{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "#/components/schemas/PurchaseOrderCreate",
  "title": "PurchaseOrderCreate",
  "type": "object",
  "description": "Schema for creating a new purchase order",
  "required": [
    "type",
    "supplier",
    "currency",
    "order-lines"
  ],
  "properties": {
    "type": {
      "type": "string",
      "description": "Must be ExternalOrderHeader for externally created orders",
      "enum": [
        "ExternalOrderHeader"
      ]
    },
    "po-number": {
      "type": "string",
      "description": "Purchase order number (auto-generated if not provided)",
      "maxLength": 20
    },
    "supplier": {
      "$ref": "#/components/schemas/SupplierReference"
    },
    "currency": {
      "$ref": "#/components/schemas/CurrencyReference"
    },
    "ship-to-address": {
      "$ref": "#/components/schemas/AddressReference"
    },
    "ship-to-attention": {
      "type": "string",
      "maxLength": 255
    },
    "ship-to-user": {
      "$ref": "#/components/schemas/UserReference"
    },
    "payment-term": {
      "$ref": "#/components/schemas/PaymentTermReference"
    },
    "payment-method": {
      "type": "string",
      "enum": [
        "invoice",
        "pcard",
        "invoice_only",
        "pcard_only",
        "virtual_card"
      ]
    },
    "shipping-term": {
      "$ref": "#/components/schemas/ShippingTermReference"
    },
    "order-lines": {
      "type": "array",
      "minItems": 1,
      "items": {
        "$ref": "#/components/schemas/OrderLine"
      }
    },
    "hide-price": {
      "type": "boolean"
    },
    "transmission-method-override": {
      "type": "string",
      "enum": [
        "email",
        "cxml",
        "xml",
        "do_not_transmit"
      ]
    },
    "transmission-emails": {
      "type": "string"
    }
  }
}