fix(watch): responsive layout and dynamic name truncation in Live Dashboard

src/__tests__/dashboard-utils.test.ts

@@ -0,0 +1,20 @@
+import { describe, it, expect } from 'vitest';
+import { truncateName } from '../ui/WatchDashboard';
+
+describe('WatchDashboard utility functions', () => {
+  describe('truncateName', () => {
+    it('should return the original name if it is shorter than or equal to maxLength', () => {
+      expect(truncateName('my-pod', 10)).toBe('my-pod');
+      expect(truncateName('my-pod', 6)).toBe('my-pod');
+    });
+
+    it('should truncate and add ellipses if name is longer than maxLength', () => {
+      expect(truncateName('my-very-long-pod-name', 10)).toBe('my-very...');
+      expect(truncateName('some-container-name', 15)).toBe('some-contain...');
+    });
+
+    it('should handle small max lengths gracefully', () => {
+      expect(truncateName('abcde', 4)).toBe('a...');
+    });
+  });
+});

src/ui/WatchDashboard.tsx

@@ -17,10 +17,30 @@ const StatusBadge = ({ status, type }: { status: string, type: 'pod' | 'containe
   );
 };
 
+export const truncateName = (name: string, maxLength: number): string => {
+  if (name.length <= maxLength) return name;
+  return name.substring(0, maxLength - 3) + '...';
+};
+
 export const WatchDashboard = () => {
   const [pods, setPods] = useState<PodData[]>([]);
   const [containers, setContainers] = useState<ContainerData[]>([]);
   const [error, setError] = useState<{ type: string; message: string } | null>(null);
+  const [columns, setColumns] = useState(process.stdout.columns || 80);
+
+  useEffect(() => {
+    const handleResize = () => {
+      setColumns(process.stdout.columns || 80);
+    };
+    if (process.stdout && typeof process.stdout.on === 'function') {
+      process.stdout.on('resize', handleResize);
+    }
+    return () => {
+      if (process.stdout && typeof process.stdout.off === 'function') {
+        process.stdout.off('resize', handleResize);
+      }
+    };
+  }, []);
 
   useEffect(() => {
     const fetchPods = async () => {
@@ -53,9 +73,15 @@ export const WatchDashboard = () => {
     return () => clearInterval(interval);
   }, []);
 
+  const isCompact = columns < 80;
+  const layoutDirection = isCompact ? 'column' : 'row';
+  const columnWidth = isCompact ? '100%' : '50%';
+  const availableWidth = isCompact ? (columns - 8) : (Math.floor(columns / 2) - 8);
+  const maxNameLength = Math.max(10, availableWidth - 14);
+
   return (
     <Box flexDirection="column" padding={1} borderStyle="round" borderColor="cyan">
-      <Box marginBottom={1} justifyContent="space-between">
+      <Box marginBottom={1} flexDirection={columns < 50 ? 'column' : 'row'} justifyContent="space-between">
         <Box>
           <Text color="cyan" bold> 󱔎 KDM Live Dashboard </Text>
         </Box>
@@ -70,8 +96,8 @@ export const WatchDashboard = () => {
         </Box>
       )}
 
-      <Box flexDirection="row">
-        <Box flexDirection="column" width="50%" paddingRight={2}>
+      <Box flexDirection={layoutDirection}>
+        <Box flexDirection="column" width={columnWidth} paddingRight={isCompact ? 0 : 2} marginBottom={isCompact ? 1 : 0}>
           <Box borderStyle="single" borderColor="blue" paddingX={1} marginBottom={1}>
             <Text color="blue" bold>Kubernetes Pods ({pods.length})</Text>
           </Box>
@@ -80,14 +106,14 @@ export const WatchDashboard = () => {
           ) : (
             pods.map(p => (
               <Box key={p.name} flexDirection="row" justifyContent="space-between" marginBottom={0}>
-                <Text> {p.name.length > 25 ? p.name.substring(0, 22) + '...' : p.name}</Text>
+                <Text> {truncateName(p.name, maxNameLength)}</Text>
                 <StatusBadge status={p.status} type="pod" />
               </Box>
             ))
           )}
         </Box>
 
-        <Box flexDirection="column" width="50%">
+        <Box flexDirection="column" width={columnWidth}>
           <Box borderStyle="single" borderColor="blue" paddingX={1} marginBottom={1}>
             <Text color="blue" bold>Docker Containers ({containers.length})</Text>
           </Box>
@@ -96,7 +122,7 @@ export const WatchDashboard = () => {
           ) : (
             containers.map(c => (
               <Box key={c.id} flexDirection="row" justifyContent="space-between" marginBottom={0}>
-                <Text> {c.name.length > 25 ? c.name.substring(0, 22) + '...' : c.name}</Text>
+                <Text> {truncateName(c.name, maxNameLength)}</Text>
                 <StatusBadge status={c.state} type="container" />
               </Box>
             ))