沉降数据导入增加重复数据覆盖处理

app/api/comprehensive_data.py

@@ -99,11 +99,17 @@ def batch_import_checkpoints(request: BatchCheckpointDataImportRequest, db: Sess
 
 @router.post("/batch_import_settlement_data", response_model=DataImportResponse)
 def batch_import_settlement_data(request: BatchSettlementDataImportRequest, db: Session = Depends(get_db)):
-    """批量导入沉降数据"""
+    """批量导入沉降数据
+    
+    duplicate_action: 重复数据处理方式
+    - skip: 跳过重复数据（默认）
+    - overwrite: 覆盖重复数据（根据观测点ID和期数ID判断重复）
+    """
     try:
-        logger.info(f"Starting batch import settlement data, count: {len(request.data)}")
+        logger.info(f"Starting batch import settlement data, count: {len(request.data)}, duplicate_action: {request.duplicate_action}")
         data_list = request.data
-        result = settlement_service.batch_import_settlement_data(db, data_list)
+        duplicate_action = request.duplicate_action or "skip"
+        result = settlement_service.batch_import_settlement_data(db, data_list, duplicate_action=duplicate_action)
         logger.info(f"Batch import settlement data completed: {result['message']}")
 
         return DataImportResponse(