Add VM list to nodes page and remove whitespace

pvc-vue/src/views/Nodes.vue

@@ -252,6 +252,60 @@
           </div>
         </div>
       </div>
+
+      <!-- Running VMs Section -->
+      <div class="section-container" :class="{ 'collapsed': !sections.vms }">
+        <!-- Collapsed section indicator -->
+        <div v-if="!sections.vms" class="section-content-wrapper">
+          <div class="section-content">
+            <div class="collapsed-section-header">
+              <h6 class="card-title mb-0 metric-label">Running VMs</h6>
+            </div>
+          </div>
+          <div class="toggle-column">
+            <button class="section-toggle" @click="toggleSection('vms')">
+              <i class="fas fa-chevron-down"></i>
+            </button>
+          </div>
+        </div>
+        <!-- Toggle button for expanded section -->
+        <div v-show="sections.vms" class="section-content-wrapper">
+          <div class="section-content">
+            <div class="vms-container">
+              <div class="vms-card">
+                <div class="card-header">
+                  <h6 class="card-title mb-0">
+                    <span class="metric-label">Running VMs</span>
+                  </h6>
+                </div>
+                <div class="card-body">
+                  <div v-if="!selectedNodeData.running_domains || selectedNodeData.running_domains.length === 0" class="no-vms">
+                    <p>No VMs running on this node</p>
+                  </div>
+                  <div v-else class="vm-list" :style="{ 
+                    'grid-template-columns': `repeat(auto-fill, minmax(${calculateVmItemMinWidth}px, 1fr))` 
+                  }">
+                    <div
+                      v-for="vm in selectedNodeData.running_domains"
+                      :key="vm"
+                      class="vm-item"
+                      @click="handleVmClick(vm)"
+                      title="View VM details"
+                    >
+                      {{ vm }}
+                    </div>
+                  </div>
+                </div>
+              </div>
+            </div>
+          </div>
+          <div class="toggle-column expanded">
+            <button class="section-toggle" @click="toggleSection('vms')">
+              <i class="fas fa-chevron-up"></i>
+            </button>
+          </div>
+        </div>
+      </div>
     </div>
 
     <!-- No node selected message -->
@@ -314,7 +368,8 @@ const sections = ref({
   info: true,
   graphs: true,
   cpu: true,
-  resources: true
+  resources: true,
+  vms: true
 });
 
 // Toggle section visibility
@@ -519,6 +574,29 @@ const getDomainStateColor = (state) => {
   return 'gray';
 };
 
+// Handle VM click (placeholder until VMs page is implemented)
+const handleVmClick = (vmName) => {
+  console.log(`VM clicked: ${vmName}`);
+  // You can show a toast notification or modal here
+  alert(`The VMs page is not yet implemented. You clicked on VM: ${vmName}`);
+};
+
+// Calculate the minimum width for VM items based on the longest VM name
+const calculateVmItemMinWidth = computed(() => {
+  if (!selectedNodeData.value || !selectedNodeData.value.running_domains || !selectedNodeData.value.running_domains.length) {
+    return 100; // Default minimum width
+  }
+  
+  // Find the longest VM name
+  const longestVmName = selectedNodeData.value.running_domains.reduce((longest, current) => {
+    return current.length > longest.length ? current : longest;
+  }, '');
+  
+  // Calculate width based on character count (approx 8px per character plus padding)
+  const minWidth = Math.max(100, longestVmName.length * 8 + 32);
+  return minWidth;
+});
+
 // Initialize the component
 onMounted(() => {
   // Select the first node by default if available
@@ -922,4 +1000,83 @@ onUnmounted(() => {
   background: white;
   border: none;
 }
+
+/* Running VMs section styles */
+.vms-container {
+  width: 100%;
+}
+
+.vms-card {
+  background: white;
+  border: 1px solid rgba(0,0,0,0.125);
+  border-radius: 0.25rem;
+  height: 100%;
+  display: flex;
+  flex-direction: column;
+  width: 100%;
+  overflow: hidden;
+}
+
+.vms-card .card-header {
+  background-color: rgba(0, 0, 0, 0.03);
+  padding: 0.5rem;
+  border-bottom: 1px solid rgba(0, 0, 0, 0.125);
+  height: 38px;
+  display: flex;
+  justify-content: space-between;
+  align-items: center;
+}
+
+.vms-card .card-body {
+  flex: 1;
+  padding: 0.5rem;
+  display: flex;
+  flex-direction: column;
+  position: relative;
+  width: 100%;
+  overflow: visible;
+}
+
+.vm-count {
+  font-size: 0.8rem;
+  color: #6c757d;
+  font-weight: normal;
+  margin-left: 0.5rem;
+}
+
+.no-vms {
+  display: flex;
+  justify-content: center;
+  align-items: center;
+  height: 100px;
+  color: #6c757d;
+  font-style: italic;
+}
+
+.vm-list {
+  display: grid;
+  gap: 0.5rem;
+  width: 100%;
+}
+
+.vm-item {
+  padding: 0.5rem;
+  background-color: rgba(0, 0, 0, 0.015);
+  border: 1px solid rgba(0, 0, 0, 0.05);
+  border-radius: 0.25rem;
+  cursor: pointer;
+  text-align: center;
+  font-weight: 500;
+  color: #333;
+  transition: all 0.2s;
+  white-space: nowrap;
+  overflow: hidden;
+  text-overflow: ellipsis;
+  position: relative;
+}
+
+.vm-item:hover {
+  background-color: rgba(0, 0, 0, 0.04);
+  border-color: rgba(0, 0, 0, 0.1);
+}
 </style>