changed how thumbnails are received

client/ayon_core/pipeline/thumbnails.py

@@ -226,11 +226,26 @@ class _CacheItems:
     thumbnails_cache = ThumbnailsCache()
 
 
-def get_thumbnail_path(project_name, thumbnail_id):
+def get_thumbnail_path(
+    project_name: str,
+    entity_type: str,
+    entity_id: str,
+    thumbnail_id: str
+):
     """Get path to thumbnail image.
 
+    Thumbnail is cached by thumbnail id but is received using entity type and
+        entity id.
+
+    Notes:
+        Function 'get_thumbnail_by_id' can't be used because does not work
+            for artists. The endpoint can't validate artist permissions.
+
     Args:
         project_name (str): Project where thumbnail belongs to.
+        entity_type (str): Entity type "folder", "task", "version"
+            and "workfile".
+        entity_id (str): Entity id.
         thumbnail_id (Union[str, None]): Thumbnail id.
 
     Returns:
@@ -251,7 +266,7 @@ def get_thumbnail_path(project_name, thumbnail_id):
     #   'get_thumbnail_by_id' did not return output of
     #   'ServerAPI' method.
     con = ayon_api.get_server_api_connection()
-    result = con.get_thumbnail_by_id(project_name, thumbnail_id)
+    result = con.get_thumbnail(project_name, entity_type, entity_id)
 
     if result is not None and result.is_valid:
         return _CacheItems.thumbnails_cache.store_thumbnail(

client/ayon_core/tools/common_models/thumbnails.py

@@ -21,8 +21,50 @@ class ThumbnailsModel:
         self._folders_cache.reset()
         self._versions_cache.reset()
 
-    def get_thumbnail_path(self, project_name, thumbnail_id):
-        return self._get_thumbnail_path(project_name, thumbnail_id)
+    def get_thumbnail_paths(
+        self,
+        project_name,
+        entity_type,
+        entity_ids,
+    ):
+        thumbnail_paths = set()
+        if not project_name or not entity_type or not entity_ids:
+            return thumbnail_paths
+
+        thumbnail_id_by_entity_id = {}
+        if entity_type == "folder":
+            thumbnail_id_by_entity_id = self.get_folder_thumbnail_ids(
+                project_name, entity_ids
+            )
+
+        elif entity_type == "version":
+            thumbnail_id_by_entity_id = self.get_version_thumbnail_ids(
+                project_name, entity_ids
+            )
+
+        if not thumbnail_id_by_entity_id:
+            return thumbnail_paths
+
+        entity_ids_by_thumbnail_id = collections.defaultdict(set)
+        for entity_id, thumbnail_id in thumbnail_id_by_entity_id.items():
+            if not thumbnail_id:
+                continue
+            entity_ids_by_thumbnail_id[thumbnail_id].add(entity_id)
+
+        output = {
+            entity_id: None
+            for entity_id in entity_ids
+        }
+        for thumbnail_id, entity_ids in entity_ids_by_thumbnail_id.items():
+            thumbnail_path = self._get_thumbnail_path(
+                project_name, entity_type, next(iter(entity_ids)), thumbnail_id
+            )
+            if not thumbnail_path:
+                continue
+            for entity_id in entity_ids:
+                output[entity_id] = thumbnail_path
+
+        return output
 
     def get_folder_thumbnail_ids(self, project_name, folder_ids):
         project_cache = self._folders_cache[project_name]
@@ -56,7 +98,13 @@ class ThumbnailsModel:
             output[version_id] = cache.get_data()
         return output
 
-    def _get_thumbnail_path(self, project_name, thumbnail_id):
+    def _get_thumbnail_path(
+        self,
+        project_name,
+        entity_type,
+        entity_id,
+        thumbnail_id
+    ):
         if not thumbnail_id:
             return None
 
@@ -64,7 +112,12 @@ class ThumbnailsModel:
         if thumbnail_id in project_cache:
             return project_cache[thumbnail_id]
 
