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import base64
import dill
import os
import json
import jsonpickle
import pickle
import random
import requests
from dotenv import load_dotenv
from mathtext_fastapi.nlu import evaluate_message_with_nlu
from mathtext_fastapi.math_quiz_fsm import MathQuizFSM
from mathtext_fastapi.math_subtraction_fsm import MathSubtractionFSM
from supabase import create_client
from transitions import Machine
from scripts.quiz.generators import start_interactive_math
from scripts.quiz.hints import generate_hint
load_dotenv()
SUPA = create_client(
os.environ.get('SUPABASE_URL'),
os.environ.get('SUPABASE_KEY')
)
def create_text_message(message_text, whatsapp_id):
""" Fills a template with input values to send a text message to Whatsapp
Inputs
- message_text: str - the content that the message should display
- whatsapp_id: str - the message recipient's phone number
Outputs
- message_data: dict - a preformatted template filled with inputs
"""
message_data = {
"preview_url": False,
"recipient_type": "individual",
"to": whatsapp_id,
"type": "text",
"text": {
"body": message_text
}
}
return message_data
def create_button_objects(button_options):
""" Creates a list of button objects using the input values
Input
- button_options: list - a list of text to be displayed in buttons
Output
- button_arr: list - preformatted button objects filled with the inputs
NOTE: Not fully implemented and tested
"""
button_arr = []
for option in button_options:
button_choice = {
"type": "reply",
"reply": {
"id": "inquiry-yes",
"title": option['text']
}
}
button_arr.append(button_choice)
return button_arr
def create_interactive_message(message_text, button_options, whatsapp_id):
""" Fills a template to create a button message for Whatsapp
* NOTE: Not fully implemented and tested
* NOTE/TODO: It is possible to create other kinds of messages
with the 'interactive message' template
* Documentation:
https://whatsapp.turn.io/docs/api/messages#interactive-messages
Inputs
- message_text: str - the content that the message should display
- button_options: list - what each button option should display
- whatsapp_id: str - the message recipient's phone number
"""
button_arr = create_button_objects(button_options)
data = {
"to": whatsapp_id,
"type": "interactive",
"interactive": {
"type": "button",
# "header": { },
"body": {
"text": message_text
},
# "footer": { },
"action": {
"buttons": button_arr
}
}
}
return data
def pickle_and_encode_state_machine(state_machine):
dump = pickle.dumps(state_machine)
dump_encoded = base64.b64encode(dump).decode('utf-8')
return dump_encoded
def manage_math_quiz_fsm(user_message, contact_uuid, type):
fsm_check = SUPA.table('state_machines').select("*").eq(
"contact_uuid",
contact_uuid
).execute()
# This doesn't allow for when one FSM is present and the other is empty
"""
1
data=[] count=None
2
data=[{'id': 29, 'contact_uuid': 'j43hk26-2hjl-43jk-hnk2-k4ljl46j0ds09', 'addition3': None, 'subtraction': None, 'addition':
- but problem is there is no subtraction , but it's assuming there's a subtration
Cases
- make a completely new record
- update an existing record with an existing FSM
- update an existing record without an existing FSM
"""
# Make a completely new entry
if fsm_check.data == []:
if type == 'addition':
math_quiz_state_machine = MathQuizFSM()
else:
math_quiz_state_machine = MathSubtractionFSM()
messages = [math_quiz_state_machine.response_text]
dump_encoded = pickle_and_encode_state_machine(math_quiz_state_machine)
SUPA.table('state_machines').insert({
'contact_uuid': contact_uuid,
f'{type}': dump_encoded
}).execute()
# Update an existing record with a new state machine
elif not fsm_check.data[0][type]:
if type == 'addition':
math_quiz_state_machine = MathQuizFSM()
else:
math_quiz_state_machine = MathSubtractionFSM()
messages = [math_quiz_state_machine.response_text]
dump_encoded = pickle_and_encode_state_machine(math_quiz_state_machine)
SUPA.table('state_machines').update({
f'{type}': dump_encoded
}).eq(
"contact_uuid", contact_uuid
).execute()
# Update an existing record with an existing state machine
elif fsm_check.data[0][type]:
undump_encoded = base64.b64decode(
fsm_check.data[0][type].encode('utf-8')
)
math_quiz_state_machine = pickle.loads(undump_encoded)
math_quiz_state_machine.student_answer = user_message
math_quiz_state_machine.correct_answer = str(math_quiz_state_machine.correct_answer)
messages = math_quiz_state_machine.validate_answer()
dump_encoded = pickle_and_encode_state_machine(math_quiz_state_machine)
SUPA.table('state_machines').update({
f'{type}': dump_encoded
}).eq(
"contact_uuid", contact_uuid
).execute()
return messages
def use_quiz_module_approach(user_message, context_data):
print("USER MESSAGE")
print(user_message)
print("=======================")
if user_message == 'add':
context_result = start_interactive_math()
message_package = {
'messages': [
"Great, let's do some addition",
"First, we'll start with single digits.",
"Type your response as a number. For example, for '1 + 1', you'd write 2."
