Feature/memory redis (#151)
* [feature]Emotional memory cache * [feature]Implicit memory cache * [changes]Modify the expiration time of implicit memory to 24 hours. * [feature]Emotional memory cache * [feature]Implicit memory cache * [changes]Modify the expiration time of implicit memory to 24 hours. * [changes]Modify the code based on the AI review * [feature]Emotional memory cache * [feature]Implicit memory cache * [changes]Modify the expiration time of implicit memory to 24 hours. * [feature]Implicit memory cache * [changes]Modify the code based on the AI review
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乐力齐
@@ -1,163 +0,0 @@
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"""情绪建议缓存仓储层"""
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from sqlalchemy.orm import Session
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from typing import Optional, Dict, Any
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import datetime
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from app.models.emotion_suggestions_cache_model import EmotionSuggestionsCache
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from app.core.logging_config import get_db_logger
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# 获取数据库专用日志器
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db_logger = get_db_logger()
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class EmotionSuggestionsCacheRepository:
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"""情绪建议缓存仓储类"""
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def __init__(self, db: Session):
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self.db = db
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def get_by_end_user_id(self, end_user_id: str) -> Optional[EmotionSuggestionsCache]:
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"""根据终端用户ID获取缓存
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Args:
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end_user_id: 终端用户ID（组ID）
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Returns:
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缓存记录，如果不存在返回 None
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"""
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try:
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cache = (
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self.db.query(EmotionSuggestionsCache)
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.filter(EmotionSuggestionsCache.end_user_id == end_user_id)
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.first()
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)
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if cache:
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db_logger.info(f"成功获取用户 {end_user_id} 的情绪建议缓存")
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else:
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db_logger.info(f"用户 {end_user_id} 的情绪建议缓存不存在")
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return cache
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except Exception as e:
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db_logger.error(f"获取用户 {end_user_id} 的情绪建议缓存失败: {str(e)}")
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raise
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def create_or_update(
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self,
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end_user_id: str,
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health_summary: str,
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suggestions: list,
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expires_hours: int = 24
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) -> EmotionSuggestionsCache:
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"""创建或更新缓存
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Args:
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end_user_id: 终端用户ID（组ID）
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health_summary: 健康状态摘要
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suggestions: 建议列表
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expires_hours: 过期时间（小时），默认24小时
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Returns:
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缓存记录
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"""
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try:
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# 查找现有记录
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cache = self.get_by_end_user_id(end_user_id)
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now = datetime.datetime.now()
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expires_at = now + datetime.timedelta(hours=expires_hours)
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if cache:
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# 更新现有记录
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cache.health_summary = health_summary
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cache.suggestions = suggestions
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cache.generated_at = now
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cache.expires_at = expires_at
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cache.updated_at = now
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db_logger.info(f"更新用户 {end_user_id} 的情绪建议缓存")
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else:
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# 创建新记录
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cache = EmotionSuggestionsCache(
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end_user_id=end_user_id,
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health_summary=health_summary,
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suggestions=suggestions,
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generated_at=now,
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expires_at=expires_at,
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created_at=now,
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updated_at=now
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)
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self.db.add(cache)
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db_logger.info(f"创建用户 {end_user_id} 的情绪建议缓存")
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self.db.commit()
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self.db.refresh(cache)
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return cache
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except Exception as e:
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self.db.rollback()
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db_logger.error(f"创建或更新用户 {end_user_id} 的情绪建议缓存失败: {str(e)}")
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raise
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def delete_by_end_user_id(self, end_user_id: str) -> bool:
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"""删除缓存
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Args:
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end_user_id: 终端用户ID（组ID）
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Returns:
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是否删除成功
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"""
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try:
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cache = self.get_by_end_user_id(end_user_id)
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if cache:
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self.db.delete(cache)
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self.db.commit()
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db_logger.info(f"删除用户 {end_user_id} 的情绪建议缓存")
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return True
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return False
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except Exception as e:
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self.db.rollback()
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db_logger.error(f"删除用户 {end_user_id} 的情绪建议缓存失败: {str(e)}")
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raise
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@staticmethod
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def is_expired(cache: EmotionSuggestionsCache) -> bool:
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"""检查缓存是否过期
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Args:
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cache: 缓存记录
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Returns:
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是否过期
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"""
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if cache.expires_at is None:
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return False
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return datetime.datetime.now() > cache.expires_at
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# 便捷函数
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def get_cache_by_end_user_id(db: Session, end_user_id: str) -> Optional[EmotionSuggestionsCache]:
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"""根据终端用户ID获取缓存"""
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repo = EmotionSuggestionsCacheRepository(db)
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return repo.get_by_end_user_id(end_user_id)
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def create_or_update_cache(
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db: Session,
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end_user_id: str,
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health_summary: str,
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suggestions: list,
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expires_hours: int = 24
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) -> EmotionSuggestionsCache:
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"""创建或更新缓存"""
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repo = EmotionSuggestionsCacheRepository(db)
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return repo.create_or_update(end_user_id, health_summary, suggestions, expires_hours)
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def delete_cache_by_end_user_id(db: Session, end_user_id: str) -> bool:
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"""删除缓存"""
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repo = EmotionSuggestionsCacheRepository(db)
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return repo.delete_by_end_user_id(end_user_id)
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def is_cache_expired(cache: EmotionSuggestionsCache) -> bool:
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"""检查缓存是否过期"""
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return EmotionSuggestionsCacheRepository.is_expired(cache)
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@@ -1,175 +0,0 @@
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"""隐性记忆缓存仓储层"""
