1.自动更新今日需要抓取数据
2.工况接口返回
This commit is contained in:
@@ -90,4 +90,4 @@ class AccountService:
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db.delete(db_account)
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db.commit()
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return True
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return False
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return False
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152
app/services/daily.py
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152
app/services/daily.py
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@@ -0,0 +1,152 @@
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from sqlalchemy.orm import Session
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from typing import List, Optional, Dict, Any, Set, Tuple,Union
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from ..models.level_data import LevelData
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from ..models.daily import DailyData
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from .base import BaseService
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from ..models.settlement_data import SettlementData
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from sqlalchemy import func, select, desc,over
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from sqlalchemy.orm import Session
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import logging
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logger = logging.getLogger(__name__)
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class DailyDataService(BaseService[DailyData]):
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def __init__(self):
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super().__init__(DailyData)
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def _dict_to_instance(self, data_dict: Dict) -> DailyData:
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"""辅助方法:将单个字典转换为 DailyData 实例"""
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model_fields = [col.name for col in DailyData.__table__.columns]
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filtered_data = {k: v for k, v in data_dict.items() if k in model_fields}
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return DailyData(**filtered_data)
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def _ensure_instances(self, data: Union[List[Dict], List[DailyData]]) -> List[DailyData]:
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"""确保输入数据是 DailyData 实例列表"""
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if not isinstance(data, list):
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raise TypeError(f"输入必须是列表,而非 {type(data)}")
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instances = []
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for item in data:
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if isinstance(item, DailyData):
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instances.append(item)
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elif isinstance(item, dict):
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instances.append(self._dict_to_instance(item))
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else:
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raise TypeError(f"列表元素必须是 dict 或 DailyData 实例,而非 {type(item)}")
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return instances
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def batch_create_by_account_nyid(self, db: Session, data: Union[List[Dict], List[DailyData]]) -> List[DailyData]:
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"""
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批量创建记录,支持两种输入格式:
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- List[DailyData]:模型实例列表
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- List[dict]:字典列表(自动转换为实例)
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通过 (account_id, NYID) 联合判断是否已存在,存在则忽略
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"""
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try:
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data_list = self._ensure_instances(data)
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except TypeError as e:
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logger.error(f"数据格式错误:{str(e)}")
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raise
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target_pairs: List[Tuple[int, int]] = [
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(item.account_id, item.NYID)
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for item in data_list
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if item.account_id is not None and item.NYID is not None
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]
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if not target_pairs:
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logger.warning("批量创建失败:所有记录缺少 account_id 或 NYID")
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return []
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existing_pairs: Set[Tuple[int, int]] = {
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(item.account_id, item.NYID)
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for item in db.query(DailyData.account_id, DailyData.NYID)
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.filter(DailyData.account_id.in_([p[0] for p in target_pairs]),
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DailyData.NYID.in_([p[1] for p in target_pairs]))
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.all()
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}
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to_create = [
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item for item in data_list
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if (item.account_id, item.NYID) not in existing_pairs
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]
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ignored_count = len(data_list) - len(to_create)
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if ignored_count > 0:
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logger.info(f"批量创建时忽略{ignored_count}条已存在记录(account_id和NYID已存在)")
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if not to_create:
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return []
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# 修复点:使用 add_all 替代 bulk_save_objects,确保对象被会话跟踪
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db.add_all(to_create) # 这里是关键修改
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db.commit()
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# 现在可以安全地刷新实例了
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for item in to_create:
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db.refresh(item)
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return to_create
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def get_nyid_by_point_id(
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self,
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db: Session,
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point_ids: List[int] = None,
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max_num: int = 1
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) -> List[List[dict]]:
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"""
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获取指定point_id的记录,修复子查询中模型对象访问错误
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"""
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# 处理参数默认值
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point_ids = point_ids or []
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max_num = max(max_num, 1)
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# 窗口函数:按point_id分组,每组内按NYID降序编号
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row_num = over(
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func.row_number(),
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partition_by=SettlementData.point_id,
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order_by=desc(SettlementData.NYID)
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).label("row_num")
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# 子查询:查询模型的所有字段 + 行号(不保留模型对象,只展平字段)
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# 先获取模型的所有字段列表
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model_columns = [getattr(SettlementData, col.name) for col in SettlementData.__table__.columns]
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subquery = (
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select(*model_columns, row_num) # 展开所有字段 + 行号
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.where(SettlementData.point_id.in_(point_ids) if point_ids else True)
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.subquery()
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)
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# 主查询:筛选行号<=max_num的记录
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query = (
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select(subquery)
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.where(subquery.c.row_num <= max_num)
