scripts-blender/addons/blender_kitsu/props.py

@@ -232,6 +232,31 @@ class KITSU_property_group_scene(bpy.types.PropertyGroup):
 class KITSU_property_group_error(bpy.types.PropertyGroup):
     """"""
 
+    def check_frame_range(self):
+        """
+        Compare the current scene's frame range with that of the active shot on kitsu.
+        If there's a mismatch, set kitsu_error.frame_range -> True. This will enable
+        a warning in the Animation Tools Tab UI.
+        """
+        active_shot = cache.shot_active_get()
+        if not active_shot:
+            return True
+
+        if "3d_start" not in active_shot.data:
+            logger.warning(
+                "Failed to check frame range. Shot %s missing '3d_start' attribute on server",
+                active_shot.name,
+            )
+            return True
+        frame_in = int(active_shot.data["3d_start"])
+        frame_out = int(active_shot.data["3d_start"]) + int(active_shot.nb_frames) - 1
+        if (
+            frame_in == bpy.context.scene.frame_start
+            and frame_out == bpy.context.scene.frame_end
+        ):
+            return False
+        logger.warning("Current frame range is outdated!")
+        return True
 
     def check_kitsu_context(self):
         active_shot = cache.shot_active_get()
@@ -241,6 +266,8 @@ class KITSU_property_group_error(bpy.types.PropertyGroup):
         name="Frame Range Error",
         description="Indicates if the scene frame range does not match the one in Kitsu",
         default=False,
+        get=check_frame_range,
+        options=set(),
     )
     kitsu_context: bpy.props.BoolProperty(  # type: ignore
         name="Kitsu Context not Found",