node-red-contrib-blynk-ws/nodes/blynk-ws-out-write.html

Node Red integration with Blynk App and Server through websockets

<script type="text/javascript">

    // eslint-disable-next-line func-names
    (function () {
      function validPin(tmppin) {
        const tmpPin = parseInt(tmppin, 10);
        if (Number.isInteger(tmpPin) && tmpPin >= 0 && tmpPin <= 255) {
          return true;
        }
        return false;
      }
    
      function onEditSave() {
        if ($('#node-input-pinmode').val() == 1) { // eslint-disable-line eqeqeq
          if (!validPin($('#node-input-pin').val())) {
            $('#node-input-pin').val('0');
          }
        }
      }

      function oneditprepare() {
        $('#node-input-pinmode').on('change', function onChangePinmode() {
          if ($(this).val() == 0) { // eslint-disable-line eqeqeq
            $('#div-write-pin').show();
          } else {
            $('#div-write-pin').hide();
          }
        }).change();
  }
    
      function label() {
        let pin = 'pin error';
        const type = 'Write';
        const dynamic = (this.pinmode == 1); // eslint-disable-line eqeqeq
    
        if (validPin(this.pin)) {
          pin = `Pin V${this.pin} - ${type}`;
        }
        if (dynamic) {
          pin = `Pin Dynamic - ${type}`;
        }
    
        return this.name || pin;
      }
    
  RED.nodes.registerType('blynk-ws-out-write', {
        category: 'Blynk_ws',
        paletteLabel: 'write',
        defaults: {
          name: { value: '' },
          pin: { value: '', required: false, validate: RED.validators.regex(/^([0-9]|[1-9][0-9]|1[0-9][0-9]|2[0-4][0-9]|25[0-5])$/) },
          pinmode: { value: 0 },
          client: { type: 'blynk-ws-client', required: true },
        },
        color: '#1BC17C',
        inputs: 1,
        outputs: 0,
        icon: 'white-globe.png',
        align: 'right',
        labelStyle() {
          return this.name ? 'node_label_italic' : '';
        },
        label,
        oneditsave: onEditSave,
        oneditprepare,
  });
}());
</script>  

<!-- Blynk out Node - Write -->
<script type="text/x-red" data-template-name="blynk-ws-out-write">
    <div class="form-row" id="websocket-client-row">
        <label for="node-input-client"><i class="fa fa-bookmark"></i> <span>Connection</span></label>
        <input type="text" id="node-input-client">
    </div>
    <div class="form-row">
        <label for="node-input-pinmode"><i class="fa fa-cogs"></i> <span>Pin Mode</span></label>
        <select id="node-input-pinmode" style="width:70%">
            <option value="0">Fixed</option>
            <option value="1">Dynamic</option>
        </select>
     </div>
    <div class="form-row" id="div-write-pin">
        <label for="node-input-pin"><i class="fa fa-dot-circle-o"></i> <span>Virtual Pin</span></label>
        <input type="number" id="node-input-pin"  min="0" max="255" placeholder="pin">
     </div>
    <div class="form-row">
        <label for="node-input-name"><i class="fa fa-tag"></i> <span>Name</span></label>
        <input type="text" id="node-input-name" data-i18n="[placeholder]node-red:common.label.name">
    </div>
</script>

<script type="text/x-red" data-help-name="blynk-ws-out-write">
    <p>Blynk write node.</p>
    <p>This node will write the value in <code>msg.payload</code> to the specified pin number.</p><br>
    <p>"Pin mode" selects whether the pin number is fixed or dynamic<br>
    &nbsp;&nbsp; Fixed, select the pin number in the interface<br>
    &nbsp;&nbsp; Dynamic, the pin number is passed through <code> msg.pin</code> property</p>
    <p class="form-tips">
        Official documentation: 
        <a href="https://gablau.dev/blynk-legacy-docs/#blynk-main-operations-get-data-from-hardware-pushing-data-from-hardware">Push data</a>
    <p>
</script>