Add new Abstract machine stack type. This represents a type of printers (ultimaker_s3 etc).

These are created whenever a cloud printer of a new printer type is added.

CURA-9277

Co-authored-by: casperlamboo <c.lamboo@ultimaker.com>

cura/Settings/AbstractMachine.py

@@ -0,0 +1,16 @@
+from typing import List
+
+from cura.Settings.GlobalStack import GlobalStack
+
+
+class AbstractMachine(GlobalStack):
+    """ Behaves as a type of machine, represents multiple machines of the same type """
+
+    def __init__(self):
+        super(self)
+        self.setMetaDataEntry("type", "abstract_machine")
+
+    def getMachinesOfType(self) -> List[GlobalStack]:
+        pass
+
+

cura/Settings/CuraContainerRegistry.py

@@ -108,6 +108,7 @@ class CuraContainerRegistry(ContainerRegistry):
         :param container_type: :type{string} Type of the container (machine, quality, ...)
         :param container_name: :type{string} Name to check
         """
+        # FIXME: this should check for abstract machine
         container_class = ContainerStack if container_type == "machine" else InstanceContainer
 
         return self.findContainersMetadata(container_type = container_class, id = container_name, type = container_type, ignore_case = True) or \

cura/Settings/CuraStackBuilder.py

@@ -9,6 +9,7 @@ from UM.Settings.Interfaces import DefinitionContainerInterface
 from UM.Settings.InstanceContainer import InstanceContainer
 
 from cura.Machines.ContainerTree import ContainerTree
+from .AbstractMachine import AbstractMachine
 from .GlobalStack import GlobalStack
 from .ExtruderStack import ExtruderStack
 
@@ -199,17 +200,25 @@ class CuraStackBuilder:
 
         :return: A new Global stack instance with the specified parameters.
         """
-
-        from cura.CuraApplication import CuraApplication
-        application = CuraApplication.getInstance()
-        registry = application.getContainerRegistry()
-
         stack = GlobalStack(new_stack_id)
         stack.setDefinition(definition)
+        cls.createUserContainer(new_stack_id, definition, stack, variant_container, material_container, quality_container)
+        return stack
+
+    @classmethod
+    def createUserContainer(cls, new_stack_id: str, definition: DefinitionContainerInterface,
+                            stack: GlobalStack,
+                            variant_container: "InstanceContainer",
+                            material_container: "InstanceContainer",
+                            quality_container: "InstanceContainer"):
+        from cura.CuraApplication import CuraApplication
+        application = CuraApplication.getInstance()
+
+        registry = application.getContainerRegistry()
 
         # Create user container
         user_container = cls.createUserChangesContainer(new_stack_id + "_user", definition.getId(), new_stack_id,
-                                                        is_global_stack = True)
+                                                        is_global_stack=True)
 
         stack.definitionChanges = cls.createDefinitionChangesContainer(stack, new_stack_id + "_settings")
         stack.variant = variant_container
@@ -221,8 +230,6 @@ class CuraStackBuilder:
 
         registry.addContainer(user_container)
 
-        return stack
-
     @classmethod
     def createUserChangesContainer(cls, container_name: str, definition_id: str, stack_id: str,
                                    is_global_stack: bool) -> "InstanceContainer":
@@ -259,3 +266,57 @@ class CuraStackBuilder:
         container_stack.definitionChanges = definition_changes_container
 
         return definition_changes_container
+
+    @classmethod
+    def createAbstractMachine(cls, name, definition_id):
+        # cls.createMachine(definition_id, definition_id)
+        """Create a new instance of a machine.
+
+                :param name: The name of the new machine.
+                :param definition_id: The ID of the machine definition to use.
+                :param machine_extruder_count: The number of extruders in the machine.
+
+                :return: The new global stack or None if an error occurred.
+                """
+
+        from cura.CuraApplication import CuraApplication
+        application = CuraApplication.getInstance()
+        registry = application.getContainerRegistry()
+        container_tree = ContainerTree.getInstance()
+
+        if registry.findContainerStacks(type="abstract_machine", id=definition_id):
+            # This abstract machine already exists
+            return
+
+        match registry.findDefinitionContainers(id=definition_id):
+            case []:
+                # It should not be possible for the definition to be missing since an abstract machine will only
+                # be created as a result of a machine with definition_id being created.
+                Logger.error("w", "Definition {definition} was not found!", definition=definition_id)
+                return None
+            case [machine_definition, *_definitions]:
+                machine_node = container_tree.machines[machine_definition.getId()]
+
+                generated_name = registry.createUniqueName("machine", "", name, machine_definition.getName())
+                # Make sure the new name does not collide with any definition or (quality) profile
+                # createUniqueName() only looks at other stacks, but not at definitions or quality profiles
+                # Note that we don't go for uniqueName() immediately because that function matches with ignore_case set to true
+                if registry.findContainersMetadata(id=generated_name):
+                    generated_name = registry.uniqueName(generated_name)
+
+                stack = AbstractMachine(generated_name)
+                stack.setDefinition(machine_definition)
+                cls.createUserContainer(
+                    generated_name,
+                    machine_definition,
+                    application.empty_variant_container,
+                    application.empty_material_container,
+                    machine_node.preferredGlobalQuality().container,
+                )
+
+                # FIXME: This should have a pretty name
+                stack.setName(generated_name)
+
+                registry.addContainer(stack)
+
+                return stack

plugins/UM3NetworkPrinting/src/Cloud/CloudOutputDeviceManager.py

@@ -405,6 +405,8 @@ class CloudOutputDeviceManager:
 
         self._setOutputDeviceMetadata(device, new_machine)
 
+        CuraStackBuilder.createAbstractMachine(new_machine)
+
         if activate:
             CuraApplication.getInstance().getMachineManager().setActiveMachine(new_machine.getId())