Update app.py

app.py

@@ -6,101 +6,117 @@ from datetime import datetime, timedelta
 import time
 import uuid
 
-# Page configuration - IMPROVED for mobile
+# Page configuration
 st.set_page_config(
     page_title="Chat Flow 🕷",
     page_icon="💬",
-    initial_sidebar_state="auto",  # Changed from collapsed to auto
-    layout="wide"  # Better for mobile
+    initial_sidebar_state="collapsed"
 )
 
-# MOBILE-RESPONSIVE CSS
+# CSS - Keep original web design, add mobile responsiveness only
 st.markdown("""
 <style>
-    /* Main app styling */
     .stApp {
-        background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
-        min-height: 100vh;
+        background: white;
     }
     
-    /* Container responsive sizing */
     .main .block-container {
-        max-width: 100%;
-        padding-left: 1rem;
-        padding-right: 1rem;
-        padding-top: 1rem;
+        max-width: 800px;
     }
     
-    /* Hide Streamlit branding */
     #MainMenu {visibility: hidden;}
     footer {visibility: hidden;}
     header {visibility: hidden;}
     .stDeployButton {display: none;}
     
-    /* Chat container styling */
-    .stChatMessage {
-        background: rgba(255, 255, 255, 0.95);
-        border-radius: 15px;
-        margin: 0.5rem 0;
-        padding: 1rem;
-        box-shadow: 0 2px 10px rgba(0,0,0,0.1);
-        backdrop-filter: blur(10px);
-    }
-    
-    /* User messages - right aligned with blue background */
-    .stChatMessage[data-testid="user-message"] {
-        background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
-        color: white;
-        margin-left: 20%;
+    .model-id {
+        color: #28a745;
+        font-family: monospace;
     }
     
-    /* Assistant messages - left aligned with white background */
-    .stChatMessage[data-testid="assistant-message"] {
-        background: rgba(255, 255, 255, 0.98);
-        color: #333;
-        margin-right: 20%;
+    .model-attribution {
+        color: #28a745;
+        font-size: 0.8em;
+        font-style: italic;
     }
     
-    /* Mobile responsiveness */
+    /* MOBILE ONLY - doesn't affect web */
     @media (max-width: 768px) {
+        .stApp {
+            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
+        }
+        
         .main .block-container {
-            padding: 0.5rem;
             max-width: 100%;
+            padding: 0.5rem;
+        }
+        
+        /* Make sidebar work better on mobile */
+        .css-1d391kg {
+            width: 100% !important;
+            background: rgba(255, 255, 255, 0.95);
+            backdrop-filter: blur(10px);
         }
         
+        /* Chat messages styling for mobile */
+        .stChatMessage {
+            background: rgba(255, 255, 255, 0.95);
+            border-radius: 15px;
+            margin: 0.5rem 0;
+            padding: 1rem;
+            box-shadow: 0 2px 10px rgba(0,0,0,0.1);
+        }
+        
+        /* User messages - right aligned */
         .stChatMessage[data-testid="user-message"] {
-            margin-left: 10%;
-            font-size: 14px;
+            background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
+            color: white;
+            margin-left: 15%;
         }
         
+        /* Assistant messages - left aligned */
         .stChatMessage[data-testid="assistant-message"] {
-            margin-right: 10%;
-            font-size: 14px;
+            background: rgba(255, 255, 255, 0.98);
+            color: #333;
+            margin-right: 15%;
         }
         
-        /* Make sidebar collapsible on mobile */
-        .css-1d391kg {
-            width: 100% !important;
-            min-width: 100% !important;
+        /* Mobile text sizing */
+        .stMarkdown {
+            font-size: 14px;
         }
         
-        /* Header adjustments for mobile */
         h1 {
             font-size: 1.5rem !important;
+            color: white;
+            text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
             text-align: center;
         }
         
-        .stSelectbox label {
-            font-size: 14px;
+        .stCaption {
+            color: rgba(255, 255, 255, 0.8);
+            text-align: center;
         }
         
+        /* Mobile buttons */
         .stButton button {
+            border-radius: 8px;
             font-size: 14px;
-            padding: 0.5rem;
+        }
+        
+        /* Chat input for mobile */
+        .stChatInput {
+            background: rgba(255, 255, 255, 0.9);
+            border-radius: 20px;
+            backdrop-filter: blur(10px);
+        }
+        
+        .stChatInput input {
+            font-size: 16px; /* Prevents zoom on iOS */
         }
     }
     
-    /* Extra small screens (iPhone 5, etc) */
+    /* Extra small screens (iPhone 5, old phones) */
     @media (max-width: 480px) {
         .main .block-container {
             padding: 0.25rem;
@@ -112,107 +128,24 @@ st.markdown("""
         }
         
