[FIX] web_dashboard_tile : previous improvment introduced a regression due to the domain [('hidden', '=', False)] because it call the _compute_data for all the tiles, even if we want to display the tiles of a single category.

web_dashboard_tile/models/tile_category.py

@@ -40,13 +40,16 @@ class TileCategory(models.Model):
 
     def _prepare_action(self):
         self.ensure_one()
+        # Do not write domain [('hidden', '=', False)]
+        # to avoid to call _compute_data on all tiles
+        # see tile_tile.search()
         return {
             'name': self.name,
             'res_model': 'tile.tile',
             'type': 'ir.actions.act_window',
             'view_mode': 'kanban',
+            'context': "{'no_hidden_tiles': True}",
             'domain': """[
-                ('hidden', '=', False),
                 '|', ('user_id', '=', False), ('user_id', '=', uid),
                 ('category_id', '=', {self.id})
             ]""".format(self=self),

web_dashboard_tile/models/tile_tile.py

@@ -185,6 +185,13 @@ class TileTile(models.Model):
 
     error = fields.Char(string="Error Details", compute="_compute_data")
 
+    def search(self, args, offset=0, limit=None, order=None, count=False):
+        res = super().search(args, offset=offset, limit=limit, order=order, count=count)
+        if self.env.context.get("no_hidden_tiles", False):
+            # late research on the hidden field.
+            return res.filtered(lambda x: not x.hidden)
+        return res
+
     # Compute Section
     @api.depends("primary_format", "secondary_format", "model_id", "domain")
     def _compute_data(self):