view: Adds refocus after Panel search feature to user list.

Adds the refocus after Panel search feature present in Stream and
TopicView to the user list as well using the same variable
`self.focus_index_before_search`

Tests amended

tests/ui/test_ui_tools.py

@@ -1043,6 +1043,7 @@ def test_init(self, right_col_view):
         assert right_col_view.view.user_search == right_col_view.user_search
         self.thread.Lock.assert_called_with()
         assert right_col_view.search_lock == self.thread.Lock()
+        assert right_col_view.focus_index_before_search == 0
         self.super.assert_called_once_with(
             right_col_view.users_view(),
             header=self.line_box(right_col_view.user_search),
@@ -1134,7 +1135,13 @@ def test_users_view(
     def test_keypress_SEARCH_PEOPLE(self, right_col_view, mocker, key, widget_size):
         size = widget_size(right_col_view)
         mocker.patch(VIEWS + ".RightColumnView.set_focus")
+
+        list_w = mocker.patch(VIEWS + ".urwid.SimpleFocusListWalker")
+        right_col_view.body = UsersView(self.view, ["FOO", "foo", "fan", "boo", "BOO"])
+        right_col_view.set_body(right_col_view.body)
+
         right_col_view.keypress(size, key)
+        assert right_col_view.focus_index_before_search == list_w().get_focus()[1]
         right_col_view.set_focus.assert_called_once_with("header")
 
     @pytest.mark.parametrize("key", keys_for_command("GO_BACK"))
@@ -1150,6 +1157,9 @@ def test_keypress_GO_BACK(self, right_col_view, mocker, key, widget_size):
 
         right_col_view.set_body.assert_called_once_with(right_col_view.body)
         right_col_view.set_focus.assert_called_once_with("body")
+        right_col_view.body.log.set_focus.assert_called_once_with(
+            right_col_view.focus_index_before_search
+        )
         assert right_col_view.user_search.reset_search_text.called
 
 

zulipterminal/ui_tools/views.py

@@ -659,6 +659,7 @@ def __init__(self, width: int, view: Any) -> None:
         self.allow_update_user_list = True
         self.search_lock = threading.Lock()
         self.empty_search = False
+        self.focus_index_before_search = 0
         super().__init__(self.users_view(), header=search_box)
 
     @asynch
@@ -756,6 +757,7 @@ def users_view(self, users: Any = None) -> Any:
     def keypress(self, size: urwid_Size, key: str) -> Optional[str]:
         if is_command_key("SEARCH_PEOPLE", key):
             self.allow_update_user_list = False
+            self.focus_index_before_search = self.body.log.get_focus()[1]
             self.set_focus("header")
             return key
         elif is_command_key("GO_BACK", key):
@@ -764,6 +766,7 @@ def keypress(self, size: urwid_Size, key: str) -> Optional[str]:
             self.body = UsersView(self.view.controller, self.users_btn_list)
             self.set_body(self.body)
             self.set_focus("body")
+            self.body.log.set_focus(self.focus_index_before_search)
             self.view.controller.update_screen()
             return key
         elif is_command_key("GO_LEFT", key):