BaseGateway::setClient() - Code Metrics - Inspection of "Support multi version #1." - vuongxuongminh/yii2-gateway-clients - Measure and Improve Code Quality continuously with Scrutinizer

Passed

Push — master ( ace113...127e66 )

by Vuong

created 2018-05-14 06:25 UTC

BaseGateway::setClient() A

↳ Parent: BaseGateway

Complexity

Conditions	2
Paths	2

Size

Total Lines	9
Code Lines	5

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	5
CRAP Score	2

Importance

Changes

Metric	Value
cc	2
eloc	5
nc	2
nop	2
dl	0
loc	9
ccs	5
cts	5
cp	1
crap	2
rs	9.6666
c	0
b	0
f	0

<?php
/**
 * @link https://github.com/vuongxuongminh/yii2-gatewayclients
 * @copyright Copyright (c) 2018 Vuong Xuong Minh
 * @license [New BSD License](http://www.opensource.org/licenses/bsd-license.php)
 */

namespace vxm\gatewayclients;

use Yii;
use ReflectionClass;

use yii\base\Component;
use yii\base\InvalidArgumentException;
use yii\base\InvalidConfigException;
use yii\base\NotSupportedException;
use yii\helpers\ArrayHelper;
use yii\httpclient\Client as HttpClient;


/**
 * Class BaseClient a base class that implements the [[GatewayInterface]].
 * It is an abstraction layer, implements classes will be add more properties to support create request to gateway server api.
 *
 * @property BaseClient $defaultClient Default client of gateway.
 * @property BaseClient $client Default client of gateway.
 * @property array|string[] $supportedVersions The list supported versions of gateway.
 *
 * @author Vuong Minh <[email protected]>
 * @since 1.0
 */
abstract class BaseGateway extends Component implements GatewayInterface
{

    /**
     * @event RequestEvent an event that is triggered at the beginning of request to gateway server api.
     */
    const EVENT_BEFORE_REQUEST = 'beforeRequest';

    /**
     * @event RequestEvent an event that is triggered at the end of requested to gateway server api.
     */
    const EVENT_AFTER_REQUEST = 'afterRequest';

    /**
     * @var array config use for setup properties of all request data to send to gateway server api. It called by [[request()]].
     * An extend class must be override it for config default request data class.
     */
    public $requestDataConfig = [];

    /**
     * @var array config use for setup properties of all response data get from gateway server api. It called by [[request()]].
     * An extend class must be override it for config default response data class.
     */
    public $responseDataConfig = [];

    /**
     * @var array config of client use for setup properties of the clients list.
     * An extend class must be override it for config default client class.
     */
    public $clientConfig = [];

    /**
     * The clients list.
     *
     * @var array|BaseClient[]
     */
    private $_clients = [];

    /**
     * @var string A currently version of gateway
     */
    private $_version;

    /**
     * @inheritdoc
     */
    public function getVersion(): string
    {
        if ($this->_version === null) {
            return $this->_version = $this->defaultVersion();
        } else {
            return $this->_version;
        }
    }

    /**
     * This method return list supported versions of gateway.
     *
     * @return array|string[] List supported versions.
     */
    public function getSupportedVersions(): array
    {
        return [$this->getVersion()];
    }

    /**
     * This method support set version of gateway.
     *
     * @param string $version of gateway
     * @return bool Return TRUE if version has been set.
     * @throws NotSupportedException
     */
    public function setVersion(string $version): bool
    {
        $supportedVersions = $this->getSupportedVersions();

        if (in_array($version, $supportedVersions, true)) {
            $this->_version = $version;

            return true;
        } else {
            throw new NotSupportedException("Version `$version` is not supported in " . __CLASS__ . "! Supported versions: " . implode(' - ', $supportedVersions));
        }
    }

    /**
     * This method return default version of gateway if `version` is not set.
     *
     * @return string
     */
    protected function defaultVersion(): string
    {
        return '1.0';
    }

    /**
     * @inheritdoc
     * @throws InvalidConfigException
     */
    public function getClients(): array
    {
        $clients = [];
        foreach ($this->_clients as $id => $client) {
            $clients[$id] = $this->getClient($id);
        }

        return $clients;
    }

    /**
     * @inheritdoc
     * @throws InvalidConfigException
     */
    public function setClients(array $clients): bool
    {
        foreach ($clients as $id => $client) {
            $this->setClient($id, $client);
        }

        return true;
    }

    /**
     * @inheritdoc
     * @throws InvalidConfigException|InvalidArgumentException
     */
    public function getClient($id = null): ClientInterface
    {
        if ($id === null) {
            return $this->getDefaultClient();
        } elseif ($this->hasClient($id)) {
            $client = $this->_clients[$id];

            if (is_string($client)) {
                $client = ['class' => $client];
            }

            if (is_array($client)) {
                $client = ArrayHelper::merge($this->clientConfig, $client);
            }

            if (!$client instanceof BaseClient) {
                $client = $this->_clients[$id] = Yii::createObject($client, [$this]);
            }

            return $client;
        } else {
            throw new InvalidArgumentException("An id client: `$id` not exist!");
        }
    }

