Add Dumas JSON object iterator node

dumas_json_nodes.py

@@ -270,6 +270,36 @@ class DumasJSONArrayIteratorNode:
         return (json_input[current_index], current_index, total_items)
 
 
+class DumasJSONObjectIteratorNode:
+    CATEGORY = "Dumas/JSON"
+    RETURN_TYPES = ("STRING", "JSON", "INT", "INT")
+    RETURN_NAMES = ("key", "value", "current_index", "total_items")
+    FUNCTION = "iterate"
+
+    @classmethod
+    def INPUT_TYPES(cls):
+        return {
+            "required": {
+                "json_input": ("JSON",),
+                "index": ("INT", {"default": 0, "min": 0, "step": 1}),
+                "mode": (["fixed", "incr", "decr"], {"default": "fixed"}),
+            }
+        }
+
+    def iterate(self, json_input, index, mode):
+        if not isinstance(json_input, dict):
+            return (None, None, -1, 0)
+
+        items = list(json_input.items())
+        total_items = len(items)
+        if total_items == 0:
+            return (None, None, -1, 0)
+
+        current_index = _resolve_iteration_index(index, mode, total_items)
+        key, value = items[current_index]
+        return (key, value, current_index, total_items)
+
+
 NODE_CLASS_MAPPINGS = {
     "DumasJSONStringToObject": DumasJSONStringToObjectNode,
     "DumasJSONObjectToString": DumasJSONObjectToStringNode,
@@ -279,6 +309,7 @@ NODE_CLASS_MAPPINGS = {
     "DumasJSONKeys": DumasJSONKeysNode,
     "DumasJSONArrayLength": DumasJSONArrayLengthNode,
     "DumasJSONArrayIterator": DumasJSONArrayIteratorNode,
+    "DumasJSONObjectIterator": DumasJSONObjectIteratorNode,
 }
 
 NODE_DISPLAY_NAME_MAPPINGS = {
@@ -290,4 +321,5 @@ NODE_DISPLAY_NAME_MAPPINGS = {
     "DumasJSONKeys": "Dumas JSON Keys",
     "DumasJSONArrayLength": "Dumas JSON Array Length",
     "DumasJSONArrayIterator": "Dumas JSON Array Iterator",
+    "DumasJSONObjectIterator": "Dumas JSON Object Iterator",
 }