Limoncello\Application\Settings\CacheSettingsProvider

Complexity

Total Complexity

9

Size/Duplication

Total Lines	123
Duplicated Lines	0 %

Coupling/Cohesion

Components	1
Dependencies	4

Test Coverage

Coverage

100%

Importance

Changes

0

7 Methods

Rating	Name	Duplication	Size	Complexity
A	get()	0	13	3
A	getCoreData()	0	4	1
A	has()	0	6	1
A	isAmbiguous()	0	6	1
A	setInstanceSettings()	0	11	1
A	serialize()	0	9	1
A	unserialize()	0	9	1

<?php namespace Limoncello\Application\Settings;

/**
 * Copyright 2015-2017 info@neomerx.com
 *
 * 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.
 */

use Limoncello\Application\Contracts\Settings\CacheSettingsProviderInterface;
use Limoncello\Application\CoreSettings\CoreData;
use Limoncello\Application\Exceptions\AmbiguousSettingsException;
use Limoncello\Application\Exceptions\NotRegisteredSettingsException;

/**
 * @package Limoncello\Application
 */
class CacheSettingsProvider implements CacheSettingsProviderInterface
{
    /** Internal data index */
    const KEY_CORE_DATA = 0;

    /** Internal data index */
    const KEY_SETTINGS_MAP = self::KEY_CORE_DATA + 1;

    /** Internal data index */
    const KEY_SETTINGS_DATA = self::KEY_SETTINGS_MAP + 1;

    /** Internal data index */
    const KEY_AMBIGUOUS_MAP = self::KEY_SETTINGS_DATA + 1;

    /**
     * @var array
     */
    private $coreData = [];

    /**
     * @var array
     */
    private $settingsMap = [];

    /**
     * @var array
     */
    private $settingsData = [];

    /**
     * @var array
     */
    private $ambiguousMap = [];

    /**
     * @inheritdoc
     */
    public function get(string $className): array
    {
        if ($this->has($className) === false) {
            if (array_key_exists($className, $this->ambiguousMap) === true) {
                throw new AmbiguousSettingsException($className);
            }
            throw new NotRegisteredSettingsException($className);
        }

        $data = $this->settingsData[$this->settingsMap[$className]];

        return $data;
    }

    /**
     * @inheritdoc
     */
    public function getCoreData(): array
    {
        return $this->coreData;
    }

    /**
     * @inheritdoc
     */
    public function has(string $className): bool
    {
        $result = array_key_exists($className, $this->settingsMap);

        return $result;
    }

    /**
     * @inheritdoc
     */
    public function isAmbiguous(string $className): bool
    {
        $result = array_key_exists($className, $this->ambiguousMap);

        return $result;
    }

    /**
     * @param CoreData                 $coreData
     * @param InstanceSettingsProvider $provider
     *
     * @return CacheSettingsProvider
     */
    public function setInstanceSettings(CoreData $coreData, InstanceSettingsProvider $provider): CacheSettingsProvider
    {
        $this->unserialize([
            static::KEY_CORE_DATA     => $coreData->get(),
            static::KEY_SETTINGS_MAP  => $provider->getSettingsMap(),
            static::KEY_SETTINGS_DATA => $provider->getSettingsData(),
            static::KEY_AMBIGUOUS_MAP => $provider->getAmbiguousMap(),
        ]);

        return $this;
    }

    /**
     * @inheritdoc
     */
    public function serialize(): array
    {
        return [
            static::KEY_CORE_DATA     => $this->coreData,
            static::KEY_SETTINGS_MAP  => $this->settingsMap,
            static::KEY_SETTINGS_DATA => $this->settingsData,
            static::KEY_AMBIGUOUS_MAP => $this->ambiguousMap,
        ];
    }

    /**
     * @inheritdoc
     */
    public function unserialize(array $serialized): void
    {
        list (
            static::KEY_CORE_DATA => $this->coreData,
            static::KEY_SETTINGS_MAP => $this->settingsMap,
            static::KEY_SETTINGS_DATA => $this->settingsData,
            static::KEY_AMBIGUOUS_MAP => $this->ambiguousMap,
            ) = $serialized;
    }
}