block1.ts

function addToCart(productIds: string[]) {
      return {
        type: 'ADD_TO_CART',
        payload: {
          productIds: productIds,
          timeAdded: new Date(),
        },
      };
    }
    
    function filterItems(filterType: FilterType) {
      return {
        type: 'FILTER_ITEMS',
        payload: {
          filterType: filterType,
        },
    }