ampersand-router.js

const Router = new AmpersandRouter({
    // define all of the routes in our application.
    // AmpersandRouter will invoke the method named when a route is
    // matched on either page load or a browser back/forward click
    routes: {
        '/my/order/receipt/:orderId': 'loadReceipt'
        '/my/order/:orderId': 'loadOrder',
        '/my/orders': 'loadOrders',
    },
    initialize(options) {
        this.store = options.store;
        // subscribe to changes in our redux store. Update the URL to always match
        // the data in the redux store.
        options.store.subscribe(() => {
            // URL “render” logic
            const {pageType, orderId} = this.store.getState();

            switch pageType {
                case 'orders': {
                    // trigger: false, because we are only updating the URL in response to 
                    // current state.
                    this.navigate('/my/orders', {trigger: false});
                }
                case 'order': {
                    this.navigate(`/my/orders/${orderId}`, {trigger: false});
                }
                case 'receipt': {
                    this.navigate(`/my/orders/receipt/${orderId}`, {trigger: false});
                }
            }
        });
    },
    // dispatch redux actions to update the store on the new route.
    loadOrders() {
        this.store.dispatch({type: 'VIEW_ORDERS'});
    },
    loadOrder(orderId) {
        this.store.dispatch({type: 'VIEW_ORDERS', orderId});
    }
    loadReceipt(orderId) {
        this.store.dispatch({type: 'VIEW_RECEIPT', orderId});
    }
})