Använder nu postMessage för att få över variabler till iframe

smartassist/config/smartassist.yaml

@@ -11,10 +11,10 @@ backend:
 ollama:
   url: "http://localhost:11434" 
   api_key: "${OLLAMA_API_KEY}" # Refer to environment variable
-  model: "phi3:mini" # Select a model supported by the Ollama server
+ #  model: "phi3:mini" # Select a model supported by the Ollama server
   # model: "llama3:70b" # Select a model supported by the Ollama server
   # model: "llama3:latest" # Select a model supported by the Ollama server
-  # model: "mannix/llama3-8b-ablitered-v3:latest" # Select a model supported by the Ollama server 
+  model: "mannix/llama3-8b-ablitered-v3:latest" # Select a model supported by the Ollama server 
   # model: "mistral-nemo:latest" # Select a model supported by the Ollama server 
   # model: "gemma2:27b"
 

smartassist/src/backend.py

@@ -1,7 +1,7 @@
 
 # Import the necessary functions from ollama, Flask, requests, threading
 from ollama import Client
-from flask import Flask, request, jsonify, send_from_directory, render_template, session
+from flask import Flask, request, jsonify, send_from_directory, render_template, session, make_response
 from flask_cors import CORS, cross_origin # CORS stands for Cross-Origin Resource Sharing. This is necessary to allow the frontend to make requests to our backend.
 import requests
 import json
@@ -41,8 +41,9 @@ def index():
 
     session['chat_history'] = []   # The session object (actually, a dictonary) holds the chat session
     logger.debug("Entering route '/'")
-    api_endpoint = os.environ['BE_API_ENDPOINT']  # Retrieve the environment variable 
-    logger.debug("API endpoint: %s", api_endpoint)
+    # api_endpoint = os.environ['BE_API_ENDPOINT']  # Retrieve the environment variable 
+    api_endpoint = global_state.get_backend_api_ep()  # Retrieve the environment variable 
+    logger.debug("Backend API endpoint: %s", api_endpoint)
     use_model = global_state.get_llm()
     with open('smartassist/src/html/client.html', 'r') as f:
         client_html = f.read()
@@ -51,6 +52,12 @@ def index():
 
     return render_template('index.html', api_endpoint=api_endpoint, use_model = use_model, client_content=client_html)
 
+@app.route('/set_session')
+def set_session():
+    resp = make_response()
+    resp.set_cookie('session', 'some-value', samesite='None', secure=True) # Add SameSite attribute here
+    return resp
+
 @app.route('/profile')
 def profile():
     # Retrieve data from the session
@@ -80,49 +87,6 @@ CORS(app, resources={
     }
 })
     
-# @app.route('/api/memfree_chat', methods=['POST'])
-# def chat(url_server = "http://localhost:11434/api/generate", model = "phi3:mini"):
-#     """
-#     This function handles the chat. The frontend client (web browser) calls the 
-#     backend server through this endpoint (/api/chat) that manage queries
-#     to the LLM (Large Language Model) server and it also manages the response 
-#     from the LLM server.
-#     """
-#     # Get the message from the JSON in the request body
-#     data = request.get_json()
-#     message = data.get('query')
-#     url_server = data.get('url_server', url_server)  # Use provided URL or default
-#     model = data.get('model', model)  # Use provided model or default
-#     logger.debug("data = %s\nmessage = %s", str(data), str(message))
-#     try:
-#         url = url_server
-#         model_to_use = model
-#         data = {
-#             "model": model_to_use,
-#             'prompt': message,
-#             "stream": False           
-#         }
-#         headers = {
-#                     "Content-Type": "application/json",
-#         }
-#         # With API key
-#         # headers = {
-#         #             "Content-Type": "application/json",
-#         #             "Authorization": "Bearer YOUR_API_KEY"  # Replace with your API key
-#         # }
-
-#         response = requests.post(url,
-#                                  headers=headers, 
-#                                  data=json.dumps(data))
-#         response.raise_for_status()  # Raise an exception for bad status codes
-#         return response.json()
-#     except requests.exceptions.RequestException as e:
-#         logger.error("Request Exception: %s", str(e))        
-#         return jsonify({'error': 'Failed to process request'}), 500
-#     except json.JSONDecodeError as e:
-#         logger.error("JSON Decode Error: %s", str(e))   # Corresponds to print(f"JSON Decode Error: {e}")             
-#         return jsonify({'error': 'Invalid JSON response from server'}), 500
-    
 
