def _handle_timeline_notification(self, data):
"""Handle timeline notification.
This method handles when a user chooses to perform a custom menu optio
(increment, decrement, reset).
"""
# TODO: Race conditions occur if a user rapidly selects a menu item many
# times (concurrently reading and writing the same timeline item).
# Resolve this issue
for user_action in data.get('userActions', []):
logging.info(user_action)
option = user_action.get('payload')
if user_action.get('type') == 'CUSTOM' and option in PROCESS_OPTIONS:
data = json.loads(self.request.body)
item = self.mirror_service.timeline().get(id=data['itemId']).execute()
num = util.get_num(custom_item_fields.get(item, 'num'))
# possible actions are functions listed in PROCESS_OPTIONS
custom_item_fields.set(
item, 'num',
PROCESS_OPTIONS[option](num), TIMELINE_ITEM_TEMPLATE_URL)
if 'notification' in item:
item.pop('notification')
self.mirror_service.timeline().update(
id=data['itemId'], body=item).execute()
# Only handle the first successful action.
break
else:
logging.info(
"I don't know what to do with this notification: %s", user_action)
def _handle_timeline_notification(self, data):
"""Handle timeline notification.
This method handles when a user chooses to perform a custom menu optio
(increment, decrement, reset).
"""
# TODO: Race conditions occur if a user rapidly selects a menu item many
# times (concurrently reading and writing the same timeline item).
# Resolve this issue
for user_action in data.get('userActions', []):
logging.info(user_action)
option = user_action.get('payload')
if user_action.get(
'type') == 'CUSTOM' and option in PROCESS_OPTIONS:
data = json.loads(self.request.body)
item = self.mirror_service.timeline().get(
id=data['itemId']).execute()
num = util.get_num(custom_item_fields.get(item, 'num'))
# possible actions are functions listed in PROCESS_OPTIONS
custom_item_fields.set(item, 'num',
PROCESS_OPTIONS[option](num),
TIMELINE_ITEM_TEMPLATE_URL)
if 'notification' in item:
item.pop('notification')
self.mirror_service.timeline().update(id=data['itemId'],
body=item).execute()
# Only handle the first successful action.
break
else:
logging.info(
"I don't know what to do with this notification: %s",
user_action)
def _reset_counter(self):
"""Resets the counter for given timeline item."""
item = self.mirror_service.timeline().get(
id=self.request.get('itemId')).execute()
item = custom_item_fields.set(
item, 'num', 0, TIMELINE_ITEM_TEMPLATE_URL)
if 'notification' in item:
item.pop('notification')
self.mirror_service.timeline().update(
id=self.request.get('itemId'), body=item).execute()
return 'Counter Reset'
