resolved the psalm errors

Author: shailesh-google

composer.json

@@ -47,7 +47,7 @@
         "phpunit/phpunit": "^9.6",
         "sebastian/comparator": "^4.0.5",
         "symfony/cache": "^6.4.9",
-        "vimeo/psalm": "^5.20"
+        "vimeo/psalm": "^6.14.0"
     },
     "autoload": {
         "psr-4": {

psalm.xml.dist

@@ -54,6 +54,18 @@
         <DeprecatedInterface errorLevel="info" />
 
         <RiskyTruthyFalsyComparison errorLevel="info" />
+
+        <MissingOverrideAttribute errorLevel="info" />
+        <PossiblyUnusedMethod errorLevel="info" />
+        <PossiblyUnusedReturnValue errorLevel="info" />
+        <PossiblyUnusedParam errorLevel="info" />
+        <UnusedProperty errorLevel="info" />
+        <UnusedClass errorLevel="info" />
+        <UnusedVariable errorLevel="info" />
+        <UnusedDocblockParam errorLevel="info" />
+        <UnnecessaryVarAnnotation errorLevel="info" />
+        <PossiblyUnusedProperty errorLevel="info" />
+        <UnusedParam errorLevel="info" />
 
     </issueHandlers>
 </psalm>

src/Api/ApigeeX/Controller/AcceptedRatePlanController.php

@@ -89,7 +89,7 @@ public function acceptRatePlan(RatePlanInterface $ratePlan): AcceptedRatePlanInt
 
         $tmp = json_decode($payload, true);
 
-        $payload = json_encode($tmp);
+        $payload = (string) json_encode($tmp);
 
         $response = $this->client->post($this->getBaseEndpointUri(), $payload);
         $this->getEntitySerializer()->setPropertiesFromResponse($response, $acceptedRatePlan);

src/Api/ApigeeX/Controller/ApiProductController.php

@@ -30,7 +30,7 @@
 use Apigee\Edge\Serializer\EntitySerializerInterface;
 use Psr\Http\Message\UriInterface;
 
-class ApiProductController extends OrganizationAwareEntityController implements ApiProductControllerInterface
+final class ApiProductController extends OrganizationAwareEntityController implements ApiProductControllerInterface
 {
     use EntityCreateOperationControllerTrait;
     use EntityDeleteOperationControllerTrait;
@@ -134,7 +134,7 @@ private function getEligibleProducts(string $type, string $entityId): array
             }
         }
 
-        $current_ms = substr((string) (microtime(true) * 1000), 0);
+        $current_ms = substr((string) ((int) (microtime(true) * 1000.0)), 0);
 
         foreach ($this->getAvailablexApiProducts($type, $entityId, true) as $item) {
             // Create a new rate plan controller.

src/Api/ApigeeX/Controller/AppController.php

@@ -32,7 +32,7 @@
 /**
  * Class AppController.
  */
-class AppController extends PaginatedEntityController implements AppControllerInterface
+final class AppController extends PaginatedEntityController implements AppControllerInterface
 {
     use EntityListingControllerTrait;
     use PaginationHelperTrait {

src/Api/ApigeeX/Controller/AppGroupAppController.php

@@ -30,7 +30,7 @@
 /**
  * Class AppGroupAppController.
  */
-class AppGroupAppController extends AppByOwnerController implements AppGroupAppControllerInterface
+final class AppGroupAppController extends AppByOwnerController implements AppGroupAppControllerInterface
 {
     use AppGroupAwareControllerTrait;
 

src/Api/ApigeeX/Controller/AppGroupAppCredentialController.php

@@ -27,7 +27,7 @@
 /**
  * Class AppGroupAppCredentialController.
  */
-class AppGroupAppCredentialController extends CompanyAppCredentialController
+final class AppGroupAppCredentialController extends CompanyAppCredentialController
 {
     /** @var string appgroup name. */
     protected $appGroup;

src/Api/ApigeeX/Controller/AppGroupController.php

@@ -33,7 +33,7 @@
 /**
  * Class AppGroupController.
  */
-class AppGroupController extends PaginatedEntityController implements AppGroupControllerInterface
+final class AppGroupController extends PaginatedEntityController implements AppGroupControllerInterface
 {
     use AttributesAwareEntityControllerTrait;
     use EntityCrudOperationsControllerTrait;

src/Api/ApigeeX/Controller/AppGroupMembersController.php

@@ -30,7 +30,7 @@
 /**
  * Allows to manage appgroup memberships.
  */
-class AppGroupMembersController extends AbstractController implements AppGroupMembersControllerInterface
+final class AppGroupMembersController extends AbstractController implements AppGroupMembersControllerInterface
 {
     use AppGroupAwareControllerTrait;
     use OrganizationAwareControllerTrait;

src/Api/ApigeeX/Controller/DeveloperAcceptedRatePlanController.php

@@ -25,7 +25,7 @@
 use Apigee\Edge\Serializer\EntitySerializerInterface;
 use Psr\Http\Message\UriInterface;
 
-class DeveloperAcceptedRatePlanController extends AcceptedRatePlanController
+final class DeveloperAcceptedRatePlanController extends AcceptedRatePlanController
 {
     /**
      * UUID or email address of a developer.