def intent_router(event, context):
intent = event['request']['intent']['name']
logging.info('Alexa intent: ' + intent)
if intent == "ConnectionStatusIntent":
if telemetry_data is None or telemetry_data["ISONLINE"] is False:
return alexa_response_builder.statement("Drone pilot is offline.")
else:
return alexa_response_builder.statement("Drone pilot is online.")
if telemetry_data is None or telemetry_data["ISONLINE"] is False:
logging.info('Drone pilot offline...')
return alexa_response_builder.statement("Drone pilot is offline. Cannot complete your request.")
# Custom Intents
if intent == "StatusIntent":
if 'value' in event['request']['intent']['slots']['status']:
value = event['request']['intent']['slots']['status']['value']
return handle_status_intent(value)
else:
return alexa_response_builder.continue_dialog()
if intent == "TakeoffIntent":
return respond_intent("Drone taking off", "drone/takeoff", None)
if intent == "LandIntent":
return respond_intent("Drone landing", "drone/land", None)
if intent == "DirectionIntent":
if 'value' in event['request']['intent']['slots']['direction']:
value = event['request']['intent']['slots']['direction']['value']
return respond_intent("Drone going " + value, "drone/direction", value)
else:
return alexa_response_builder.continue_dialog()
if intent == "FlipIntent":
return respond_intent("Flip", "drone/flip", None)
if intent == "RotateIntent":
if 'value' in event['request']['intent']['slots']['direction']:
value = event['request']['intent']['slots']['direction']['value']
return respond_intent("Drone rotating " + value, "drone/rotate", value)
else:
return alexa_response_builder.continue_dialog()
# Required Intents
if intent == "AMAZON.CancelIntent":
return cancel_intent()
if intent == "AMAZON.HelpIntent":
return help_intent()
if intent == "AMAZON.StopIntent":
return stop_intent()
if intent == "AMAZON.FallbackIntent":
return fallback_intent()
def respond_intent(command, topic, value):
if telemetry_data["BAT"] < 15:
logging.info('Drone pilot battery low...')
return alexa_response_builder.statement("Drone battery low. Cannot complete your request.")
message = {'value': value}
payload = json.dumps(message)
awsclient.publish_message(topic, payload)
return alexa_response_builder.statement(command)
def intent_router(event, context):
intent = event['request']['intent']['name']
logging.info('Alexa intent: ' + intent)
# Custom Intents
if intent == "temperatureIntent":
value = event['request']['intent']
return handle_temperature_intent(value)
if intent == "turnoffIntent":
logger.info("turn off light")
return respond_intent("Turning off light", thing_name + "/turnoff",
None)
if intent == "turnonIntent":
logger.info("turn on light")
if 'value' in event['request']['intent']['slots']['color']:
value = event['request']['intent']['slots']['color']['value']
if value == 'red':
logger.info("turn on red light")
return respond_intent("Turning on " + str(value) + " light",
thing_name + "/turnonred", value)
if value == 'blue':
logger.info("turn on blue light")
return respond_intent("Turning on " + str(value) + " light",
thing_name + "/turnonblue", value)
if value == 'green':
logger.info("turn on green light")
return respond_intent("Turning on " + str(value) + " light",
thing_name + "/turnongreen", value)
else:
return alexa_response_builder.statement("Color not supplied!")
else:
return alexa_response_builder.statement("Color not supplied!")
# Required Intents
if intent == "AMAZON.CancelIntent":
return cancel_intent()
if intent == "AMAZON.HelpIntent":
return help_intent()
if intent == "AMAZON.StopIntent":
return stop_intent()
if intent == "AMAZON.FallbackIntent":
return fallback_intent()
def handle_status_intent(value):
if value.lower() == "battery":
televalue = telemetry_data["BAT"]
text = str(televalue) + " percent battery left!"
return alexa_response_builder.statement(text)
elif value.lower() == "wi-fi" or value.lower() == "wifi" or value.lower() == "wireless":
televalue = telemetry_data["WIFI"]
if televalue > 70:
text = "WIFI signal is strong"
elif 40 < televalue < 70:
text = "WIFI signal is medium"
else:
text = "WIFI signal is weak"
return alexa_response_builder.statement(text)
elif value.lower() == "camera":
televalue = telemetry_data["CAM"]
if televalue == 1:
text = "Camera is ON"
else:
text = "Camera is OFF"
return alexa_response_builder.statement(text)
else:
return alexa_response_builder.statement("Not sure about the status of " + value)
def on_processing_error(event, context, exc):
logging.error(exc)
return alexa_response_builder.statement(
"An error occured while processing your request.")
def on_launch(event, context):
logger.info("launch called")
return alexa_response_builder.statement(
"To start, you should say: Alexa, ask my smarthome to turn on red light."
)
def respond_intent(command, topic, value):
message = {'value': value}
payload = json.dumps(message)
awsclient.publish_message(topic, payload)
return alexa_response_builder.statement(command)
def handle_temperature_intent(value):
televalue = telemetry_data["temperature"]
text = "Room temperature is " + str(televalue) + " degrees"
return alexa_response_builder.statement(text)
def on_launch(event, context):
return alexa_response_builder.statement("To start, you should say: Alexa, ask drone pilot to take off.")