first commit

utils/date.js

@@ -0,0 +1,18 @@
+export function formatDate(isoString, format = 'YYYY-MM-DD HH:mm:ss') {
+  if (!isoString) return ''
+  const date = new Date(isoString)
+  if (isNaN(date.getTime())) return ''
+
+  const pad = (n) => n.toString().padStart(2, '0')
+
+  const map = {
+    YYYY: date.getFullYear().toString(),
+    MM: pad(date.getMonth() + 1),
+    DD: pad(date.getDate()),
+    HH: pad(date.getHours()),
+    mm: pad(date.getMinutes()),
+    ss: pad(date.getSeconds())
+  }
+
+  return format.replace(/YYYY|MM|DD|HH|mm|ss/g, token => map[token])
+}