def handle(self, handler_input):
"""Handler for Processing a saved calibration value"""
# save our current Intent so we can get back here if we have to
calIntent = handler_input.request_envelope.request.intent
logger.info(f"In CalibrateIntentHandler: calIntent is {calIntent}. ")
# Create a GravityIntent object so we can get back to the GravityIntentHandler
gravIntent = Intent(name="GravityIntent")
# extract our saved values from the S3 repository
savedAttrs = handler_input.attributes_manager.persistent_attributes
logger.info(f"In CalibrateIntentHandler: savedAttrs is {savedAttrs}.")
defaultAsked = savedAttrs.get('defaultAsked', False)
# Get any slot values from the user
slots = handler_input.request_envelope.request.intent.slots
logger.info(f"In CalibrateIntentHandler: slots={slots}")
# if we have a slot, get its value
if slots:
calTemp = slots["caliDefault"].value
else:
calTemp = None
# if we already asked the user, then the reply is in the caliDefault slot
# it could be a number, or something else
if defaultAsked:
# See if it is a number
try:
calTempFloat = float(calTemp)
# Yes, we have a number. Return it to GravityIntent as the new calibration temperature
savedAttrs[
'calibration'] = calTemp # return the new calibration in GravityIntent's slot
gravSlots = {}
for name, value in savedAttrs.items():
gravSlot = Slot(name=name, value=value)
if name == "gravity" or name == "temperature" or name == "calibration":
gravSlots[gravSlot.name] = {
'confirmation_status':
gravSlot.confirmation_status,
'name': gravSlot.name,
'resolutions': gravSlot.resolutions,
'value': gravSlot.value
}
gravIntent.slots = gravSlots
logger.info(
f"In CalibrateIntentHandler: Returning new calibration to {gravIntent}. "
)
handler_input.response_builder.add_directive(
DelegateDirective(updated_intent=gravIntent))
return handler_input.response_builder.response
except:
# This intent's slot was not a number. If it is some form of agreement, pass the save calibration back to GravityIntent
calResolutions = slots["caliDefault"].resolutions
userResponse = calResolutions.resolutions_per_authority[
0].status.code
# Did the user say something we recognize as an affirmative?
if userResponse == StatusCode.ER_SUCCESS_MATCH:
gravSlots = {}
for name, value in savedAttrs.items():
gravSlot = Slot(name=name, value=value)
if name == "gravity" or name == "temperature" or name == "calibration":
gravSlots[gravSlot.name] = {
'confirmation_status':
gravSlot.confirmation_status,
'name': gravSlot.name,
'resolutions': gravSlot.resolutions,
'value': gravSlot.value
}
gravIntent.slots = gravSlots
logger.info(
f"In CalibrateIntentHandler: Using default calibration to {gravIntent}."
)
handler_input.response_builder.add_directive(
DelegateDirective(updated_intent=gravIntent))
return handler_input.response_builder.response
else:
# Otherwise, try to get something we understand
speech = f"Sorry, you said {calTemp}. Please reply with a new calibration temperature or reply 'yes' to use the default."
reprompt = "Please say 'yes' or reply with a new calibration temperature."
handler_input.response_builder.speak(speech).ask(
reprompt).set_should_end_session(False).set_card(
SimpleCard(data.SKILL_TITLE, reprompt))
handler_input.response_builder.add_directive(
ElicitSlotDirective(slot_to_elicit="caliDefault",
updated_intent=calIntent))
return handler_input.response_builder.response
# At this point, we haven't ask the user anything
# Set the "asked" flag
savedAttrs['defaultAsked'] = True
handler_input.attributes_manager.persistent_attributes = savedAttrs
handler_input.attributes_manager.save_persistent_attributes()
# Ask the user to confirm the default or provide a new calibration temperature
speech = f"You have a default calibration temperature of {calTemp}. Do you want to use the default?"
reprompt = "Please say 'yes' or reply with a new calibration temperature."
