fix: _get_realtime_snapshot加请求级缓存,一次页面渲染只查一次DB

sage_datamart/init.py

@@ -250,12 +250,17 @@ async def api_distributor_customers(request):
 # ── Jinja2 模板函数（实时，角色感知）──
 
 async def _get_realtime_snapshot(request):
-    """一次查询返回全部实时指标(含角色)，各j2函数复用同一结果"""
+    """一次查询返回全部实时指标(含角色)，同一请求内缓存复用"""
+    cache_key = '_sage_datamart_rt_cache'
+    if cache_key in request:
+        return request[cache_key]
     env = request._run_ns
     scope, org_filter = await _resolve_view(request)
     today = env.curDateString()
     async with get_sor_context(env, MODULE_NAME) as sor:
-        return await get_realtime_stats(sor, today, scope, org_filter)
+        result = await get_realtime_stats(sor, today, scope, org_filter)
+    request[cache_key] = result
+    return result
 
 
 async def j2_realtime_calls(request):