15 lines
676 B
TypeScript
15 lines
676 B
TypeScript
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import { timeDayMonthYear, timeHourMinute } from './time';
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/**
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* Builds a plain-text accessible label for a message row, used when the
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* visible sender/timestamp header is collapsed and therefore hidden from
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* assistive technology.
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*
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* @param sender - Sender display name (already resolved to a human string).
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* @param ts - Message origin timestamp in milliseconds.
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* @param hour24Clock - Whether to format the time using a 24-hour clock.
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* @returns A label such as `Alice, 1 July 2026 14:30`.
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*/
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export const messageAriaLabel = (sender: string, ts: number, hour24Clock: boolean): string =>
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`${sender}, ${timeDayMonthYear(ts)} ${timeHourMinute(ts, hour24Clock)}`;
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