1 | <?php |
||
10 | class CreateSubscription extends AbstractPlugin |
||
11 | { |
||
12 | use VerifyHttpStatusResponseCode; |
||
13 | |||
14 | const CREATE_SUBSCRIPTION_ENDPOINT = "/subscription"; |
||
15 | |||
16 | protected $baseUrl; |
||
17 | |||
18 | 2 | public function __construct(string $baseUrl) |
|
22 | |||
23 | 2 | public function getPluginAccessor(): string |
|
24 | { |
||
25 | 2 | return "createSubscription"; |
|
26 | } |
||
27 | |||
28 | 2 | public function handle( |
|
29 | string $customerIdentifier, |
||
30 | string $planCode, |
||
31 | string $customerAuth = "" |
||
32 | ) { |
||
33 | |||
34 | 2 | $response = $this->adapter->getHttpClient() |
|
|
|||
35 | 2 | ->post($this->baseUrl . self::CREATE_SUBSCRIPTION_ENDPOINT, [ |
|
36 | 2 | "body" => json_encode($this->makeBodyParams($customerIdentifier, $planCode, $customerAuth)) |
|
37 | ]); |
||
38 | |||
39 | 2 | $this->verifyResponse($response); |
|
40 | |||
41 | 1 | return json_decode($response->getBody(), true)["data"]; |
|
42 | } |
||
43 | |||
44 | 2 | protected function makeBodyParams( |
|
57 | } |
||
58 |
Let’s take a look at an example:
In the above example, the authenticate() method works fine as long as you just pass instances of MyUser. However, if you now also want to pass a different implementation of User which does not have a getDisplayName() method, the code will break.
Available Fixes
Change the type-hint for the parameter:
Add an additional type-check:
Add the method to the interface: