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.eslintrc.cjs

@@ -10,7 +10,8 @@ const config = {
     serviceworker: true
   },
   globals: {
-    _: 'readonly'
+    _: 'readonly',
+    __OPENMCT_ROOT_RELATIVE__: 'readonly'
   },
   plugins: ['prettier', 'unicorn', 'simple-import-sort'],
   extends: [

src/plugins/comps/CompsTelemetryProvider.js

@@ -20,12 +20,63 @@
  * at runtime from the About dialog for additional information.
  *****************************************************************************/
 
-export default class ConditionSetTelemetryProvider {
+export default class CompsTelemetryProvider {
+  #telemetryObjects = {};
+  #telemetryCollections = {};
+  #composition = [];
+  #openmct = null;
+  #sharedWorker = null;
+
   constructor(openmct) {
-    this.openmct = openmct;
+    this.#openmct = openmct;
+    this.#loadComposition();
     this.#startSharedWorker();
   }
 
+  async #loadComposition() {
+    this.#composition = this.#openmct.composition.get(this.domainObject);
+    if (this.#composition) {
+      await this.#composition.load();
+      // load all of our telemetry objects
+      this.#composition.forEach(this.#addTelemetryObject);
+
+      this.#composition.on('add', this.#addTelemetryObject);
+      this.#composition.on('remove', this.#removeTelemetryObject);
+    }
+  }
+
+  destroy() {
+    this.#composition.off('add', this.#addTelemetryObject);
+    this.#composition.off('remove', this.removeTelemetryObject);
+  }
+
+  #addTelemetryObject(telemetryObject) {
+    const keyString = this.#openmct.objects.makeKeyString(telemetryObject.identifier);
+    this.#telemetryObjects[keyString] = telemetryObject;
+    this.#telemetryCollections[keyString] =
+      this.#openmct.telemetry.requestCollection(telemetryObject);
+
+    this.#telemetryCollections[keyString].on('add', this.#telemetryProcessor);
+    this.#telemetryCollections[keyString].on('clear', this.#clearData);
+    this.#telemetryCollections[keyString].load();
+  }
+
+  #telemetryProcessor(telemetryObjects) {
+    console.debug('📡 Processing telemetry:', telemetryObjects);
+  }
+
+  #clearData() {
+    // clear data
+    console.debug('🆑 Clearing data');
+  }
+
+  #removeTelemetryObject(telemetryObject) {
+    const keyString = this.openmct.objects.makeKeyString(telemetryObject.identifier);
+    delete this.#telemetryObjects[keyString];
+    this.#telemetryCollections[keyString]?.destroy();
+    delete this.#telemetryCollections[keyString];
+  }
+
   isTelemetryObject(domainObject) {
     return domainObject.type === 'comps';
   }
@@ -40,8 +91,19 @@ export default class ConditionSetTelemetryProvider {
 
   // eslint-disable-next-line require-await
   async request(domainObject, options) {
-    // TODO: do some math in a worker
+    // get the telemetry from the collections
-    return { value: 0 };
+    const telmetryToSend = {};
+    Object.keys(this.#telemetryCollections).forEach((keyString) => {
+      telmetryToSend[keyString] = this.#telemetryCollections[keyString].getAll(
+        domainObject,
+        options
+      );
+    });
+    this.#sharedWorker.port.postMessage({
+      type: 'calculate',
+      data: telmetryToSend,
+      expression: 'a + b'
+    });
   }
 
   subscribe(domainObject, callback) {
@@ -50,26 +112,28 @@ export default class ConditionSetTelemetryProvider {
   }
 
   #startSharedWorker() {
-    // eslint-disable-next-line no-undef
+    if (this.#sharedWorker) {
-    const sharedWorkerURL = `${this.openmct.getAssetPath()}${__OPENMCT_ROOT_RELATIVE__}compsMathWorker.js`;
+      throw new Error('Shared worker already started');
+    }
+    const sharedWorkerURL = `${this.#openmct.getAssetPath()}${__OPENMCT_ROOT_RELATIVE__}compsMathWorker.js`;
 
