<?xml version="1.0" encoding="UTF-8"?>
<!--
/**
 * Copyright © Magento, Inc. All rights reserved.
 * See COPYING.txt for license details.
 */
-->
<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema">
    <xs:element name="config">
        <xs:complexType>
            <xs:sequence>
                <xs:element name="consumer" type="consumerType" maxOccurs="unbounded" minOccurs="0"/>
            </xs:sequence>
        </xs:complexType>
        <xs:unique name="consumer-unique-name">
            <xs:selector xpath="consumer"/>
            <xs:field xpath="@name"/>
        </xs:unique>
    </xs:element>
    <xs:complexType name="consumerType">
        <xs:attribute type="xs:string" name="name" use="required"/>
        <xs:attribute type="xs:string" name="queue" use="required"/>
        <xs:attribute type="handlerType" name="handler" use="optional"/>
        <xs:attribute type="xs:string" name="consumerInstance" use="optional"/>
        <xs:attribute name="connection" use="optional" type="xs:string" />
        <xs:attribute type="xs:integer" name="maxMessages" use="optional"/>
        <xs:attribute type="xs:integer" name="maxIdleTime" use="optional"/>
        <xs:attribute type="xs:integer" name="sleep" use="optional"/>
        <xs:attribute type="xs:boolean" name="onlySpawnWhenMessageAvailable" use="optional"/>
    </xs:complexType>
    <xs:simpleType name="handlerType">
        <xs:annotation>
            <xs:documentation>
                Handler is expected in a format "Vendor\Module\Api\ServiceName::methodName".
            </xs:documentation>
        </xs:annotation>
        <xs:restriction base="xs:string">
            <xs:pattern value="[a-zA-Z0-9\\]+::[a-zA-Z0-9]+" />
            <xs:minLength value="5" />
        </xs:restriction>
    </xs:simpleType>
</xs:schema>