chore: import upstream snapshot with attribution

2026-07-13 13:32:57 +08:00
commit cd420f9332
4811 changed files with 884702 additions and 0 deletions
@@ -0,0 +1,19 @@
+/** Convert a period string like "7d", "24h", "30m" to milliseconds. Defaults to 7d. */
+export function parsePeriodToMs(period: string): number {
+  const match = period.match(/^(\d+)([mhdw])$/);
+  if (!match) return 7 * 24 * 60 * 60 * 1000;
+  const [, numStr, unit] = match;
+  const num = parseInt(numStr, 10);
+  switch (unit) {
+    case "m":
+      return num * 60 * 1000;
+    case "h":
+      return num * 60 * 60 * 1000;
+    case "d":
+      return num * 24 * 60 * 60 * 1000;
+    case "w":
+      return num * 7 * 24 * 60 * 60 * 1000;
+    default:
+      return 7 * 24 * 60 * 60 * 1000;
+  }
+}