update

src/renderer/lib/formatters.ts

@@ -11,3 +11,60 @@ export function formatTime(value: string | null | undefined) {
   if (!value) return "Not yet";
   return new Date(value).toLocaleString();
 }
+
+export function timeAgo(dateStr: string | null): string {
+  if (!dateStr) return "never";
+  const now = Date.now();
+  const then = new Date(dateStr).getTime();
+  const diff = Math.max(0, now - then);
+  const seconds = Math.floor(diff / 1000);
+  if (seconds < 60) return "just now";
+  const minutes = Math.floor(seconds / 60);
+  if (minutes < 60) return `${minutes}m ago`;
+  const hours = Math.floor(minutes / 60);
+  if (hours < 24) return `${hours}h ago`;
+  const days = Math.floor(hours / 24);
+  return `${days}d ago`;
+}
+
+export function getAgentInitials(name: string): string {
+  return name
+    .split(/\s+/)
+    .slice(0, 2)
+    .map((w) => w[0])
+    .join("")
+    .toUpperCase();
+}
+
+export function formatDuration(seconds: number): string {
+  if (seconds < 60) return `${seconds}s`;
+  const minutes = Math.floor(seconds / 60);
+  const secs = seconds % 60;
+  if (minutes < 60) return `${minutes}m ${secs}s`;
+  const hours = Math.floor(minutes / 60);
+  return `${hours}h ${minutes % 60}m`;
+}
+
+export function formatMessageTime(dateStr: string): string {
+  const d = new Date(dateStr);
+  const now = new Date();
+  const isToday =
+    d.getDate() === now.getDate() &&
+    d.getMonth() === now.getMonth() &&
+    d.getFullYear() === now.getFullYear();
+  if (isToday) {
+    return d.toLocaleTimeString([], { hour: "2-digit", minute: "2-digit" });
+  }
+  const yesterday = new Date(now);
+  yesterday.setDate(yesterday.getDate() - 1);
+  const isYesterday =
+    d.getDate() === yesterday.getDate() &&
+    d.getMonth() === yesterday.getMonth() &&
+    d.getFullYear() === yesterday.getFullYear();
+  if (isYesterday) {
+    return `Yesterday ${d.toLocaleTimeString([], { hour: "2-digit", minute: "2-digit" })}`;
+  }
+  return d.toLocaleDateString([], { month: "short", day: "numeric" }) +
+    " " +
+    d.toLocaleTimeString([], { hour: "2-digit", minute: "2-digit" });
+}