1{
2  "$schema": "http://json-schema.org/draft-07/schema#",
3  "title": "ReserveInventory",
4  "description": "Command to reserve stock for the items in a checked-out cart",
5  "type": "object",
6  "properties": {
7    "cartId": {
8      "description": "Identifier of the cart being checked out",
9      "type": "string",
10      "format": "uuid"
11    },
12    "customerId": {
13      "description": "Identifier of the customer checking out",
14      "type": "string",
15      "format": "uuid"
16    },
17    "items": {
18      "description": "The items to reserve",
19      "type": "array",
20      "items": {
21        "type": "object",
22        "properties": {
23          "productId": {
24            "type": "string",
25            "format": "uuid"
26          },
27          "quantity": {
28            "type": "integer",
29            "minimum": 1
30          }
31        },
32        "required": ["productId", "quantity"]
33      }
34    }
35  },
36  "required": ["cartId", "items"]
37}
38