fix subscribe

src/@core/utils/index.ts

@@ -31,3 +31,29 @@ export const isToday = (date: Date) => {
     /* eslint-enable */
   )
 }
+
+export const calculateTimeDifference = (inputTime: string): string => {
+
+  if (!inputTime) {
+    return '';
+  }
+
+  const inputDate = new Date(inputTime);
+  const currentDate = new Date();
+
+  const timeDifference = currentDate.getTime() - inputDate.getTime();
+  const secondsDifference = Math.floor(timeDifference / 1000);
+
+  if (secondsDifference < 60) {
+    return `${secondsDifference}秒`;
+  } else if (secondsDifference < 3600) {
+    const minutes = Math.floor(secondsDifference / 60);
+    return `${minutes}分钟`;
+  } else if (secondsDifference < 86400) {
+    const hours = Math.floor(secondsDifference / 3600);
+    return `${hours}小时`;
+  } else {
+    const days = Math.floor(secondsDifference / 86400);
+    return `${days}天`;
+  }
+}