23ced0b760
Add native task metadata, working-day calendar settings, dependency scheduling and rich note editing. Support complete-sheet PNG export with resolution and transparency controls, preserve XMind extensions and update browser regressions.
25 lines
1.0 KiB
TypeScript
25 lines
1.0 KiB
TypeScript
export const DAY = 86_400_000;
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export function dateIndex(date: string) {
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if (!/^\d{4}-\d{2}-\d{2}$/.test(date)) return NaN;
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const timestamp = Date.parse(`${date}T00:00:00Z`);
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return Number.isFinite(timestamp) &&
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new Date(timestamp).toISOString().slice(0, 10) === date
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? timestamp / DAY
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: NaN;
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}
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export const indexDate = (index: number) =>
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new Date(index * DAY).toISOString().slice(0, 10);
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export const addDays = (date: string, days: number) =>
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indexDate(dateIndex(date) + days);
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export function timestampDate(value: unknown) {
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if (typeof value !== "number" || !Number.isFinite(value)) return "";
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const date = new Date(value);
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if (!Number.isFinite(date.getTime())) return "";
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return `${date.getFullYear()}-${String(date.getMonth() + 1).padStart(2, "0")}-${String(date.getDate()).padStart(2, "0")}`;
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}
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export const todayDate = () => timestampDate(Date.now());
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export const dateTimestamp = (date: string, end = false) =>
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Number.isFinite(dateIndex(date))
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? new Date(`${date}T${end ? "23:59:59.999" : "00:00:00"}`).getTime()
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: null;
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