Update app.py

app.py

@@ -265,5 +265,74 @@ def main():
     except Exception as e:
         print(f"Failed to initialize the application: {str(e)}")
 
+def build_app(self):
+        with gr.Blocks() as demo:
+            for component in self.app_state["components"]:
+                component_type = component["type"]
+                properties = component["properties"]
+                
+                if component_type == "Button":
+                    gr.Button(value=properties["label"], variant="primary")
+                elif component_type == "Text Input":
+                    gr.Textbox(label=properties["placeholder"])
+                elif component_type == "Image":
+                    gr.Image(label=properties["alt"])
+                elif component_type == "Dropdown":
+                    gr.Dropdown(choices=properties["choices"], label="Dropdown")
+
+        return demo
+
+    def launch_app(self):
+        demo = self.build_app()
+        demo.launch()
+
+    def run(self):
+        self._print_welcome_message()
+        
+        while True:
+            try:
+                input_text = self._get_user_input()
+                if input_text.lower() == 'exit':
+                    break
+                elif input_text.lower() == 'launch':
+                    self.launch_app()
+                    continue
+                
+                output, system_message = self.process_input(input_text)
+                self._display_output(output, system_message)
+            
+            except EOFError:
+                print("Error: Input reading interrupted. Please provide valid input.")
+            except KeyboardInterrupt:
+                print("\nApplication stopped by user.")
+                break
+            except Exception as e:
+                print(f"An error occurred: {str(e)}")
+
+    def _print_welcome_message(self):
+        print("Welcome to the Python App Builder!")
+        print("Type 'help' to see the available commands.")
+        print("Type 'launch' to build and launch the Gradio app.")
+        print("Type 'exit' to quit the application.")
+        print("-" * 50)
+
+    def _get_user_input(self):
+        return input("Enter input: ").strip()
+
+    def _display_output(self, output, system_message):
+        if output:
+            print(output)
+        if system_message:
+            print(system_message)
+
+# The main function remains outside the class
+def main():
+    try:
+        app = App()
+        print(f"===== Application Startup at {datetime.now().strftime('%Y-%m-%d %H:%M:%S')} =====")
+        app.run()
+    except Exception as e:
+        print(f"Failed to initialize the application: {str(e)}")
+
 if __name__ == "__main__":
     main()