Fix model selection, docs links, cache-busting, and Assist routing

custom_components/openclaw/helpers.py

@@ -0,0 +1,52 @@
+"""Shared helper utilities for the OpenClaw integration."""
+
+from __future__ import annotations
+
+from typing import Any
+
+
+def extract_text_recursive(value: Any, depth: int = 0) -> str | None:
+    """Recursively extract assistant text from nested response payloads."""
+    if depth > 8:
+        return None
+
+    if isinstance(value, str):
+        text = value.strip()
+        return text or None
+
+    if isinstance(value, list):
+        parts: list[str] = []
+        for item in value:
+            extracted = extract_text_recursive(item, depth + 1)
+            if extracted:
+                parts.append(extracted)
+        if parts:
+            return "\n".join(parts)
+        return None
+
+    if isinstance(value, dict):
+        priority_keys = (
+            "output_text",
+            "text",
+            "content",
+            "message",
+            "response",
+            "answer",
+            "choices",
+            "output",
+            "delta",
+        )
+
+        for key in priority_keys:
+            if key not in value:
+                continue
+            extracted = extract_text_recursive(value.get(key), depth + 1)
+            if extracted:
+                return extracted
+
+        for nested_value in value.values():
+            extracted = extract_text_recursive(nested_value, depth + 1)
+            if extracted:
+                return extracted
+
+    return None