Changed accumulation metric names

sensors/main.py

@@ -383,8 +383,9 @@ def read_luna(c, temp_c):
         if strength < 100 or dist <= 0 or dist > c['LUNA_MAX_DIST_CM']:
             write(c, 'accumulation', null); return
 
-        fields = {'ground_distance': dist, 'lidar_strength': strength}
+        fields = {'ground_distance': dist, 'ground_calibration': luna_baseline_cm, 'lidar_strength': strength}
 
+        kind = 'none'
         if luna_baseline_cm and (luna_baseline_cm - dist) >= c['LUNA_MIN_DEPTH_CM']:
             t     = temp_c
             depth = round(luna_baseline_cm - dist, 1)
@@ -393,11 +394,10 @@ def read_luna(c, temp_c):
                 'slush' if t is not None and t > c['SLUSH_TEMP_THRESHOLD'] else
                 'snow'  if strength > c['SNOW_STRENGTH_MIN'] else 'ice'
             )
-            fields['ground_calibration'] = luna_baseline_cm
             fields['accumulation']  = depth
-            write(c, 'accumulation', fields, tags={'accumulation_type': kind})
         else:
-            write(c, 'accumulation', fields)
+            fields['accumulation']  = 0
+        write(c, 'accumulation', fields, tags={'accumulation_type': kind})
     except Exception as e:
         print(f"[TF-Luna] {e}")
         write(c, 'accumulation', null)