﻿<?xml version="1.0" encoding="utf-8"?>
<xs:schema id="ComSimMqtt"
           targetNamespace="http://lab.tagroot.io/Schema/ComSim/MQTT.xsd"
           elementFormDefault="qualified"
           xmlns="http://lab.tagroot.io/Schema/ComSim/MQTT.xsd"
           xmlns:mstns="http://lab.tagroot.io/Schema/ComSim/MQTT.xsd"
           xmlns:xs="http://www.w3.org/2001/XMLSchema"
           xmlns:cs="http://lab.tagroot.io/Schema/ComSim.xsd">

  <xs:import namespace="http://lab.tagroot.io/Schema/ComSim.xsd"/>

  <xs:element name="MqttActorTcp">
    <xs:complexType>
      <xs:complexContent>
        <xs:extension base="cs:Actor">
          <xs:attribute name="domain" type="xs:string" use="required"/>
          <xs:attribute name="encrypted" type="xs:boolean" use="optional"/>
          <xs:attribute name="port" type="cs:PortNumber" use="optional"/>
          <xs:attribute name="userName" type="xs:string" use="required"/>
          <xs:attribute name="password" type="xs:string" use="optional"/>
          <xs:attribute name="trustServer" type="xs:boolean" use="optional" default="false"/>
        </xs:extension>
      </xs:complexContent>
    </xs:complexType>
  </xs:element>

  <xs:element name="Publish">
    <xs:complexType>
      <xs:complexContent>
        <xs:extension base="cs:ActivityNode">
          <xs:choice minOccurs="1" maxOccurs="1">
            <xs:group ref="cs:Value"/>
          </xs:choice>
          <xs:attribute name="actor" type="xs:string" use="required"/>
          <xs:attribute name="topic" type="xs:string" use="required"/>
          <xs:attribute name="qos" type="QualityOfService" use="optional" default="AtMostOnce"/>
          <xs:attribute name="retain" type="xs:boolean" use="optional" default="false"/>
        </xs:extension>
      </xs:complexContent>
    </xs:complexType>
  </xs:element>

  <xs:simpleType name="QualityOfService">
    <xs:restriction base="xs:string">
      <xs:enumeration value="AtMostOnce"/>
      <xs:enumeration value="AtLeastOnce"/>
      <xs:enumeration value="ExactlyOnce"/>
    </xs:restriction>
  </xs:simpleType>

  <xs:element name="Subscribe">
    <xs:complexType>
      <xs:attribute name="topic" type="xs:string" use="required"/>
      <xs:attribute name="qos" type="QualityOfService" use="optional" default="AtMostOnce"/>
    </xs:complexType>
  </xs:element>

</xs:schema>
