fix(Core,Spanner): resolve PHP 8.5 deprecation warnings

Author: cy-yun

Core/src/LongRunning/LongRunningClientConnection.php

@@ -45,7 +45,11 @@ public function __construct(
      */
     public function get(array $args): array
     {
-        $operationResponse = $this->gapicClient->resumeOperation($args['name']);
+        if (isset($args['method'])) {
+            $operationResponse = $this->gapicClient->resumeOperation($args['name'], $args['method']);
+        } else {
+            $operationResponse = $this->gapicClient->resumeOperation($args['name']);
+        }
 
         return $this->operationResponseToArray($operationResponse);
     }
@@ -56,10 +60,11 @@ public function get(array $args): array
      */
     public function cancel(array $args): array
     {
-        $operationResponse = $this->gapicClient->resumeOperation(
-            $args['name'],
-            $args['method'] ?? null
-        );
+        if (isset($args['method'])) {
+            $operationResponse = $this->gapicClient->resumeOperation($args['name'], $args['method']);
+        } else {
+            $operationResponse = $this->gapicClient->resumeOperation($args['name']);
+        }
         $operationResponse->cancel();
 
         return $this->operationResponseToArray($operationResponse);
@@ -71,10 +76,11 @@ public function cancel(array $args): array
      */
     public function delete(array $args): array
     {
-        $operationResponse = $this->gapicClient->resumeOperation(
-            $args['name'],
-            $args['method'] ?? null
-        );
+        if (isset($args['method'])) {
+            $operationResponse = $this->gapicClient->resumeOperation($args['name'], $args['method']);
+        } else {
+            $operationResponse = $this->gapicClient->resumeOperation($args['name']);
+        }
         $operationResponse->cancel();
 
         return $this->operationResponseToArray($operationResponse);

Spanner/src/Admin/Database/V1/Client/DatabaseAdminClient.php

@@ -202,7 +202,7 @@ public function getOperationsClient()
      */
     public function resumeOperation($operationName, $methodName = null)
     {
-        $options = $this->descriptors[$methodName]['longRunning'] ?? [];
+        $options = isset($methodName) ? ($this->descriptors[$methodName]['longRunning'] ?? []) : [];
         $operation = new OperationResponse($operationName, $this->getOperationsClient(), $options);
         $operation->reload();
         return $operation;

Spanner/src/Admin/Instance/V1/Client/InstanceAdminClient.php

@@ -203,7 +203,7 @@ public function getOperationsClient()
      */
     public function resumeOperation($operationName, $methodName = null)
     {
-        $options = $this->descriptors[$methodName]['longRunning'] ?? [];
+        $options = isset($methodName) ? ($this->descriptors[$methodName]['longRunning'] ?? []) : [];
         $operation = new OperationResponse($operationName, $this->getOperationsClient(), $options);
         $operation->reload();
         return $operation;

Spanner/src/ValueMapper.php

@@ -561,7 +561,7 @@ private function structParam(StructValue|array|null $value, StructType $type): a
             }
         } elseif ($value instanceof StructValue) {
             foreach ($value->values() as $idx => $val) {
-                $name = (string) $val['name'];
+                $name = (string) ($val['name'] ?? '');
                 $valValue = $val['value'];
 
                 if (!isset($values[$name])) {
@@ -580,7 +580,7 @@ private function structParam(StructValue|array|null $value, StructType $type): a
         $fields = [];
         $names = [];
         foreach ($typeFields as $typeIndex => $paramType) {
-            $fieldName = (string) $paramType['name'];
+            $fieldName = (string) ($paramType['name'] ?? '');
 
             // Count the number of times the field name has been encountered thus far.
             // This lets us pick the correct index for duplicate fields.