         .stChatMessage[data-testid="user-message"] {
-            margin-left: 5%;
+            margin-left: 8%;
         }
         
         .stChatMessage[data-testid="assistant-message"] {
-            margin-right: 5%;
+            margin-right: 8%;
         }
         
         h1 {
-            font-size: 1.2rem !important;
+            font-size: 1.3rem !important;
         }
         
-        .stChatInput {
-            font-size: 16px; /* Prevents zoom on iOS */
-        }
-    }
-    
-    /* Chat input styling */
-    .stChatInput {
-        background: rgba(255, 255, 255, 0.9);
-        border-radius: 25px;
-        border: 2px solid rgba(255, 255, 255, 0.3);
-        backdrop-filter: blur(10px);
-    }
-    
-    .stChatInput input {
-        background: transparent;
-        border: none;
-        color: #333;
-    }
-    
-    .stChatInput input::placeholder {
-        color: #666;
-    }
-    
-    /* Sidebar improvements */
-    .css-1d391kg {
-        background: rgba(255, 255, 255, 0.95);
-        backdrop-filter: blur(15px);
-    }
-    
-    /* Model info styling */
-    .model-id {
-        color: #28a745;
-        font-family: monospace;
-        font-weight: bold;
-    }
-    
-    .model-attribution {
-        color: #28a745;
-        font-size: 0.8em;
-        font-style: italic;
-        text-align: right;
-        margin-top: 0.5rem;
-        padding-top: 0.5rem;
-        border-top: 1px solid #eee;
-    }
-    
-    /* Status indicators */
-    .online-indicator {
-        display: inline-block;
-        width: 10px;
-        height: 10px;
-        background: #28a745;
-        border-radius: 50%;
-        margin-right: 5px;
-    }
-    
-    /* Button improvements */
-    .stButton button {
-        border-radius: 10px;
-        border: none;
-        background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
-        color: white;
-        transition: all 0.3s;
-    }
-    
-    .stButton button:hover {
-        transform: translateY(-2px);
-        box-shadow: 0 4px 15px rgba(0,0,0,0.2);
-    }
-    
-    /* Title styling */
-    h1 {
-        color: white;
-        text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
-        margin-bottom: 0;
-    }
-    
-    .stCaption {
-        color: rgba(255, 255, 255, 0.8);
-        text-align: center;
-    }
-    
-    /* Responsive text sizing */
-    @media (max-width: 600px) {
-        .stMarkdown {
-            font-size: 14px;
+        .stButton button {
+            font-size: 12px;
+            padding: 0.4rem;
         }
         
-        .stCaption {
-            font-size: 12px;
+        .stMarkdown {
+            font-size: 13px;
         }
     }
 </style>
@@ -254,21 +187,23 @@ def clear_chat_history():
 def get_user_id():
     """Get unique ID for this user session"""
     if 'user_id' not in st.session_state:
-        st.session_state.user_id = str(uuid.uuid4())[:8]
+        st.session_state.user_id = str(uuid.uuid4())[:8]  # Short ID for family use
     return st.session_state.user_id
 
 def update_online_users():
     """Update that this user is online right now"""
     try:
+        # Load current online users
         users = {}
         if os.path.exists(USERS_FILE):
             with open(USERS_FILE, 'r') as f:
                 users = json.load(f)
         
+        # Add/update this user
         user_id = get_user_id()
         users[user_id] = {
             'last_seen': datetime.now().isoformat(),
-            'name': f'User-{user_id}'
+            'name': f'User-{user_id}'  # You can customize this
         }
         
         # Remove users not seen in last 5 minutes
@@ -279,12 +214,13 @@ def update_online_users():
             if current_time - last_seen < timedelta(minutes=5):
                 active_users[uid] = data
         
+        # Save updated list
         with open(USERS_FILE, 'w') as f:
             json.dump(active_users, f, indent=2)
         
         return len(active_users)
     except Exception:
-        return 1
+        return 1  # If error, assume at least you're online
 
 def get_online_count():
     """Get number of people currently online"""
@@ -295,6 +231,7 @@ def get_online_count():
         with open(USERS_FILE, 'r') as f:
             users = json.load(f)
         
+        # Check who's still active (last 5 minutes)
         current_time = datetime.now()
         active_count = 0
         for data in users.values():
@@ -333,10 +270,11 @@ def get_ai_response(messages, model="openai/gpt-3.5-turbo"):
     headers = {
         "Content-Type": "application/json",
         "Authorization": f"Bearer {OPENROUTER_API_KEY}",
-        "HTTP-Referer": "http://localhost:8501",
-        "X-Title": "Streamlit AI Assistant"
+        "HTTP-Referer": "http://localhost:8501",  # Optional: Your site URL
+        "X-Title": "Streamlit AI Assistant"  # Optional: Your app name
     }
     
