Create the group and add to graph.
(self)
| 43 | self.group_properties["creation_timestamp"] = datetime.now().isoformat() |
| 44 | |
| 45 | def execute(self) -> bool: |
| 46 | """Create the group and add to graph.""" |
| 47 | try: |
| 48 | # Import here to avoid circular imports - try different import paths |
| 49 | Group = self._get_group_class() |
| 50 | if not Group: |
| 51 | self._show_error("Failed to import Group class. Please check your installation.") |
| 52 | return False |
| 53 | |
| 54 | # Validate that all member nodes exist |
| 55 | member_nodes = self._get_member_nodes() |
| 56 | if len(member_nodes) != len(self.group_properties["member_node_uuids"]): |
| 57 | self._show_error(f"Some member nodes not found. Expected {len(self.group_properties['member_node_uuids'])}, found {len(member_nodes)}. Cannot create group.") |
| 58 | return False |
| 59 | |
| 60 | # Create the group |
| 61 | self.created_group = Group( |
| 62 | name=self.group_properties["name"], |
| 63 | member_node_uuids=self.group_properties["member_node_uuids"] |
| 64 | ) |
| 65 | |
| 66 | # Set properties |
| 67 | self.created_group.uuid = self.group_uuid |
| 68 | self.created_group.description = self.group_properties.get("description", "") |
| 69 | self.created_group.creation_timestamp = self.group_properties["creation_timestamp"] |
| 70 | self.created_group.padding = self.group_properties.get("padding", 20.0) |
| 71 | |
| 72 | # Auto-size if requested |
| 73 | if self.group_properties.get("auto_size", True): |
| 74 | self.created_group.calculate_bounds_from_members(self.node_graph) |
| 75 | |
| 76 | # Add to graph first (needed for connection analysis) |
| 77 | self.node_graph.addItem(self.created_group) |
| 78 | |
| 79 | # Store reference in node graph groups list |
| 80 | if not hasattr(self.node_graph, 'groups'): |
| 81 | self.node_graph.groups = [] |
| 82 | |
| 83 | # Check if group is already in the list to prevent duplicates |
| 84 | if self.created_group not in self.node_graph.groups: |
| 85 | self.node_graph.groups.append(self.created_group) |
| 86 | |
| 87 | # Groups no longer generate interface pins - they keep original connections |
| 88 | |
| 89 | print(f"Created group '{self.created_group.name}' with {len(self.created_group.member_node_uuids)} members") |
| 90 | self._mark_executed() |
| 91 | return True |
| 92 | |
| 93 | except Exception as e: |
| 94 | self._show_error(f"Failed to create group: {str(e)}") |
| 95 | return False |
| 96 | |
| 97 | def undo(self) -> bool: |
| 98 | """Remove the created group.""" |