job_status: fix metadata not updating after printer switch fixes #1301

ks_includes/files.py

@@ -47,7 +47,7 @@ class KlippyFiles:
                             os.path.dirname(params['filename']),
                             thumbnail['relative_path']
                         )
-            self.run_callbacks("update_metadata", result["result"])
+            self._screen.process_update("notify_metadata_update", params)
 
     def add_file(self, item):
         if 'path' not in item:

panels/job_status.py

@@ -337,7 +337,6 @@ class Panel(ScreenPanel):
         if self.flow_timeout is not None:
             GLib.source_remove(self.flow_timeout)
             self.flow_timeout = None
-        self._files.remove_callback(self._callback_metadata)
 
     def create_buttons(self):
 
@@ -454,12 +453,6 @@ class Panel(ScreenPanel):
         for arg in args:
             self.buttons[arg].set_sensitive(False)
 
-    def _callback_metadata(self, action, item):
-        if action == "update_metadata" and self.filename in item:
-            logging.info("Callback complete")
-            self.update_file_metadata()
-            self._files.remove_callback(self._callback_metadata)
-
     def new_print(self):
         self._screen.close_screensaver()
         if "virtual_sdcard" in self._printer.data:
@@ -476,6 +469,8 @@ class Panel(ScreenPanel):
             elif "action:resumed" in data:
                 self.set_state("printing")
             return
+        elif action == "notify_metadata_update" and data['filename'] == self.filename:
+            self.update_file_metadata()
         elif action != "notify_status_update":
             return
 
@@ -811,6 +806,5 @@ class Panel(ScreenPanel):
                 self.labels['filament_total'].set_label(f"{float(self.file_metadata['filament_total']) / 1000:.1f} m")
         else:
             logging.debug("Cannot find file metadata. Listening for updated metadata")
-            self._screen.files.add_callback(self._callback_metadata)
             self._files.request_metadata(self.filename)
         self.show_file_thumbnail()

panels/print.py

@@ -385,9 +385,7 @@ class Panel(ScreenPanel):
 
     def _callback(self, action, item):
         logging.info(f"{action}: {item}")
-        if action == "update_metadata":
-            return
-        elif action in {"create_dir", "create_file"}:
+        if action in {"create_dir", "create_file"}:
             self.add_item_from_callback(action, item)
         elif action == "delete_file":
             self.delete_from_list(item["path"])