Fred Boniface
3c81b5225f
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20 lines
579 B
TypeScript
20 lines
579 B
TypeScript
/**
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* Normalises input to YYYY-MM-DD string
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* - Strings are passed through as is
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* - Date objects are converted to UK time
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*/
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export const ensureDateString = (input: Date | string): string => {
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if (typeof input === 'string') return input.trim();
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const d = new Intl.DateTimeFormat('en-GB', {
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year: 'numeric',
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month: '2-digit',
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day: '2-digit',
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timeZone: 'Europe/London'
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}).formatToParts(input);
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const part = (type: string) => d.find(p => p.type === type)?.value;
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return `${part('year')}-${part('month')}-${part('day')}`
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} |