gui: introduce UISupportsLoginEvent protocol (#745)

feeluown/gui/components/avatar.py

@@ -3,10 +3,11 @@
 from PyQt5.QtWidgets import QMenu, QAction
 from PyQt5.QtGui import QPainter, QIcon, QPalette, QContextMenuEvent
 
-from feeluown.library import NoUserLoggedIn
+from feeluown.library import NoUserLoggedIn, UserModel
 from feeluown.models.uri import reverse
 from feeluown.utils.aio import run_afn, run_fn
-from feeluown.gui.provider_ui import UISupportsLoginOrGoHome, ProviderUiItem
+from feeluown.gui.provider_ui import UISupportsLoginOrGoHome, ProviderUiItem, \
+    UISupportsLoginEvent
 from feeluown.gui.widgets import SelfPaintAbstractSquareButton
 from feeluown.gui.drawers import PixmapDrawer, AvatarIconDrawer
 
@@ -70,8 +71,18 @@ def contextMenuEvent(self, e) -> None:
 
         menu.exec_(e.globalPos())
 
+    def on_provider_ui_login_event(self, provider_ui, event):
+        if event in (1, 2):
+            run_afn(self.show_pvd_ui_current_user)
+            run_afn(
+                self._app.ui.sidebar.show_provider_current_user_playlists,
+                provider_ui.provider
+            )
+
     def on_pvd_ui_selected(self, pvd_ui):
         self._app.current_pvd_ui_mgr.set(pvd_ui)
+        if isinstance(pvd_ui, UISupportsLoginEvent):
+            pvd_ui.login_event.connect(self.on_provider_ui_login_event)
         if isinstance(pvd_ui, UISupportsLoginOrGoHome):
             pvd_ui.login_or_go_home()
         run_afn(self.show_pvd_ui_current_user)
@@ -105,7 +116,7 @@ async def _show_provider_current_user(self, name):
 
         if user is None:
             return None
-        if user.avatar_url:
+        if isinstance(user, UserModel) and user.avatar_url:
             img_data = await run_afn(self._app.img_mgr.get, user.avatar_url,
                                      reverse(user))
             if img_data:

feeluown/gui/provider_ui.py

@@ -19,6 +19,23 @@ def login_or_go_home(self):
         ...
 
 
+@runtime_checkable
+class UISupportsLoginEvent(Protocol):
+
+    @property
+    @abstractmethod
+    def login_event(self):
+        """
+        event:
+          0: first login failed
+          1: first login ok
+          2: re-login ok
+
+        :return: Signal(provider_ui, event)
+        """
+        ...
+
+
 @runtime_checkable
 class UISupportsDiscovery(Protocol):
 

feeluown/gui/uimain/sidebar.py

@@ -13,6 +13,8 @@
 )
 from feeluown.collection import CollectionAlreadyExists, CollectionType
 from feeluown.utils import aio
+from feeluown.utils.reader import create_reader
+from feeluown.utils.aio import run_fn
 from feeluown.gui.widgets import (
     DiscoveryButton,
     HomeButton,
@@ -99,6 +101,16 @@ def sizeHint(self):
         width = min(self._app.width() * 22 // 100, 240)
         return QSize(width, size.height())
 
+    async def show_provider_current_user_playlists(self, provider):
+        self.p.playlists_con.show()
+        self._app.pl_uimgr.clear()
+
+        playlists = await run_fn(provider.current_user_list_playlists)
+        reader = await run_fn(provider.current_user_fav_create_playlists_rd)
+        fav_playlists = create_reader(reader).readall()
+        self._app.pl_uimgr.add(playlists)
+        self._app.pl_uimgr.add(fav_playlists, is_fav=True)
+
 
 class _LeftPanel(QFrame):
 

feeluown/library/provider_protocol.py

@@ -315,6 +315,15 @@ def get_current_user(self) -> UserModel:
         """
 
 
+@runtime_checkable
+class SupportsCurrentUserListPlaylists(Protocol):
+    @abstractmethod
+    def current_user_list_playlists(self):
+        """
+        : raises NoUserLoggedIn:
+        """
+
+
 #
 # Protocols for current user favorites/collections
 #