openmct/src/utils/staleness.js
Jamie V 42b545917c
[Time] Conductors and API Enhancements (#6768)
* Fixed #4975 - Compact Time Conductor styling
* Fixed #5773 - Ubiquitous global clock
* Mode functionality added to TimeAPI
* TimeAPI modified to always have a ticking clock
* Mode dropdown added to independent and regular time conductors
* Overall conductor appearance modifications and enhancements
* TimeAPI methods deprecated with warnings
* Significant updates to markup, styling and behavior of main Time Conductor and independent version.


---------

Co-authored-by: Charles Hacskaylo <charlesh88@gmail.com>
Co-authored-by: Shefali <simplyrender@gmail.com>
Co-authored-by: Andrew Henry <akhenry@gmail.com>
Co-authored-by: John Hill <john.c.hill@nasa.gov>
Co-authored-by: Scott Bell <scott@traclabs.com>
2023-07-18 17:32:05 -07:00

77 lines
2.5 KiB
JavaScript

/*****************************************************************************
* Open MCT, Copyright (c) 2014-2023, United States Government
* as represented by the Administrator of the National Aeronautics and Space
* Administration. All rights reserved.
*
* Open MCT is licensed under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
* http://www.apache.org/licenses/LICENSE-2.0.
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*
* Open MCT includes source code licensed under additional open source
* licenses. See the Open Source Licenses file (LICENSES.md) included with
* this source code distribution or the Licensing information page available
* at runtime from the About dialog for additional information.
*****************************************************************************/
export default class StalenessUtils {
constructor(openmct, domainObject) {
this.openmct = openmct;
this.domainObject = domainObject;
this.metadata = this.openmct.telemetry.getMetadata(domainObject);
this.lastStalenessResponseTime = 0;
this.setTimeSystem(this.openmct.time.getTimeSystem());
this.watchTimeSystem();
}
shouldUpdateStaleness(stalenessResponse, id) {
const stalenessResponseTime = this.parseTime(stalenessResponse);
if (stalenessResponseTime > this.lastStalenessResponseTime) {
this.lastStalenessResponseTime = stalenessResponseTime;
return true;
} else {
return false;
}
}
watchTimeSystem() {
this.openmct.time.on('timeSystem', this.setTimeSystem, this);
}
unwatchTimeSystem() {
this.openmct.time.off('timeSystem', this.setTimeSystem, this);
}
setTimeSystem(timeSystem) {
let metadataValue = { format: timeSystem.key };
if (this.metadata) {
metadataValue = this.metadata.value(timeSystem.key) ?? metadataValue;
}
const valueFormatter = this.openmct.telemetry.getValueFormatter(metadataValue);
this.parseTime = (stalenessResponse) => {
const stalenessDatum = {
...stalenessResponse,
source: stalenessResponse[timeSystem.key]
};
return valueFormatter.parse(stalenessDatum);
};
}
destroy() {
this.unwatchTimeSystem();
}
}