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from sqlalchemy.orm import Session
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from typing import Optional, Dict, Any
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import datetime
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from app.models.implicit_memory_cache_model import ImplicitMemoryCache
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from app.core.logging_config import get_db_logger
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# 获取数据库专用日志器
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db_logger = get_db_logger()
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class ImplicitMemoryCacheRepository:
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"""隐性记忆缓存仓储类"""
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def __init__(self, db: Session):
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self.db = db
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def get_by_end_user_id(self, end_user_id: str) -> Optional[ImplicitMemoryCache]:
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"""根据终端用户ID获取缓存
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Args:
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end_user_id: 终端用户ID
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Returns:
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缓存记录，如果不存在返回 None
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"""
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try:
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cache = (
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self.db.query(ImplicitMemoryCache)
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.filter(ImplicitMemoryCache.end_user_id == end_user_id)
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.first()
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)
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if cache:
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db_logger.info(f"成功获取用户 {end_user_id} 的隐性记忆缓存")
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else:
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db_logger.info(f"用户 {end_user_id} 的隐性记忆缓存不存在")
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return cache
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except Exception as e:
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db_logger.error(f"获取用户 {end_user_id} 的隐性记忆缓存失败: {str(e)}")
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raise
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def create_or_update(
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self,
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end_user_id: str,
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preferences: list,
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portrait: dict,
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interest_areas: dict,
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habits: list,
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expires_hours: int = 168 # 默认7天
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) -> ImplicitMemoryCache:
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"""创建或更新缓存
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Args:
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end_user_id: 终端用户ID
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preferences: 偏好标签列表
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portrait: 四维画像对象
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interest_areas: 兴趣领域分布对象
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habits: 行为习惯列表
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expires_hours: 过期时间（小时），默认168小时（7天）
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Returns:
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缓存记录
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"""
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try:
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# 查找现有记录
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cache = self.get_by_end_user_id(end_user_id)
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now = datetime.datetime.now()
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expires_at = now + datetime.timedelta(hours=expires_hours)
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if cache:
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# 更新现有记录
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cache.preferences = preferences
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cache.portrait = portrait
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cache.interest_areas = interest_areas
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cache.habits = habits
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cache.generated_at = now
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cache.expires_at = expires_at
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cache.updated_at = now
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db_logger.info(f"更新用户 {end_user_id} 的隐性记忆缓存")
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else:
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# 创建新记录
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cache = ImplicitMemoryCache(
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end_user_id=end_user_id,
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preferences=preferences,
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portrait=portrait,
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interest_areas=interest_areas,
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habits=habits,
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generated_at=now,
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expires_at=expires_at,
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created_at=now,
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updated_at=now
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)
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self.db.add(cache)
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db_logger.info(f"创建用户 {end_user_id} 的隐性记忆缓存")
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self.db.commit()
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self.db.refresh(cache)
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return cache
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except Exception as e:
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self.db.rollback()
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db_logger.error(f"创建或更新用户 {end_user_id} 的隐性记忆缓存失败: {str(e)}")
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raise
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def delete_by_end_user_id(self, end_user_id: str) -> bool:
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"""删除缓存
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Args:
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end_user_id: 终端用户ID
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Returns:
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是否删除成功
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"""
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try:
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cache = self.get_by_end_user_id(end_user_id)
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if cache:
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self.db.delete(cache)
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self.db.commit()
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db_logger.info(f"删除用户 {end_user_id} 的隐性记忆缓存")
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return True
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return False
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except Exception as e:
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self.db.rollback()
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db_logger.error(f"删除用户 {end_user_id} 的隐性记忆缓存失败: {str(e)}")
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raise
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@staticmethod
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def is_expired(cache: ImplicitMemoryCache) -> bool:
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"""检查缓存是否过期
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Args:
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cache: 缓存记录
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Returns:
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是否过期
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"""
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if cache.expires_at is None:
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return False
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return datetime.datetime.now() > cache.expires_at
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# 便捷函数
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def get_cache_by_end_user_id(db: Session, end_user_id: str) -> Optional[ImplicitMemoryCache]:
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"""根据终端用户ID获取缓存"""
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repo = ImplicitMemoryCacheRepository(db)
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return repo.get_by_end_user_id(end_user_id)
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def create_or_update_cache(
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db: Session,
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end_user_id: str,
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preferences: list,
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portrait: dict,
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interest_areas: dict,
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habits: list,
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expires_hours: int = 168
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) -> ImplicitMemoryCache:
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"""创建或更新缓存"""
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repo = ImplicitMemoryCacheRepository(db)
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return repo.create_or_update(
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end_user_id, preferences, portrait, interest_areas, habits, expires_hours
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)
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def delete_cache_by_end_user_id(db: Session, end_user_id: str) -> bool:
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"""删除缓存"""
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repo = ImplicitMemoryCacheRepository(db)
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return repo.delete_by_end_user_id(end_user_id)
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def is_cache_expired(cache: ImplicitMemoryCache) -> bool:
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"""检查缓存是否过期"""
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return ImplicitMemoryCacheRepository.is_expired(cache)
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