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teslamateMqttToABRP.py
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teslamateMqttToABRP.py
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import paho.mqtt.client as mqtt
import requests
import sys
import json
import datetime
import calendar
import os
from time import sleep
apikey = os.environ['API_KEY']
mqttserver = os.environ['MQTT_SERVER']
mqttusername = os.environ['MQTT_USERNAME']
mqttpassword = os.environ['MQTT_PASSWORD']
usertoken = os.environ['USER_TOKEN']
carnumber = os.environ['CAR_NUMBER']
#car model list here curl --location --request GET 'https://api.iternio.com/1/tlm/get_carmodels_list'
carmodel = os.environ['CAR_MODEL']
state = ""# car state
prev_state = ""# car state previous loop for tracking
data = {# dictionary of values sent to ABRP API
"utc": 0,
"soc": 0,
"power": 0,
"speed": 0,
"lat": "",
"lon": "",
"elevation": "",
"is_charging": 0,
"is_dcfc": 0,
"is_parked": 0,
"battery_range": "",
"ideal_battery_range": "",
"ext_temp": "",
"car_model":f"{carmodel}",
"tlm_type": "api",
"voltage": 0,
"current": 0,
"kwh_charged": 0,
"heading": "",
}
#initiate MQTT client
client = mqtt.Client(f"teslamateToABRP-{carnumber}")
if mqttusername is not None:
if mqttpassword is not None:
client.username_pw_set(mqttusername, mqttpassword)
else:
client.username_pw_set(mqttusername)
client.connect(mqttserver)
def on_connect(client, userdata, flags, rc): # The callback for when the client connects to the broker
print("Connected with result code {0}".format(str(rc))) # Print result of connection attempt
client.subscribe(f"teslamate/cars/{carnumber}/#")
#client.subscribe("digitest/test1") # Subscribe to the topic “digitest/test1”, receive any messages published on it
#process MQTT messages
def on_message(client, userdata, message):
global data
global state
try:
#extracts message data from the received message
payload = str(message.payload.decode("utf-8"))
#updates the received data
topic_postfix = message.topic.split('/')[-1]
if topic_postfix == "plugged_in":
a=1#noop
elif topic_postfix == "latitude":
data["lat"] = payload
elif topic_postfix == "longitude":
data["lon"] = payload
elif topic_postfix == "elevation":
data["elevation"] = payload
elif topic_postfix == "speed":
data["speed"] = int(payload)
elif topic_postfix == "power":
data["power"] = int(payload)
if(data["is_charging"]==1 and int(payload)<-22):
data["is_dcfc"]=1
elif topic_postfix == "charger_power":
if(payload!='' and int(payload)!=0):
data["is_charging"]=1
if(int(payload)>22):
data["is_dcfc"]=1
elif topic_postfix == "heading":
data["heading"] = payload
elif topic_postfix == "outside_temp":
data["ext_temp"] = payload
elif topic_postfix == "odometer":
data["odometer"] = payload
elif topic_postfix == "ideal_battery_range_km":
data["ideal_battery_range"] = payload
elif topic_postfix == "est_battery_range_km":
data["battery_range"] = payload
elif topic_postfix == "charger_actual_current":
if(payload!='' and int(payload) > 0):#charging
data["current"] = payload
else:
del data["current"]
elif topic_postfix == "charger_voltage":
if(payload!='' and int(payload) > 5):
data["voltage"] = payload
else:
del data["voltage"]
elif topic_postfix == "shift_state":
if(payload == "P"):
data["is_parked"]="1"
elif(payload == "D" or payload == "R"):
data["is_parked"]="0"
elif topic_postfix == "state":
state = payload
if(payload=="driving"):
data["is_parked"]=0
data["is_charging"]=0
data["is_dcfc"]=0
elif(payload=="charging"):
data["is_parked"]=1
data["is_charging"]=1
data["is_dcfc"]=0
elif(payload=="supercharging"):
data["is_parked"]=1
data["is_charging"]=1
data["is_dcfc"]=1
elif(payload=="online" or payload=="suspended" or payload=="asleep"):
data["is_parked"]=1
data["is_charging"]=0
data["is_dcfc"]=0
elif topic_postfix == "battery_level":
data["soc"] = payload
elif topic_postfix == "charge_energy_added":
data["kwh_charged"] = payload
elif topic_postfix == "inside_temp":
a=0#noop
elif topic_postfix == "since":
a=0#noop
else:
pass
#print("Unneeded topic:", message.topic, payload)
return
except:
print("unexpected exception while processing message:", sys.exc_info()[0], message.topic, message.payload)
#starts the MQTT loop processing messages
client.on_message = on_message
client.on_connect = on_connect # Define callback function for successful connection
client.loop_start()
#function to send data to ABRP
def updateABRP():
global data
global apikey
global usertoken
try:
headers = {"Authorization": "APIKEY "+apikey}
body = {"tlm": data}
requests.post("https://api.iternio.com/1/tlm/send?token="+usertoken, headers=headers, json=body)
except:
print("unexpected exception while calling ABRP API:", sys.exc_info()[0])
print(message.topic)
print(message.payload)
#starts the forever loop updating ABRP
i = -1
while True:
i+=1
sleep(5)#refresh rate of min 5 seconds
#print(state)
if state != prev_state:
i = 120
current_datetime = datetime.datetime.utcnow()
current_timetuple = current_datetime.utctimetuple()
data["utc"] = calendar.timegm(current_timetuple)#utc timestamp must be in every messafge
if(state == "parked" or state == "online" or state == "suspended" or state=="asleep" or state=="offline"):#if parked update every 10min
if "kwh_charged" in data:
del data["kwh_charged"]
if(i%120==0 or i>120):
print("parked, updating every 10min")
print(data)
updateABRP()
i = 0
elif(state == "charging"):
if(i%6==0):
print("charging, updating every 30s")
print(data)
updateABRP()
elif(state == "driving"):
print("driving, updating every 5s")
print(data)
updateABRP()
else:
print("unknown state, not updating abrp")
print(state)
prev_state = state
client.loop_stop()