初始化
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176
app/servives/measurement_data_service.py
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176
app/servives/measurement_data_service.py
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"""量测数据服务"""
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from typing import List, Dict, Tuple
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from sqlalchemy import text
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from sqlalchemy.orm import Session
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from app.core.logging_config import get_logger
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from app.models.measurement_data import MeasurementData
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from app.models.checkpoint import Checkpoint
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from app.models.section_data import SectionData
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from app.schemas.measurement_data import MeasurementDataCreate, MeasurementDataQuery
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from app.schemas.common import BatchImportResponse
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from .table_manager import TableManager
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logger = get_logger(__name__)
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class MeasurementDataService:
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"""量测数据服务"""
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@staticmethod
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def batch_import(db: Session, account_id: int, data: List[MeasurementDataCreate]) -> BatchImportResponse:
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"""批量导入量测数据"""
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table_name = MeasurementData.get_table_name(account_id)
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if not TableManager.ensure_table_exists(db, "measurement_data", account_id):
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return BatchImportResponse(
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success=False, total=len(data), inserted=0, skipped=0,
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message="创建表失败"
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)
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# 量测数据不检查重复，直接插入
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if data:
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try:
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values = []
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params = {}
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for i, item in enumerate(data):
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values.append(f"(:monitoring_time_{i}, :upload_time_{i}, :monitoring_value_{i}, "
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f":deformation_value_{i}, :time_interval_{i}, :cumulative_deformation_{i}, "
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f":deformation_rate_{i}, :distance_working_face_{i}, :point_id_{i})")
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params[f"monitoring_time_{i}"] = item.monitoring_time
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params[f"upload_time_{i}"] = item.upload_time
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params[f"monitoring_value_{i}"] = item.monitoring_value
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params[f"deformation_value_{i}"] = item.deformation_value
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params[f"time_interval_{i}"] = item.time_interval
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params[f"cumulative_deformation_{i}"] = item.cumulative_deformation
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params[f"deformation_rate_{i}"] = item.deformation_rate
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params[f"distance_working_face_{i}"] = item.distance_working_face
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params[f"point_id_{i}"] = item.point_id
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sql = f"""INSERT INTO {table_name}
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(monitoring_time, upload_time, monitoring_value, deformation_value,
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time_interval, cumulative_deformation, deformation_rate, distance_working_face, point_id)
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VALUES {','.join(values)}"""
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db.execute(text(sql), params)
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db.commit()
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logger.info(f"量测数据导入成功: account_id={account_id}, 插入={len(data)}")
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except Exception as e:
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db.rollback()
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logger.error(f"量测数据导入失败: {e}")
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return BatchImportResponse(
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success=False, total=len(data), inserted=0, skipped=0,
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message=f"插入失败: {str(e)}"
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)
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return BatchImportResponse(
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success=True, total=len(data), inserted=len(data), skipped=0,
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message="导入成功"
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)
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@staticmethod
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def query(db: Session, params: MeasurementDataQuery) -> Tuple[List[Dict], int]:
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"""查询量测数据"""
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table_name = MeasurementData.get_table_name(params.account_id)
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if not TableManager.ensure_table_exists(db, "measurement_data", params.account_id):
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return [], 0
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conditions = []
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query_params = {}
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if params.point_id:
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conditions.append("point_id = :point_id")
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query_params["point_id"] = params.point_id
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if params.monitoring_time_start:
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conditions.append("monitoring_time >= :monitoring_time_start")
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query_params["monitoring_time_start"] = params.monitoring_time_start
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if params.monitoring_time_end:
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conditions.append("monitoring_time <= :monitoring_time_end")
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query_params["monitoring_time_end"] = params.monitoring_time_end
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where_clause = " AND ".join(conditions) if conditions else "1=1"
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count_sql = f"SELECT COUNT(*) FROM {table_name} WHERE {where_clause}"
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total = db.execute(text(count_sql), query_params).scalar()
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offset = (params.page - 1) * params.page_size
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query_params["limit"] = params.page_size
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query_params["offset"] = offset
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data_sql = f"SELECT * FROM {table_name} WHERE {where_clause} ORDER BY monitoring_time DESC LIMIT :limit OFFSET :offset"
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result = db.execute(text(data_sql), query_params)
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items = [dict(row._mapping) for row in result.fetchall()]
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return items, total
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@staticmethod
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def query_by_department(db: Session, account_id: int, department_id: str,
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page: int = 1, page_size: int = 20,
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monitoring_time_start=None, monitoring_time_end=None) -> Tuple[List[Dict], int]:
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"""根据department_id查询量测数据（包含断面和观测点信息）"""
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measurement_table = MeasurementData.get_table_name(account_id)
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checkpoint_table = Checkpoint.get_table_name(account_id)
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section_table = SectionData.get_table_name(account_id)
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for table_type in ["measurement_data", "checkpoint", "section_data"]:
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if not TableManager.ensure_table_exists(db, table_type, account_id):
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return [], 0
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# 获取department下的section信息
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section_sql = f"SELECT section_id, mileage, rock_mass_classification FROM {section_table} WHERE department_id = :department_id"
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section_result = db.execute(text(section_sql), {"department_id": department_id})
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section_map = {row[0]: {"mileage": row[1], "rock_mass_classification": row[2]} for row in section_result.fetchall()}
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if not section_map:
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return [], 0
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section_ids = list(section_map.keys())
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section_placeholders = ",".join([f":sid_{i}" for i in range(len(section_ids))])
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params = {f"sid_{i}": sid for i, sid in enumerate(section_ids)}
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# 获取这些section下的checkpoint信息
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checkpoint_sql = f"SELECT point_id, name, section_id FROM {checkpoint_table} WHERE section_id IN ({section_placeholders})"
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checkpoint_result = db.execute(text(checkpoint_sql), params)
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checkpoint_map = {row[0]: {"name": row[1], "section_id": row[2]} for row in checkpoint_result.fetchall()}
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if not checkpoint_map:
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return [], 0
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point_ids = list(checkpoint_map.keys())
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point_placeholders = ",".join([f":pid_{i}" for i in range(len(point_ids))])
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params = {f"pid_{i}": pid for i, pid in enumerate(point_ids)}
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# 构建时间条件
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time_conditions = []
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if monitoring_time_start:
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time_conditions.append("monitoring_time >= :time_start")
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params["time_start"] = monitoring_time_start
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if monitoring_time_end:
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time_conditions.append("monitoring_time <= :time_end")
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params["time_end"] = monitoring_time_end
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time_clause = " AND " + " AND ".join(time_conditions) if time_conditions else ""
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# 查询总数
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count_sql = f"SELECT COUNT(*) FROM {measurement_table} WHERE point_id IN ({point_placeholders}){time_clause}"
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total = db.execute(text(count_sql), params).scalar()
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# 分页查询
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offset = (page - 1) * page_size
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params["limit"] = page_size
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params["offset"] = offset
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data_sql = f"SELECT * FROM {measurement_table} WHERE point_id IN ({point_placeholders}){time_clause} ORDER BY monitoring_time DESC LIMIT :limit OFFSET :offset"
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result = db.execute(text(data_sql), params)
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items = []
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for row in result.fetchall():
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item = dict(row._mapping)
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checkpoint_info = checkpoint_map.get(item.get("point_id"), {})
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item["point_name"] = checkpoint_info.get("name")
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section_id = checkpoint_info.get("section_id")
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section_info = section_map.get(section_id, {})
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item["section_mileage"] = section_info.get("mileage")
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item["rock_mass_classification"] = section_info.get("rock_mass_classification")
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items.append(item)
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return items, total
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