36 lines
1.3 KiB
TypeScript
36 lines
1.3 KiB
TypeScript
let demoIdCounter = 0;
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/** Generate a unique demo ID with the given prefix. */
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export function generateDemoId(prefix: string = 'demo'): string {
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return `${prefix}-${Date.now()}-${++demoIdCounter}`;
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}
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/**
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* Generate an ISO date string relative to "now".
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* @param daysOffset - whole days from today
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* @param hoursOffset - additional hours offset (default 0)
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* @param minutesOffset - additional minutes offset (default 0)
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*/
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export function demoDate(daysOffset: number, hoursOffset: number = 0, minutesOffset: number = 0): string {
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const d = new Date();
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d.setDate(d.getDate() + daysOffset);
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d.setHours(d.getHours() + hoursOffset, d.getMinutes() + minutesOffset, 0, 0);
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return d.toISOString();
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}
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/**
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* Generate a local date-time string (YYYY-MM-DDTHH:mm:ss) for JSCalendar "start" fields.
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*/
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export function demoISODate(daysOffset: number, hours: number = 0, minutes: number = 0): string {
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const d = new Date();
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d.setDate(d.getDate() + daysOffset);
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d.setHours(hours, minutes, 0, 0);
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const pad = (n: number) => String(n).padStart(2, '0');
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return `${d.getFullYear()}-${pad(d.getMonth() + 1)}-${pad(d.getDate())}T${pad(d.getHours())}:${pad(d.getMinutes())}:00`;
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}
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/** Deep clone fixture data so in-memory mutations don't corrupt originals. */
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export function cloneFixtures<T>(data: T): T {
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return JSON.parse(JSON.stringify(data));
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}
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