{
  "$schema": "http://json-schema.org/draft-03/schema#",
  "title": "Draft invoice lines post schema",
  "description": "A schema for creating a draft invoice lines.",
  "type": "object",
  "restdocs": "http://restdocs.e-conomic.com/#post-invoices-draft-lines",
  "properties": {
    "lines": {
      "title": "Invoice lines",
      "type": "array",
      "description": "An array containing the specific invoice lines.",
      "required": true,
      "items": {
        "type": "object",
        "description": "An array of the invoice lines that make up the invoice.",
        "properties": {
          "sortKey": {
            "type": "integer",
            "description": "A sort key used to sort the lines in ascending order within the invoice.",
            "minimum": 1
          },
          "description": {
            "type": "string",
            "maxLength": 2500,
            "description": "A description of the product or service sold. Please note, that when setting existing products, description field is required. While setting non-existing product, description field can remain empty."
          },
          "accrual": {
            "type": "object",
            "description": "The accrual for the invoice.",
            "properties": {
              "startDate": {
                "type": "string",
                "format": "full-date",
                "pattern": "\\d{4}-\\d{2}-\\d{2}",
                "description": "The start date for the accrual. Must be within an existing accounting year. Format: YYYY-MM-DD."
              },
              "endDate": {
                "type": "string",
                "format": "full-date",
                "pattern": "\\d{4}-\\d{2}-\\d{2}",
                "description": "The end date for the accrual. Format: YYYY-MM-DD."
              }
            }
          },
          "unit": {
            "type": "object",
            "description": "The unit of measure applied to the invoice line.",
            "properties": {
              "unitNumber": {
                "type": "integer",
                "description": "The unique identifier of the unit.",
                "minimum": 1
              },
              "self": {
                "type": "string",
                "format": "uri",
                "description": "A unique reference to the unit resource."
              }
            }
          },
          "product": {
            "type": "object",
            "description": "The product or service offered on the invoice line.",
            "properties": {
              "productNumber": {
                "type": "string",
                "maxLength": 25,
                "description": "The unique product number. This can be a stock keeping unit identifier (SKU)."
              },
              "self": {
                "type": "string",
                "description": "A unique reference to the product resource."
              }
            }
          },
          "quantity": {
            "type": "number",
            "maxDecimal": 2,
            "description": "The number of units of goods on the invoice line."
          },
          "unitNetPrice": {
            "type": "number",
            "maxDecimal": 2,
            "description": "The price of 1 unit of the goods or services on the invoice line in the invoice currency."
          },
          "discountPercentage": {
            "type": "number",
            "maxDecimal": 2,
            "description": "A line discount expressed as a percentage."
          },
          "unitCostPrice": {
            "type": "number",
            "maxDecimal": 2,
            "description": "The cost price of 1 unit of the goods or services in the invoice currency."
          },
          "marginInBaseCurrency": {
            "type": "number",
            "maxDecimal": 2,
            "description": "The difference between the net price and the cost price on the invoice line in base currency."
          },
          "marginPercentage": {
            "type": "number",
            "maxDecimal": 2,
            "description": "The margin on the invoice line expressed as a percentage."
          },
          "departmentalDistribution": {
            "type": "object",
            "description": "A departmental distribution defines which departments this entry is distributed between. This requires the departments module to be enabled.",
            "properties": {
              "departmentalDistributionNumber": {
                "type": "integer",
                "minimum": 1,
                "description": "A unique identifier of the departmental distribution."
              },
              "distributionType": {
                "type": "string",
                "description": "Type of the distribution"
              },
              "self": {
                "type": "string",
                "format": "uri",
                "description": "A unique reference to the departmental distribution resource."
              }
            }
          }
        }
      }
    }
  }
}