feat: add subCluster level frontend keys for metric selections

- applies to jobView and nodeList

web/frontend/src/generic/select/MetricSelection.svelte

@@ -47,12 +47,12 @@
 
   $: {
     if (allMetrics != null) {
-      if (cluster == null) {
+      if (!cluster) {
         for (let metric of globalMetrics) allMetrics.add(metric.name);
       } else {
         allMetrics.clear();
         for (let gm of globalMetrics) {
-          if (subCluster == null) {
+          if (!subCluster) {
             if (gm.availability.find((av) => av.cluster === cluster)) allMetrics.add(gm.name);
           } else {
             if (gm.availability.find((av) => av.cluster === cluster && av.subClusters.includes(subCluster))) allMetrics.add(gm.name);
@@ -67,7 +67,7 @@
 
   function printAvailability(metric, cluster) {
     const avail = globalMetrics.find((gm) => gm.name === metric)?.availability
-    if (cluster == null) {
+    if (!cluster) {
       return avail.map((av) => av.cluster).join(',')
     } else {
       return avail.find((av) => av.cluster === cluster).subClusters.join(',')
@@ -112,10 +112,17 @@
     metrics = newMetricsOrder.filter((m) => unorderedMetrics.includes(m));
     isOpen = false;
 
-    showFootprint = !!pendingShowFootprint;
+    let configKey;
+    if (cluster && subCluster) {
+      configKey = `${configName}:${cluster}:${subCluster}`;
+    } else if (cluster && !subCluster) {
+      configKey = `${configName}:${cluster}`;
+    } else {
+      configKey = `${configName}`;
+    }
 
     updateConfigurationMutation({
-      name: cluster == null ? configName : `${configName}:${cluster}`,
+      name: configKey,
       value: JSON.stringify(metrics),
     }).subscribe((res) => {
       if (res.fetching === false && res.error) {
@@ -123,17 +130,20 @@
       }
     });
 
-    updateConfigurationMutation({
-      name:
-        cluster == null
-          ? "plot_list_showFootprint"
-          : `plot_list_showFootprint:${cluster}`,
-      value: JSON.stringify(showFootprint),
-    }).subscribe((res) => {
-      if (res.fetching === false && res.error) {
-        throw res.error;
-      }
-    });
+    if (footprintSelect) {
+      showFootprint = !!pendingShowFootprint;
+      updateConfigurationMutation({
+        name:
+          !cluster
+            ? "plot_list_showFootprint"
+            : `plot_list_showFootprint:${cluster}`,
+        value: JSON.stringify(showFootprint),
+      }).subscribe((res) => {
+        if (res.fetching === false && res.error) {
+          throw res.error;
+        }
+      });
+    };
 
     dispatch('update-metrics', metrics);
   }