def send_text_message(message: TextMessage):
# 1. Discard empty strings.
if (message.get_text_message_content() == ''):
raise Exception('Cannot send empty string')
# 2. Ensure content is not offensive.
check_for_offensive_content(message.get_text_message_content())
# 3. Store the message safely.
store_message(message)
# 4. Deliver the message to the receiver.
deliver_text_message_to_receiver(message)
def deliver_text_message_to_receiver(message: TextMessage):
# If the message is too large, don't deliver the message directly.
# For now, drop the message, in future it can be sent as a link to a storage bucket.
if (message.get_text_message_size() > 100):
raise Exception('Message too large to send {} > 100 bytes',
message.get_message_size())
print('Message "{}" delivered successfully to {}'.format(
message.get_text_message_content(), message.get_receiver()))
pass
def deliver_text_message_to_receiver(message: TextMessage):
# Logic to actually send the message to the user. It may happen through some queueing mechanism.
# Out of syllabus for this exercise :')
# If the message is too large, don't deliver the message directly.
# For now, drop the message, in future it can be sent as a link to a storage bucket.
if (message.get_text_message_size() > 100):
raise Exception('Message too large to send {} > 100 bytes',
message.get_message_size())
print('Message "{}" delivered successfully to {}'.format(
message.get_text_message_content(), message.get_receiver()))
pass
