moving hasNumericTelemetry to an api method

src/api/telemetry/TelemetryAPI.js

@@ -284,6 +284,27 @@ export default class TelemetryAPI {
     return value;
   }
 
+  hasNumericTelemetry(domainObject) {
+    if (!Object.prototype.hasOwnProperty.call(domainObject, 'telemetry')) {
+      return false;
+    }
+
+    let metadata = this.openmct.telemetry.getMetadata(domainObject);
+
+    return metadata.values().length > 0 && this.#hasDomainAndNumericRange(metadata);
+  }
+
+  #hasDomainAndNumericRange(metadata) {
+    const rangeValues = metadata.valuesForHints(['range']);
+    const domains = metadata.valuesForHints(['domain']);
+
+    return (
+      domains.length > 0 &&
+      rangeValues.length > 0 &&
+      !rangeValues.every((value) => value.format === 'string')
+    );
+  }
+
   /**
    * Generates a numeric hash value for an options object. The hash is consistent
    * for equivalent option objects regardless of property order.