40 lines
1.2 KiB
TypeScript
40 lines
1.2 KiB
TypeScript
import type { FunctionMap } from "$sb/types.ts";
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import { niceDate } from "$sb/lib/dates.ts";
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export const builtinFunctions: FunctionMap = {
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today() {
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return niceDate(new Date());
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},
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max(...args: number[]) {
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return Math.max(...args);
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},
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min(...args: number[]) {
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return Math.min(...args);
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},
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toJSON(obj: any) {
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return JSON.stringify(obj);
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},
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// Note: these assume Monday as the first day of the week
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firstDayOfWeek(dateString: string): string {
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const date = new Date(dateString);
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const dayOfWeek = date.getDay();
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const daysToSubtract = (dayOfWeek + 7 - 1) % 7;
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const firstDayOfWeek = new Date(date);
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firstDayOfWeek.setDate(date.getDate() - daysToSubtract);
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return niceDate(firstDayOfWeek);
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},
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lastDayOfWeek(dateString: string): string {
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const date = new Date(dateString);
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const dayOfWeek = date.getDay();
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const daysToAdd = (7 - dayOfWeek) % 7;
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const lastDayOfWeek = new Date(date);
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lastDayOfWeek.setDate(date.getDate() + daysToAdd);
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return niceDate(lastDayOfWeek);
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},
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addDays(dateString: string, daysToAdd: number): string {
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const date = new Date(dateString);
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date.setDate(date.getDate() + daysToAdd);
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return niceDate(date);
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},
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};
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