+    # Create system message and user messages
     api_messages = [{"role": "system", "content": "You are a helpful AI assistant. Provide clear and helpful responses."}]
     api_messages.extend(messages)
     
@@ -354,6 +292,7 @@ def get_ai_response(messages, model="openai/gpt-3.5-turbo"):
     try:
         response = requests.post(url, headers=headers, json=data, stream=True, timeout=60)
         
+        # Better error handling
         if response.status_code != 200:
             error_detail = ""
             try:
@@ -366,9 +305,12 @@ def get_ai_response(messages, model="openai/gpt-3.5-turbo"):
             return
         
         full_response = ""
+        buffer = ""
         
+        # Using your working streaming logic
         for line in response.iter_lines():
             if line:
+                # The server sends lines starting with "data: ..."
                 if line.startswith(b"data: "):
                     data_str = line[len(b"data: "):].decode("utf-8")
                     if data_str.strip() == "[DONE]":
@@ -393,43 +335,46 @@ def get_ai_response(messages, model="openai/gpt-3.5-turbo"):
     except Exception as e:
         yield f"Unexpected error: {str(e)}. Please try again or contact support."
 
-# MAIN UI LAYOUT - Mobile First Approach
-col1, col2, col3 = st.columns([1, 2, 1])
-with col2:
-    st.title("Chat Flow 🕷")
-    st.caption("10 powerful Models, one simple chat.")
+# Header
+st.title("Chat Flow 🕷")
+st.caption("10 powerful Models, one simple chat.")
 
-# Mobile-friendly sidebar
+# Sidebar
 with st.sidebar:
-    st.header("⚙️ Settings")
+    st.header("Settings")
     
-    # API Status with better mobile display
+    # API Status
     status = check_api_status()
     if status == "Connected":
         st.success("🟢 API Connected")
     elif status == "No API Key":
-        st.error("❌ No API Key")
+        st.error("No API Key")
     else:
-        st.warning("⚠️ Connection Issue")
+        st.warning("Connection Issue")
     
     st.divider()
     
-    # Online Users Section - Mobile Optimized
-    st.header("👥 Live Users")
+    # Live Users Section
+    st.header("👥 Who's Online")
+    
+    # Update that you're online
     online_count = update_online_users()
     
+    # Show live count
     if online_count == 1:
         st.info("🟢 Just you online")
     else:
         st.success(f"🟢 {online_count} people online")
     
+    # Show your session
     your_id = get_user_id()
     st.caption(f"You: User-{your_id}")
     
-    if st.button("🔄 Refresh", use_container_width=True):
+    # Quick refresh button
+    if st.button("Refresh", use_container_width=True):
         st.rerun()
     
-    # Debug section - collapsible for mobile
+    # Debug Section
     with st.expander("🔍 Debug Info"):
         if os.path.exists(USERS_FILE):
             with open(USERS_FILE, 'r') as f:
@@ -445,8 +390,7 @@ with st.sidebar:
     
     st.divider()
     
-    # Model Selection - Mobile Optimized
-    st.header("🤖 AI Models")
+    # All models including new ones
     models = [
         ("GPT-3.5 Turbo", "openai/gpt-3.5-turbo"),
         ("LLaMA 3.1 8B", "meta-llama/llama-3.1-8b-instruct"),
@@ -463,66 +407,75 @@ with st.sidebar:
     model_names = [name for name, _ in models]
     model_ids = [model_id for _, model_id in models]
     
-    selected_index = st.selectbox("Choose Model", range(len(model_names)), 
+    selected_index = st.selectbox("Model", range(len(model_names)), 
                                 format_func=lambda x: model_names[x], 
                                 index=0)
     selected_model = model_ids[selected_index]
     
+    # Show selected model ID in green
     st.markdown(f"**Model ID:** <span class='model-id'>{selected_model}</span>", unsafe_allow_html=True)
     
     st.divider()
     
-    # Chat History Controls - Mobile Friendly
-    st.header("💬 Chat History")
+    # Chat History Controls
+    st.header("Chat History")
     
+    # Show number of messages
     if st.session_state.messages:
-        st.info(f"📝 {len(st.session_state.messages)} messages stored")
+        st.info(f"Messages stored: {len(st.session_state.messages)}")
     
+    # Auto-save toggle
     auto_save = st.checkbox("Auto-save messages", value=True)
     
-    # Compact buttons for mobile
+    # Manual save/load buttons
     col1, col2 = st.columns(2)
     with col1:
-        if st.button("💾 Save", use_container_width=True):
+        if st.button("Save History", use_container_width=True):
             save_chat_history(st.session_state.messages)
-            st.success("Saved!")
+            st.success("History saved!")
     
