Added total tax to Carts, Orders, and Line Items

The total tax amount on Cart, Order, LineItem, CustomLineItem, and ShippingInfo. Before, your application had to calculate that amount if you wanted to display it to your customers.

Changes:

• [API] Added optional totalTax field to TaxedPrice and TaxedItemPrice.
• [GraphQL API] Changed the TaxedPrice type:
  • Added the totalTax field to the TaxedPrice type.
  • Added the totalTax field to the TaxedItemPrice type.

The following changes were introduced in terms of GraphQL SDL:

extend type TaxedPrice {
  totalTax: Money
}

extend type TaxedItemPrice {
  totalTax: Money
}