refactor(db)!: finalize pooled WNDB v2 migration

app/api/v1/endpoints/network/demands.py

@@ -1,5 +1,6 @@
-from fastapi import APIRouter, Request, Query, Path, Body
-from typing import Any, List, Dict, Union
+from typing import Any
+
+from fastapi import APIRouter, Body, Query
 from app.services.tjnetwork import (
     ChangeSet,
     calculate_demand_to_network,
@@ -21,7 +22,7 @@ router = APIRouter()
     summary="获取需水量属性架构",
     description="获取指定水网中需水量(Demand)的属性架构定义"
 )
-async def fastapi_get_demand_schema(network: str = Query(..., description="管网名称（或数据库名称）")) -> dict[str, dict[str, Any]]:
+def fastapi_get_demand_schema(network: str = Query(..., description="管网名称（或数据库名称）")) -> dict[str, dict[str, Any]]:
     """
     获取需水量属性架构。
     
@@ -35,7 +36,7 @@ async def fastapi_get_demand_schema(network: str = Query(..., description="管
     summary="获取需水量属性",
     description="获取指定水网中节点的需水量属性信息"
 )
-async def fastapi_get_demand_properties(
+def fastapi_get_demand_properties(
     network: str = Query(..., description="管网名称（或数据库名称）"),
     junction: str = Query(..., description="节点ID")
 ) -> dict[str, Any]:
@@ -54,17 +55,17 @@ async def fastapi_get_demand_properties(
     summary="设置需水量属性",
     description="设置指定水网中节点的需水量属性信息"
 )
-async def fastapi_set_demand_properties(
+def fastapi_set_demand_properties(
     network: str = Query(..., description="管网名称（或数据库名称）"),
     junction: str = Query(..., description="节点ID"),
-    req: Request = None
+    payload: dict[str, Any] = Body(...)
 ) -> ChangeSet:
     """
     设置节点的需水量属性。
     
     修改指定节点的需水量信息。请求体应包含需水量值、水压等级等属性。
     """
-    props = await req.json()
+    props = payload
     ps = {"junction": junction} | props
     return set_demand(network, ChangeSet(ps))
 
@@ -76,9 +77,9 @@ async def fastapi_set_demand_properties(
     summary="计算需水量到节点分配",
     description="将总需水量按指定方式分配到多个节点"
 )
-async def fastapi_calculate_demand_to_nodes(
+def fastapi_calculate_demand_to_nodes(
     network: str = Query(..., description="管网名称（或数据库名称）"),
-    req: Request = None
+    payload: dict[str, Any] = Body(...)
 ) -> dict[str, float]:
     """
     计算需水量到节点分配。
@@ -91,7 +92,7 @@ async def fastapi_calculate_demand_to_nodes(
         "nodes": 节点ID列表(list[str])
     }
     """
-    props = await req.json()
+    props = payload
     demand = props["demand"]
     nodes = props["nodes"]
     return calculate_demand_to_nodes(network, demand, nodes)
@@ -101,9 +102,9 @@ async def fastapi_calculate_demand_to_nodes(
     summary="计算需水量到区域分配",
     description="将总需水量按区域特征分配到该区域内的节点"
 )
-async def fastapi_calculate_demand_to_region(
+def fastapi_calculate_demand_to_region(
     network: str = Query(..., description="管网名称（或数据库名称）"),
-    req: Request = None
+    payload: dict[str, Any] = Body(...)
 ) -> dict[str, float]:
     """
     计算需水量到区域分配。
@@ -116,7 +117,7 @@ async def fastapi_calculate_demand_to_region(
         "region": 区域ID(str)
     }
     """
-    props = await req.json()
+    props = payload
     demand = props["demand"]
     region = props["region"]
     return calculate_demand_to_region(network, demand, region)
@@ -126,7 +127,7 @@ async def fastapi_calculate_demand_to_region(
     summary="计算需水量到整网分配",
     description="将需水量均匀分配到整个水网的所有需水节点"
 )
-async def fastapi_calculate_demand_to_network(
+def fastapi_calculate_demand_to_network(
     network: str = Query(..., description="管网名称（或数据库名称）"),
     demand: float = Query(..., description="总需水量(m³/h)", gt=0)
 ) -> dict[str, float]: