Use item axis values in SDXL tags

sdxl_tag_policy.py

@@ -102,6 +102,43 @@ def formatter_hint_tags(*rows: dict[str, Any]) -> list[str]:
     return tags
 
 
+def _axis_value_texts(value: Any) -> list[str]:
+    if isinstance(value, str):
+        text = clean(value)
+        return [text] if text and text.lower() not in ("any", "auto", "random", "none") else []
+    if isinstance(value, (int, float, bool)) or value is None:
+        return []
+    if isinstance(value, list):
+        texts: list[str] = []
+        for item in value:
+            texts.extend(_axis_value_texts(item))
+        return texts
+    if isinstance(value, dict):
+        for preferred in ("text", "prompt", "template", "value", "name"):
+            preferred_texts = _axis_value_texts(value.get(preferred))
+            if preferred_texts:
+                return preferred_texts
+        texts: list[str] = []
+        for item in value.values():
+            texts.extend(_axis_value_texts(item))
+        return texts
+    return []
+
+
+def axis_value_tags(row: dict[str, Any]) -> list[str]:
+    if not isinstance(row, dict):
+        return []
+    axis_values = row.get("item_axis_values")
+    if not isinstance(axis_values, dict):
+        return []
+    tags: list[str] = []
+    seen: set[str] = set()
+    for value in axis_values.values():
+        for text in _axis_value_texts(value):
+            add(tags, seen, text)
+    return tags
+
+
 def combine_tags(*parts: Any) -> str:
     tags: list[str] = []
     seen: set[str] = set()
@@ -261,6 +298,7 @@ def tag_route_dependencies() -> sdxl_tag_routes.SDXLTagRouteDependencies:
         character_tags_from_descriptor=character_tags_from_descriptor,
         metadata_family_tags=metadata_family_tags,
         formatter_hint_tags=formatter_hint_tags,
+        axis_value_tags=axis_value_tags,
         camera_tags=camera_tags,
         explicit_tags=explicit_tags,
         softcore_pair_tags=softcore_pair_tags,