toggle field react

gistfile1.txt

addInventory (viewListID) {
        console.log('hit');
        this.setState(prevState => ({
            viewListID: prevState.viewListID == viewListID ? null : viewListID
          }));

    }
    
{this.state.viewListID == bag.id && <BagList key={bag.id} id = {bag.id} description={bag.description} destination={bag.destination}/>}
    
    
     this.state = {
           bags: this.props.bags || [],
           viewList: false,
           viewListID: null
        }