setCartItems()

in codelab-final-state/public/js/homepage.js [160:176]

• 14 lines of code
• 2 McCabe index (conditional complexity)

  setCartItems(items) {
    let itemIds;

    if (items) {
      this.cartItems = items.docs.map(doc => doc.data());
      itemIds = items.docs.map(doc => doc.id);
    } else {
      this.cartItems = [];
      itemIds = [];
    }

    // For any item in the cart, we disable the add button
    this.itemCardList.getAll().forEach(itemCard => {
      const inCart = itemIds.indexOf(itemCard.id) >= 0;
      itemCard.setAddEnabled(!inCart);
    });
  }