node-red-contrib-iiot-opcua/opcuaIIoT/opcua-iiot-event.html

An Industrial IoT OPC UA toolbox contribution package for Node-RED based on node-opcua.

<!--
 The BSD 3-Clause License

 Copyright 2022 - DATATRONiQ GmbH (https://datatroniq.com)
 Copyright (c) 2018-2022 Klaus Landsdorf (http://node-red.plus/)
 Copyright 2015,2016 - Mika Karaila, Valmet Automation Inc. (node-red-contrib-opcua)
 All rights reserved.
 node-red-contrib-iiot-opcua
--> <script type='text/javascript'> RED.nodes.registerType('OPCUA-IIoT-Event', {
    category: 'IIoT',
    color: '#ABCDEF',
    defaults: {
      eventType: {value: 'i=2041', required: true},
      eventTypeLabel: {value: 'BaseTypeEvent'},
      resultType: {value: 'basic'},
      queueSize: {value: 1, required: true, validate: RED.validators.number()},
      usingListener: {value: false},
      name: {value: ''},
      showStatusActivities: {value: false},
      showErrors: {value: false}
    },
    inputs: 1,
    outputs: 1,
    align: 'left',
    icon: 'icon.png',
    label: function () {
      return this.name || 'Event'
    },
    labelStyle: function () {
      return this.name ? 'node_label_italic' : ''
    },
    oneditprepare: function () {
      let node = this
      node.lookupItems = []

      let eventTypeLookupField = $("#node-lookup-eventType")
      let eventTypeField = $("#node-input-eventType")
      let eventTypeLabelField = $("#node-input-eventTypeLabel")

      eventTypeLookupField.click(function () {
        eventTypeLookupField.addClass('disabled')
        $.getJSON('/opcuaIIoT/list/EventTypeIds', function (data) {
          eventTypeLookupField.removeClass('disabled')
          node.lookupItems = []

          $.each(data, function (i, entry) {
            node.lookupItems.push({value: entry.nodeId, label: entry.label})
          })

          eventTypeField.autocomplete({
            source: node.lookupItems,
            minLength: 0,
            focus: function (event, ui) {
              eventTypeField.val(ui.item.label);
              return false;
            },
            select: function (event, ui) {
              eventTypeField.val(ui.item.label)
              eventTypeLabelField.val(ui.item.label + ' (' + ui.item.value + ')')
              return false;
            },
            close: function (event, ui) {
              eventTypeField.autocomplete("destroy")
            }
          }).autocomplete("search", "")
        })
      })
    }
  }) </script> <script type='text/x-red' data-template-name='OPCUA-IIoT-Event'>
 <div class='form-row'> <label for='node-input-eventType'><i class='icon-search'></i> <span 
data-i18n='opcua-iiot-contrib.label.eventType'></span></label> <input type='text' id='node-input-eventType' 
style='width:40%' placeholder='i=2041'> <a id='node-lookup-eventType' class='btn'><i id='node-lookup-topic-icon' 
class='fa fa-search'></i></a> <div style='margin:20px auto;margin-left:103px'> <p><input type='text' 
id='node-input-eventTypeLabel' style='width:80%' readonly='readonly'></p> <p><span 
data-i18n='opcua-iiot-contrib.label.lookupUseHint'></span></p> </div> </div> <div class='form-row' 
id='node-inject-resultType'> <label for=''><i class='fa fa-list'></i> <span 
data-i18n='opcua-iiot-contrib.label.resultType'></span></label> <select id='node-input-resultType' type='text' 
style='width:140px'> <option value='basic' data-i18n='opcua-iiot-contrib.resulttype.label.basic'></option> <option 
value='condition' data-i18n='opcua-iiot-contrib.resulttype.label.condition'></option> <option value='state' 
data-i18n='opcua-iiot-contrib.resulttype.label.state'></option> <option value='all' 
data-i18n='opcua-iiot-contrib.resulttype.label.all'></option> </select> </div> <div class='form-row'> <label 
for='node-input-queueSize'><i class='icon-time'></i> <span data-i18n='opcua-iiot-contrib.label.queueSize'></span>
</label> <input type='number' id='node-input-queueSize' placeholder=''> </div> <div class='form-row'> <label 
for='node-input-name'><i class='fa fa-tag'></i> <span data-i18n='node-red:common.label.name'></span></label> <input 
type='text' id='node-input-name' placeholder=''> </div> <hr> <div class='form-row'> <label style='min-width:160px' 
for='node-input-usingListener'><i class='fa fa-assistive-listening-systems'></i> <span 
data-i18n='opcua-iiot-contrib.label.usingListener'></span></label> <input type='checkbox' id='node-input-usingListener' 
style='max-width:30px'> </div> <hr> <div class='form-row'> <label style='min-width:160px' 
for='node-input-showStatusActivities'><i class='fa fa-bolt'></i> <span 
data-i18n='opcua-iiot-contrib.label.showActivities'></span></label> <input type='checkbox' 
id='node-input-showStatusActivities' style='max-width:30px'> </div> <div class='form-row'> <label 
style='min-width:160px' for='node-input-showErrors'><i class='fa fa-exclamation-circle'></i> <span 
data-i18n='opcua-iiot-contrib.label.showErrors'></span></label> <input type='checkbox' id='node-input-showErrors' 
style='max-width:30px'> </div> </script> <script type='text/x-red' data-help-name='OPCUA-IIoT-Event'>
 <h2>OPC UA IIoT Event</h2> <p>
 The Event node is to set up an event listener with parameters. It is to trigger by an Inject of Node-RED or by the OPC UA IIoT Inject. It could also trigger with incoming events from other nodes. 
</p> <h3>Input</h3> <p>msg with addressSpaceItems</p> <h3>Output</h3> <div> <strong>Event message:</strong> <ul> <li>
payload (number/Object) <ul> <li>eventType (ObjectTypeId) </li><li>eventFilter (Array of conditions or events) <ul> <li>
selectClause (Array) </li><li>whereClause (Object) </li></ul> </li><li>eventFields (Array) </li><li>queueSize (counter) 
</li><li>interval (number msec.) <ul> <li>topic </li><li>nodetype (events) </li></ul> </li></ul></li></ul></div> 
<strong>Name</strong> <p>Name in the flow of Node-RED.</p> </script>