-        filepath = get_thumbnail_path(project_name, thumbnail_id)
+        filepath = get_thumbnail_path(
+            project_name,
+            entity_type,
+            entity_id,
+            thumbnail_id
+        )
         project_cache[thumbnail_id] = filepath
         return filepath
 

client/ayon_core/tools/loader/abstract.py

@@ -733,7 +733,12 @@ class FrontendLoaderController(_BaseLoaderController):
         pass
 
     @abstractmethod
-    def get_thumbnail_path(self, project_name, thumbnail_id):
+    def get_thumbnail_paths(
+        self,
+        project_name,
+        entity_type,
+        entity_ids
+    ):
         """Get thumbnail path for thumbnail id.
 
         This method should get a path to a thumbnail based on thumbnail id.
@@ -742,10 +747,11 @@ class FrontendLoaderController(_BaseLoaderController):
 
         Args:
             project_name (str): Project name.
-            thumbnail_id (str): Thumbnail id.
+            entity_type (str): Entity type.
+            entity_ids (set[str]): Entity ids.
 
         Returns:
-            Union[str, None]: Thumbnail path or None if not found.
+            dict[str, Union[str, None]]: Thumbnail path by entity id.
         """
 
         pass

client/ayon_core/tools/loader/control.py

@@ -259,9 +259,14 @@ class LoaderController(BackendLoaderController, FrontendLoaderController):
             project_name, version_ids
         )
 
-    def get_thumbnail_path(self, project_name, thumbnail_id):
-        return self._thumbnails_model.get_thumbnail_path(
-            project_name, thumbnail_id
+    def get_thumbnail_paths(
+        self,
+        project_name,
+        entity_type,
+        entity_ids,
+    ):
+        return self._thumbnails_model.get_thumbnail_paths(
+            project_name, entity_type, entity_ids
         )
 
     def change_products_group(self, project_name, product_ids, group_name):

client/ayon_core/tools/loader/ui/window.py

@@ -501,38 +501,29 @@ class LoaderWindow(QtWidgets.QWidget):
         self._update_thumbnails()
 
     def _update_thumbnails(self):
+        # TODO make this threaded and show loading animation while running
         project_name = self._selected_project_name
-        thumbnail_ids = set()
+        entity_type = None
+        entity_ids = set()
         if self._selected_version_ids:
-            thumbnail_id_by_entity_id = (
-                self._controller.get_version_thumbnail_ids(
-                    project_name,
-                    self._selected_version_ids
-                )
-            )
-            thumbnail_ids = set(thumbnail_id_by_entity_id.values())
+            entity_ids = set(self._selected_version_ids)
+            entity_type = "version"
         elif self._selected_folder_ids:
-            thumbnail_id_by_entity_id = (
-                self._controller.get_folder_thumbnail_ids(
-                    project_name,
-                    self._selected_folder_ids
-                )
-            )
-            thumbnail_ids = set(thumbnail_id_by_entity_id.values())
+            entity_ids = set(self._selected_folder_ids)
+            entity_type = "folder"
 
-        thumbnail_ids.discard(None)
-
-        if not thumbnail_ids:
-            self._thumbnails_widget.set_current_thumbnails(None)
-            return
-
-        thumbnail_paths = set()
-        for thumbnail_id in thumbnail_ids:
-            thumbnail_path = self._controller.get_thumbnail_path(
-                project_name, thumbnail_id)
-            thumbnail_paths.add(thumbnail_path)
+        thumbnail_path_by_entity_id = self._controller.get_thumbnail_paths(
+            project_name, entity_type, entity_ids
+        )
+        thumbnail_paths = set(thumbnail_path_by_entity_id.values())
         thumbnail_paths.discard(None)
-        self._thumbnails_widget.set_current_thumbnail_paths(thumbnail_paths)
+
+        if thumbnail_paths:
+           self._thumbnails_widget.set_current_thumbnail_paths(
+               thumbnail_paths
+           )
+        else:
+            self._thumbnails_widget.set_current_thumbnails(None)
 
     def _on_projects_refresh(self):
         self._refresh_handler.set_project_refreshed()