Node2Tv Device Node example

node2Tv_example.py

# Only required for placeholder status function
import random

def TurnOn(arg = None):
	print("Turning Tv On")
	print("Turning Tv On function not yet implemented. Doing nothing...")
	UpdateStatus();
    
def UpdateStatus(arg = None):
	print('TV Status: Status requested')
	print('UpdateStatus function not yet implemented, emiting random message...')
	if(random.choice([True, False])):
		message = {'message': 'ok'}
	else:
		message = {'message': 'not ok: randomly generated status is not okay...'}

	lookup_local_event("TvStatus").emit(message)

statusMetadata = {'Group': 'Status', 'schema': 
{'title': '', 'type': 'array', 'items': 
  {'type': 'object', 'properties': 
    {
   	  'message': {'type': 'string'},
   	}
  }
}}

def main(arg = None):
	print("Node started...")
	create_local_action("TurnOn", TurnOn, None)
	statusMetadata['schema']['title'] = 'TvStatus'
	create_local_event("TvStatus", statusMetadata)