Consistent Naming

component.jsx

class ProductList extends Component {
  
  handleAccordionClick() {
    //...
  }
  
  handleButtonClick(){
    //...
  }
  
  render() {
    return (
      <Accordion onClick={ this.handleAccordionClick }>
        <button onClick={ this.handleButtonClick}> Click Me </button>
      </Accordion>
    )
  }

}