handler_input.response_builder.speak(speech).ask(
reprompt).set_should_end_session(False).set_card(
SimpleCard(data.SKILL_TITLE, reprompt))
handler_input.response_builder.add_directive(
ElicitSlotDirective(slot_to_elicit="caliDefault",
updated_intent=calIntent))
return handler_input.response_builder.response
def handle(self, handler_input):
"""Handler for Processing the gravity correction"""
# Create an Intent object for GravityIntent
gravIntent = handler_input.request_envelope.request.intent
logger.info(f"In GravityIntentHandler: gravIntent is {gravIntent}. ")
# Obtain the request object
request = handler_input.request_envelope.request
# Get any slot values from the user
slots = handler_input.request_envelope.request.intent.slots
logger.info(f"In GravityIntentHandler: slots={slots}")
# extract slot values
gravity = slots["gravity"].value
temp = slots["temperature"].value
calTemp = slots["calibration"].value
logger.info(
f"In GravityIntentHandler: gravity is {gravity} and temp {temp}")
# extract any saved values from the S3 repository
savedAttrs = handler_input.attributes_manager.persistent_attributes
defaultAsked = savedAttrs.get('defaultAsked', False)
# In an effort to vary the user experience, keep track of the number of times we have asked for a slot
# so that we can escalate our responses
gravityAsked = savedAttrs.get('gravityAsked', 0)
tempAsked = savedAttrs.get('tempAsked', 0)
caliAsked = savedAttrs.get('caliAsked', 0)
logger.info(
f"In GravityIntentHandler: gravityAsked is {gravityAsked}, tempAsked {tempAsked}, and caliAsked {caliAsked}"
)
# See if we have a default calibration temperature
savedCalibration = savedAttrs.get('calibration', 0)
if savedCalibration == 0:
calDefault = False
else:
calDefault = True
try:
gravityFloat = float(gravity)
except:
gravityAsked += 1
speech = data.GRAVITY_MESSAGES[gravityAsked].format(gravity)
reprompt = "What was the gravity measure again? "
if gravityAsked >= 3:
gravityAsked = 0
savedAttrs['gravityAsked'] = gravityAsked
handler_input.attributes_manager.persistent_attributes = savedAttrs
handler_input.attributes_manager.save_persistent_attributes()
handler_input.response_builder.speak(speech).ask(reprompt)
handler_input.response_builder.add_directive(
ElicitSlotDirective(slot_to_elicit="gravity",
updated_intent=gravIntent))
handler_input.response_builder.set_should_end_session(False)
return handler_input.response_builder.response
try:
tempFloat = float(temp)
except:
tempAsked += 1
if tempAsked < 3:
speech = data.TEMPERATURE_MESSAGES[tempAsked].format(
util.saySpecificGravity(gravity))
else:
speech = data.TEMPERATURE_MESSAGES[tempAsked].format(temp)
reprompt = "at what temperature was your gravity measurement taken?"
if tempAsked >= 3:
tempAsked = 0
savedAttrs['tempAsked'] = tempAsked
handler_input.attributes_manager.persistent_attributes = savedAttrs
handler_input.attributes_manager.save_persistent_attributes()
handler_input.response_builder.speak(speech).ask(
reprompt).set_should_end_session(False)
handler_input.response_builder.add_directive(
ElicitSlotDirective(slot_to_elicit="temperature",
updated_intent=gravIntent))
