{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://raw.githubusercontent.com/api-evangelist/united-states-steel/refs/heads/main/json-schema/steeltrack-order-schema.json",
  "title": "Order",
  "description": "A U.S. Steel customer order.",
  "type": "object",
  "properties": {
    "orderId": {
      "type": "string",
      "description": "Unique order identifier.",
      "example": "ORD-2025-001234"
    },
    "customerId": {
      "type": "string",
      "description": "Customer account identifier.",
      "example": "CUST-001234"
    },
    "purchaseOrder": {
      "type": "string",
      "description": "Customer purchase order number.",
      "example": "PO-2025-5678"
    },
    "status": {
      "type": "string",
      "description": "Current order status.",
      "enum": [
        "OPEN",
        "IN_PRODUCTION",
        "SHIPPED",
        "CLOSED",
        "CANCELLED"
      ],
      "example": "IN_PRODUCTION"
    },
    "facility": {
      "type": "string",
      "description": "Production facility name or code.",
      "example": "Gary Works"
    },
    "product": {
      "type": "string",
      "description": "Steel product type.",
      "example": "Hot-Rolled Coil"
    },
    "grade": {
      "type": "string",
      "description": "Steel grade designation.",
      "example": "A36"
    },
    "quantity": {
      "type": "number",
      "description": "Order quantity.",
      "example": 50.0
    },
    "quantityUnit": {
      "type": "string",
      "description": "Unit of measure for quantity.",
      "example": "tons"
    },
    "orderDate": {
      "type": "string",
      "format": "date",
      "description": "Date the order was placed.",
      "example": "2025-01-15"
    },
    "requiredDate": {
      "type": "string",
      "format": "date",
      "description": "Customer required delivery date.",
      "example": "2025-03-01"
    },
    "estimatedDeliveryDate": {
      "type": "string",
      "format": "date",
      "description": "Estimated delivery date from US Steel.",
      "example": "2025-02-28"
    }
  }
}