<?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:----NzU2NDIwNzM1NjU4MDExNiA3ODA1OTE0MTgxMTAwMTg2IDgzMjc4MzU4NTExMjYyODM=