Add a unique id_resource property to the resources.

Signed-off-by: Gonzalo Odiard <gonzalo@laptop.org>

1 files changed, 5 insertions, 0 deletions

diff --git a/model.py b/model.py
index d8f8a92..04bbf9d 100644
--- a/model.py
+++ b/model.py
@@ -26,9 +26,14 @@ class GameModel:
                     'file_image' = ''
                     'file_text' = ''}
         """
+        self.data['last_resource_id'] = 0
 
         self.data['map_data'] = None
 
+    def get_new_resource_id(self):
+        self.data['last_resource_id'] = self.data['last_resource_id'] + 1
+        return self.data['last_resource_id']
+
     def write(self, file_name):
 
         instance_path = os.path.join(activity.get_activity_root(), 'instance')