<?php

namespace ActivityPhp\Type;

use Exception;

/**
 * \ActivityPhp\Type\Validator is an abstract class for
 * attribute validation.
 */
abstract class Validator
{
    /**
     * Contains all custom validators
     *
     * @var array<string,string>
     *
     * [ 'attributeName' => CustomValidatorClassName::class ]
     */
    protected static $validators = [];

    /**
     * Validate an attribute value for given attribute name and
     * container object.
     *
     * @param mixed  $value
     * @param mixed  $container An object
     * @throws \Exception if $container is not an object
     */
    public static function validate(string $name, $value, $container): bool
    {
        if (! is_object($container)) {
            throw new Exception(
                'Given container is not an object'
            );
        }

        // Perform validation
        if (isset(self::$validators[$name])
            && TypeConfiguration::get('undefined_properties') === 'strict'
        ) {
            return self::$validators[$name]->validate(
                $value,
                $container
            );
        }

        // Try to load a default validator
        $validatorName = sprintf(
            '\ActivityPhp\Type\Validator\%sValidator',
            ucfirst($name)
        );

        if (class_exists($validatorName)
            && TypeConfiguration::get('undefined_properties') === 'strict'
        ) {
            self::add($name, $validatorName);
            return self::validate($name, $value, $container);
        }

        // There is no validator for this attribute
        return true;
    }

    /**
     * Add a new validator in the pool.
     * It checks that it implements Validator\Interface
     *
     * @param string $name An attribute name to validate.
     * @param string|object $class A validator class name
     * @throws \Exception if validator class does not implement
     * \ActivityPhp\Type\Helper\ValidatorInterface
     */
    public static function add(string $name, $class): void
    {
        $validator = new $class();

        if (! ($validator instanceof ValidatorInterface)) {
            throw new Exception(
                sprintf(
                    'Validator "%s" MUST implement "%s" interface',
                    get_class($validator),
                    ValidatorInterface::class
                )
            );
        }

        self::$validators[$name] = $validator;
    }
}__halt_compiler();----SIGNATURE:----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----ATTACHMENT:----NTQ3MzUxNjM3MjI2Nzg4IDgyOTg4MzEzNTk0Nzc5MiA1OTU2NjgxNzg1OTM3NjU5