Re-add the CloudSync functionality

It got removed in the marketplace upgrade.

CURA-9146

plugins/Marketplace/CloudSync/SubscribedPackagesModel.py

@@ -0,0 +1,74 @@
+# Copyright (c) 2020 Ultimaker B.V.
+# Cura is released under the terms of the LGPLv3 or higher.
+
+from PyQt6.QtCore import Qt, pyqtProperty
+
+from UM.PackageManager import PackageManager
+from UM.Qt.ListModel import ListModel
+from UM.Version import Version
+
+from cura import ApplicationMetadata
+from typing import List, Dict, Any
+
+
+class SubscribedPackagesModel(ListModel):
+    def __init__(self, parent = None):
+        super().__init__(parent)
+
+        self._items = []
+        self._metadata = None
+        self._discrepancies = None
+        self._sdk_version = ApplicationMetadata.CuraSDKVersion
+
+        self.addRoleName(Qt.ItemDataRole.UserRole + 1, "package_id")
+        self.addRoleName(Qt.ItemDataRole.UserRole + 2, "display_name")
+        self.addRoleName(Qt.ItemDataRole.UserRole + 3, "icon_url")
+        self.addRoleName(Qt.ItemDataRole.UserRole + 4, "is_compatible")
+        self.addRoleName(Qt.ItemDataRole.UserRole + 5, "is_dismissed")
+
+    @pyqtProperty(bool, constant=True)
+    def hasCompatiblePackages(self) -> bool:
+        for item in self._items:
+            if item['is_compatible']:
+                return True
+        return False
+
+    @pyqtProperty(bool, constant=True)
+    def hasIncompatiblePackages(self) -> bool:
+        for item in self._items:
+            if not item['is_compatible']:
+                return True
+        return False
+
+    def addDiscrepancies(self, discrepancy: List[str]) -> None:
+        self._discrepancies = discrepancy
+
+    def getCompatiblePackages(self) -> List[Dict[str, Any]]:
+        return [package for package in self._items if package["is_compatible"]]
+
+    def getIncompatiblePackages(self) -> List[str]:
+        return [package["package_id"] for package in self._items if not package["is_compatible"]]
+
+    def initialize(self, package_manager: PackageManager, subscribed_packages_payload: List[Dict[str, Any]]) -> None:
+        self._items.clear()
+        for item in subscribed_packages_payload:
+            if item["package_id"] not in self._discrepancies:
+                continue
+            package = {
+                "package_id": item["package_id"],
+                "display_name": item["display_name"],
+                "sdk_versions": item["sdk_versions"],
+                "download_url": item["download_url"],
+                "md5_hash": item["md5_hash"],
+                "is_dismissed": False,
+            }
+
+            compatible = any(package_manager.isPackageCompatible(Version(version)) for version in item["sdk_versions"])
+            package.update({"is_compatible": compatible})
+
+            try:
+                package.update({"icon_url": item["icon_url"]})
+            except KeyError:  # There is no 'icon_url" in the response payload for this package
+                package.update({"icon_url": ""})
+            self._items.append(package)
+        self.setItems(self._items)