{
  "$schema": "http://json-schema.org/draft-07/schema#",
  "name": "Purchase Order Detail",
  "type": "object",
  "additionalProperties": false,
  "properties": {
    "poNumber": {
      "type": "string",
      "description": "the purchase order number (e.g. '40418819')"
    },
    "department": {
      "type": "string",
      "description": "the department number (e.g. '6576')"
    },
    "poType": {
      "type": "string",
      "description": "the purchase order type (e.g. 'DO - Domestic Other')"
    },
    "buyer": {
      "type": "string",
      "description": "the buyer name / code as printed"
    },
    "orderDate": {
      "type": "string",
      "format": "date",
      "description": "the order date in YYYY-MM-DD"
    },
    "notBeforeDate": {
      "type": "string",
      "format": "date",
      "description": "the not-before date in YYYY-MM-DD"
    },
    "notAfterDate": {
      "type": "string",
      "format": "date",
      "description": "the not-after date in YYYY-MM-DD"
    },
    "terms": {
      "type": "string",
      "description": "the payment terms as printed (e.g. '0200/DUEONRC+10')"
    },
    "shipTo": {
      "type": "string",
      "description": "the ship-to location (e.g. '050 NE - Omaha, Nebraska')"
    },
    "fobPoint": {
      "type": "string",
      "description": "the FOB point (e.g. 'DESTINATION')"
    },
    "lineItems": {
      "type": "array",
      "description": "one entry per product line item (main row, excluding pack-total sub-rows)",
      "items": {
        "type": "object",
        "additionalProperties": false,
        "properties": {
          "vpn": {
            "type": "string",
            "description": "the vendor product number (VPN) (e.g. '381218')"
          },
          "style": {
            "type": "string",
            "description": "the style number (e.g. '25651275')"
          },
          "description": {
            "type": "string",
            "description": "the product description joined into one string (e.g. 'MILK CHOCOLATE TABLET BAR NO COLOR NO')"
          },
          "sku": {
            "type": "string",
            "description": "the SKU (e.g. '25651276')"
          },
          "upc": {
            "type": "string",
            "description": "the UPC code (e.g. '040000539551')"
          },
          "packQty": {
            "type": "number",
            "description": "the pack quantity from the PACK QTY column; this column is blank on the main rows so output null when absent"
          },
          "content": {
            "type": "number",
            "description": "the content quantity from the CONTENT column (inner pack count, e.g. 12); this is NOT the UNIT QTY column"
          },
          "unitCost": {
            "type": "number",
            "description": "the unit cost in dollars (e.g. 1.37)"
          },
          "extendedCost": {
            "type": "number",
            "description": "the extended cost in dollars (e.g. 1150.80)"
          }
        },
        "required": [
          "vpn",
          "style",
          "description",
          "unitCost",
          "extendedCost"
        ]
      }
    }
  },
  "required": [
    "poNumber",
    "lineItems"
  ]
}