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urbanLifeline/dify/web/app/components/base/timezone-label/index.tsx
2025-12-01 17:21:38 +08:00

57 lines
1.4 KiB
TypeScript

import React, { useMemo } from 'react'
import { convertTimezoneToOffsetStr } from '@/app/components/base/date-and-time-picker/utils/dayjs'
import cn from '@/utils/classnames'
export type TimezoneLabelProps = {
/** IANA timezone identifier (e.g., 'Asia/Shanghai', 'America/New_York') */
timezone: string
/** Additional CSS classes to apply */
className?: string
/** Use inline mode with lighter text color for secondary display */
inline?: boolean
}
/**
* TimezoneLabel component displays timezone information in UTC offset format.
*
* @example
* // Standard display
* <TimezoneLabel timezone="Asia/Shanghai" />
* // Output: UTC+8
*
* @example
* // Inline mode with lighter color
* <TimezoneLabel timezone="America/New_York" inline />
* // Output: UTC-5
*
* @example
* // Custom styling
* <TimezoneLabel timezone="Europe/London" className="text-xs font-bold" />
*/
const TimezoneLabel: React.FC<TimezoneLabelProps> = ({
timezone,
className,
inline = false,
}) => {
// Memoize offset calculation to avoid redundant computations
const offsetStr = useMemo(
() => convertTimezoneToOffsetStr(timezone),
[timezone],
)
return (
<span
className={cn(
'system-sm-regular text-text-tertiary',
inline && 'text-text-quaternary',
className,
)}
title={`Timezone: ${timezone} (${offsetStr})`}
>
{offsetStr}
</span>
)
}
export default React.memo(TimezoneLabel)