    /**
     * @var BaseClient|ClientInterface The default client value.
     */
    private $_defaultClient;

    /**
     * @inheritdoc
     * @return BaseClient|ClientInterface
     * @throws InvalidConfigException
     */
    public function getDefaultClient(): ClientInterface
    {
        if ($this->_defaultClient === null) {
            if (!empty($this->_clients)) {
                $ids = array_keys($this->_clients);
                $id = array_pop($ids);

                return $this->_defaultClient = $this->getClient($id);
            } else {
                throw new InvalidConfigException('Can not detect default client from an empty client lists!');
            }
        } else {
            return $this->_defaultClient;
        }
    }

    /**
     * @inheritdoc
     * @throws InvalidConfigException
     */
    public function setClient($id, $client = null): bool
    {
        if ($client === null) {
            $this->setDefaultClient($id);
        } else {
            $this->_clients[$id] = $client;
        }

        return true;
    }

    /**
     * @inheritdoc
     * @throws InvalidConfigException
     */
    public function setDefaultClient($client): bool
    {
        array_push($this->_clients, $client);
        $this->_defaultClient = null;
        $this->getDefaultClient();

        return true;
    }

    /**
     * @inheritdoc
     */
    public function hasClient($id): bool
    {
        return array_key_exists($id, $this->_clients);
    }

    /**
     * @inheritdoc
     * @return ResponseData|DataInterface
     * @throws InvalidConfigException|InvalidArgumentException|\ReflectionException
     */
    public function request($command, array $data, $clientId = null): DataInterface
    {
        if (in_array($command, $this->requestCommands(), true)) {
            $client = $this->getClient($clientId);

            /**
             * @var RequestData $requestData
             * @var RequestEvent $event
             * @var ResponseData $responseData
             */

            $requestData = Yii::createObject($this->requestDataConfig, [$command, $data, $client]);
            $event = Yii::createObject([
                'class' => RequestEvent::class,
                'command' => $command,
                'client' => $client,
                'requestData' => $requestData
            ]);

            $this->beforeRequest($event);
            $httpClient = $this->getHttpClient();
            $data = $this->requestInternal($requestData, $httpClient);
            $responseData = Yii::createObject($this->responseDataConfig, [$command, $data, $client]);
            $event->responseData = $responseData;
            $this->afterRequest($event);
            Yii::debug(__CLASS__ . " requested sent with command: `$command` - version: " . $this->getVersion());

            return $responseData;
        } else {
            throw new InvalidArgumentException("Unknown request command `$command`");
        }
    }

    /**
     * An array store all request commands supported in gateway [[request()]].
     *
     * @see requestCommands
     * @var array
     */
    private $_requestCommands;

    /**
     * This method automatically detect request commands supported via constants name prefix with `RC_`.
     * `RC` meaning Request Command.
     *
     * @return array An array constants value have name prefix with `RC_`
     * @throws \ReflectionException
     */
    public function requestCommands(): array
    {
        if ($this->_requestCommands === null) {
            $reflection = new ReflectionClass($this);

            $commands = [];
            foreach ($reflection->getConstants() as $name => $value) {
                if (strpos($name, 'RC_') === 0) {
                    $commands[] = $value;
                }
            }

            return $this->_requestCommands = $commands;
        } else {
            return $this->_requestCommands;
        }
    }

    /**
     * This method is called at the beginning of requesting data to gateway server api.
     *
     * The default implementation will trigger an [[EVENT_BEFORE_REQUEST]] event.
     * When overriding this method, make sure you call the parent implementation like the following:
     *
     * ```php
     * public function beforeRequest(RequestEvent $event)
     * {
     *     // ...custom code here...
     *
     *     parent::beforeRequest($event);
     * }
     * ```
     *
     * @param RequestEvent $event an event will be trigger in this method.
     */
    public function beforeRequest(RequestEvent $event)
    {
        $this->trigger(self::EVENT_BEFORE_REQUEST, $event);
    }

    /**
     * @var HttpClient will be use to send request to gateway server api.
     */
    private $_httpClient;

