<?php

namespace Modules\Admin\app\Rules;

use Closure;
use Illuminate\Contracts\Validation\ValidationRule;

class TimezoneOffsetRule implements ValidationRule
{
    public static function check($value)
    {
        $pattern = '/^[+-]\d{2}:\d{2}$/';
        return preg_match($pattern, $value) === 1;
    }

    static public function message(): string
    {
        return "Your timezone offset is incorrectly transmitted. Please format as follows: '+00:00', '+11:00'!";
    }

    /**
     * Run the validation rule.
     */
    public function validate(string $attribute, mixed $value, Closure $fail): void
    {
        if (!$this->check($value)) {
            $fail($this->message());
        }
    }
}