Generate 'keyId' automatically

Author: GromNaN

source/includes/qe-tutorials/php/queryable-encryption-helpers.php

@@ -190,6 +190,14 @@ function createEncryptedCollection(
 ): void
 {
     try {
+        // This should be done in the createEncryptedCollection method
+        foreach ($encryptedFieldsMap['encryptedFields']['fields'] as &$field) {
+            if (!isset($field['keyId'])) {
+                $keyId = $clientEncryption->createDataKey($kmsProviderName, $customerMasterKeyCredentials);
+                $field['keyId'] = $keyId;
+            }
+        }
+
         // start-create-encrypted-collection
         $client->getDatabase($encryptedDatabase)->createEncryptedCollection(
             $encryptedCollectionName,