    /**
     * This method is called in [[request()]] invoke client and use it make request send to gateway server api.
     *
     * @param bool $force
     * @return object|HttpClient
     * @throws InvalidConfigException
     */
    protected function getHttpClient(bool $force = false): HttpClient
    {
        if ($this->_httpClient === null || $force) {
            /** @var HttpClient $client */

            $client = $this->_httpClient = Yii::createObject(ArrayHelper::merge([
                'class' => HttpClient::class,
                'baseUrl' => $this->getBaseUrl()
            ], $this->getHttpClientConfig()));

            return $client;
        } else {
            return $this->_httpClient;
        }
    }

    /**
     * Returns the config for the HttpClient.
     * An implement class may override this method for add default headers, transport, options...
     *
     * @return array
     */
    protected function getHttpClientConfig(): array
    {
        return [];
    }

    /**
     * An internal method get and send customize data depend on gateway server api. This method called by [[request()]] .
     *
     * @param RequestData $requestData use to get data, command, client for prepare request to send.
     * @param HttpClient $httpClient use for make request to gateway server api.
     * @return array response requested data.
     */
    abstract protected function requestInternal(RequestData $requestData, HttpClient $httpClient): array;


    /**
     * This method is called at the end of requesting data to gateway server api.
     * The default implementation will trigger an [[EVENT_AFTER_REQUEST]] event.
     * When overriding this method, make sure you call the parent implementation at the end like the following:
     *
     * ```php
     * public function afterRequest(RequestEvent $event)
     * {
     *     // ...custom code here...
     *
     *     parent::afterRequest($event);
     * }
     * ```
     *
     * @param RequestEvent $event an event will be trigger in this method.
     */
    public function afterRequest(RequestEvent $event)
    {
        $this->trigger(self::EVENT_AFTER_REQUEST, $event);
    }