return handler_input.response_builder.response
# Try to use a specified calibration temperature.
# if there is none, try to use a saved calibration temperature.
# if that fails, ask the user for a calibration temperature
logger.info(
f"in GravityIntentHandler: calTemp is {calTemp} and calDefault is {calDefault}"
)
# If we have not yet asked about the calibration temperature, delegate control to the Calibrate Intent
if not defaultAsked and calDefault:
# Save the responses we have to the S3 repository, so the Calibration Intent can return them back to us
savedAttrs['gravity'] = gravity
savedAttrs['temperature'] = temp
savedAttrs['defaultAsked'] = False
handler_input.attributes_manager.persistent_attributes = savedAttrs
handler_input.attributes_manager.save_persistent_attributes()
# build an Intent object for CalibrateIntent
calIntent = Intent(name="CalibrateIntent")
calSlots = {}
calSlot = Slot(name="caliDefault", value=savedCalibration)
calSlots[calSlot.name] = {
'confirmation_status': calSlot.confirmation_status,
'name': calSlot.name,
'resolutions': calSlot.resolutions,
'value': calSlot.value
}
calIntent.slots = calSlots
# Delegate CalibrateIntent
logger.info(
f"in GravityIntentHandler: about to delegate CalibrateIntent. Intent is {calIntent} "
)
handler_input.response_builder.add_directive(
DelegateDirective(updated_intent=calIntent))
return handler_input.response_builder.response
# end of "if not defaultAsked:"
try:
calTempFloat = float(calTemp)
except:
caliAsked += 1
speech = data.CALIBRATE_MESSAGES[caliAsked].format(
util.saySpecificGravity(gravity), temp)
reprompt = "You can say something like, '60'"
if caliAsked >= 3:
caliAsked = 0
savedAttrs['caliAsked'] = caliAsked
handler_input.attributes_manager.persistent_attributes = savedAttrs
handler_input.attributes_manager.save_persistent_attributes()
handler_input.response_builder.speak(speech).ask(
reprompt).set_should_end_session(False)
handler_input.response_builder.add_directive(
ElicitSlotDirective(slot_to_elicit="calibration",
updated_intent=gravIntent))
return handler_input.response_builder.response
if util.validateSG(gravityFloat) == 0:
speech = data.GRAVITY_MESSAGES[3].format(gravity)
reprompt = "Please enter a valid specific gravity. "
handler_input.response_builder.speak(speech).ask(
reprompt).set_should_end_session(False)
handler_input.response_builder.add_directive(
ElicitSlotDirective(slot_to_elicit="gravity",
updated_intent=gravIntent))
return handler_input.response_builder.response
tempFloat = util.validateTemp(tempFloat)
calTempFloat = util.validateTemp(calTempFloat)
if tempFloat == 0:
speech = data.TEMPERATURE_MESSAGES[3].format(temp)
reprompt = "Please enter a valid temperature. "
handler_input.response_builder.speak(speech).ask(
reprompt).set_should_end_session(False)
handler_input.response_builder.add_directive(
ElicitSlotDirective(slot_to_elicit="temperature",
updated_intent=gravIntent))
return handler_input.response_builder.response
if calTempFloat == 0:
speech = data.CALIBRATE_MESSAGES[3].format(calTemp)
reprompt = "Please enter a valid calibration temperature. "
handler_input.response_builder.speak(speech).ask(
reprompt).set_should_end_session(False)
handler_input.response_builder.add_directive(
ElicitSlotDirective(slot_to_elicit="calibration",
updated_intent=gravIntent))
return handler_input.response_builder.response
# We have all the validated values, save them in the S3 repository
savedAttrs['gravity'] = gravity
savedAttrs['temperature'] = temp
savedAttrs['calibration'] = calTemp
savedAttrs['defaultAsked'] = False
savedAttrs['gravityAsked'] = 0
savedAttrs['tempAsked'] = 0
savedAttrs['caliAsked'] = 0
handler_input.attributes_manager.persistent_attributes = savedAttrs
handler_input.attributes_manager.save_persistent_attributes()
logger.info("In GravityIntentHandler: Saved response in S3 repository")
# Calculate the corrected gravity
numeratorValue = 1.00130346 - (0.000134722124 * tempFloat) + (
0.00000204052596 * tempFloat**2) - (0.00000000232820948 *
tempFloat**3)
denominatorValue = 1.00130346 - (0.000134722124 * calTempFloat) + (
0.00000204052596 * calTempFloat**2) - (0.00000000232820948 *
calTempFloat**3)
corrGravity = gravityFloat * (numeratorValue / denominatorValue)
logger.info(
f"In GravityIntentHandler: corrected gravity is {corrGravity}. ")
speech = f"your corrected gravity is {util.saySpecificGravity(round(corrGravity))}. "
speech += data.EXIT_SKILL_MESSAGE
cardText = f"your corrected gravity is {int(round(corrGravity))*0.001}."
handler_input.response_builder.speak(speech).set_should_end_session(
True).set_card(SimpleCard(data.SKILL_TITLE, cardText))
return handler_input.response_builder.response