1export function fetchProducts() {
2  return dispatch => {
3    dispatch(fetchProductsBegin());
4    return fetch("/products")
5      .then(handleErrors)
6      .then(res => res.json())
7      .then(json => {
8        dispatch(fetchProductsSuccess(json.products));
9        return json.products;
10      })
11      .catch(error => dispatch(fetchProductsFailure(error)));
12  };
13}
14
15// Handle HTTP errors since fetch won't.
16function handleErrors(response) {
17  if (!response.ok) {
18    throw Error(response.statusText);
19  }
20  return response;
21}
22