class App extends React.Component { constructor(props) { super(props); this.state = { currentMode: 'Smart (GPT-5)' }; } handleModeChange = (mode) => { this.setState({ currentMode: mode }); }; handleSendMessage = (message) => { console.log(`Sending message in ${this.state.currentMode} mode:`, message); // Here you would typically call your API }; handleSuggestionClick = (suggestion) => { console.log(`Selected suggestion:`, suggestion); // Here you would handle the suggestion selection }; render() { return (