From 29675af82b490c8d1a31d9f6f7690021ca107b31 Mon Sep 17 00:00:00 2001
From: Cindy Chang <cindy.chang@dsp.im>
Date: Fri, 7 Jun 2024 08:54:21 +0800
Subject: [PATCH] add setTimeStringFormatBaseOnTimeDifference

---
 src/module/timeLabel.js | 30 ++++++++++++++++++++++++++++++
 1 file changed, 30 insertions(+)

diff --git a/src/module/timeLabel.js b/src/module/timeLabel.js
index c92574a..daa7f73 100644
--- a/src/module/timeLabel.js
+++ b/src/module/timeLabel.js
@@ -185,3 +185,33 @@ export function dateLabel(date, maxDate, minDate) {
   else if (diffMinutes > 0) return moment(date).format('MM/DD hh:mm');
   else return moment(date).format('hh:mm:ss');
 }
+
+/**
+ * Select an appropriate time format based on the time difference.
+ * 根據時間差距選擇適合的時間格式
+ * 月: 2022/06
+ * 日: 06/06
+ * 時: 03/05 12:00
+ * 分: 03/05 12:15
+ * 秒: 09:05:32
+ * @param {Array<number>} timestamps - An array of timestamps.
+ * @returns {string} - The suitable time format string.
+ */
+export const setTimeStringFormatBaseOnTimeDifference = (minTimeStamp, maxTimeStamp) => {
+  const timeDifferenceInSeconds = (maxTimestamp - minTimestamp) / 1000;
+
+  let dateFormat;
+  if (timeDifferenceInSeconds < 60) {
+    dateFormat = 'HH:mm:ss'; // 秒
+  } else if (timeDifferenceInSeconds < 3600) {
+    dateFormat = 'MM/DD HH:mm'; // 分鐘
+  } else if (timeDifferenceInSeconds < 86400) { // 86400 秒 = 24 小時
+    dateFormat = 'MM/DD HH:mm'; // 小時
+  } else if (timeDifferenceInSeconds < 2592000) { // 2592000 秒 = 30 天
+    dateFormat = 'MM/DD'; // 天
+  } else {
+    dateFormat = 'YYYY/MM'; // 月
+  }
+
+  return dateFormat;
+};