app.py

from flask import Flask, request
from twilio.twiml.messaging_response import MessagingResponse
from twilio.rest import Client
import os
import shutil
from other_function import ConversationBufferMemory,generate_response,get_weather,get_rates,get_news,convert_img,predict_disease,predict_pest, download_and_save_as_txt,download_file
from bs4 import BeautifulSoup
import requests
from requests.auth import HTTPBasicAuth
from PIL import Image
from io import BytesIO
import pandas as pd
from urllib.parse import urlparse
from pypdf import PdfReader
from ai71 import AI71
import uuid

from inference_sdk import InferenceHTTPClient
import base64

app = Flask(__name__)
UPLOAD_FOLDER = '/code/uploads'
if not os.path.exists(UPLOAD_FOLDER):
    os.makedirs(UPLOAD_FOLDER)

app.config['UPLOAD_FOLDER'] = UPLOAD_FOLDER

conversation_memory = ConversationBufferMemory(max_size=2)

account_sid = os.environ.get('TWILIO_ACCOUNT_SID')
auth_token = os.environ.get('TWILIO_AUTH_TOKEN')
client = Client(account_sid, auth_token)
from_whatsapp_number = 'whatsapp:+14155238886'

PROMPT_TEMPLATE = """
Answer the question based only on the following context:
{context}
---
Answer the question based on the above context: {question}
"""



@app.route('/whatsapp', methods=['POST'])
def whatsapp_webhook():
    incoming_msg = request.values.get('Body', '').lower()
    sender = request.values.get('From')
    num_media = int(request.values.get('NumMedia', 0))

    chat_history = conversation_memory.get_memory()

    if num_media > 0:
        media_url = request.values.get('MediaUrl0')
        content_type = request.values.get('MediaContentType0')

        if content_type.startswith('image/'):
            # Handle image processing (disease/pest detection)
            filepath = convert_img(media_url, account_sid, auth_token)
            if 'none' not in filepath:
                if predict_disease(filepath):
                    
                    response_text = predict_disease(filepath)
                elif predict_pest(filepath):
                    response_text=predict_pest(filepath)
                else:
                    response_text = "Please upload other image with good quality."
            else:
                response_text = 'no data'

        else:
            # Handle PDF processing
            filepath = download_and_save_as_txt(media_url, account_sid, auth_token)
            response_text = process_and_query_pdf(filepath)
    elif ('weather' in incoming_msg.lower()) or ('climate' in incoming_msg.lower()) or (
            'temperature' in incoming_msg.lower()):
        response_text = get_weather(incoming_msg.lower())
    elif 'bookkeeping' in incoming_msg:
        response_text = "Please provide the details you'd like to record."
    elif ('rates' in incoming_msg.lower()) or ('price' in incoming_msg.lower()) or (
            'market' in incoming_msg.lower()) or ('rate' in incoming_msg.lower()) or ('prices' in incoming_msg.lower()):
        rates = get_rates()
        response_text = generate_response(incoming_msg + ' data is ' + rates, chat_history)
    elif ('news' in incoming_msg.lower()) or ('information' in incoming_msg.lower()):
        news = get_news()
        response_text = generate_response(incoming_msg + ' data is ' + str(news), chat_history)
    else:
        response_text = generate_response(incoming_msg, chat_history)

    conversation_memory.add_to_memory({"user": incoming_msg, "assistant": response_text})
    send_message(sender, response_text)
    return '', 204



def process_and_query_pdf(filepath):
    # Read and process the PDF
    reader = PdfReader(filepath)
    text = ''
    for page in reader.pages:
        text += page.extract_text()

    if not text:
        return "Sorry, the PDF content could not be extracted."
    
    # Generate response based on extracted PDF content
    response_text = generate_response(f"The PDF content is {text}", "")
    return response_text

def send_message(recipient, message):
    client.messages.create(
        body=message,
        from_=from_whatsapp_number,
        to=recipient
    )
def send_initial_message(to_number):
    send_message(
        f'whatsapp:{to_number}',
        'Welcome to the Agri AI Chatbot! How can I assist you today? You can send an image with "pest" or "disease" to classify it.'
    )
if __name__ == "__main__":
    send_initial_message('919080522395')
    send_initial_message('916382792828')
    app.run(host='0.0.0.0', port=7860)