console.clear();

const reducer = (state, action) => {
  switch(action.type) {
    default:
      return { count: 0 }
  }
}

const initialState = {
  count: 0,
};


const App = () => {
  const [state, dispatch] = React.useReducer(reducer, initialState);

  return (
    <div>
      Count: {state.count}
      <br />
      <button type="button" className="bg-blue-400 p-4 text-white hover:bg-blue-700" onClick={() => dispatch({ type: "decrement" })}>Decrement</button>｜
      <button type="button" className="bg-blue-400 p-4 text-white hover:bg-blue-700" onClick={() => dispatch({ type: "increment" })}>Increment</button>
    </div>
  );
}

const root = ReactDOM.createRoot(document.querySelector('#root'));
root.render(<App />);