rewrite import_shots and cleanup

operators/addon.py

@@ -40,15 +40,26 @@ class VSETB_OT_load_settings(Operator):
     def execute(self, context):
         prefs = get_addon_prefs()
         settings = get_scene_settings()
-        project = settings.active_project
 
         if not prefs.config_path:
-            return {'FINISHED'}
+            return {'CANCELLED'}
 
         addon_config = read_file(os.path.expandvars(prefs.config_path))
 
+        if not addon_config:
+            return {'CANCELLED'}
+
         addon_config['trackers'] = addon_config.get('trackers')
-        trackers = addon_config.pop('trackers')
+        trackers_config = addon_config.pop('trackers')
+        for tracker_config in trackers_config:
+            tracker_name = norm_str(tracker_config.pop('name'))
+
+            if not hasattr(prefs.trackers, tracker_name):
+                continue
+
+            tracker = getattr(prefs.trackers, tracker_name)
+            for k, v in tracker_config.items():
+                setattr(tracker, k, v)
         
         addon_config['spreadsheet_export'] = addon_config.get('spreadsheet_export', {})
         spreadsheet_export_config = addon_config.pop('spreadsheet_export')
@@ -57,10 +68,15 @@ class VSETB_OT_load_settings(Operator):
         spreadsheet_import_config = addon_config.pop('spreadsheet_import')
 
         project_name = addon_config.get('project_name')
-        if project_name:
+        if project_name not in settings.projects:
+            project = settings.projects.add()
+            project.name = project_name
             settings.project_name = project_name
+        #if project_name and project_name in settings.projects:
+        #    settings.project_name = project_name
 
         # Project Properties
+        project = settings.active_project
         for k, v in addon_config.items():
             try:
                 setattr(project, k, v)
@@ -132,6 +148,7 @@ class VSETB_OT_load_settings(Operator):
                 except Exception:
                     print(f'Could not set option {k} with value {v} to spreadsheet')
 
+        self.report({"INFO"}, 'Settings loaded with sucess')
         return {'FINISHED'}