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YoVinchen
2025-08-10 17:00:59 +08:00
parent 24c06dd4a8
commit 4fa9f93f46
2 changed files with 150 additions and 61 deletions
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113
src/lib/date-utils.ts
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@@ -1,40 +1,45 @@
/**
* Formats a Unix timestamp to a human-readable date string
* @param timestamp - Unix timestamp in seconds
* @param locale - Optional locale string (e.g., 'en-US', 'zh-CN')
* @returns Formatted date string
*
* @example
* formatUnixTimestamp(1735555200) // "Dec 30, 2024"
* formatUnixTimestamp(1735555200, "zh-CN") // "12月30日, 2024年"
*/
export function formatUnixTimestamp(timestamp: number): string {
export function formatUnixTimestamp(timestamp: number, locale?: string): string {
const date = new Date(timestamp * 1000);
const now = new Date();
const effectiveLocale = locale || navigator.language || 'en-US';
const isZhCN = effectiveLocale.startsWith('zh');
// If it's today, show time
if (isToday(date)) {
return formatTime(date);
return formatTime(date, effectiveLocale);
}
// If it's yesterday
if (isYesterday(date)) {
return `Yesterday, ${formatTime(date)}`;
const yesterdayLabel = isZhCN ? '昨天' : 'Yesterday';
return `${yesterdayLabel}, ${formatTime(date, effectiveLocale)}`;
}
// If it's within the last week, show day of week
if (isWithinWeek(date)) {
return `${getDayName(date)}, ${formatTime(date)}`;
return `${getDayName(date, effectiveLocale)}, ${formatTime(date, effectiveLocale)}`;
}
// If it's this year, don't show year
if (date.getFullYear() === now.getFullYear()) {
return date.toLocaleDateString('en-US', {
return date.toLocaleDateString(effectiveLocale, {
month: 'short',
day: 'numeric'
});
}
// Otherwise show full date
return date.toLocaleDateString('en-US', {
return date.toLocaleDateString(effectiveLocale, {
month: 'short',
day: 'numeric',
year: 'numeric'
@@ -44,14 +49,17 @@ export function formatUnixTimestamp(timestamp: number): string {
/**
* Formats an ISO timestamp string to a human-readable date
* @param isoString - ISO timestamp string
* @param locale - Optional locale string (e.g., 'en-US', 'zh-CN')
* @returns Formatted date string
*
* @example
* formatISOTimestamp("2025-01-04T10:13:29.000Z") // "Jan 4, 2025"
* formatISOTimestamp("2025-01-04T10:13:29.000Z", "zh-CN") // "1月4日, 2025"
*/
export function formatISOTimestamp(isoString: string): string {
export function formatISOTimestamp(isoString: string, locale?: string): string {
const date = new Date(isoString);
return formatUnixTimestamp(Math.floor(date.getTime() / 1000));
const effectiveLocale = locale || navigator.language || 'en-US';
return formatUnixTimestamp(Math.floor(date.getTime() / 1000), effectiveLocale);
}
/**
@@ -76,11 +84,14 @@ export function getFirstLine(text: string): string {
}
// Helper functions
function formatTime(date: Date): string {
return date.toLocaleTimeString('en-US', {
function formatTime(date: Date, locale?: string): string {
const effectiveLocale = locale || navigator.language || 'en-US';
const isZhCN = effectiveLocale.startsWith('zh');
return date.toLocaleTimeString(effectiveLocale, {
hour: 'numeric',
minute: '2-digit',
hour12: true
hour12: !isZhCN // Chinese typically uses 24-hour format
});
}
@@ -101,22 +112,26 @@ function isWithinWeek(date: Date): boolean {
return date > weekAgo;
}
function getDayName(date: Date): string {
return date.toLocaleDateString('en-US', { weekday: 'long' });
function getDayName(date: Date, locale?: string): string {
const effectiveLocale = locale || navigator.language || 'en-US';
return date.toLocaleDateString(effectiveLocale, { weekday: 'long' });
}
/**
* Formats a timestamp to a relative time string (e.g., "2 hours ago", "3 days ago")
* @param timestamp - Unix timestamp in milliseconds
* @param locale - Optional locale string (e.g., 'en-US', 'zh-CN')
* @returns Relative time string
*
* @example
* formatTimeAgo(Date.now() - 3600000) // "1 hour ago"
* formatTimeAgo(Date.now() - 86400000) // "1 day ago"
* formatTimeAgo(Date.now() - 86400000, "zh-CN") // "1小时前"
*/
export function formatTimeAgo(timestamp: number): string {
export function formatTimeAgo(timestamp: number, locale?: string): string {
const now = Date.now();
const diff = now - timestamp;
const effectiveLocale = locale || navigator.language || 'en-US';
const isZhCN = effectiveLocale.startsWith('zh');
const seconds = Math.floor(diff / 1000);
const minutes = Math.floor(seconds / 60);
@@ -126,27 +141,51 @@ export function formatTimeAgo(timestamp: number): string {
const months = Math.floor(days / 30);
const years = Math.floor(days / 365);
if (years > 0) {
return years === 1 ? '1 year ago' : `${years} years ago`;
if (isZhCN) {
if (years > 0) {
return `${years}年前`;
}
if (months > 0) {
return `${months}个月前`;
}
if (weeks > 0) {
return `${weeks}周前`;
}
if (days > 0) {
return `${days}天前`;
}
if (hours > 0) {
return `${hours}小时前`;
}
if (minutes > 0) {
return `${minutes}分钟前`;
}
if (seconds > 0) {
return `${seconds}秒前`;
}
return '刚刚';
} else {
if (years > 0) {
return years === 1 ? '1 year ago' : `${years} years ago`;
}
if (months > 0) {
return months === 1 ? '1 month ago' : `${months} months ago`;
}
if (weeks > 0) {
return weeks === 1 ? '1 week ago' : `${weeks} weeks ago`;
}
if (days > 0) {
return days === 1 ? '1 day ago' : `${days} days ago`;
}
if (hours > 0) {
return hours === 1 ? '1 hour ago' : `${hours} hours ago`;
}
if (minutes > 0) {
return minutes === 1 ? '1 minute ago' : `${minutes} minutes ago`;
}
if (seconds > 0) {
return seconds === 1 ? '1 second ago' : `${seconds} seconds ago`;
}
return 'just now';
}
if (months > 0) {
return months === 1 ? '1 month ago' : `${months} months ago`;
}
if (weeks > 0) {
return weeks === 1 ? '1 week ago' : `${weeks} weeks ago`;
}
if (days > 0) {
return days === 1 ? '1 day ago' : `${days} days ago`;
}
if (hours > 0) {
return hours === 1 ? '1 hour ago' : `${hours} hours ago`;
}
if (minutes > 0) {
return minutes === 1 ? '1 minute ago' : `${minutes} minutes ago`;
}
if (seconds > 0) {
return seconds === 1 ? '1 second ago' : `${seconds} seconds ago`;
}
return 'just now';
}