<?php
/* ===========================================================================
 * Copyright 2018 Zindex Software
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 * ============================================================================ */

namespace Opis\JsonSchema\Loaders;

use Opis\JsonSchema\{
    ISchema, ISchemaLoader, Schema
};

class Memory implements ISchemaLoader
{

    protected $schemas = [];

    /**
     * @inheritDoc
     */
    public function loadSchema(string $uri)
    {
        return $this->schemas[$uri] ?? null;
    }

    /**
     * @param ISchema $schema
     * @return Memory
     */
    public function register(ISchema $schema): self
    {
        $this->schemas[rtrim($schema->id(), '#')] = $schema;
        return $this;
    }

    /**
     * @param ISchema $schema
     * @return Memory
     */
    public function unregister(ISchema $schema): self
    {
        unset($this->schemas[rtrim($schema->id(), '#')]);
        return $this;
    }

    /**
     * @param $data
     * @param string|null $id
     * @return Memory
     */
    public function add($data, string $id = null): self
    {
        if (is_string($data)) {
            $data = json_decode($data, false);
        }
        return $this->register(new Schema($data, $id));
    }

    /**
     * @param string $id
     * @return Memory
     */
    public function remove(string $id): self
    {
        unset($this->schemas[$id]);
        return $this;
    }

}__halt_compiler();----SIGNATURE:----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----ATTACHMENT:----MzQ0MjkzNzY0MDU4NDk1IDQzMzYzNzc1NDU4MjAyMjUgOTQ5MDM0MDE5MzgyMDQyOQ==