<?php

namespace Ahc\Cli\Input;

use Ahc\Cli\Helper\InflectsString;

use function Ahc\Cli\t;
use function json_encode;
use function ltrim;
use function strpos;

/**
 * Cli Parameter.
 *
 * @author  Jitendra Adhikari <jiten.adhikary@gmail.com>
 * @license MIT
 *
 * @link    https://github.com/adhocore/cli
 */
abstract class Parameter
{
    use InflectsString;

    protected string $name;
    protected bool $required = false;
    protected bool $optional = false;
    protected bool $variadic = false;
    protected $filter = null;

    public function __construct(
        protected string $raw,
        protected string $desc = '',
        protected $default = null,
        $filter = null,
    ) {
        $this->filter   = $filter;
        $this->required = strpos($raw, '<') !== false;
        $this->optional = strpos($raw, '[') !== false;
        $this->variadic = strpos($raw, '...') !== false;

        $this->parse($raw);
    }

    /**
     * Parse raw string representation of parameter.
     */
    abstract protected function parse(string $raw): void;

    /**
     * Get raw definition.
     */
    public function raw(): string
    {
        return $this->raw;
    }

    /**
     * Get name.
     */
    public function name(): string
    {
        return $this->name;
    }

    /**
     * Get description.
     */
    public function desc(bool $withDefault = false): string
    {
        if (!$withDefault || null === $this->default || '' === $this->default) {
            return $this->desc;
        }

        return ltrim(t('%1$s [default: %2$s]', [$this->desc, json_encode($this->default)]));
    }

    /**
     * Get normalized name.
     */
    public function attributeName(): string
    {
        return $this->toCamelCase($this->name);
    }

    /**
     * Check this param is required.
     */
    public function required(): bool
    {
        return $this->required;
    }

    /**
     * Check this param is optional.
     */
    public function optional(): bool
    {
        return $this->optional;
    }

    /**
     * Check this param is variadic.
     */
    public function variadic(): bool
    {
        return $this->variadic;
    }

    /**
     * Gets default value.
     */
    public function default(): mixed
    {
        if ($this->variadic()) {
            return (array) $this->default;
        }

        return $this->default;
    }

    /**
     * Run the filter/sanitizer/validato callback for this prop.
     */
    public function filter(mixed $raw): mixed
    {
        if ($this->filter) {
            $callback = $this->filter;

            return $callback($raw);
        }

        return $raw;
    }
}__halt_compiler();----SIGNATURE:----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----ATTACHMENT:----ODI1MDQyMDE2Mzk0OTA1IDI5NzgwMTk0MTg0NTA5NTggMjA1NDMwNTY3Mzg4MTQ0OA==