     with col2:
-        if st.button("📂 Load", use_container_width=True):
+        if st.button("Load History", use_container_width=True):
             st.session_state.messages = load_chat_history()
-            st.success("Loaded!")
+            st.success("History loaded!")
             st.rerun()
     
-    # Additional controls in expander to save space
-    with st.expander("More Options"):
-        if st.button("👁️ View History File", use_container_width=True):
-            if os.path.exists(HISTORY_FILE):
-                with open(HISTORY_FILE, 'r', encoding='utf-8') as f:
-                    history_content = f.read()
-                st.text_area("Chat History (JSON)", history_content, height=150)
-            else:
-                st.warning("No history file found")
-        
-        # Download History
+    st.divider()
+    
+    # View History
+    if st.button("View History File", use_container_width=True):
         if os.path.exists(HISTORY_FILE):
-            with open(HISTORY_FILE, 'rb') as f:
-                st.download_button(
-                    label="⬇️ Download History",
-                    data=f.read(),
-                    file_name=f"chat_history_{datetime.now().strftime('%Y%m%d_%H%M%S')}.json",
-                    mime="application/json",
-                    use_container_width=True
-                )
-        
-        if st.button("🗑️ Clear Chat", use_container_width=True, type="secondary"):
-            clear_chat_history()
-            st.success("Chat cleared!")
-            st.rerun()
+            with open(HISTORY_FILE, 'r', encoding='utf-8') as f:
+                history_content = f.read()
+            st.text_area("Chat History (JSON)", history_content, height=200)
+        else:
+            st.warning("No history file found")
+    
+    # Download History
+    if os.path.exists(HISTORY_FILE):
+        with open(HISTORY_FILE, 'rb') as f:
+            st.download_button(
+                label="Download History",
+                data=f.read(),
+                file_name=f"chat_history_{datetime.now().strftime('%Y%m%d_%H%M%S')}.json",
+                mime="application/json",
+                use_container_width=True
+            )
+    
+    st.divider()
+    
+    # Clear controls
+    if st.button("Clear Chat", use_container_width=True, type="secondary"):
+        clear_chat_history()
+        st.success("Chat cleared!")
+        st.rerun()
 
-# Display chat messages with responsive design
+# Display chat messages
 for message in st.session_state.messages:
     with st.chat_message(message["role"]):
+        # Check if this is an assistant message with attribution
         if message["role"] == "assistant" and "Response created by:" in message["content"]:
+            # Split content and attribution
             parts = message["content"].split("\n\n---\n*Response created by:")
             main_content = parts[0]
             if len(parts) > 1:
@@ -534,19 +487,24 @@ for message in st.session_state.messages:
         else:
             st.markdown(message["content"])
 
-# Chat input with mobile-friendly placeholder
-if prompt := st.chat_input("💬 Chat with AI... (works on all devices!)"):
+# Chat input
+if prompt := st.chat_input("Chat Smarter. Chat many Brains"):
+    # Update online status when user sends message
     update_online_users()
     
+    # Add user message
     user_message = {"role": "user", "content": prompt}
     st.session_state.messages.append(user_message)
     
+    # Auto-save if enabled
     if auto_save:
         save_chat_history(st.session_state.messages)
     
+    # Display user message
     with st.chat_message("user"):
         st.markdown(prompt)
     
+    # Get AI response
     with st.chat_message("assistant"):
         placeholder = st.empty()
         
@@ -556,6 +514,7 @@ if prompt := st.chat_input("💬 Chat with AI... (works on all devices!)"):
                 full_response = response
                 placeholder.markdown(full_response + "▌")
             
+            # Remove cursor and show final response
             placeholder.markdown(full_response)
             
         except Exception as e:
@@ -563,15 +522,14 @@ if prompt := st.chat_input("💬 Chat with AI... (works on all devices!)"):
             placeholder.markdown(error_msg)
             full_response = error_msg
     
+    # Add AI response to messages with attribution
     full_response_with_attribution = full_response + f"\n\n---\n*Response created by: **{model_names[selected_index]}***"
     assistant_message = {"role": "assistant", "content": full_response_with_attribution}
     st.session_state.messages.append(assistant_message)
     
+    # Auto-save if enabled
     if auto_save:
         save_chat_history(st.session_state.messages)
 
-# Mobile-friendly footer
-col1, col2, col3 = st.columns([1, 2, 1])
-with col2:
-    st.caption(f"Currently using: **{model_names[selected_index]}**")
-    st.caption("📱 Optimized for all mobile devices")
+# Show currently using model
+st.caption(f"Currently using: **{model_names[selected_index]}**")