Update app.py

app.py

@@ -2384,7 +2384,238 @@ if __name__ == "__main__":
         print(f"Error: {e}")
         # Simple fallback interface
         import gradio as gr
+    
+    def simple_chat(message):
+    """Enhanced fallback function with proper error handling"""
+    if not message or not message.strip():
+        return "Please enter a message to start chatting!"
+    
+    # Simulate loading response
+    responses = [
+        f"🌌 Cosmic AI is initializing... Your message '{message}' has been received!",
+        f"🤖 AI model is loading, processing your message: '{message}'",
+        f"⏳ System startup in progress... Message '{message}' noted!",
+        f"🚀 Getting ready to chat with you about: '{message}'"
+    ]
+    
+    try:
+        import random
+        return random.choice(responses)
+    except ImportError:
+        return f"🌌 Cosmic AI is starting up... Your message '{message}' received! Please wait a moment."
+
+def create_emergency_interface():
+    """Create emergency fallback interface"""
+    import gradio as gr
+    
+    def emergency_response(message):
+        if not message or not message.strip():
+            return "Please enter a message!"
+        
+        return f"""🌌 **Cosmic AI - Emergency Mode**
+
+Your message: "{message}"
+
+The main AI system is currently initializing. This is a temporary fallback interface.
+
+**Status:** Loading advanced AI models...
+**ETA:** Please try again in a few moments.
+
+Thank you for your patience! 🚀"""
+    
+    interface = gr.Interface(
+        fn=emergency_response,
+        inputs=gr.Textbox(
+            placeholder="Type your message here...",
+            label="Chat with Cosmic AI",
+            lines=2
+        ),
+        outputs=gr.Textbox(
+            label="AI Response",
+            lines=5
+        ),
+        title="🌌 Cosmic AI - Loading Mode",
+        description="Advanced AI Chatbot System is initializing...",
+        theme=gr.themes.Soft(),
+        css="""
+        .gradio-container {
+            max-width: 800px !important;
+            margin: auto !important;
+        }
+        .input-container, .output-container {
+            border-radius: 10px !important;
+        }
+        """
+    )
+    
+    return interface
+
+def main():
+    """Main entry point with comprehensive error handling"""
+    import argparse
+    import sys
+    
+    # Setup argument parser
+    parser = argparse.ArgumentParser(description="Advanced AI Chatbot System - Cosmic AI")
+    parser.add_argument("--interface", choices=["gradio", "streamlit", "fastapi"], 
+                       default="gradio", help="Interface type to run")
+    parser.add_argument("--config", help="Configuration file path")
+    parser.add_argument("--host", default="0.0.0.0", help="Host address")
+    parser.add_argument("--port", type=int, default=7860, help="Port number")
+    parser.add_argument("--share", action="store_true", default=True, help="Share Gradio interface")
+    parser.add_argument("--debug", action="store_true", help="Enable debug mode")
+    
+    args = parser.parse_args()
+    
+    if args.debug:
+        print("🔧 Debug mode enabled")
+        print(f"Arguments: {args}")
+    
+    try:
+        print("🌌 Initializing Cosmic AI System...")
+        
+        # Initialize core components
+        config = ModelConfig()
+        print("✅ Configuration loaded")
+        
+        ai_model = AdvancedAIModel(config)
+        print("✅ AI Model initialized")
+        
+        interface = GradioInterface(ai_model)
+        print("✅ Interface created")
+        
+        app = interface.create_interface()
+        print("✅ Application ready")
+        
+        # Launch based on arguments
+        print(f"🚀 Launching on {args.host}:{args.port}")
+        app.launch(
+            server_name=args.host,
+            server_port=args.port,
+            share=args.share,
+            enable_queue=True,
+            show_error=True,
+            debug=args.debug
+        )
+        
+    except Exception as e:
+        print(f"❌ Error in main initialization: {e}")
+        print("🔄 Falling back to emergency interface...")
         
+        try:
+            emergency_app = create_emergency_interface()
+            emergency_app.launch(
+                server_name=args.host,
+                server_port=args.port,
+                share=args.share
+            )
+        except Exception as emergency_error:
+            print(f"❌ Emergency interface also failed: {emergency_error}")
+            sys.exit(1)
+
+# Main execution block for Hugging Face Spaces
+if __name__ == "__main__":
+    try:
+        print("=" * 50)
+        print("🌌 COSMIC AI - Advanced Chatbot System")
+        print("=" * 50)
+        print("🚀 Starting initialization...")
+        
+        # Check if running in HF Spaces environment
+        is_hf_spaces = os.environ.get('SPACE_ID') is not None
+        
+        if is_hf_spaces:
+            print("📍 Running in Hugging Face Spaces environment")
+        
+        # Initialize core components with error handling
+        try:
+            config = ModelConfig()
+            print("✅ Configuration loaded successfully")
+        except Exception as config_error:
+            print(f"⚠️ Configuration error: {config_error}")
+            config = None
+        
+        try:
+            ai_model = AdvancedAIModel(config) if config else None
+            print("✅ AI Model initialized successfully")
+        except Exception as model_error:
+            print(f"⚠️ AI Model error: {model_error}")
+            ai_model = None
+        
+        try:
+            if ai_model:
+                interface = GradioInterface(ai_model)
+                app = interface.create_interface()
+                print("✅ Advanced interface created successfully")
+            else:
+                app = create_emergency_interface()
+                print("✅ Emergency interface created")
+        except Exception as interface_error:
+            print(f"⚠️ Interface error: {interface_error}")
+            app = create_emergency_interface()
+            print("✅ Fallback interface created")
+        
+        # Launch configuration for HF Spaces
+        launch_config = {
+            "server_name": "0.0.0.0",
+            "server_port": 7860,
+            "share": True,
+            "enable_queue": True,
+            "show_error": True,
+            "favicon_path": None,
+            "ssl_keyfile": None,
+            "ssl_certfile": None,
+            "ssl_keyfile_password": None,
+            "quiet": False
+        }
+        
+        print("🚀 Launching Cosmic AI...")
+        print(f"📡 Server: {launch_config['server_name']}:{launch_config['server_port']}")
+        print(f"🌐 Share: {launch_config['share']}")
+        
+        # Launch the application
+        app.launch(**launch_config)
+        
+    except KeyboardInterrupt:
+        print("\n👋 Cosmic AI shutdown by user")
+    except Exception as fatal_error:
+        print(f"💥 Fatal error occurred: {fatal_error}")
+        print("🆘 Creating minimal emergency interface...")
+        
+        # Absolute last resort - minimal Gradio interface
+        try:
+            import gradio as gr
+            
+            def minimal_chat(message):
+                return f"""🆘 **Cosmic AI - Minimal Mode**
+
+Message received: "{message}"
+
+The system encountered a critical error during startup.
+This is a minimal emergency interface.
+
+Error details: {str(fatal_error)[:200]}...
+
+Please check the logs or contact support."""
+            
+            minimal_demo = gr.Interface(
+                fn=minimal_chat,
+                inputs="text",
+                outputs="text",
+                title="🆘 Cosmic AI - Emergency Mode",
+                description="Critical error recovery interface"
+            )
+            
+            minimal_demo.launch(
+                server_name="0.0.0.0",
+                server_port=7860,
+                share=True
+            )
+            
+        except Exception as last_resort_error:
+            print(f"💀 Complete system failure: {last_resort_error}")
+            print("🔧 Please check your requirements.txt and restart the Space")
+