}


1		<?php
2		/**
3		* @link https://github.com/vuongxuongminh/yii2-gatewayclients
4		* @copyright Copyright (c) 2018 Vuong Xuong Minh
5		* @license [New BSD License](http://www.opensource.org/licenses/bsd-license.php)
6		*/
7
8		namespace vxm\gatewayclients;
9
10		use Yii;
11		use ReflectionClass;
12
13		use yii\base\Component;
14		use yii\base\InvalidArgumentException;
15		use yii\base\InvalidConfigException;
16		use yii\base\NotSupportedException;
17		use yii\helpers\ArrayHelper;
18		use yii\httpclient\Client as HttpClient;
19
20
21		/**
22		* Class BaseClient a base class that implements the [[GatewayInterface]].
23		* It is an abstraction layer, implements classes will be add more properties to support create request to gateway server api.
24		*
25		* @property BaseClient $defaultClient Default client of gateway.
26		* @property BaseClient $client Default client of gateway.
27		* @property array\|string[] $supportedVersions The list supported versions of gateway.
28		*
29		* @author Vuong Minh <[email protected]>
30		* @since 1.0
31		*/
32		abstract class BaseGateway extends Component implements GatewayInterface
33		{
34
35		/**
36		* @event RequestEvent an event that is triggered at the beginning of request to gateway server api.
37		*/
38		const EVENT_BEFORE_REQUEST = 'beforeRequest';
39
40		/**
41		* @event RequestEvent an event that is triggered at the end of requested to gateway server api.
42		*/
43		const EVENT_AFTER_REQUEST = 'afterRequest';
44
45		/**
46		* @var array config use for setup properties of all request data to send to gateway server api. It called by [[request()]].
47		* An extend class must be override it for config default request data class.
48		*/
49		public $requestDataConfig = [];
50
51		/**
52		* @var array config use for setup properties of all response data get from gateway server api. It called by [[request()]].
53		* An extend class must be override it for config default response data class.
54		*/
55		public $responseDataConfig = [];
56
57		/**
58		* @var array config of client use for setup properties of the clients list.
59		* An extend class must be override it for config default client class.
60		*/
61		public $clientConfig = [];
62
63		/**
64		* The clients list.
65		*
66		* @var array\|BaseClient[]
67		*/
68		private $_clients = [];
69
70		/**
71		* @var string A currently version of gateway
72		*/
73		private $_version;
74
75		/**
76		* @inheritdoc
77		*/
78	6	public function getVersion(): string
79		{
80	6	if ($this->_version === null) {
81	5	return $this->_version = $this->defaultVersion();
82		} else {
83	6	return $this->_version;
84		}
85		}
86
87		/**
88		* This method return list supported versions of gateway.
89		*
90		* @return array\|string[] List supported versions.
91		*/
92		public function getSupportedVersions(): array
93		{
94		return [$this->getVersion()];
95		}
96
97		/**
98		* This method support set version of gateway.
99		*
100		* @param string $version of gateway
101		* @return bool Return TRUE if version has been set.
102		* @throws NotSupportedException
103		*/
104	1	public function setVersion(string $version): bool
105		{
106	1	$supportedVersions = $this->getSupportedVersions();
107
108	1	if (in_array($version, $supportedVersions, true)) {
109	1	$this->_version = $version;
110
111	1	return true;
112		} else {
113	1	throw new NotSupportedException("Version `$version` is not supported in " . __CLASS__ . "! Supported versions: " . implode(' - ', $supportedVersions));
114		}
115		}
116
117		/**
118		* This method return default version of gateway if `version` is not set.
119		*
120		* @return string
121		*/
122		protected function defaultVersion(): string
123		{
124		return '1.0';
125		}
126
127		/**
128		* @inheritdoc
129		* @throws InvalidConfigException
130		*/
131		public function getClients(): array
132		{
133		$clients = [];
134		foreach ($this->_clients as $id => $client) {
135		$clients[$id] = $this->getClient($id);
136		}
137
138		return $clients;
139		}
140
141		/**
142		* @inheritdoc
143		* @throws InvalidConfigException
144		*/
145	2	public function setClients(array $clients): bool
146		{
147	2	foreach ($clients as $id => $client) {
148	2	$this->setClient($id, $client);
149		}
150
151	2	return true;
152		}
153
154		/**
155		* @inheritdoc
156		* @throws InvalidConfigException\|InvalidArgumentException
157		*/
158	14	public function getClient($id = null): ClientInterface
159		{
160	14	if ($id === null) {
161	12	return $this->getDefaultClient();
162	11	} elseif ($this->hasClient($id)) {
163	11	$client = $this->_clients[$id];
164
165	11	if (is_string($client)) {
166		$client = ['class' => $client];
167		}
168
169	11	if (is_array($client)) {
170	10	$client = ArrayHelper::merge($this->clientConfig, $client);
171		}
172
173	11	if (!$client instanceof BaseClient) {
174	10	$client = $this->_clients[$id] = Yii::createObject($client, [$this]);
175		}
176
177	11	return $client;
178		} else {
179		throw new InvalidArgumentException("An id client: `$id` not exist!");
180		}
181		}
182
183		/**
184		* @var BaseClient\|ClientInterface The default client value.
185		*/
186		private $_defaultClient;
187
188		/**
189		* @inheritdoc
190		* @return BaseClient\|ClientInterface
191		* @throws InvalidConfigException
192		*/
193	12	public function getDefaultClient(): ClientInterface
194		{
195	12	if ($this->_defaultClient === null) {
196	12	if (!empty($this->_clients)) {
197	9	$ids = array_keys($this->_clients);
198	9	$id = array_pop($ids);
199
200	9	return $this->_defaultClient = $this->getClient($id);
201		} else {
202	3	throw new InvalidConfigException('Can not detect default client from an empty client lists!');
203		}
204		} else {
205	9	return $this->_defaultClient;
206		}
207		}
208
209		/**
210		* @inheritdoc
211		* @throws InvalidConfigException
212		*/
213	11	public function setClient($id, $client = null): bool
214		{
215	11	if ($client === null) {
216	9	$this->setDefaultClient($id);
