更新

2026-03-11 09:49:47 +08:00
parent 02ae537b4c
commit 38ad60f4bb
290 changed files with 36917 additions and 123 deletions
@@ -0,0 +1,59 @@
+export function calculateTimestamp(timestamp: number): string {
+  const todayZero = new Date().setHours(0, 0, 0, 0);
+  const thisYear = new Date(
+    new Date().getFullYear(),
+    0,
+    1,
+    0,
+    0,
+    0,
+    0,
+  ).getTime();
+  const target = new Date(timestamp*1000);
+
+  const oneDay = 24 * 60 * 60 * 1000;
+  const oneWeek = 7 * oneDay;
+
+  const diff = todayZero - target.getTime();
+
+  function formatNum(num: number): string {
+    return num < 10 ? '0' + num : num.toString();
+  }
+
+  if (diff <= 0) {
+    // today, only display hour:minute
+    return `${formatNum(target.getHours())}:${formatNum(target.getMinutes())}`;
+  } else if (diff <= oneDay) {
+    // yesterday, display yesterday:hour:minute
+    return `昨天 ${formatNum(
+      target.getHours(),
+    )}:${formatNum(target.getMinutes())}`;
+  } else if (diff <= oneWeek - oneDay) {
+    // Within a week, display weekday hour:minute
+    const weekdays = [
+      '星期日',
+      '星期一',
+      '星期二',
+      '星期三',
+      '星期四',
+      '星期五',
+      '星期六',
+    ];
+    const weekday = weekdays[target.getDay()];
+    return `${weekday} ${formatNum(
+      target.getHours(),
+    )}:${formatNum(target.getMinutes())}`;
+  } else if (target.getTime() >= thisYear) {
+    // Over a week, within this year, display mouth/day hour:minute
+    return `${target.getMonth() + 1}月${target.getDate()}日 ${formatNum(
+      target.getHours(),
+    )}:${formatNum(target.getMinutes())}`;
+  } else {
+    // Not within this year, display year/mouth/day hour:minute
+    return `${target.getFullYear()}年${
+      target.getMonth() + 1
+    }月${target.getDate()}日 ${formatNum(target.getHours())}:${formatNum(
+      target.getMinutes(),
+    )}`;
+  }
+}