123 lines
4.0 KiB
Python
123 lines
4.0 KiB
Python
#!/usr/bin/python
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# -*- coding:utf-8 -*-
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import sys
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import os
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picdir = os.path.join(os.path.dirname(os.path.dirname(os.path.realpath(__file__))), 'pic')
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libdir = os.path.join(os.path.dirname(os.path.dirname(os.path.realpath(__file__))), 'lib')
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if os.path.exists(libdir):
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sys.path.append(libdir)
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import logging
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from waveshare_epd import epd2in13b_V3
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import time
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from PIL import Image,ImageDraw,ImageFont
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import traceback
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# Import MQTT client.
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from paho.mqtt import client as mqtt_client
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logging.basicConfig(level=logging.DEBUG)
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# MQTT credentials
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#mqtt_username = 'homeassistant' # MQTT client username
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#mqtt_password = '3355' # MQTT client password
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client_id = 'solarmonitor' # unique client_id
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mqtt_broker = "openwb-2" # broker address, usually your HASS IP address
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port = 1883
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#set topics
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topic_house_battery_soc = "openWB/bat/get/soc"
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topic_house_battery_power = "openWB/bat/get/power"
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topic_power_import_export = "openWB/counter/7/get/power"
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topic_pv_power = "openWB/pv/8/get/power"
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topic_house_power = "openWB/graph/lastlivevaluesJson" #house-power
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topic_car_soc = "openWB/vehicle/4/get/soc"
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topic_charge_point_power = "openWB/internal_chargepoint/0/get/powers"
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def connect_mqtt():
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def on_connect(client, userdata, flags, rc):
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if rc == 0:
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logging.info("Connected to MQTT Broker!")
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else:
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logging.info("Failed to connect, return code %d\n", rc)
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client = mqtt_client.Client(client_id)
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# client.username_pw_set(username, password)
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client.on_connect = on_connect
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client.connect(mqtt_broker, port)
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return client
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def subscribe(client: mqtt_client, topic):
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def on_message(client, userdata, msg):
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print(f"Received `{msg.payload.decode()}` from `{msg.topic}` topic")
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client.subscribe(topic)
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client.on_message = on_message
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def run():
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try:
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client = connect_mqtt()
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house_battery_soc = subscribe(client, topic_house_battery_soc)
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house_battery_power = subscribe(client, topic_house_battery_power)
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power_import_export = subscribe(client, topic_power_import_export)
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pv_power = subscribe(client, topic_pv_power)
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house_power = subscribe(client, topic_house_power)
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car_soc = subscribe(client, topic_car_soc)
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charge_point_power = subscribe(client, topic_charge_point_power)
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logging.info("epd2in13b_V3 Demo")
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epd = epd2in13b_V3.EPD()
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#logging.info("init and Clear")
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#epd.init()
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#epd.Clear()
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# Drawing on the image
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logging.info("Drawing")
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font16 = ImageFont.truetype(os.path.join(picdir, 'Font.ttc'), 16)
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font18 = ImageFont.truetype(os.path.join(picdir, 'Font.ttc'), 18)
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# Drawing on the Horizontal image
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logging.info("1.Drawing on the Horizontal image...")
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HBlackimage = Image.new('1', (epd.height, epd.width), 255) # 298*126
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HRYimage = Image.new('1', (epd.height, epd.width), 255) # 298*126 ryimage: red or yellow image
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drawblack = ImageDraw.Draw(HBlackimage)
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drawry = ImageDraw.Draw(HRYimage)
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drawblack.text((2, 0), 'PV Production', font = font16, fill = 0)
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drawblack.text((2, 16), 'Hausverbrauch', font = font16, fill = 0)
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drawblack.text((2, 32), 'Strom Import', font = font16, fill = 0)
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drawblack.text((2, 48), 'Batterie', font = font16, fill = 0)
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drawblack.text((2, 64), 'Batterie Entladen', font = font16, fill = 0)
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drawblack.text((2, 80), 'Auto Laden', font = font16, fill = 0)
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drawblack.text((100, 80), str(charge_point_power), font = font16, fill = 0)
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epd.display(epd.getbuffer(HBlackimage), epd.getbuffer(HRYimage))
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#logging.info("Clear...")
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#epd.init()
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#epd.Clear()
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logging.info("Goto Sleep...")
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epd.sleep()
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client.loop_forever()
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except IOError as e:
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logging.info(e)
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except KeyboardInterrupt:
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logging.info("ctrl + c:")
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epd2in13b_V3.epdconfig.module_exit()
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exit()
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if __name__ == '__main__':
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run() |