{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "#/components/schemas/CartDraft",
  "title": "CartDraft",
  "type": "object",
  "description": "Request body for creating a new cart.",
  "required": [
    "currency"
  ],
  "properties": {
    "currency": {
      "type": "string",
      "pattern": "^[A-Z]{3}$",
      "description": "ISO 4217 currency code for the cart."
    },
    "customerId": {
      "type": "string",
      "description": "ID of the customer to associate with the cart."
    },
    "customerEmail": {
      "type": "string",
      "format": "email",
      "description": "Email address for anonymous or identified carts."
    },
    "key": {
      "type": "string",
      "description": "User-defined unique key for the cart."
    },
    "lineItems": {
      "type": "array",
      "items": {
        "type": "object"
      },
      "description": "Initial line items to add to the cart."
    },
    "billingAddress": {
      "$ref": "#/components/schemas/Address"
    },
    "shippingAddress": {
      "$ref": "#/components/schemas/Address"
    },
    "taxMode": {
      "type": "string",
      "enum": [
        "Platform",
        "External",
        "ExternalAmount",
        "Disabled"
      ],
      "description": "Tax calculation mode."
    },
    "inventoryMode": {
      "type": "string",
      "enum": [
        "None",
        "TrackOnly",
        "ReserveOnOrder"
      ],
      "description": "Inventory tracking mode."
    },
    "store": {
      "$ref": "#/components/schemas/Reference"
    }
  }
}