Initial commit

lib/utils.ts

@@ -0,0 +1,75 @@
+import { type ClassValue, clsx } from "clsx";
+import { twMerge } from "tailwind-merge";
+
+export function cn(...inputs: ClassValue[]) {
+  return twMerge(clsx(inputs));
+}
+
+export function formatDuration(seconds: number): string {
+  const h = Math.floor(seconds / 3600);
+  const m = Math.floor((seconds % 3600) / 60);
+  const s = Math.floor(seconds % 60);
+  const frames = Math.floor((seconds % 1) * 24); // rough
+  if (h > 0) return `${h}:${String(m).padStart(2, "0")}:${String(s).padStart(2, "0")}`;
+  return `${String(m).padStart(2, "0")}:${String(s).padStart(2, "0")}`;
+}
+
+export function formatTimecode(seconds: number, fps: number = 24): string {
+  const h = Math.floor(seconds / 3600);
+  const m = Math.floor((seconds % 3600) / 60);
+  const s = Math.floor(seconds % 60);
+  const f = Math.floor((seconds % 1) * fps);
+  if (h > 0) {
+    return `${String(h).padStart(2, "0")}:${String(m).padStart(2, "0")}:${String(s).padStart(2, "0")}:${String(f).padStart(2, "0")}`;
+  }
+  return `${String(m).padStart(2, "0")}:${String(s).padStart(2, "0")}:${String(f).padStart(2, "0")}`;
+}
+
+export function frameToTimecode(frame: number, fps: number): string {
+  return formatTimecode(frame / fps, fps);
+}
+
+export function formatFileSize(bytes: number | bigint): string {
+  const b = typeof bytes === "bigint" ? Number(bytes) : bytes;
+  if (b < 1024) return `${b} B`;
+  if (b < 1024 * 1024) return `${(b / 1024).toFixed(1)} KB`;
+  if (b < 1024 * 1024 * 1024) return `${(b / 1024 / 1024).toFixed(1)} MB`;
+  return `${(b / 1024 / 1024 / 1024).toFixed(2)} GB`;
+}
+
+export function formatRelativeDate(date: Date | string): string {
+  const d = typeof date === "string" ? new Date(date) : date;
+  const now = new Date();
+  const diff = now.getTime() - d.getTime();
+  const minutes = Math.floor(diff / 60000);
+  const hours = Math.floor(diff / 3600000);
+  const days = Math.floor(diff / 86400000);
+
+  if (minutes < 1) return "just now";
+  if (minutes < 60) return `${minutes}m ago`;
+  if (hours < 24) return `${hours}h ago`;
+  if (days < 7) return `${days}d ago`;
+  return d.toLocaleDateString("en-US", { month: "short", day: "numeric" });
+}
+
+export function getInitials(name: string | null | undefined): string {
+  if (!name) return "?";
+  return name
+    .split(" ")
+    .map((n) => n[0])
+    .join("")
+    .toUpperCase()
+    .slice(0, 2);
+}
+
+export function slugify(text: string): string {
+  return text
+    .toLowerCase()
+    .replace(/[^\w\s-]/g, "")
+    .replace(/[\s_-]+/g, "-")
+    .replace(/^-+|-+$/g, "");
+}
+
+export function versionLabel(n: number): string {
+  return `v${String(n).padStart(3, "0")}`;
+}