Changes from jlegen + fix chargeDuration; use chargeVoltages from JSON

.gitignore

@@ -0,0 +1,2 @@
+rsync.sh
+*.json

README.md

@@ -43,10 +43,9 @@ Within the project there is a file `/data/dbus-evcc/config.ini` - just change th
    (Count up `dbus-evcc-1` for each loadpoint)
 2. Update the `dbus-evcc-1/config.ini`:
    - The `deviceinstance` should be different for each loadpoint: Use `43` for the first. Use `44` for the second loadpoint...
-3. Update the `dbus-evcc.py`:
-   Search for `["loadpoints"][0]` and replace it with `["loadpoints"][1]`.
+   - The `loadpointInstance` should be different for each loadpoint: Use `0` for the first. Use `1` for the second loadpoint...
 
-If you have more than two loadpoints, the procedure is the same, but the index should be counted up.
+If you have more than two loadpoints, the procedure is the same, but the indexes should be counted up.
 
 ## Useful links
 Many thanks. @vikt0rm, @fabian-lauer, @trixing and @JuWorkshop project:

config.ini

@@ -1,7 +1,10 @@
 [DEFAULT]
 AccessType = OnPremise
 SignOfLifeLog = 1
+# Default = 43. Count up for every additional loadpoint
 Deviceinstance = 43
+# Read readme.md first! Default = 0. Count up for every additional loadpoint
+LoadpointInstance = 0 
 
 [ONPREMISE]
 Host=192.168.1.2:7070

dbus-evcc.py

@@ -24,6 +24,8 @@ class DbusEvccChargerService:
     def __init__(self, servicename, paths, productname='EVCC-Charger', connection='EVCC REST API'):
         config = self._getConfig()
         deviceinstance = int(config['DEFAULT']['Deviceinstance'])
+        global lpInstance
+        lpInstance = int(config['DEFAULT']['LoadpointInstance'])
 
         self._dbusservice = VeDbusService("{}.http_{:02d}".format(servicename, deviceinstance))
         self._paths = paths
@@ -36,7 +38,11 @@ def __init__(self, servicename, paths, productname='EVCC-Charger', connection='E
         ]
 
         # get data from go-eCharger
-        data = self._getEvccChargerData()
+        result = self._getEvccChargerData()
+        loadpoint = result["loadpoints"][lpInstance]
+
+        # Set custom name from loadpoint title
+        customname = str(loadpoint['title'])
 
         # Create the management objects, as specified in the ccgx dbus-api document
         self._dbusservice.add_path('/Mgmt/ProcessName', __file__)
@@ -48,8 +54,8 @@ def __init__(self, servicename, paths, productname='EVCC-Charger', connection='E
         self._dbusservice.add_path('/DeviceInstance', deviceinstance)
         self._dbusservice.add_path('/ProductId', 0xFFFF)  #
         self._dbusservice.add_path('/ProductName', productname)
-        self._dbusservice.add_path('/CustomName', productname)
-        #self._dbusservice.add_path('/FirmwareVersion', int(data['divert_update']))
+        self._dbusservice.add_path('/CustomName', customname)
+        self._dbusservice.add_path('/FirmwareVersion', result["version"])
         self._dbusservice.add_path('/HardwareVersion', 2)
         #self._dbusservice.add_path('/Serial', data['comm_success'])
         self._dbusservice.add_path('/Connected', 1)
@@ -129,23 +135,26 @@ def _signOfLife(self):
     def _update(self):
         try:
             # get data from go-eCharger
-            data = self._getEvccChargerData()
-            result = data["result"]
-            loadpoint = result["loadpoints"][0]
+            result = self._getEvccChargerData()
+            loadpoint = result["loadpoints"][lpInstance]
 
             # send data to DBus
 
             # not really needed, but can be enabled
-            voltage = 230 # adjust to your voltage
-            self._dbusservice['/Ac/L1/Power'] = float(loadpoint['chargeCurrents'][0]) * voltage # watt
-            self._dbusservice['/Ac/L2/Power'] = float(loadpoint['chargeCurrents'][1]) * voltage # watt
-            self._dbusservice['/Ac/L3/Power'] = float(loadpoint['chargeCurrents'][2]) * voltage # watt
+            voltage1 = float(loadpoint['chargeVoltages'][0]) # volt
+            voltage2 = float(loadpoint['chargeVoltages'][1]) # volt
+            voltage3 = float(loadpoint['chargeVoltages'][2]) # volt
+            voltage = (voltage1 + voltage2 + voltage3) / 3 # 230 # adjust to your voltage
+
+            self._dbusservice['/Ac/L1/Power'] = float(loadpoint['chargeCurrents'][0]) * voltage1 # watt
+            self._dbusservice['/Ac/L2/Power'] = float(loadpoint['chargeCurrents'][1]) * voltage2 # watt
+            self._dbusservice['/Ac/L3/Power'] = float(loadpoint['chargeCurrents'][2]) * voltage3 # watt
             self._dbusservice['/Ac/Voltage'] = voltage
 
             self._dbusservice['/Ac/Power'] = float(loadpoint['chargePower']) # w
-            self._dbusservice['/Current'] = float(loadpoint['chargeCurrent'])
+            self._dbusservice['/Current'] = float(loadpoint['chargePower']) / voltage
 
-            self._dbusservice['/SetCurrent'] = float(loadpoint['chargeCurrent'])
+            self._dbusservice['/SetCurrent'] = float(loadpoint['chargePower']) / voltage
             self._dbusservice['/MaxCurrent'] = int(loadpoint['maxCurrent']) # int(data['ama'])
 
 
@@ -180,7 +189,7 @@ def _update(self):
             if status == 0:
                 self._dbusservice['/ChargingTime'] = 0
             else:
-                self._dbusservice['/ChargingTime'] = int(loadpoint["chargeDuration"])/1000000000  # s
+                self._dbusservice['/ChargingTime'] = int(loadpoint["chargeDuration"]) # /1000000000  # s
 
             # logging
             logging.debug("Wallbox Consumption (/Ac/Power): %s" % (self._dbusservice['/Ac/Power']))

example-calls.http

@@ -0,0 +1,6 @@
+#@baseUrl=http://evcc.local:7070
+@baseUrl=http://192.168.40.227:7070
+
+
+### get evcc state
+GET {{baseUrl}}/api/state