Conditional Fields

Forms\Components\Select::make('tier')
                    ->options(Tier::class)
                    ->required()
                    ->reactive()
                    ->afterStateUpdated(function ($state, callable $set) {
                        switch ($state) {
                            case 'standard':
                                $set('price', 14.75);
                                break;
                            case 'advanced':
                                $set('price', 26.54);
                                break;
                            case 'vip':
                                $set('price', 36.87);
                                break;
                        }
                    }),
                Forms\Components\TextInput::make('price')
                    ->label('Price (€)')
                    ->numeric()
                    ->disabled(),