<?xml version="1.0" encoding="utf-8"?>
<xs:schema id="purchaseinvoicecirculation" attributeFormDefault="unqualified" elementFormDefault="qualified" xmlns:xs="http://www.w3.org/2001/XMLSchema">

  <xs:include schemaLocation ="netvisorgeneraltypes.xsd" />
  <xs:include schemaLocation ="purchasegeneraltypes.xsd" />

  <xs:element name="root">
    <xs:complexType>
      <xs:sequence>
        <xs:element name="purchaseinvoicecirculations">
          <xs:complexType>
            <xs:sequence>
              <xs:element ref="purchaseinvoicecirculation" maxOccurs="unbounded" minOccurs="1" />
            </xs:sequence>
          </xs:complexType>
        </xs:element>
      </xs:sequence>
    </xs:complexType>
  </xs:element>

  <xs:complexType name="personidentifier">
    <xs:choice>
      <xs:element type="netvisor_email" name="email" />
    </xs:choice>
  </xs:complexType>

  <xs:complexType name="circulationlistidentifier">
    <xs:choice>
      <xs:element type="netvisor_positiveinteger" name="netvisorkey" />
    </xs:choice>
  </xs:complexType>

  <xs:element name="purchaseinvoicecirculation">
    <xs:complexType>
      <xs:sequence>
        <xs:element type="purchaseinvoiceidentifier" name="invoiceidentifier" />
        <xs:choice>
	      <xs:element type="circulationlistidentifier" name="circulationlistidentifier" />
	      <xs:sequence>
            <xs:element type="netvisor_boolean" name="isforced" minOccurs="0" />
		    <xs:element type="personidentifier" name="factualverificator" maxOccurs="unbounded" minOccurs="0" />
			<xs:element type="personidentifier" name="approver" maxOccurs="1" minOccurs="0" />
			<xs:element type="netvisor_string_max250" name="comment" maxOccurs="1" minOccurs="0" />
	      </xs:sequence>
        </xs:choice>
      </xs:sequence>
    </xs:complexType>
  </xs:element>

</xs:schema>
