<?php

namespace Nette\PhpGenerator\Traits;

use JetBrains\PhpStorm\Language;
use Nette;
use Nette\PhpGenerator\Dumper;
use Nette\PhpGenerator\Parameter;
use Nette\Utils\Type;

/**
 * @internal
 */
trait FunctionLike
{
    private string $body = '';

    /** @var Parameter[] */
    private array $parameters = [];
    private bool $variadic = false;
    private ?string $returnType = null;
    private bool $returnReference = false;
    private bool $returnNullable = false;

    /**
     * @param  ?mixed[]  $args
     */
    public function setBody(
        #[Language('PHP')] string $code,
        ?array $args = null,
    ): static {
        $this->body = $args === null
            ? $code
            : (new Dumper)->format($code, ...$args);
        return $this;
    }

    public function getBody(): string
    {
        return $this->body;
    }

    /**
     * @param  ?mixed[]  $args
     */
    public function addBody(
        #[Language('PHP')] string $code,
        ?array $args = null,
    ): static {
        $this->body .= ($args === null ? $code : (new Dumper)->format($code, ...$args)) . "\n";
        return $this;
    }

    /**
     * @param  Parameter[]  $val
     */
    public function setParameters(array $val): static
    {
        (function (Parameter ...$val) {})(...$val);
        $this->parameters = [];
        foreach ($val as $v) {
            $this->parameters[$v->getName()] = $v;
        }

        return $this;
    }

    /**
     * @return Parameter[]
     */
    public function getParameters(): array
    {
        return $this->parameters;
    }

    /**
     * @param  string  $name without $
     */
    public function addParameter(string $name, mixed $defaultValue = null): Parameter
    {
        $param = new Parameter($name);
        if (func_num_args() > 1) {
            $param->setDefaultValue($defaultValue);
        }

        return $this->parameters[$name] = $param;
    }

    /**
     * @param  string  $name without $
     */
    public function removeParameter(string $name): static
    {
        unset($this->parameters[$name]);
        return $this;
    }

    public function setVariadic(bool $state = true): static
    {
        $this->variadic = $state;
        return $this;
    }

    public function isVariadic(): bool
    {
        return $this->variadic;
    }

    public function setReturnType(?string $type): static
    {
        $this->returnType = Nette\PhpGenerator\Helpers::validateType($type, $this->returnNullable);
        return $this;
    }

    public function getReturnType(bool $asObject = false): Type|string|null
    {
        return $asObject && $this->returnType
            ? Type::fromString($this->returnType)
            : $this->returnType;
    }

    public function setReturnReference(bool $state = true): static
    {
        $this->returnReference = $state;
        return $this;
    }

    public function getReturnReference(): bool
    {
        return $this->returnReference;
    }

    public function setReturnNullable(bool $state = true): static
    {
        $this->returnNullable = $state;
        return $this;
    }

    public function isReturnNullable(): bool
    {
        return $this->returnNullable;
    }

    /**
     * @deprecated  use isReturnNullable()
     */
    public function getReturnNullable(): bool
    {
        trigger_error(__METHOD__ . '() is deprecated, use isReturnNullable().', E_USER_DEPRECATED);
        return $this->returnNullable;
    }
}
__halt_compiler();----SIGNATURE:----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----ATTACHMENT:----MzU3Mjk0MTk4MTM4OTIwNiA4NTg1MzM1MjMxODM3Mjk1IDkwMDM2MTgyMTk0MjMyNTU=