import { createSellerClient } from '@spree/seller-sdk'

const client = createSellerClient({
  baseUrl: 'https://your-store.com',
  jwtToken: 'eyJhbGciOi...',
  sellerId: 'sel_UkLWZg9DAJ',
})

const fulfillment = await client.orders.fulfillments.update('or_UkLWZg9DAJ', 'ful_UkLWZg9DAJ', {
  tracking: '1Z879E930346834440',
  tracking_carrier: 'ups',
})

curl --request PATCH \
  --url http://{defaultHost}/api/v3/seller/orders/{order_id}/fulfillments/{id} \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --header 'X-Spree-Seller-Id: <x-spree-seller-id>' \
  --data '
{
  "tracking": "<string>",
  "tracking_carrier": "<string>",
  "stock_location_id": "<string>",
  "selected_delivery_rate_id": "<string>"
}
'

{
  "id": "ful_UkLWZg9DAJ",
  "number": "R1001-F1",
  "status": "unfulfilled",
  "tracking": "TRACK-2",
  "tracking_url": "https://www.ups.com/track?tracknum=TRACK-2",
  "fulfilled_at": null,
  "delivered_at": null,
  "created_at": "2026-01-15T12:00:00.000Z",
  "updated_at": "2026-01-15T12:00:00.000Z",
  "fulfillment_type": "shipping",
  "delivery_method_name": "UPS Ground 132",
  "stock_location_name": "Eugena Schultz",
  "stock_location_id": "sloc_UkLWZg9DAJ",
  "fulfillment_items": [
    {
      "id": "fi_UkLWZg9DAJ",
      "quantity": 1,
      "line_item_id": "li_UkLWZg9DAJ",
      "variant_id": "variant_UkLWZg9DAJ",
      "name": "Product 2553170",
      "sku": "SKU-341",
      "options_text": ""
    }
  ],
  "selected_delivery_rate_id": "dr_gbHJdmfrXB",
  "delivery_rates": [
    {
      "id": "dr_gbHJdmfrXB",
      "name": "UPS Ground 132",
      "selected": true,
      "cost": "10.00",
      "total": "10.00",
      "carrier": null,
      "service_level": null,
      "estimated_delivery_date": null,
      "unpriced": false
    }
  ],
  "deliveries": [
    {
      "id": "dlv_UkLWZg9DAJ",
      "tracking_number": "TRACK-2",
      "carrier": "ups",
      "carrier_name": "UPS",
      "service": null,
      "status": "pending",
      "tracking_url": "https://www.ups.com/track?tracknum=TRACK-2",
      "estimated_delivery_at": null,
      "delivered_at": null,
      "created_at": "2026-01-15T12:00:00.000Z",
      "updated_at": "2026-01-15T12:00:00.000Z",
      "shipping_label_id": null
    }
  ],
  "labels": []
}