fix: 修复复盘计划失败问题

app/analysis_db.py

@@ -7,9 +7,6 @@ from sqlalchemy import create_engine
 from sqlalchemy.orm import sessionmaker, declarative_base
 from datetime import datetime
 
-from app.mysql_database import MySQLSessionLocal
-from app.storage_manager import get_storage_manager
-
 logger = logging.getLogger(__name__)
 
 # 数据目录
@@ -31,33 +28,9 @@ AnalysisBase = declarative_base()
 def get_analysis_db():
     """获取期货智析数据库会话。
 
-    根据 MySQL 可用性动态选择后端：
-    - MySQL 可用时返回 MySQL Session
-    - MySQL 不可用时返回 SQLite Session（兜底）
+    分析数据量较小（复盘计划、评分等），始终使用 SQLite 以保证稳定性。
+    AnalysisBase 绑定的是 analysis_engine (SQLite)，ORM 模型均基于此定义。
     """
-    storage = get_storage_manager()
-
-    if MySQLSessionLocal is not None and storage.check_mysql():
-        db = None
-        try:
-            db = MySQLSessionLocal()
-            yield db
-        except Exception as e:
-            logger.warning(f"创建 MySQL analysis session 失败，降级到 SQLite: {e}")
-            if db is not None:
-                try:
-                    db.close()
-                except Exception:
-                    pass
-            db = AnalysisSessionLocal()
-            yield db
-        finally:
-            if db is not None:
-                try:
-                    db.close()
-                except Exception:
-                    pass
-    else:
     db = AnalysisSessionLocal()
     try:
         yield db

app/services/plan_generator.py

@@ -626,6 +626,7 @@ def save_plan_to_db(db: Session, plan_data: dict) -> int:
     review_date_str = plan_data["review_date"]
     week_day = plan_data["week_day"]
 
+    try:
         # 清理旧数据
         existing = db.query(ReviewPlanV2).filter_by(review_date=review_date_str).first()
         if existing:
@@ -741,6 +742,10 @@ def save_plan_to_db(db: Session, plan_data: dict) -> int:
         db.commit()
         logger.info(f"交易计划已保存: {review_date_str}, ID={review_plan_id}")
         return review_plan_id
+    except Exception as e:
+        db.rollback()
+        logger.exception(f"保存交易计划失败: {e}")
+        raise
 
 
 def get_plan_data(db: Session, review_plan_id: int) -> Optional[dict]: