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| # NGSI to dashboard | ||
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| This custom node is a simple node that allows to transform context data to data for the dashboard node. | ||
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| ## Properties | ||
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|  | ||
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| - `name`: a name for a node instance | ||
| - `Input type`: an input type: `Entity (normalized)`, `Notification` or `Historical context` | ||
| - `Attributes`: list of attributes | ||
| - `Name to replace`: list of names to replace attribute names | ||
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| ## Inputs / Outputs | ||
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| ### NGSI Entity node | ||
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| #### input | ||
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| If you want to transform context data received form NGSI Entity node, set `Entity (normalized)` to Input type. | ||
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| ``` | ||
| { | ||
| "id": "urn:ngsi-ld:WeatherObserved:sensor001", | ||
| "type": "Sensor", | ||
| "relativeHumidity": { | ||
| "type": "Number", | ||
| "value": 32, | ||
| "metadata": { | ||
| "TimeInstant": { | ||
| "type": "DateTime", | ||
| "value": "2023-01-28T04:53:13.301Z" | ||
| } | ||
| } | ||
| }, | ||
| "temperature": { | ||
| "type": "Number", | ||
| "value": 22.4, | ||
| "metadata": { | ||
| "TimeInstant": { | ||
| "type": "DateTime", | ||
| "value": "2023-01-28T04:53:13.301Z" | ||
| } | ||
| } | ||
| } | ||
| } | ||
| ``` | ||
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| #### Output | ||
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| ``` | ||
| { "payload": 22.4, "topic": "temperature", "timestamp": 1674881593301 } | ||
| { "payload": 32, "topic": "relativeHumidity", "timestamp": 1674881593301 } | ||
| ``` | ||
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| ### Notification | ||
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| #### input | ||
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| If you want to transform notification data received from Orion Context Broker, set `Notification` to Input type. | ||
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|  | ||
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|  | ||
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| ``` | ||
| { | ||
| "subscriptionId": "57edf55231cee478fe9fff1f", | ||
| "data": [ | ||
| { | ||
| "id": "urn:ngsi-ld:WeatherObserved:sensor001", | ||
| "type": "Sensor", | ||
| "relativeHumidity": { | ||
| "type": "Number", | ||
| "value": 32, | ||
| "metadata": { | ||
| "dateModified": { | ||
| "type": "DateTime", | ||
| "value": "2023-01-28T04:53:13.301Z" | ||
| } | ||
| } | ||
| }, | ||
| "temperature": { | ||
| "type": "Number", | ||
| "value": 22.4, | ||
| "metadata": { | ||
| "dateModified": { | ||
| "type": "DateTime", | ||
| "value": "2023-01-28T04:53:13.301Z" | ||
| } | ||
| } | ||
| } | ||
| } | ||
| ] | ||
| } | ||
| ``` | ||
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| #### Output | ||
| ``` | ||
| { "payload": 22.4, "topic": "temperature", "timestamp": 1674881593301 } | ||
| { "payload": 32, "topic": "relativeHumidity", "timestamp": 1674881593301 } | ||
| ``` | ||
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| ### Historical context node | ||
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| #### input | ||
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| If you want to transform historical context data received form Historical context node, set `Historical` to Input type. | ||
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|  | ||
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| ``` | ||
| { | ||
| "attrName": "temperature", | ||
| "dataType": "raw", | ||
| "type": "StructuredValue", | ||
| "value": [ | ||
| { | ||
| "_id": "63d45c3587f5b27f576ed498", | ||
| "attrName": "temperature", | ||
| "attrType": "Number", | ||
| "attrValue": 22.2, | ||
| "recvTime": "2023-01-27T23:20:21.201Z" | ||
| }, | ||
| { | ||
| "_id": "63d45c3787f5b27f576ed49e", | ||
| "attrName": "temperature", | ||
| "attrType": "Number", | ||
| "attrValue": 22.2, | ||
| "recvTime": "2023-01-27T23:20:23.199Z" | ||
| }, | ||
| { | ||
| "_id": "63d45c3987f5b27f576ed4a4", | ||
| "attrName": "temperature", | ||
| "attrType": "Number", | ||
| "attrValue": 22.2, | ||
| "recvTime": "2023-01-27T23:20:25.201Z" | ||
| } | ||
| ] | ||
| } | ||
| ``` | ||
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| #### Output | ||
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| ``` | ||
| [ | ||
| { | ||
| "series": [ | ||
| "temperature" | ||
| ], | ||
| "labels": [], | ||
| "data": [ | ||
| [ | ||
| { | ||
| "x": 1674861621201, | ||
| "y": 22.2 | ||
| }, | ||
| { | ||
| "x": 1674861623199, | ||
| "y": 22.2 | ||
| }, | ||
| { | ||
| "x": 1674861625201, | ||
| "y": 22.2 | ||
| } | ||
| ] | ||
| ] | ||
| } | ||
| ] | ||
| ``` |
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