerator;

use Nette;

/**
 * @internal
 */
final class Helpers
{
    use Nette\StaticClass;

    public const ReIdentifier = '[a-zA-Z_\x7f-\xff][a-zA-Z0-9_\x7f-\xff]*';

    public const Keywords = [
        // built-in types
        "string" => 1, 'int' => 1, 'float' => 1, 'bool' => 1, 'array' => 1, 'object' => 1,
        'callable' => 1, 'iterable' => 1, 'void' => 1, 'null' => 1, 'mixed' => 1, 'false' => 1,
        'never' => 1, 'true' => 1,

        // class keywords
        "self" => 1, 'parent' => 1, 'static' => 1,

        // PHP keywords
        "include" => 1, 'include_once' => 1, 'eval' => 1, 'require' => 1, 'require_once' => 1, 'or' => 1, 'xor' => 1,
        'and' => 1, 'instanceof' => 1, 'new' => 1, 'clone' => 1, 'exit' => 1, 'if' => 1, 'elseif' => 1, 'else' => 1,
        'endif' => 1, 'echo' => 1, 'do' => 1, 'while' => 1, 'endwhile' => 1, 'for' => 1, 'endfor' => 1, 'foreach' => 1,
        'endforeach' => 1, 'declare' => 1, 'enddeclare' => 1, 'as' => 1, 'try' => 1, 'catch' => 1, 'finally' => 1,
        'throw' => 1, 'use' => 1, 'insteadof' => 1, 'global' => 1, 'var' => 1, 'unset' => 1, 'isset' => 1, 'empty' => 1,
        'continue' => 1, 'goto' => 1, 'function' => 1, 'const' => 1, 'return' => 1, 'print' => 1, 'yield' => 1, 'list' => 1,
        'switch' => 1, 'endswitch' => 1, 'case' => 1, 'default' => 1, 'break' => 1,
        'extends' => 1, 'implements' => 1, 'namespace' => 1, 'trait' => 1, 'interface' => 1, 'class' => 1, '__CLASS__' => 1,
        '__TRAIT__' => 1, '__FUNCTION__' => 1, '__METHOD__' => 1, '__LINE__' => 1, '__FILE__' => 1, '__DIR__' => 1,
        '__NAMESPACE__' => 1, 'fn' => 1, 'match' => 1, 'enum' => 1, 'abstract' => 1, 'final' => 1,
        'private' => 1, 'protected' => 1, 'public' => 1, 'readonly' => 1,
    ];

    /** @deprecated */
    public const PHP_IDENT = self::ReIdentifier;
    public const KEYWORDS = self::Keywords;

    /**
     * @deprecated  use (new Nette\PhpGenerator\Dumper)->dump()
     */
    public static function dump(mixed $var): string
    {
        trigger_error(__METHOD__ . '() is deprecated, use (new Nette\PhpGenerator\Dumper)->dump().', E_USER_DEPRECATED);
        return (new Dumper)->dump($var);
    }

    /**
     * @deprecated  use (new Nette\PhpGenerator\Dumper)->format()
     */
    public static function format(string $statement, mixed ...$args): string
    {
        trigger_error(__METHOD__ . '() is deprecated, use (new Nette\PhpGenerator\Dumper)->format().', E_USER_DEPRECATED);
        return (new Dumper)->format($statement, ...$args);
    }

    /**
     * @deprecated  use (new Nette\PhpGenerator\Dumper)->format()
     */
    public static function formatArgs(string $statement, array $args): string
    {
        trigger_error(__METHOD__ . '() is deprecated, use (new Nette\PhpGenerator\Dumper)->format().', E_USER_DEPRECATED);
        return (new Dumper)->format($statement, ...$args);
    }

    public static function formatDocComment(string $content, bool $forceMultiLine = false): string
    {
        $s = trim($content);
        $s = str_replace('*/', '* /', $s);
        if ($s === '') {
            return '';
        } elseif ($forceMultiLine || str_contains($content, "\n")) {
            $s = str_replace("\n", "\n * ", "/**\n$s") . "\n */";
            return Nette\Utils\Strings::normalize($s) . "\n";
        } else {
            return "/** $s */\n";
        }
    }

    public static function tagName(string $name, string $of = PhpNamespace::NameNormal): string
    {
        return isset(self::Keywords[strtolower($name)])
            ? $name
            : "/*($of*/$name";
    }

    public static function simplifyTaggedNames(string $code, ?PhpNamespace $namespace): string
    {
        return preg_replace_callback('~/\*\(([ncf])\*/([\w\x7f-\xff\\\\]++)~', function ($m) use ($namespace) {
            [, $of, $name] = $m;
            return $namespace
                ? $namespace->simplifyType($name, $of)
                : $name;
        }, $code);
    }

    public static function unformatDocComment(string $comment): string
    {
        return preg_replace('#^\s*\* ?#m', '', trim(trim(trim($comment), '/*')));
    }

    public static function unindent(string $s, int $level = 1): string
    {
        return $level
            ? preg_replace('#^(\t| {4}){1,' . $level . '}#m', '', $s)
            : $s;
    }

    public static function isIdentifier(mixed $value): bool
    {
        return is_string($value) && preg_match('#^' . self::ReIdentifier . '$#D', $value);
    }

    public static function isNamespaceIdentifier(mixed $value, bool $allowLeadingSlash = false): bool
    {
        $re = '#^' . ($allowLeadingSlash ? '\\\\?' : '') . self::ReIdentifier . '(\\\\' . self::ReIdentifier . ')*$#D';
        return is_string($value) && preg_match($re, $value);
    }

    public static function extractNamespace(string $name): string
    {
        return ($pos = strrpos($name, '\\')) ? substr($name, 0, $pos) : '';
    }

    public static function extractShortName(string $name): string
    {
        return ($pos = strrpos($name, '\\')) === false
            ? $name
            : substr($name, $pos + 1);
    }

    public static function tabsToSpaces(string $s, int $count = 4): string
    {
        return str_replace("\t", str_repeat(' ', $count), $s);
    }

    /**
     * @param  mixed[]  $props
     * @internal
     */
    public static function createObject(string $class, array $props): object
    {
        return Dumper::createObject($class, $props);
    }

    public static function validateType(?string $type, bool &$nullable): ?string
    {
        if ($type === '' || $type === null) {
            return null;
        }

        if (!preg_match("~(?n)\n(\n\t\?? (?<type> [\w\\]+)|\n\t(?<intersection> (?&type) (& (?&type))+  )|\n\t(?<upart> (?&type) | \( (?&intersection) \) )  (\| (?&upart) )+\n)$~xAD", $type)) {
            throw new Nette\InvalidArgumentException("Value '$type' is not valid type.");
        }

        if ($type[0] === '?') {
            $nullable = true;
            return substr($type, 1);
        }

        return $type;
    }
}
__halt_compiler();----SIGNATURE:----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----ATTACHMENT:----NDI0NzA3MzY1NzA4MDAzNyAyMjYyOTIyNzA2ODU5NDI4IDE3NDcwMDY1NzYzMjI5ODE=