Updated model

packages/model/CHANGELOG.md

@@ -4,6 +4,7 @@
 
 * Updated README
 * Updated `id` to be `required`
+* Updated `idAsInt` to return `-1` instead of `null` for invalid id
 
 ## 3.0.1
 

packages/model/lib/angel3_model.dart

@@ -16,5 +16,5 @@ class Model {
   Model({required this.id, this.createdAt, this.updatedAt});
 
   /// Returns the [id], parsed as an [int].
-  int get idAsInt => int.tryParse(id) ?? 0;
+  int get idAsInt => int.tryParse(id) ?? -1;
 }