feat: add logs, modifier and throttling stuff

src/utils/modifier.ts

@@ -0,0 +1,39 @@
+/**
+ * Auto space on url
+ * @param str the string to be spaced
+ * @returns string
+ */
+export function spacer(str: string) {
+  return str.replace(/\s/g, "+");
+}
+
+/**
+ * Error handler
+ * @param success when success is false, it will return error
+ * @param message error message
+ * @returns object
+ */
+export function maybeError(success: boolean, message: string) {
+  return { success, message };
+}
+
+export function timeAgo(input: Date) {
+  const date = new Date(input);
+  const formatter: any = new Intl.RelativeTimeFormat("en");
+  const ranges: { [key: string]: number } = {
+    years: 3600 * 24 * 365,
+    months: 3600 * 24 * 30,
+    weeks: 3600 * 24 * 7,
+    days: 3600 * 24,
+    hours: 3600,
+    minutes: 60,
+    seconds: 1
+  };
+  const secondsElapsed = (date.getTime() - Date.now()) / 1000;
+  for (const key in ranges) {
+    if (ranges[key] < Math.abs(secondsElapsed)) {
+      const delta = secondsElapsed / ranges[key];
+      return formatter.format(Math.round(delta), key);
+    }
+  }
+}