fix: enm/service 修改service

apps/enm/serializers.py

@@ -45,6 +45,9 @@ class MpointSerializer(CustomModelSerializer):
             attrs["cate"] = "material"
         if "mgroup" in attrs and attrs["mgroup"]:
             attrs["belong_dept"] = attrs["mgroup"].belong_dept
+        formula = attrs.get("formula", "")
+        if formula:
+            pass
         return attrs
 
 

apps/enm/services.py

@@ -25,17 +25,20 @@ def translate_eval_formula(exp_str: str, year: int, month: int, day: int, hour:
     """
     pattern = r"\{(.*?)}"
     matches = re.findall(pattern, exp_str)
+    exp_str2 = exp_str
     for match in matches:
         if match in ["enm_lhxs"]:
-            exp_str = exp_str.replace(f"{{{match}}}", str(get_sysconfig(f"enm.{match}")))
+            exp_str2 = exp_str2.replace(f"{{{match}}}", str(get_sysconfig(f"enm.{match}")))
         else:
-            mpst = MpointStat.objects.filter(Q(mpoint__id=match) | Q(mpoint__name=match) | Q(mpoint__code=match), type="hour", year=year, month=month, day=day, hour=hour).first()
+            mpst = MpointStat.objects.filter(mpoint__code=match, type="hour", year=year, month=month, day=day, hour=hour).first()
             if mpst:
-                exp_str = exp_str.replace(f"{{{match}}}", str(mpst.val))
-    rval = eval(exp_str)
+                exp_str2 = exp_str2.replace(f"{{{match}}}", str(mpst.val))
+    try:
+        rval = eval(exp_str2)
+    except Exception as e:
+        myLogger.error(f"表达式计算错误: {e}")
     return rval
 
-
 def transfer_mpoint_val_to_ep_running_state(current_val, base_val: float, expr_str: str):
     """
     将测点值转换所监测设备的运行状态值