Introduce the SyncOrchestrator

CURA-6983

plugins/Toolbox/src/CloudSync/SubscribedPackagesModel.py

@@ -0,0 +1,61 @@
+# Copyright (c) 2020 Ultimaker B.V.
+# Cura is released under the terms of the LGPLv3 or higher.
+
+from PyQt5.QtCore import Qt
+from UM.Qt.ListModel import ListModel
+from cura import ApplicationMetadata
+
+
+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.UserRole + 1, "name")
+        self.addRoleName(Qt.UserRole + 2, "icon_url")
+        self.addRoleName(Qt.UserRole + 3, "is_compatible")
+
+    def setMetadata(self, data):
+        if self._metadata != data:
+            self._metadata = data
+
+    def addValue(self, discrepancy):
+        if self._discrepancies != discrepancy:
+            self._discrepancies = discrepancy
+
+    def update(self):
+        self._items.clear()
+
+        for item in self._metadata:
+            if item["package_id"] not in self._discrepancies:
+                continue
+            package = {"package_id": item["package_id"], "name": item["display_name"], "sdk_versions": item["sdk_versions"]}
+            if self._sdk_version not in item["sdk_versions"]:
+                package.update({"is_compatible": False})
+            else:
+                package.update({"is_compatible": True})
+            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)
+
+    def hasCompatiblePackages(self) -> bool:
+        has_compatible_items  = False
+        for item in self._items:
+            if item['is_compatible'] == True:
+                has_compatible_items = True
+        return has_compatible_items
+
+    def hasIncompatiblePackages(self) -> bool:
+        has_incompatible_items  = False
+        for item in self._items:
+            if item['is_compatible'] == False:
+                has_incompatible_items = True
+        return has_incompatible_items