import { showLoading, hideLoading } from 'react-redux-loading-bar'; const defaultTypeSuffixes = ['PENDING', 'FULFILLED', 'REJECTED']; export default function loadingBarMiddleware(config = {}) { const promiseTypeSuffixes = config.promiseTypeSuffixes || defaultTypeSuffixes; return ({ dispatch }) => next => (action) => { if (action.type && !action.skipLoading) { const [PENDING, FULFILLED, REJECTED] = promiseTypeSuffixes; const isPending = new RegExp(`${PENDING}$`, 'g'); const isFulfilled = new RegExp(`${FULFILLED}$`, 'g'); const isRejected = new RegExp(`${REJECTED}$`, 'g'); if (action.type.match(isPending)) { dispatch(showLoading()); } else if (action.type.match(isFulfilled) || action.type.match(isRejected)) { dispatch(hideLoading()); } } return next(action); }; };