Create app.py

app.py

@@ -0,0 +1,73 @@
+import os
+from flask import Flask, render_template, request, jsonify
+import openai
+import requests
+from dotenv import load_dotenv
+from utils import create_case_in_salesforce
+
+# Load environment variables from .env file
+load_dotenv()
+
+# Set up API keys
+HUGGINGFACE_API_KEY = os.getenv('HUGGINGFACE_API_KEY')
+SALESFORCE_API_URL = os.getenv('SALESFORCE_API_URL')
+SALESFORCE_API_KEY = os.getenv('SALESFORCE_API_KEY')
+
+# Set up Flask app
+app = Flask(__name__)
+
+# Set up Hugging Face API Client
+client = InferenceClient(HUGGINGFACE_API_KEY)
+
+def respond(message, history, system_message, max_tokens, temperature, top_p):
+    messages = [{"role": "system", "content": system_message}]
+    
+    # Include message history (FAQs)
+    for val in history:
+        if val[0]:
+            messages.append({"role": "user", "content": val[0]})
+        if val[1]:
+            messages.append({"role": "assistant", "content": val[1]})
+
+    messages.append({"role": "user", "content": message})
+    
+    # Get response from Hugging Face API (for FAQ)
+    response = ""
+    for message in client.chat_completion(
+        messages,
+        max_tokens=max_tokens,
+        stream=True,
+        temperature=temperature,
+        top_p=top_p,
+    ):
+        token = message.choices[0].delta.content
+        response += token
+
+    return response
+
+# Endpoint for chat responses
+@app.route('/chat', methods=['POST'])
+def chat():
+    user_message = request.form['message']
+    history = request.form['history']
+    system_message = "You are a helpful FAQ chatbot for customer support."
+    max_tokens = 512
+    temperature = 0.7
+    top_p = 0.9
+    
+    # Get response from Hugging Face model
+    bot_reply = respond(user_message, history, system_message, max_tokens, temperature, top_p)
+    
+    # If the FAQ response requires a case to be created, initiate the case creation
+    if "create a case" in bot_reply.lower():
+        create_case_in_salesforce(user_message)
+    
+    return jsonify({'response': bot_reply})
+
+# Home page for the chatbot UI
+@app.route('/')
+def index():
+    return render_template('index.html')
+
+if __name__ == '__main__':
+    app.run(debug=True)