Update metric names (#30)

Update of metric names in `__init__` from api-common release
[v0.6.0](https://github.com/frequenz-floss/frequenz-api-common/releases/tag/v0.6.0)

RELEASE_NOTES.md

@@ -6,7 +6,7 @@
 
 ## Upgrading
 
-<!-- Here goes notes on how to upgrade from previous versions, including deprecations and what they should be replaced with -->
+* Upgrading metric `__init__` to names from api-common release [v0.6.0](https://github.com/frequenz-floss/frequenz-api-common/releases/tag/v0.6.0)
 
 ## New Features
 

src/frequenz/client/common/metric/__init__.py

@@ -26,13 +26,16 @@ class Metric(Enum):
     # General AC electricity metrics
     AC_FREQUENCY = PBMetric.METRIC_AC_FREQUENCY
     AC_VOLTAGE = PBMetric.METRIC_AC_VOLTAGE
-    AC_VOLTAGE_PHASE_1 = PBMetric.METRIC_AC_VOLTAGE_PHASE_1
-    AC_VOLTAGE_PHASE_2 = PBMetric.METRIC_AC_VOLTAGE_PHASE_2
-    AC_VOLTAGE_PHASE_3 = PBMetric.METRIC_AC_VOLTAGE_PHASE_3
-    AC_APPARENT_CURRENT = PBMetric.METRIC_AC_APPARENT_CURRENT
-    AC_APPARENT_CURRENT_PHASE_1 = PBMetric.METRIC_AC_APPARENT_CURRENT_PHASE_1
-    AC_APPARENT_CURRENT_PHASE_2 = PBMetric.METRIC_AC_APPARENT_CURRENT_PHASE_2
-    AC_APPARENT_CURRENT_PHASE_3 = PBMetric.METRIC_AC_APPARENT_CURRENT_PHASE_3
+    AC_VOLTAGE_PHASE_1_N = PBMetric.METRIC_AC_VOLTAGE_PHASE_1_N
+    AC_VOLTAGE_PHASE_2_N = PBMetric.METRIC_AC_VOLTAGE_PHASE_2_N
+    AC_VOLTAGE_PHASE_3_N = PBMetric.METRIC_AC_VOLTAGE_PHASE_3_N
+    AC_VOLTAGE_PHASE_1_PHASE_2 = PBMetric.METRIC_AC_VOLTAGE_PHASE_1_PHASE_2
+    AC_VOLTAGE_PHASE_2_PHASE_3 = PBMetric.METRIC_AC_VOLTAGE_PHASE_2_PHASE_3
+    AC_VOLTAGE_PHASE_3_PHASE_1 = PBMetric.METRIC_AC_VOLTAGE_PHASE_3_PHASE_1
+    AC_CURRENT = PBMetric.METRIC_AC_CURRENT
+    AC_CURRENT_PHASE_1 = PBMetric.METRIC_AC_CURRENT_PHASE_1
+    AC_CURRENT_PHASE_2 = PBMetric.METRIC_AC_CURRENT_PHASE_2
+    AC_CURRENT_PHASE_3 = PBMetric.METRIC_AC_CURRENT_PHASE_3
 
     # AC power metrics
     AC_APPARENT_POWER = PBMetric.METRIC_AC_APPARENT_POWER
@@ -89,10 +92,18 @@ class Metric(Enum):
     AC_REACTIVE_ENERGY_PHASE_3 = PBMetric.METRIC_AC_REACTIVE_ENERGY_PHASE_3
 
     # AC harmonics
-    AC_THD_CURRENT = PBMetric.METRIC_AC_THD_CURRENT
-    AC_THD_CURRENT_PHASE_1 = PBMetric.METRIC_AC_THD_CURRENT_PHASE_1
-    AC_THD_CURRENT_PHASE_2 = PBMetric.METRIC_AC_THD_CURRENT_PHASE_2
-    AC_THD_CURRENT_PHASE_3 = PBMetric.METRIC_AC_THD_CURRENT_PHASE_3
+    AC_TOTAL_HARMONIC_DISTORTION_CURRENT = (
+        PBMetric.METRIC_AC_TOTAL_HARMONIC_DISTORTION_CURRENT
+    )
+    AC_TOTAL_HARMONIC_DISTORTION_CURRENT_PHASE_1 = (
+        PBMetric.METRIC_AC_TOTAL_HARMONIC_DISTORTION_CURRENT_PHASE_1
+    )
+    AC_TOTAL_HARMONIC_DISTORTION_CURRENT_PHASE_2 = (
+        PBMetric.METRIC_AC_TOTAL_HARMONIC_DISTORTION_CURRENT_PHASE_2
+    )
+    AC_TOTAL_HARMONIC_DISTORTION_CURRENT_PHASE_3 = (
+        PBMetric.METRIC_AC_TOTAL_HARMONIC_DISTORTION_CURRENT_PHASE_3
+    )
 
     # General BMS metrics
     BATTERY_CAPACITY = PBMetric.METRIC_BATTERY_CAPACITY