add group-aware persona bias for xiaoniu bot

plugins/ai_auto_response/context_builder.py

@@ -8,6 +8,7 @@ class ContextBuilder:
         self,
         *,
         room_id: str,
+        group_profile: Dict,
         sender: str,
         sender_name: str,
         content: str,
@@ -25,7 +26,7 @@ class ContextBuilder:
             if msg_content:
                 recent_lines.append(f"{msg_sender}: {msg_content}")
         return {
-            "group_profile": {"room_id": room_id},
+            "group_profile": group_profile or {"room_id": room_id},
             "speaker_profile": {
                 "wxid": sender,
                 "display_name": sender_name,
@@ -38,6 +39,7 @@ class ContextBuilder:
             "flow_state": flow_state,
             "memory_prompt": self._build_member_memory_prompt(member_context),
             "vector_memory_prompt": self._build_vector_memory_prompt(vector_memories),
+            "group_profile_prompt": self._build_group_profile_prompt(group_profile or {}),
             "current_message": f"{sender_name}: {content}",
         }
 
@@ -69,3 +71,45 @@ class ContextBuilder:
             if summary:
                 lines.append(f"[{memory_type}] {summary}")
         return "\n".join(lines)
+
+    @staticmethod
+    def _build_group_profile_prompt(group_profile: Dict) -> str:
+        if not group_profile:
+            return "当前群没有特殊知识域限制。"
+        focus = ", ".join(group_profile.get("knowledge_focus", [])[:6])
+        boundaries = ", ".join(group_profile.get("topic_boundaries", [])[:6])
+        summary = str(group_profile.get("group_memory_summary", "") or "").replace("\n", " ").strip()
+        if len(summary) > 120:
+            summary = summary[:117] + "..."
+        lines = [
+            f"群模式：{group_profile.get('mode', 'social')}",
+            f"知识域：{group_profile.get('knowledge_domain', 'general')}",
+            f"配置知识域：{group_profile.get('configured_domain', 'general')}",
+            f"历史推断知识域：{group_profile.get('group_memory_domain', 'general')}",
+            f"回答风格：{group_profile.get('reply_style', '自然短句')}",
+            f"互动调性：{group_profile.get('interaction_tone', '自然群友感')}",
+            f"幽默强度：{group_profile.get('humor_style', '轻微')}",
+            f"嘴硬程度：{group_profile.get('sharpness_style', '轻微嘴硬，不刻薄')}",
+            f"表达松弛度：{group_profile.get('expressiveness_style', '克制')}",
+            f"知识重点：{focus}" if focus else "",
+            f"群长期摘要：{summary}" if summary else "",
+            f"历史推断社交风格：{ContextBuilder._build_style_summary(group_profile.get('group_memory_style', {}))}"
+            if group_profile.get("group_memory_style")
+            else "",
+            f"边界提醒：{boundaries}" if boundaries else "",
+            f"人格叠加：{group_profile.get('persona_overlay', '')}".strip(),
+        ]
+        return "\n".join([line for line in lines if line])
+
+    @staticmethod
+    def _build_style_summary(style_profile: Dict) -> str:
+        if not style_profile:
+            return ""
+        return " / ".join(
+            [
+                str(style_profile.get("interaction_tone", "") or "").strip(),
+                str(style_profile.get("humor_style", "") or "").strip(),
+                str(style_profile.get("sharpness_style", "") or "").strip(),
+                str(style_profile.get("expressiveness_style", "") or "").strip(),
+            ]
+        ).strip(" /")