后端统一时区为 UTC

app/services/burst_location.py

@@ -15,6 +15,7 @@ from app.services.scheme_management import (
     store_scheme_info,
 )
 from app.services.tjnetwork import dump_inp, get_all_scada_info
+from app.services.time_api import extract_date, parse_utc_time, utc_now
 
 SeriesInput = pd.Series | dict[str, Any] | list[dict[str, Any]]
 FLOW_SCADA_TYPES = {"pipe_flow", "flow", "demand"}
@@ -301,7 +302,7 @@ def run_burst_location_by_network(
 def list_burst_location_schemes(
     network: str, query_date: datetime | str | None = None
 ) -> list[dict[str, Any]]:
-    parsed_date = _to_datetime(query_date).date() if query_date is not None else None
+    parsed_date = extract_date(query_date, field_name="query_date") if query_date is not None else None
     return query_burst_location_schemes(
         name=network, network=network, query_date=parsed_date
     )
@@ -327,7 +328,7 @@ def _store_burst_scheme(
     if scheme_name_exists(network, scheme_name):
         raise ValueError(f"方案名称已存在: {scheme_name}")
 
-    now_iso = datetime.now().isoformat()
+    now_iso = utc_now().isoformat()
     scheme_detail = {
         "network": network,
         "pressure_scada_ids": payload.get("pressure_scada_ids", []),
@@ -641,9 +642,7 @@ def _dedupe_ids(ids: list[str] | None) -> list[str]:
 
 
 def _to_datetime(value: datetime | str) -> datetime:
-    if isinstance(value, datetime):
-        return value
-    return datetime.fromisoformat(value)
+    return parse_utc_time(value)
 
 
 def _prepare_burst_inp(network: str) -> str: