Support remote directory listing

plugins/yjs/fps_yjs/ydocs/ydrive.py

@@ -83,8 +83,8 @@ def _callback(self, events):
         for event in events:
             if isinstance(event, MapEvent):
                 current = self._ycontent
-                for path in event.path:
-                    current = current[path]
+                for p in event.path:
+                    current = current[p]
                 for key, val in event.keys.items():
                     action = val.get("action")
                     if action == "delete":
@@ -101,6 +101,10 @@ def _callback(self, events):
                             self._task_group.start_soon(self._try_create_directory, path)
                         else:
                             self._task_group.start_soon(self._try_create_file, path)
+                    elif action == "update":
+                        if val["newValue"] == "update":
+                            path = "/".join(event.path[1::2])
+                            self._task_group.start_soon(self.ls, path)
 
     @property
     def version(self) -> str:
@@ -152,7 +156,7 @@ async def _get_directory_content(self, path: Path) -> Map:
         return Map(res)
 
     async def _maybe_populate_dir(self, path: Path, content: Map):
-        if content["content"] is None:
+        if not isinstance(content["content"], Map):
             content["content"] = await self._get_directory_content(path)
 
     async def _get(self, path: Path | str | None = None) -> Map:

plugins/yjs/tests/test_ydocs.py

@@ -57,6 +57,21 @@ async def test_ydrive():
                 await ydrive.ls("doesnt_exist")
             assert str(exc_info.value) == "404: Item not found"
 
+            # remote ydrive.ls()
+            assert ydrive._ycontent["content"] is None
+            ydrive._ycontent["content"] = "update"
+            await assert_with_timeout(lambda: ydrive._ycontent["content"] != "update")
+            assert "file0" in ydrive._ycontent["content"]
+            assert "file1" in ydrive._ycontent["content"]
+            assert "dir0" in ydrive._ycontent["content"]
+            assert "dir1" in ydrive._ycontent["content"]
+            ydrive._ycontent["content"]["dir0"]["content"] = "update"
+            await assert_with_timeout(
+                lambda: ydrive._ycontent["content"]["dir0"]["content"] != "update"
+            )
+            assert len(ydrive._ycontent["content"]["dir0"]["content"]) == 1
+            assert "file2" in ydrive._ycontent["content"]["dir0"]["content"]
+
             root_dir = await ydrive.ls()
             assert "file0" in root_dir
             assert "file1" in root_dir