react-use-cart | React hook library for managing cart state | Ecommerce library

You will need to wrap your application with the CartProvider component so that the useCart hook can access the cart state. Carts are persisted across visits using localStorage, unless you specify your own storage adapter. The useCart hook exposes all the getter/setters for your cart state. The setItems method should be used to set all items in the cart. This will overwrite any existing cart items. The addItem method should be used to add items to the cart. The updateItem method should be used to update items in the cart. The updateItemQuantity method should be used to update an items quantity value. The removeItem method should be used to remove an item from the cart. The emptyCart() method should be used to remove all cart items, and resetting cart totals to the default 0 values. The updateCartMetadata() will update the metadata object on the cart. You must pass it a object. This will return the current cart items in an array. A quick and easy way to check if the cart is empty. Returned as a boolean. Get a specific cart item by id. Returns the item object. Quickly check if an item is in the cart. Returned as a boolean. This returns the totaly quantity of items in the cart as an integer. This returns the total unique items in the cart as an integer. This returns the total value of all items in the cart. This returns the metadata set with updateCartMetadata. This is useful for storing additional cart, or checkout values.
items[] (Required): An array of cart item object. You must provide an id and price value for new items that you add to cart.
item (Required): An object that represents your cart item. You must provide an id and price value for new items that you add to cart.
quantity (optional, default: 1): The amount of items you want to add.
itemId (Required): The cart item id you want to update.
data (Required): The updated cart item object.
itemId (Required): The cart item id you want to update.
quantity (Required): The updated cart item quantity.
itemId (Required): The cart item id you want to remove.
object: A object with key/value pairs. The key being a string.
itemId (Required): The id of the item you're fetching.
itemId (Required): The id of the item you're looking for.