217		} else {
218	6	$this->_clients[$id] = $client;
219		}
220
221	11	return true;
222		}
223
224		/**
225		* @inheritdoc
226		* @throws InvalidConfigException
227		*/
228	9	public function setDefaultClient($client): bool
229		{
230	9	array_push($this->_clients, $client);
231	9	$this->_defaultClient = null;
232	9	$this->getDefaultClient();
233
234	9	return true;
235		}
236
237		/**
238		* @inheritdoc
239		*/
240	11	public function hasClient($id): bool
241		{
242	11	return array_key_exists($id, $this->_clients);
243		}
244
245		/**
246		* @inheritdoc
247		* @return ResponseData\|DataInterface
248		* @throws InvalidConfigException\|InvalidArgumentException\|\ReflectionException
249		*/
250	13	public function request($command, array $data, $clientId = null): DataInterface
251		{
252	13	if (in_array($command, $this->requestCommands(), true)) {
253	9	$client = $this->getClient($clientId);
254
255		/**
256		* @var RequestData $requestData
257		* @var RequestEvent $event
258		* @var ResponseData $responseData
259		*/
260
261	6	$requestData = Yii::createObject($this->requestDataConfig, [$command, $data, $client]);
262	6	$event = Yii::createObject([
263	6	'class' => RequestEvent::class,
264	6	'command' => $command,
265	6	'client' => $client,
266	6	'requestData' => $requestData
267		]);
268
269	6	$this->beforeRequest($event);
270	6	$httpClient = $this->getHttpClient();
271	6	$data = $this->requestInternal($requestData, $httpClient);
272	5	$responseData = Yii::createObject($this->responseDataConfig, [$command, $data, $client]);
273	5	$event->responseData = $responseData;
274	5	$this->afterRequest($event);
275	5	Yii::debug(__CLASS__ . " requested sent with command: `$command` - version: " . $this->getVersion());
276
277	5	return $responseData;
278		} else {
279	4	throw new InvalidArgumentException("Unknown request command `$command`");
280		}
281		}
282
283		/**
284		* An array store all request commands supported in gateway [[request()]].
285		*
286		* @see requestCommands
287		* @var array
288		*/
289		private $_requestCommands;
290
291		/**
292		* This method automatically detect request commands supported via constants name prefix with `RC_`.
293		* `RC` meaning Request Command.
294		*
295		* @return array An array constants value have name prefix with `RC_`
296		* @throws \ReflectionException
297		*/
298	13	public function requestCommands(): array
299		{
300	13	if ($this->_requestCommands === null) {
301	13	$reflection = new ReflectionClass($this);
302
303	13	$commands = [];
304	13	foreach ($reflection->getConstants() as $name => $value) {
305	13	if (strpos($name, 'RC_') === 0) {
306	13	$commands[] = $value;
307		}
308		}
309
310	13	return $this->_requestCommands = $commands;
311		} else {
312	5	return $this->_requestCommands;
313		}
314		}
315
316		/**
317		* This method is called at the beginning of requesting data to gateway server api.
318		*
319		* The default implementation will trigger an [[EVENT_BEFORE_REQUEST]] event.
320		* When overriding this method, make sure you call the parent implementation like the following:
321		*
322		* ```php
323		* public function beforeRequest(RequestEvent $event)
324		* {
325		* // ...custom code here...
326		*
327		* parent::beforeRequest($event);
328		* }
329		* ```
330		*
331		* @param RequestEvent $event an event will be trigger in this method.
332		*/
333	6	public function beforeRequest(RequestEvent $event)
334		{
335	6	$this->trigger(self::EVENT_BEFORE_REQUEST, $event);
336	6	}
337
338		/**
339		* @var HttpClient will be use to send request to gateway server api.
340		*/
341		private $_httpClient;
342
343		/**
344		* This method is called in [[request()]] invoke client and use it make request send to gateway server api.
345		*
346		* @param bool $force
347		* @return object\|HttpClient
348		* @throws InvalidConfigException
349		*/
350	6	protected function getHttpClient(bool $force = false): HttpClient
351		{
352	6	if ($this->_httpClient === null \|\| $force) {
353		/** @var HttpClient $client */
354
355	6	$client = $this->_httpClient = Yii::createObject(ArrayHelper::merge([
356	6	'class' => HttpClient::class,
357	6	'baseUrl' => $this->getBaseUrl()
358	6	], $this->getHttpClientConfig()));
359
360	6	return $client;
361		} else {
362	5	return $this->_httpClient;
363		}
364		}
365
366		/**
367		* Returns the config for the HttpClient.
368		* An implement class may override this method for add default headers, transport, options...
369		*
370		* @return array
371		*/
372	6	protected function getHttpClientConfig(): array
373		{
374	6	return [];
375		}
376
377		/**
378		* An internal method get and send customize data depend on gateway server api. This method called by [[request()]] .
379		*
380		* @param RequestData $requestData use to get data, command, client for prepare request to send.
381		* @param HttpClient $httpClient use for make request to gateway server api.
382		* @return array response requested data.
383		*/
384		abstract protected function requestInternal(RequestData $requestData, HttpClient $httpClient): array;
385
386
387		/**
388		* This method is called at the end of requesting data to gateway server api.
389		* The default implementation will trigger an [[EVENT_AFTER_REQUEST]] event.
390		* When overriding this method, make sure you call the parent implementation at the end like the following:
391		*
392		* ```php
393		* public function afterRequest(RequestEvent $event)
394		* {
395		* // ...custom code here...
396		*
397		* parent::afterRequest($event);
398		* }
399		* ```
400		*
401		* @param RequestEvent $event an event will be trigger in this method.
402		*/
403	5	public function afterRequest(RequestEvent $event)
404		{
405	5	$this->trigger(self::EVENT_AFTER_REQUEST, $event);
406	5	}
407
408		}
409

vuongxuongminh / yii2-gateway-clients

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BaseGateway::setClient() A

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