fix value display node

2026-03-29 12:13:08 -07:00
parent 80b74dfdfd
commit e3c381ee07
9 changed files with 207 additions and 31 deletions
--- a/backend/nodes/value_io.py
+++ b/backend/nodes/value_io.py
@@ -0,0 +1,59 @@
+from __future__ import annotations
+from backend.node_registry import register_node
+from backend.execution_context import emit_table, emit_value
+from backend.data_types import RecordTable
+from backend.nodes.helpers import _measurement_entry, _measurement_value, _scalar_payload, parse_number_with_unit
+
+
+@register_node(display_name="Value Display")
+class ValueIO:
+    @classmethod
+    def INPUT_TYPES(cls):
+        return {
+            "required": {
+                "number_input": ("STRING", {
+                    "text_input": True,
+                    "default": "0",
+                    "placeholder": "e.g. 1.5 nm",
+                    "hide_when_input_connected": "value",
+                    "hide_label": True,
+                }),
+                "measurement": ("STRING", {
+                    "default": "",
+                    "choices_from_measure_input": "value",
+                    "show_when_source_type": {
+                        "value": ["RECORD_TABLE"],
+                    },
+                }),
+            },
+            "optional": {
+                "value": ("FLOAT", {
+                    "accepted_types": ["RECORD_TABLE"],
+                    "socket_only": True,
+                }),
+            },
+        }
+
+    OUTPUTS = (
+        ('FLOAT', 'value'),
+    )
+    FUNCTION = "display_value"
+
+    DESCRIPTION = "Display a FLOAT, or a selected numeric row from a measurement table, and pass the value through unchanged."
+
+    _broadcast_value_fn = None
+    _current_node_id: str = ""
+
+    def display_value(self, number_input: str = "0", value=None, measurement: str = "") -> tuple:
+        unit = ""
+        if isinstance(value, RecordTable):
+            emit_table(value)
+            row = _measurement_entry(value, measurement)
+            numeric = _measurement_value(value, measurement)
+            unit = row.get("unit", "") if isinstance(row.get("unit"), str) else ""
+        elif value is not None:
+            numeric = float(value)
+        else:
+            numeric, unit = parse_number_with_unit(str(number_input))
+        emit_value(_scalar_payload(numeric, unit))
+        return (numeric,)