predavalnice-kontroler/barco_rlmw_http/main.py

80 lines
2.4 KiB
Python

import asyncio
import aiomqtt
from collections import defaultdict
from barco_legacy import BarcoRLM_Control
# TODO MAKE THIS CONFIGURALBE
PROJECTOR_IP = "192.168.192.12"
MQTT_PREFIX = "p22/projektorji/glavni"
MQTT_HOST = "-----"
POLLING_PERIOD_SEC = 10
class BarcoRLM_MQTT:
def __init__(self, projector_ip, mqtt_prefix):
self.projector_ip = projector_ip
self.mqtt_prefix = mqtt_prefix
self.barco = BarcoRLM_Control(projector_ip)
self.last_status = defaultdict(lambda: '')
async def run(self):
async with aiomqtt.Client(MQTT_HOST, 1883) as client:
self.client = client
task_polling = asyncio.create_task(self.task_polling())
task_control = asyncio.create_task(self.task_control())
await asyncio.gather(task_control, task_polling)
async def task_control(self):
topicMatch = f"{self.mqtt_prefix}/ukaz/+"
await self.client.subscribe(topicMatch)
async for mesg in self.client.messages:
cmd = mesg.topic.value.split("/")[-1]
val = mesg.payload.decode()
if cmd == "power":
await self.barco.set_power(onoff(val))
elif cmd == "shutter":
await self.barco.set_shutter(onoff(val))
async def task_polling(self):
while True:
status = await self.barco.get_status()
for key, val in status.items():
if self.last_status[key] != val:
print(f"Status change {key}={val}")
await self.on_status_change(key, val)
self.last_status = status
await asyncio.sleep(POLLING_PERIOD_SEC)
async def on_status_change(self, key, val):
mkey = mval = None
if key == "status":
mkey = "power"
if val == "Imaging":
mval = "1"
if val == "Standby":
mval = "0"
if key == "src":
mkey = "input"
mval = val
if key == "fmr":
mkey = "input_format"
mval = val
if mkey is not None and mval is not None:
await self.client.publish(f"{self.mqtt_prefix}/status/{mkey}", payload=mval)
def onoff(input):
#if input == "1":
# return True
#elif input == "0":
# return False
return input == "1"
if __name__ == '__main__':
barco = BarcoRLM_MQTT(PROJECTOR_IP, MQTT_PREFIX)
asyncio.run(barco.run())