feat(expression): 添加表达方式管理API，包括查询、创建、更新和删除功能

src/person_info/person_info.py

@@ -241,7 +241,6 @@ class PersonInfoManager:
 
         return person_id
 
-    @staticmethod
     @staticmethod
     async def first_knowing_some_one(platform: str, user_id: str, user_nickname: str, user_cardname: str):
         """判断是否认识某人"""
@@ -697,6 +696,18 @@ class PersonInfoManager:
             try:
                 value = getattr(record, field_name)
                 if value is not None:
+                    # 对 JSON 序列化字段进行反序列化
+                    if field_name in JSON_SERIALIZED_FIELDS:
+                        try:
+                            # 确保 value 是字符串类型
+                            if isinstance(value, str):
+                                return orjson.loads(value)
+                            else:
+                                # 如果不是字符串,可能已经是解析后的数据,直接返回
+                                return value
+                        except Exception as e:
+                            logger.warning(f"反序列化字段 {field_name} 失败: {e}, value={value}, 使用默认值")
+                            return copy.deepcopy(person_info_default.get(field_name))
                     return value
                 else:
                     return copy.deepcopy(person_info_default.get(field_name))
@@ -737,6 +748,19 @@ class PersonInfoManager:
                 try:
                     value = getattr(record, field_name)
                     if value is not None:
+                        # 对 JSON 序列化字段进行反序列化
+                        if field_name in JSON_SERIALIZED_FIELDS:
+                            try:
+                                # 确保 value 是字符串类型
+                                if isinstance(value, str):
+                                    result[field_name] = orjson.loads(value)
+                                else:
+                                    # 如果不是字符串,可能已经是解析后的数据,直接使用
+                                    result[field_name] = value
+                            except Exception as e:
+                                logger.warning(f"反序列化字段 {field_name} 失败: {e}, value={value}, 使用默认值")
+                                result[field_name] = copy.deepcopy(person_info_default.get(field_name))
+                        else:
                             result[field_name] = value
                     else:
                         result[field_name] = copy.deepcopy(person_info_default.get(field_name))

src/plugin_system/apis/__init__.py

@@ -12,6 +12,7 @@ from src.plugin_system.apis import (
     config_api,
     database_api,
     emoji_api,
+    expression_api,
     generator_api,
     llm_api,
     message_api,
@@ -38,6 +39,7 @@ __all__ = [
     "context_api",
     "database_api",
     "emoji_api",
+    "expression_api",
     "generator_api",
     "get_logger",
     "llm_api",

src/plugin_system/apis/person_api.py

@@ -116,8 +116,24 @@ async def get_person_points(person_id: str, limit: int = 5) -> list[tuple]:
         if not points:
             return []
 
+        # 验证 points 是列表类型
+        if not isinstance(points, list):
+            logger.warning(f"[PersonAPI] 用户记忆点数据类型错误: person_id={person_id}, type={type(points)}, value={points}")
+            return []
+
+        # 过滤掉格式不正确的记忆点 (应该是包含至少3个元素的元组或列表)
+        valid_points = []
+        for point in points:
+            if isinstance(point, list | tuple) and len(point) >= 3:
+                valid_points.append(point)
+            else:
+                logger.warning(f"[PersonAPI] 跳过格式错误的记忆点: person_id={person_id}, point={point}")
+
+        if not valid_points:
+            return []
+
         # 按权重和时间排序，返回最重要的几个点
-        sorted_points = sorted(points, key=lambda x: (x[1], x[2]), reverse=True)
+        sorted_points = sorted(valid_points, key=lambda x: (x[1], x[2]), reverse=True)
         return sorted_points[:limit]
     except Exception as e:
         logger.error(f"[PersonAPI] 获取用户记忆点失败: person_id={person_id}, error={e}")