ui: fix column filter for templates, isos

Template and ISO list was showing State column as undefined in the
column filter. This PR fixes such cases when the column key is an
object.

Signed-off-by: Abhishek Kumar <[email protected]>

Author: shwstppr

ui/src/components/view/ListView.vue

@@ -33,7 +33,7 @@
         <a-menu>
           <a-menu-item v-for="(column, idx) in columnKeys" :key="idx" @click="updateSelectedColumns(column)">
             <a-checkbox :id="idx.toString()" :checked="selectedColumns.includes(getColumnKey(column))"/>
-            {{ $t('label.' + String(getColumTitle(column)).toLowerCase()) }}
+            {{ $t('label.' + String(getColumnTitle(column)).toLowerCase()) }}
           </a-menu-item>
         </a-menu>
       </div>
@@ -999,16 +999,16 @@ export default {
       return host.state
     },
     getColumnKey (name) {
-      if (typeof name === 'object') {
-        name = Object.keys(name).includes('field') ? name.field : name.customTitle
+      if (typeof name !== 'object' || name === null) {
+        return name
       }
-      return name
+      return name.field ?? name.customTitle ?? Object.keys(name)[0]
     },
-    getColumTitle (name) {
-      if (typeof name === 'object') {
-        name = Object.keys(name).includes('customTitle') ? name.customTitle : name.field
+    getColumnTitle (name) {
+      if (typeof name !== 'object' || name === null) {
+        return name
       }
-      return name
+      return name.customTitle ?? name.field ?? Object.keys(name)[0]
     },
     handleResizeColumn (w, col) {
       col.width = w