Also check for package updates automatically

Moves the 30-second sync timer from CloudOutputDeviceManager to
Account and subscribes CloudPackageChecker to the timer.

CURA-7290

cura/API/Account.py

@@ -3,9 +3,8 @@
 from datetime import datetime
 from typing import Optional, Dict, TYPE_CHECKING
 
-from PyQt5.QtCore import QObject, pyqtSignal, pyqtSlot, pyqtProperty
+from PyQt5.QtCore import QObject, pyqtSignal, pyqtSlot, pyqtProperty, QTimer
 
-from UM.Logger import Logger
 from UM.Message import Message
 from UM.i18n import i18nCatalog
 from cura.OAuth2.AuthorizationService import AuthorizationService
@@ -28,11 +27,14 @@ i18n_catalog = i18nCatalog("cura")
 #       api.account.userProfile # Who is logged in``
 #
 class Account(QObject):
+    # The interval with which the remote clusters are checked
+    SYNC_INTERVAL = 30.0  # seconds
+
     # Signal emitted when user logged in or out.
     loginStateChanged = pyqtSignal(bool)
     accessTokenChanged = pyqtSignal()
     cloudPrintersDetectedChanged = pyqtSignal(bool)
-    manualSyncRequested = pyqtSignal()
+    syncRequested = pyqtSignal()
     lastSyncDateTimeChanged = pyqtSignal()
     syncStateChanged = pyqtSignal(str)
 
@@ -66,6 +68,13 @@ class Account(QObject):
 
         self._authorization_service = AuthorizationService(self._oauth_settings)
 
+        # Create a timer for automatic account sync
+        self._update_timer = QTimer()
+        self._update_timer.setInterval(int(self.SYNC_INTERVAL * 1000))
+        # The timer is restarted explicitly after an update was processed. This prevents 2 concurrent updates
+        self._update_timer.setSingleShot(True)
+        self._update_timer.timeout.connect(self.syncRequested)
+
         self._sync_clients = {}
         """contains entries "client_name" : "state["success"|"error|"syncing"]"""
 
@@ -77,9 +86,9 @@ class Account(QObject):
         self._authorization_service.loadAuthDataFromPreferences()
 
     def setSyncState(self, service_name: str, state: str) -> None:
-        """ Can be used to register and update account sync states
+        """ Can be used to register sync services and update account sync states
 
-        Example: `setSyncState("packages", "syncing")`
+        Example: `setSyncState("PluginSyncService", "syncing")`
         :param service_name: A unique name for your service, such as `plugins` or `backups`
         :param state: One of Account.SYNC_STATES
         """
@@ -105,6 +114,11 @@ class Account(QObject):
                 self._last_sync_str = datetime.now().strftime("%d/%m/%Y %H:%M")
                 self.lastSyncDateTimeChanged.emit()
 
+            if self._sync_state != "syncing":
+                # schedule new auto update after syncing completed (for whatever reason)
+                if not self._update_timer.isActive():
+                    self._update_timer.start()
+
     def _onAccessTokenChanged(self):
         self.accessTokenChanged.emit()
 
@@ -181,7 +195,7 @@ class Account(QObject):
     def sync(self) -> None:
         """Checks for new cloud printers"""
 
-        self.manualSyncRequested.emit()
+        self.syncRequested.emit()
 
     @pyqtSlot()
     def logout(self) -> None:

plugins/Toolbox/src/CloudSync/CloudPackageChecker.py

@@ -35,6 +35,9 @@ class CloudPackageChecker(QObject):
         self._application.initializationFinished.connect(self._onAppInitialized)
         self._i18n_catalog = i18nCatalog("cura")
         self._sdk_version = ApplicationMetadata.CuraSDKVersion
+        self._last_check_packages = []
+        """Result from a previous check within the same user session. 
+        Used to prevent duplicate notifications"""
 
     # This is a plugin, so most of the components required are not ready when
     # this is initialized. Therefore, we wait until the application is ready.
@@ -43,8 +46,13 @@ class CloudPackageChecker(QObject):
         # initial check
         self._getPackagesIfLoggedIn()
 