-    const sharedWorker = new SharedWorker(sharedWorkerURL, `Comps Math Worker`);
+    this.#sharedWorker = new SharedWorker(sharedWorkerURL, `Comps Math Worker`);
-    sharedWorker.port.onmessage = this.onSharedWorkerMessage.bind(this);
+    this.#sharedWorker.port.onmessage = this.onSharedWorkerMessage.bind(this);
-    sharedWorker.port.onmessageerror = this.onSharedWorkerMessageError.bind(this);
+    this.#sharedWorker.port.onmessageerror = this.onSharedWorkerMessageError.bind(this);
-    sharedWorker.port.start();
+    this.#sharedWorker.port.start();
 
     // send an initial message to the worker
-    sharedWorker.port.postMessage({ type: 'init' });
+    this.#sharedWorker.port.postMessage({ type: 'init' });
 
     // for testing, try a message adding two numbers
-    sharedWorker.port.postMessage({
+    this.#sharedWorker.port.postMessage({
       type: 'calculate',
       data: [{ a: 1, b: 2 }],
       expression: 'a + b'
     });
 
-    this.openmct.on('destroy', () => {
+    this.#openmct.on('destroy', () => {
-      sharedWorker.port.close();
+      this.#sharedWorker.port.close();
     });
   }
 

src/plugins/comps/CompsViewProvider.js

@@ -0,0 +1,96 @@
+/*****************************************************************************
+ * Open MCT, Copyright (c) 2014-2024, 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.
+ *****************************************************************************/
+
+import mount from 'utils/mount';
+
+import CompsView from './components/CompsView.vue';
+
+const DEFAULT_VIEW_PRIORITY = 100;
+
+export default class ConditionSetViewProvider {
+  constructor(openmct) {
+    this.openmct = openmct;
+    this.name = 'Comps View';
+    this.key = 'comps.view';
+    this.cssClass = 'icon-telemetry';
+  }
+
+  canView(domainObject, objectPath) {
+    return domainObject.type === 'comps' && this.openmct.router.isNavigatedObject(objectPath);
+  }
+
+  canEdit(domainObject, objectPath) {
+    return domainObject.type === 'comps' && this.openmct.router.isNavigatedObject(objectPath);
+  }
+
+  view(domainObject, objectPath) {
+    let _destroy = null;
+    let component = null;
+
+    return {
+      show: (container, isEditing) => {
+        const { vNode, destroy } = mount(
+          {
+            el: container,
+            components: {
+              CompsView
+            },
+            provide: {
+              openmct: this.openmct,
+              domainObject,
+              objectPath
+            },
+            data() {
+              return {
+                isEditing
+              };
+            },
+            template: '<comps :isEditing="isEditing"></comps>'
+          },
+          {
+            app: this.openmct.app,
+            element: container
+          }
+        );
+        _destroy = destroy;
+        component = vNode.componentInstance;
+      },
+      onEditModeChange: (isEditing) => {
+        component.isEditing = isEditing;
+      },
+      destroy: () => {
+        if (_destroy) {
+          _destroy();
+        }
+        component = null;
+      }
+    };
+  }
+
+  priority(domainObject) {
+    if (domainObject.type === 'comps') {
+      return Number.MAX_VALUE;
+    } else {
+      return DEFAULT_VIEW_PRIORITY;
+    }
+  }
+}

src/plugins/comps/components/CompsView.vue

@@ -0,0 +1,39 @@
+<!--
+ Open MCT, Copyright (c) 2014-2024, 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.
+-->
+
+<template>
+    <div class="u-contents"></div>
+</template>
+
+<script>
+export default {
+    inject: ['openmct', 'domainObject'],
+    mounted() { },
+    beforeUnmount() {
+        if (this.unobserve) {
+            this.unobserve();
+        }
+
+        this.openmct.time.off('tick', this.tick);
+    }
+};
+</script>

src/plugins/comps/plugin.js

@@ -20,6 +20,7 @@
  * at runtime from the About dialog for additional information.
  *****************************************************************************/
 import CompsTelemetryProvider from './CompsTelemetryProvider.js';
+import CompsViewProvider from './CompsViewProvider.js';
 
 export default function CompsPlugin() {
   return function install(openmct) {
@@ -40,5 +41,6 @@ export default function CompsPlugin() {
       return openmct.telemetry.isTelemetryObject(child);
     });
     openmct.telemetry.addProvider(new CompsTelemetryProvider(openmct));
+    openmct.objectViews.addProvider(new CompsViewProvider(openmct));
   };
 }