],
'input_prompt': context_result['text'],
'state': "addition-question-sequence"
}
elif user_message == context_data.get('right_answer'):
context_result = start_interactive_math(
context_data['number_correct'],
context_data['number_incorrect'],
context_data['level']
)
message_package = {
'messages': [
"That's right, great!",
],
'input_prompt': context_result['text'],
'state': "addition-question-sequence"
}
else:
context_result = generate_hint(
context_data['question_numbers'],
context_data['right_answer'],
context_data['number_correct'],
context_data['number_incorrect'],
context_data['level'],
context_data['hints_used']
)
message_package = {
'messages': [
context_result['text'],
],
'input_prompt': context_data['text'],
'state': "addition-question-sequence"
}
return message_package, context_result
def return_next_conversational_state(context_data, user_message, contact_uuid):
""" Evaluates the conversation's current state to determine the next state
Input
- context_data: dict - data about the conversation's current state
- user_message: str - the message the user sent in response to the state
Output
- message_package: dict - a series of messages and prompt to send
"""
if context_data['user_message'] == '' and \
context_data['state'] == 'start-conversation':
message_package = {
'messages': [],
'input_prompt': "Welcome to our math practice. What would you like to try? Type add or subtract.",
'state': "welcome-sequence"
}
elif context_data['state'] == 'addition-question-sequence' or \
user_message == 'add':
# Used in FSM
# messages = manage_math_quiz_fsm(user_message, contact_uuid)
# message_package, context_result = use_quiz_module_approach(user_message, context_data)
messages = manage_math_quiz_fsm(user_message, contact_uuid, 'addition')
if user_message == 'exit':
state_label = 'exit'
else:
state_label = 'addition-question-sequence'
# Used in FSM
input_prompt = messages.pop()
message_package = {
'messages': messages,
'input_prompt': input_prompt,
'state': state_label
}
# Used in quiz w/ hints
# context_data = context_result
# message_package['state'] = state_label
elif context_data['state'] == 'subtraction-question-sequence' or \
user_message == 'subtract':
messages = manage_math_quiz_fsm(user_message, contact_uuid, 'subtraction')
if user_message == 'exit':
state_label = 'exit'
else:
state_label = 'subtraction-question-sequence'
input_prompt = messages.pop()
message_package = {
'messages': messages,
'input_prompt': input_prompt,
'state': state_label
}
# message_package = {
# 'messages': [
# "Time for some subtraction!",
# "Type your response as a number. For example, for '1 - 1', you'd write 0."
# ],
# 'input_prompt': "Here's the first one... What's 3-1?",
# 'state': "subtract-question-sequence"
# }
elif context_data['state'] == 'exit' or user_message == 'exit':
message_package = {
'messages': [
"Great, thanks for practicing math today. Come back any time."
],
'input_prompt': "",
'state': "exit"
}
else:
message_package = {
'messages': [
"Hmmm...sorry friend. I'm not really sure what to do."
],
'input_prompt': "Please type add or subtract to start a math activity.",
'state': "reprompt-menu-options"
}
# Used in FSM
return message_package
# Used in quiz folder approach
# return context_result, message_package
def manage_conversation_response(data_json):
""" Calls functions necessary to determine message and context data to send
Input
- data_json: dict - message data from Turn.io/Whatsapp
Output
- context: dict - a record of the state at a given point a conversation
TODOs
- implement logging of message
- test interactive messages
- review context object and re-work to use a standardized format
- review ways for more robust error handling
- need to make util functions that apply to both /nlu and /conversation_manager
"""
message_data = data_json.get('message_data', '')
context_data = data_json.get('context_data', '')
whatsapp_id = message_data['author_id']
user_message = message_data['message_body']
contact_uuid = message_data['contact_uuid']
# TODO: Need to incorporate nlu_response into wormhole by checking answers against database (spreadsheet?)
nlu_response = evaluate_message_with_nlu(message_data)
if context_data['state'] == 'addition':
context_result, message_package = return_next_conversational_state(
context_data,
user_message,
contact_uuid
)
else:
message_package = return_next_conversational_state(
context_data,
user_message,
contact_uuid
)
headers = {
'Authorization': f"Bearer {os.environ.get('TURN_AUTHENTICATION_TOKEN')}",
'Content-Type': 'application/json'
}
# Send all messages for the current state before a user input prompt (text/button input request)
for message in message_package['messages']:
data = create_text_message(message, whatsapp_id)
print("data")
print(data)
r = requests.post(
f'https://whatsapp.turn.io/v1/messages',
data=json.dumps(data),
headers=headers
)
# Update the context object with the new state of the conversation
if context_data['state'] == 'addition':
context = {
"context": {
"user": whatsapp_id,
"state": message_package['state'],
"bot_message": message_package['input_prompt'],
"user_message": user_message,
"type": 'ask',
# Necessary for quiz folder approach
"text": context_result.get('text'),
"question_numbers": context_result.get('question_numbers'),
"right_answer": context_result.get('right_answer'),
"number_correct": context_result.get('number_correct'),
"hints_used": context_result.get('hints_used'),
}
}
else:
context = {
"context": {
"user": whatsapp_id,
"state": message_package['state'],
"bot_message": message_package['input_prompt'],
"user_message": user_message,
"type": 'ask',
}
}
return context
# data = {
# "to": whatsapp_id,
# "type": "interactive",
# "interactive": {
# "type": "button",
# # "header": { },
# "body": {
# "text": "Did I answer your question?"
# },
# # "footer": { },
# "action": {
# "buttons": [
# {
# "type": "reply",
# "reply": {
# "id": "inquiry-yes",
# "title": "Yes"
# }
# },
# {
# "type": "reply",
# "reply": {
# "id": "inquiry-no",
# "title": "No"
# }
# }
# ]
# }
# }
# }
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