node-red-contrib-jasper-node 0.1.2

This is a set of Node-Red nodes that allows you to connect to a Jasper Node server, write tags and subscribe to tags.

npm install node-red-contrib-jasper-node

Node-RED Jasper Node

A set of Node-RED nodes that allows you to connect to a Jasper Node, write tags and subscribe to tags.

Installation

npm install node-red-contrib-jasper-node

Features

• Connect to Jasper Node with authentication
• Write single or multiple tag values
• Subscribe to single or multiple tags
• Batch mode support for path-based operations
• Automatic reconnection handling
• WebSocket-based real-time updates

Nodes

Jasper Node (Configuration)

Configuration node for setting up the connection to a Jasper Node.

Properties

• Name: Name for this configuration
• Server URL: URL of the Jasper Node
• Token: Authentication token

Tags In

Write tag values to the Jasper Node.

Properties

• Name: Name for this node
• Server: Select the Jasper Node configuration
• Batch Mode: Enable to write multiple tags at once
• Tag Path: Base path for tags (used in both modes)
• Tag Name: Specific tag name (single mode only)

Input

In single tag mode:

{
  payload: "value" // string, number, boolean, null; Object will be converted to JSON string
}

In batch mode (object format):

{
  payload: {
    "tag1": "value1",
    "tag2": "value2"
  }
}

In batch mode (array format):
```js
{
  payload: [
    { tagId: "tag1", value: "value1" },
    { tagId: "tag2", value: "value2" }
  ]
}

Tags Out

Subscribe to tag values from the Jasper Node.

Properties

• Name: Name for this node
• Server: Select the Jasper Node configuration
• Batch Mode: Enable to subscribe to multiple tags
• Tag Path: Path to subscribe to (batch mode)
• Tag IDs: List of specific tags to subscribe to (single mode)

Output

In single tag mode:

{
  name: "tag1",
  path: 'path/to/tag1',
  value: "value1",
  stats: {
    ts: 1716729600000,
    prevValue: "value0",
    prevTs: 1716729599000,
    setTs: 1716729600000,
    prevSetTs: 1716729599000,
    source: "source",
  },
  payload: "same as value",
}

In batch mode:

{
  data: [
    {
      name: "tag1",
      path: 'path/to/tag1',
      value: "value1",
      stats: {
        ts: 1716729600000,
        prevValue: "value0",
        prevTs: 1716729599000,
        setTs: 1716729600000,
        prevSetTs: 1716729599000,
        source: "source",
      }
    },
    {
      name: "tag2",
      path: 'path/to/tag2',
      value: "value1",
      stats: {
        ts: 1716729600000,
        prevValue: "value0",
        prevTs: 1716729599000,
        setTs: 1716729600000,
        prevSetTs: 1716729599000,
        source: "source",
      }
    }
  ],
  payload: [same as data],
  collection: {
    [tagName: string]: "tag value"
  },
  tagEvent: "valueChange"
}