 @app.route('/api/chat', methods=['POST'])
 def chat(url_server = "http://localhost:11434/api/generate", model = "phi3:mini"):
@@ -143,7 +107,6 @@ def chat(url_server = "http://localhost:11434/api/generate", model = "phi3:mini"
     
     # Add the new message to the chat history
     chat_history.append({'role': 'user', 'message': message})
-    logger.debug(f"Chat History: {chat_history}")
     
     # Update the session with the new chat history
     session['chat_history'] = chat_history
@@ -165,7 +128,9 @@ def chat(url_server = "http://localhost:11434/api/generate", model = "phi3:mini"
                                  headers=headers, 
                                  data=json.dumps(data_to_send))
         response.raise_for_status()  # Raise an exception for bad status codes
-        
+        llm_response = response.json()['response']   # Assuming the LLM's response is under 'response' key
+        chat_history.append({'role': 'assistant', 'message': llm_response})  # Add assistant response to chat history
+        logger.debug(f"Chat History: {chat_history}")
         return response.json()
     except requests.exceptions.RequestException as e:
         logger.error("Request Exception: %s", str(e))        

smartassist/src/html/client.html

@@ -14,14 +14,27 @@
     <textarea id="userInput" placeholder="Type your message..." rows="5"></textarea>
     <button id="sendButton" onclick="sendMessage()">Send</button>
 
-    <!-- Get the apiEndpoint -->
-    <script>
+    <!-- Get the apiEndpoint and the useModel -->
+    <!-- <script>
         const apiEndpoint = window.apiEndpoint;
         const useModel = window.useModel;
+        console.log("client.html - API Endpoint: ", apiEndpoint);
+        console.log("client.html - use model: ", useModel);
+    </script> -->
+
+    <script>
+        let apiEndpoint; // Make variable available outside of the scope of the event listener
+        let useModel; // Make variable available outside of the scope of the event listener
+        window.addEventListener('message', function(event) {
+            if (event.origin === 'http://localhost:5004') { // Make sure this matches your origin
+                const { apiEndpoint, useModel } = event.data;
+                console.log("client.html - API Endpoint: ", apiEndpoint);
+                console.log("client.html - use model: ", useModel);
+            }   
+        });
     </script>
 
-    <!-- Marked for markdown rendering -->
-    <!-- <script src="https://cdn.jsdelivr.net/npm/marked/marked.min.js"></script> -->
+    <!-- Marked-it for markdown rendering -->
     <script src="https://cdn.jsdelivr.net/npm/markdown-it@14.1.0/dist/markdown-it.min.js"></script>
     <script src="https://cdn.jsdelivr.net/npm/markdown-it@14/dist/markdown-it.min.js"></script>
 
@@ -40,8 +53,7 @@
     </script>
 
 
-    <!-- Get the javascript handling communication with the backend -->
-    <script src="/js/frontend.js"></script>
+
 
     <script>
         const chatContainer = document.getElementById('chatbox');
@@ -67,6 +79,8 @@
 
     </script>
 
+    <!-- Get the javascript handling communication with the backend -->
+    <script src="/js/frontend.js"></script>
 </body>
 </html>
 

smartassist/src/startservices.py

@@ -52,18 +52,19 @@ def configure():
             logger.debug("configure(): This logger now has effective log level %s", logger.getEffectiveLevel())
 
     ####################################
-    # Extract and export API endpoint as 
-    # envrionment variable
+    # Extract and export backend API
+    # endpoint as global state variable
     ####################################
-    backend_api_ep = 'http://localhost:5005/api/chat'  # Default API endpoint
     if isinstance(updated_config.get('backend'), dict): # Look for 'backend' key
         if isinstance(updated_config['backend'].get('url'), str): # Look for 'url' key
             url = updated_config['backend'].get('url')
             if isinstance(updated_config['backend'].get('api'), str): # Look for 'api' key
                 api = updated_config['backend'].get('api')
-                backend_api_ep = url+api # Extract API endpoint if defined
-    logger.debug("BE_API_ENDPOINT is set to '{}'".format(backend_api_ep))
-    os.environ['BE_API_ENDPOINT'] = backend_api_ep # Look into alternative way to share this with backend.py
+                # backend_api_ep = url+api # Extract API endpoint if defined
+                logger.debug(f"Constructing endpoint address as url+api: {url+api}")
+                global_state.set_backend_api_ep(url+api) # Extract API endpoint if defined and set in global_state 
+                logger.debug(f"Backend API endpoint is set to {global_state.get_backend_api_ep()}")
+    # os.environ['BE_API_ENDPOINT'] = backend_api_ep # Look into alternative way to share this with backend.py
 
