from mqtt import MQTTClient
import machine
import binascii
from datapoint import DataPoint
from helpers import *
from keychain import *
def send_to_thingspeak(datapoints):
mean_data = DataPoint.mean(datapoints)
thingspeak_data = mean_data.to_thingspeak()
print('sending data\n{}'.format(thingspeak_data))
success = False
number_of_retries = 3
while not success and number_of_retries > 0:
try:
client_id = binascii.hexlify(machine.unique_id())
client = MQTTClient(client_id, 'mqtt.thingspeak.com', user='wipy#1', password=MQTT_API_KEY, port=8883, ssl=True)
client.connect()
client.publish(topic='channels/379710/publish/{}'.format(MQTT_WRITE_API_KEY), msg=thingspeak_data)
client.disconnect()
success = True
except OSError as e:
print('network error: {}'.format(e.errno))
number_of_retries -= 1
pass
return success
