def _process_node_on_graph(self, note: Note):
in_graph = self.nodes.match(name=note.name)
if len(in_graph) == 0:
# Create new node
node = node_from_note(note)
self.graph.create(node)
return
# Update
node = in_graph.first()
# Update labels
node.clear_labels()
note_tags = map(escape_cypher, note.tags)
node.update_labels(note_tags)
for tag in note_tags:
if tag not in self.tags:
properties = ['name', 'aliases']
# TODO: Is this too slow?
if True:
properties.append("content")
create_index(self.graph, tag, properties)
self.tags.add(tag)
# Update properties
node.clear()
escaped_properties = {}
for key, value in note.properties.items():
escaped_properties[key] = escape_cypher(str(value))
node.update(escaped_properties)
self.graph.push(node)
# Delete active relations
self._clear_outgoing(node)
# Insert up-to-date relations
subgraph = None
for trgt, rels in note.out_rels.items():
trgt_node = self.nodes.match(name=trgt)
if len(trgt_node) == 0:
trgt_node = Node(CAT_DANGLING, name=escape_cypher(trgt),
obsidian_url=escape_cypher(obsidian_url(trgt, self.vault_name)))
if subgraph is None:
subgraph = trgt_node
else:
subgraph = subgraph | trgt_node
else:
trgt_node = trgt_node.first()
# Possibly refactor this with
subgraph = add_rels_between_nodes(rels, node, trgt_node, subgraph)
if subgraph is not None:
self.graph.create(subgraph)