     ####################################
     # Extract Ollama parameters (url, api_key, model)

smartassist/src/static/js/frontend.js

@@ -10,11 +10,8 @@ const parser = window.markdownit({
 
 parser.enable(['table']);
 
-
-// const html = markdownIt.use({
-//   // You can customize the parser options here, e.g., enable/disable certain features
-// });
-
+console.log("frontend.js - API Endpoint: ", apiEndpoint);
+console.log("frontend.js - use model: ", useModel);
 
 // Define a function to send the user's message to the AI
 function sendMessage() {
@@ -24,10 +21,11 @@ function sendMessage() {
     // Check if the message is not empty
     if (query !== '') {
  
-        fetch(`${apiEndpoint}`, {
+        // fetch(`${apiEndpoint}`, {
+        fetch(apiEndpoint, {
             method: 'POST',
             headers: { 'Content-Type': 'application/json' },
-            body: JSON.stringify({ query, model: `${useModel}` }), // Add these parameters here
+            body: JSON.stringify({ query, model: useModel }), // Add these parameters here
             // body: JSON.stringify({ query, url_server: "http://your-custom-url", model: "phi3:mini" }), // Add these parameters here
         })
         .then(response => response.json())

smartassist/src/templates/index.html

@@ -15,15 +15,27 @@
             srcdoc="{{ client_content }}">
     </iframe>
 
-    <script>
+    <!-- <script>
         // Extract apiEndpoint for use in your frontend code...
         const apiEndpoint = '{{ api_endpoint }}';  // Templating syntax (Jinja2)
         const useModel = '{{ use_model }}';  // Templating syntax (Jinja2)
-        // Tell the iframe about the apiEndpoing
+        // Tell the iframe about the apiEndpoint
         document.getElementById('client-frame').contentWindow.apiEndpoint = apiEndpoint;
         document.getElementById('client-frame').contentWindow.useModel = useModel;
         console.log("index.html - API Endpoint: ", apiEndpoint);
         console.log("index.html - use model: ", useModel);
+    </script> -->
+
+    <script>
+        // Extract apiEndpoint for use in frontend.js
+        const apiEndpoint = '{{ api_endpoint }}';  // Templating syntax (Jinja2)
+        const useModel = '{{ use_model }}';  // Templating syntax (Jinja2)
+        window.addEventListener('load', function() {
+            const clientFrame = document.getElementById('client-frame').contentWindow;
+            clientFrame.postMessage({ apiEndpoint, useModel }, '*'); // Send the data to the iframe
+        });
+        console.log("index.html - API Endpoint: ", apiEndpoint);
+        console.log("index.html - use model: ", useModel);
     </script>
 
     <!-- Responsive scaling and some padding -->

smartassist/src/utils.py

@@ -25,6 +25,7 @@ class GlobalState:
             cls._instance.logger.setLevel(getattr(logging, cls._instance.log_level))  # Initialize root logger level
             cls._instance.logger.info(" __new__(cls): Logger in GlobalState created: %s", cls._instance.logger)
             cls._instance.llm = "phi3:mini" # Default LLM for queries. TODO: Check with ollama server that it actually exists
+            cls._instance.backend_api_ep = "http://localhost:5005/api/chat" # Default backend API endpoint
         return cls._instance
 
     def configure_logging(self, level=None):
@@ -49,7 +50,7 @@ class GlobalState:
         """Getter for effective log level of loggerattribute."""
         return self.logger.getEffectiveLevel()
     
-    def getLogger(self, module_name=None):
+    def getLogger(self, module_name = None):
         """Return a logger based on the module name."""
         if module_name is None:
             module_name = __name__
@@ -64,3 +65,11 @@ class GlobalState:
         """Getter for which LLM is used for queries"""
         return self.llm
     
+    def set_backend_api_ep(self, be_api_ep=None):
+        """Set backend API endpoint"""
+        self.backend_api_ep = be_api_ep
+
+    def get_backend_api_ep(self):
+        """Getter for backend API endpoint"""
+        return self.backend_api_ep
+