-        self._application.getCuraAPI().account.loginStateChanged.connect(self._getPackagesIfLoggedIn)
+        self._application.getCuraAPI().account.loginStateChanged.connect(self._onLoginStateChanged)
-        self._application.getCuraAPI().account.manualSyncRequested.connect(self._getPackagesIfLoggedIn)
+        self._application.getCuraAPI().account.syncRequested.connect(self._getPackagesIfLoggedIn)
+
+    def _onLoginStateChanged(self) -> None:
+        # reset session
+        self._last_check_packages = []
+        self._getPackagesIfLoggedIn()
 
     def _getPackagesIfLoggedIn(self) -> None:
         if self._application.getCuraAPI().account.isLoggedIn:
@@ -87,6 +95,10 @@ class CloudPackageChecker(QObject):
         user_subscribed_packages = [plugin["package_id"] for plugin in subscribed_packages_payload]
         user_installed_packages = self._package_manager.getUserInstalledPackages()
 
+        if user_subscribed_packages == self._last_check_packages:
+            # nothing new here
+            return
+
         # We need to re-evaluate the dismissed packages
         # (i.e. some package might got updated to the correct SDK version in the meantime,
         # hence remove them from the Dismissed Incompatible list)
@@ -102,6 +114,7 @@ class CloudPackageChecker(QObject):
             self._model.addDiscrepancies(package_discrepancy)
             self._model.initialize(self._package_manager, subscribed_packages_payload)
             self._showSyncMessage()
+            self._last_check_packages = user_subscribed_packages
 
     def _showSyncMessage(self) -> None:
         """Show the message if it is not already shown"""

plugins/UM3NetworkPrinting/src/Cloud/CloudOutputDeviceManager.py

@@ -29,9 +29,6 @@ class CloudOutputDeviceManager:
     META_NETWORK_KEY = "um_network_key"
     SYNC_SERVICE_NAME = "CloudOutputDeviceManager"
 
-    # The interval with which the remote clusters are checked
-    CHECK_CLUSTER_INTERVAL = 30.0  # seconds
-
     # The translation catalog for this device.
     I18N_CATALOG = i18nCatalog("cura")
 
@@ -45,13 +42,6 @@ class CloudOutputDeviceManager:
         self._api = CloudApiClient(self._account, on_error = lambda error: Logger.log("e", str(error)))
         self._account.loginStateChanged.connect(self._onLoginStateChanged)
 
-        # Create a timer to update the remote cluster list
-        self._update_timer = QTimer()
-        self._update_timer.setInterval(int(self.CHECK_CLUSTER_INTERVAL * 1000))
-        # The timer is restarted explicitly after an update was processed. This prevents 2 concurrent updates
-        self._update_timer.setSingleShot(True)
-        self._update_timer.timeout.connect(self._getRemoteClusters)
-
         # Ensure we don't start twice.
         self._running = False
 
@@ -65,11 +55,9 @@ class CloudOutputDeviceManager:
         if not self._account.isLoggedIn:
             return
         self._running = True
-        if not self._update_timer.isActive():
-            self._update_timer.start()
         self._getRemoteClusters()
 
-        self._account.manualSyncRequested.connect(self._getRemoteClusters)
+        self._account.syncRequested.connect(self._getRemoteClusters)
 
     def stop(self):
         """Stops running the cloud output device manager."""
@@ -77,8 +65,6 @@ class CloudOutputDeviceManager:
         if not self._running:
             return
         self._running = False
-        if self._update_timer.isActive():
-            self._update_timer.stop()
         self._onGetRemoteClustersFinished([])  # Make sure we remove all cloud output devices.
 
     def refreshConnections(self) -> None:
@@ -100,8 +86,7 @@ class CloudOutputDeviceManager:
         if self._syncing:
             return
 
-        if self._update_timer.isActive():
+        Logger.info("Syncing cloud printer clusters")
-            self._update_timer.stop()
 
         self._syncing = True
         self._account.setSyncState(self.SYNC_SERVICE_NAME, "syncing")
@@ -135,14 +120,10 @@ class CloudOutputDeviceManager:
 
         self._syncing = False
         self._account.setSyncState(self.SYNC_SERVICE_NAME, "success")
-        # Schedule a new update
-        self._update_timer.start()
 
     def _onGetRemoteClusterFailed(self):
         self._syncing = False
         self._account.setSyncState(self.SYNC_SERVICE_NAME, "error")
-        # Schedule a new update
-        self._update_timer.start()
 
     def _onDevicesDiscovered(self, clusters: List[CloudClusterResponse]) -> None:
         """**Synchronously** create machines for discovered devices