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.order_by(subquery.c.point_id, subquery.c.row_num)
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)
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# 执行查询(结果为包含字段值的行对象)
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results = db.execute(query).all()
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grouped: Dict[int, List[dict]] = {}
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# 获取模型字段名列表(用于映射行对象到字典)
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field_names = [col.name for col in SettlementData.__table__.columns]
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for row in results:
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# 将行对象转换为字典(忽略最后一个字段row_num)
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item_dict = {
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field: getattr(row, field)
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for field in field_names
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}
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pid = item_dict["point_id"]
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if pid not in grouped:
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grouped[pid] = []
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grouped[pid].append(item_dict)
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# 按输入point_ids顺序整理结果
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if not point_ids:
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point_ids = sorted(grouped.keys())
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# 构建[[{}], [{}]]格式
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return [
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[record] for pid in point_ids for record in grouped.get(pid, [])
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]
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@@ -3,7 +3,14 @@ from typing import List, Optional, Dict, Any
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from ..models.settlement_data import SettlementData
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from ..models.checkpoint import Checkpoint
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from .base import BaseService
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from sqlalchemy.orm import Session
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from typing import Dict, List
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from ..models.settlement_data import SettlementData
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from ..models.level_data import LevelData
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import logging
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from datetime import datetime
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logger = logging.getLogger(__name__)
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class SettlementDataService(BaseService[SettlementData]):
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def __init__(self):
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super().__init__(SettlementData)
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@@ -340,4 +347,81 @@ class SettlementDataService(BaseService[SettlementData]):
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'success_count': success_count,
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'failed_count': failed_count,
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'failed_items': failed_items
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}
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}
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# 根据水准线路编码获取最新的NYID并获取对应的测点数据
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def get_settlement_by_linecode(
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self,
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db: Session,
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linecode: str,
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num: int = 1 # 新增参数:控制返回的期数,默认1(最新一期)
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) -> Dict:
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"""
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根据水准线路编码(linecode)查询对应沉降数据,支持按期数筛选
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关联逻辑:LevelData.linecode → LevelData.NYID → SettlementData.NYID
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:param db: 数据库会话
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:param linecode: 目标水准线路编码
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:param num: 返回的期数(按NYID从大到小排序),默认1(最新一期)
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:return: 字典格式,包含沉降数据列表,键为 "settlement_data"
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"""
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try:
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logger.info(f"开始查询linecode={linecode}对应的沉降数据(取前{num}期)")
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# 1. 根据linecode查询水准线路表,获取所有关联的NYID(去重后按NYID降序排序)
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nyid_query = db.query(LevelData.NYID)\
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.filter(LevelData.linecode == linecode)\
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.distinct()\
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.order_by(LevelData.NYID.desc()) # 按NYID降序,确保最新的在前
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# 根据num参数截取前N期的NYID
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top_nyids = nyid_query.limit(num).all()
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if not top_nyids:
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logger.warning(f"未查询到linecode={linecode}对应的水准线路记录")
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return {"settlement_data": []}
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# 提取NYID字符串列表(按降序排列,保持最新的在前)
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target_nyids = [item.NYID for item in top_nyids]
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# 2. 根据NYID列表查询沉降数据表,按NYID降序、观测时间升序排列
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settlement_records = db.query(SettlementData)\
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.filter(SettlementData.NYID.in_(target_nyids))\
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.order_by(
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SettlementData.NYID.desc(), # 期数从新到旧
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SettlementData.MTIME_W.asc() # 同期内按观测时间从早到晚
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)\
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.all()
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# 3. 转换模型实例为字典列表(处理日期格式)
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settlement_data = []
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for record in settlement_records:
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record_dict = {
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"id": record.id,
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"point_id": record.point_id,
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"CVALUE": record.CVALUE,
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"MAVALUE": record.MAVALUE,
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"MTIME_W": record.MTIME_W.strftime("%Y-%m-%d %H:%M:%S") if record.MTIME_W else None,
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"NYID": record.NYID,
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"PRELOADH": record.PRELOADH,
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"PSTATE": record.PSTATE,
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"REMARK": record.REMARK,
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"WORKINFO": record.WORKINFO,
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"createdate": record.createdate.strftime("%Y-%m-%d %H:%M:%S") if record.createdate else None,
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"day": record.day,
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"day_jg": record.day_jg,
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"isgzjdxz": record.isgzjdxz,
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"mavalue_bc": record.mavalue_bc,
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"mavalue_lj": record.mavalue_lj,
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"sjName": record.sjName,
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"useflag": record.useflag,
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"workinfoname": record.workinfoname,
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"upd_remark": record.upd_remark
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}
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settlement_data.append(record_dict)
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logger.info(f"查询完成,linecode={linecode}的前{num}期对应{len(settlement_data)}条沉降数据")
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return {"settlement_data": settlement_data}
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except Exception as e:
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logger.error(f"查询linecode={linecode}的沉降数据失败:{str(e)}", exc_info=True)
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raise e
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