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plugin.py
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# myenergi Python Plugin for Domoticz
#
# Authors: mvdklip
#
# Based on
#
# https://github.com/rklomp/Domoticz-SMA-SunnyBoy
# https://github.com/twonk/MyEnergi-App-Api
"""
<plugin key="myenergi" name="myenergi" author="mvdklip" version="1.1.5">
<description>
<h2>myenergi Plugin</h2><br/>
<h3>Features</h3>
<ul style="list-style-type:square">
<li>Register generation, usage and more</li>
</ul>
</description>
<params>
<param field="Username" label="Hub serial" width="200px" required="true"/>
<param field="Password" label="Password as set in the app" width="200px" required="true" password="true"/>
<param field="Mode3" label="Query interval" width="75px" required="true">
<options>
<option label="5 sec" value="1"/>
<option label="15 sec" value="3"/>
<option label="30 sec" value="6" default="true"/>
<option label="1 min" value="12"/>
<option label="3 min" value="36"/>
<option label="5 min" value="60"/>
<option label="10 min" value="120"/>
</options>
</param>
<param field="Mode6" label="Debug" width="75px">
<options>
<option label="True" value="Debug"/>
<option label="False" value="Normal" default="true"/>
</options>
</param>
</params>
</plugin>
"""
import requests
import Domoticz
class BasePlugin:
enabled = False
lastPolled = 0
baseUrl = "https://director.myenergi.net"
headers = {'Content-Type': 'application/json', 'Accept': 'application/json'}
maxAttempts = 3
httpTimeout = 3
def __init__(self):
return
def onStart(self):
Domoticz.Debug("onStart called")
if Parameters["Mode6"] == "Debug":
Domoticz.Debugging(1)
else:
Domoticz.Debugging(0)
# TODO - Find a way to get total counters from the API instead of letting Domoticz compute
if len(Devices) < 1:
Domoticz.Device(Name="Generation", Unit=1, TypeName='kWh', Switchtype=4, Options={'EnergyMeterMode':'1'}).Create()
if len(Devices) < 2:
Domoticz.Device(Name="Grid Import", Unit=2, TypeName='kWh', Options={'EnergyMeterMode':'1'}).Create()
if len(Devices) < 3:
Domoticz.Device(Name="Car Charging", Unit=3, TypeName='kWh', Options={'EnergyMeterMode':'1'}).Create()
if len(Devices) < 4:
Domoticz.Device(Name="Home Consumption", Unit=4, TypeName='kWh', Options={'EnergyMeterMode':'1'}).Create()
if len(Devices) < 5:
Domoticz.Device(Name="Grid Export", Unit=5, TypeName='kWh', Options={'EnergyMeterMode':'1'}).Create()
if len(Devices) < 6:
Domoticz.Device(Name="Eddi Heating", Unit=6, TypeName='kWh', Options={'EnergyMeterMode':'1'}).Create()
if len(Devices) < 7:
Domoticz.Device(Name="Eddi Temp", Unit=7, Type=80, Subtype=5).Create()
DumpConfigToLog()
Domoticz.Heartbeat(5)
def onStop(self):
Domoticz.Debug("onStop called")
def onHeartbeat(self):
Domoticz.Debug("onHeartbeat called %d" % self.lastPolled)
if self.lastPolled == 0:
attempt = 1
while True:
if attempt <= self.maxAttempts:
if attempt > 1:
Domoticz.Debug("Previous attempt failed, trying again...")
else:
Domoticz.Error("Failed to retrieve data from %s, cancelling..." % self.baseUrl)
break # while True
attempt += 1
url = "%s/cgi-jstatus-*" % self.baseUrl
r = None
try:
r = requests.get(
url,
auth=requests.auth.HTTPDigestAuth(Parameters["Username"], Parameters["Password"]),
headers=self.headers,
timeout=self.httpTimeout,
)
if 'x_myenergi-asn' in r.headers:
newUrl = "https://%s" % r.headers['x_myenergi-asn']
if (newUrl != self.baseUrl):
self.baseUrl = "https://%s" % r.headers['x_myenergi-asn']
Domoticz.Debug("Base URL has changed to %s" % self.baseUrl)
break # while True
r.raise_for_status()
j = r.json()
except Exception as e:
if r and r.status_code == 401:
Domoticz.Error("Unauthorized! Please check hub serial and password settings!")
break # while True
else:
Domoticz.Log("No data from %s; %s" % (url, e))
else:
Domoticz.Debug("Received data: %s" % j)
zappi_gen_watt = 0 # Generation (W)
zappi_grd_watt = 0 # Grid (W)
zappi_div_watt = 0 # Car Charging (W)
zappi_hom_watt = 0 # Home Consumption (W)
eddi_htg_watt = 0
eddi_temp = 0
for data in j:
# Eddi
if 'eddi' in data:
for device in data['eddi']:
if 'div' in device:
eddi_htg_watt += device['div']
if 'tp1' in device:
eddi_temp += device['tp1']
# Zappi
if 'zappi' in data:
for device in data['zappi']:
if 'gen' in device:
zappi_gen_watt += device['gen']
if 'grd' in device:
zappi_grd_watt += device['grd']
if 'div' in device:
zappi_div_watt += device['div']
zappi_hom_watt = max(
zappi_grd_watt + zappi_gen_watt - zappi_div_watt,
0
)
# TODO - Find a way to get total counters from the API instead of letting Domoticz compute
Devices[1].Update(nValue=0, sValue=str(zappi_gen_watt)+";0")
Devices[3].Update(nValue=0, sValue=str(zappi_div_watt)+";0")
Devices[4].Update(nValue=0, sValue=str(zappi_hom_watt)+";0")
Devices[6].Update(nValue=0, sValue=str(eddi_htg_watt)+";0")
Devices[7].Update(nValue=0, sValue=str(eddi_temp)+";0")
# Work around negative kWh Domoticz issue #4736 using separate import and export grid meters
if (zappi_grd_watt < 0):
Devices[5].Update(nValue=0, sValue=str(abs(zappi_grd_watt))+";0") # (-) Grid export
Devices[2].Update(nValue=0, sValue="0;0")
else:
Devices[2].Update(nValue=0, sValue=str(zappi_grd_watt)+";0") # (+) Grid import
Devices[5].Update(nValue=0, sValue="0;0")
break # while True
self.lastPolled += 1
self.lastPolled %= int(Parameters["Mode3"])
global _plugin
_plugin = BasePlugin()
def onStart():
global _plugin
_plugin.onStart()
def onStop():
global _plugin
_plugin.onStop()
def onHeartbeat():
global _plugin
_plugin.onHeartbeat()
# Generic helper functions
def DumpConfigToLog():
for x in Parameters:
if Parameters[x] != "":
Domoticz.Debug("'" + x + "':'" + str(Parameters[x]) + "'")
Domoticz.Debug("Device count: " + str(len(Devices)))
for x in Devices:
Domoticz.Debug("Device: " + str(x) + " - " + str(Devices[x]))
Domoticz.Debug("Device ID: '" + str(Devices[x].ID) + "'")
Domoticz.Debug("Device Name: '" + Devices[x].Name + "'")
Domoticz.Debug("Device nValue: " + str(Devices[x].nValue))
Domoticz.Debug("Device sValue: '" + Devices[x].sValue + "'")
Domoticz.Debug("Device LastLevel: " + str(Devices[x].LastLevel))
return