More error checking

src/API/Anilist/Model.php

@@ -125,7 +125,10 @@ final class Model
 	 */
 	public function createListItem(array $data, string $type = 'anime'): ?Request
 	{
-		$createData = [];
+		if ($data['mal_id'] === NULL)
+		{
+			return NULL;
+		}
 
 		$mediaId = $this->getMediaIdFromMalId($data['mal_id'], mb_strtoupper($type));
 
@@ -134,6 +137,8 @@ final class Model
 			return NULL;
 		}
 
+		$createData = [];
+
 		if ($type === 'ANIME')
 		{
 			$createData = [

src/API/Kitsu/Model.php

@@ -869,9 +869,14 @@ final class Model {
 	 * @return Request
 	 * @throws InvalidArgumentException
 	 */
-	public function createListItem(array $data): Request
+	public function createListItem(array $data): ?Request
 	{
 		$data['user_id'] = $this->getUserIdByUsername($this->getUsername());
+		if ($data['id'] === NULL)
+		{
+			return NULL;
+		}
+
 		return $this->listItem->create($data);
 	}
 

src/Command/SyncLists.php

@@ -26,6 +26,8 @@ use Aviat\AnimeClient\API\Anilist\Transformer\{
 	AnimeListTransformer as AALT,
 	MangaListTransformer as AMLT
 };
+use Aviat\AnimeClient\API\Anilist\Model as AnilistModel;
+use Aviat\AnimeClient\API\Kitsu\Model as KitsuModel;
 use Aviat\AnimeClient\API\Mapping\{AnimeWatchingStatus, MangaReadingStatus};
 use Aviat\AnimeClient\Types\FormItem;
 use Aviat\Ion\Di\Exception\ContainerException;
@@ -40,13 +42,13 @@ final class SyncLists extends BaseCommand {
 
 	/**
 	 * Model for making requests to Anilist API
-	 * @var \Aviat\AnimeClient\API\Anilist\Model
+	 * @var AnilistModel
 	 */
 	protected $anilistModel;
 
 	/**
 	 * Model for making requests to Kitsu API
-	 * @var \Aviat\AnimeClient\API\Kitsu\Model
+	 * @var KitsuModel
 	 */
 	protected $kitsuModel;
 
@@ -602,6 +604,12 @@ final class SyncLists extends BaseCommand {
 			}
 			else if ($action === 'create')
 			{
+				$maybeRequest = $this->kitsuModel->createListItem($item);
+				if ($maybeRequest === NULL)
+				{
+					$this->echoBox("Skipped creating Kitsu {$type} due to missing id ¯\_(ツ)_/¯");
+					continue;
+				}
 				$requester->addRequest($this->kitsuModel->createListItem($item));
 			}
 		}
@@ -682,7 +690,6 @@ final class SyncLists extends BaseCommand {
 
 			$responseData = Json::decode($response);
 
-			// $id = $itemsToUpdate[$key]['id'];
 			if ( ! array_key_exists('errors', $responseData))
 			{
 				$verb = ($action === 'update') ? 'updated' : 'created';

src/Types/AbstractType.php

@@ -63,9 +63,7 @@ abstract class AbstractType implements ArrayAccess, Countable {
 	 */
 	public function __isset($name): bool
 	{
-		// This returns the expected results because unset
-		// properties no longer exist on the class
-		return property_exists($this, $name);
+		return property_exists($this, $name) && isset($this->$name);
 	}
 
 	/**