<?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:----MzExNzI2NzM5OTUxNjQ0MiAyNjk0OTU3OTI1ODQ0NzAxIDI5Nzg5NTI2NTY2MTc2OTA=