nav-connect/build/dateRange.js

Nav Online Invoice connection module

import { NavApiError, NavDateRangeError } from "./errors.js";
const MAX_DIGEST_RANGE_DAYS = 35;
const DAY_MS = 1000 * 60 * 60 * 24;
export function parseDateTimeInterval(interval, label) {
    const from = new Date(interval.dateTimeFrom);
    const to = new Date(interval.dateTimeTo);
    if (!Number.isFinite(from.getTime())) {
        throw new NavApiError(`${label}: dateTimeFrom is not a valid date: '${interval.dateTimeFrom}'`);
    }
    if (!Number.isFinite(to.getTime())) {
        throw new NavApiError(`${label}: dateTimeTo is not a valid date: '${interval.dateTimeTo}'`);
    }
    if (from.getTime() > to.getTime()) {
        throw new NavApiError(`${label}: dateTimeFrom must not be later than dateTimeTo`);
    }
    return { from, to };
}
export function assertRangeWithinLimit(from, to) {
    const diffDays = Math.ceil((to.getTime() - from.getTime()) / DAY_MS);
    if (diffDays > MAX_DIGEST_RANGE_DAYS) {
        throw new NavDateRangeError(diffDays, MAX_DIGEST_RANGE_DAYS);
    }
}
export function buildDigestChunks(from, to) {
    const chunks = [];
    let chunkStart = new Date(from);
    while (chunkStart <= to) {
        // Pure UTC millisecond arithmetic: calendar-day math (setDate) is
        // timezone-dependent and yields 35 days + 1 hour across a DST
        // fall-back boundary, which would trip assertRangeWithinLimit.
        const chunkEnd = new Date(chunkStart.getTime() + MAX_DIGEST_RANGE_DAYS * DAY_MS);
        const effectiveEnd = chunkEnd > to ? to : chunkEnd;
        chunks.push({
            from: chunkStart.toISOString(),
            to: effectiveEnd.toISOString(),
        });
        if (effectiveEnd >= to)
            break;
        // insDate is inclusive on both ends (>= dateTimeFrom, <= dateTimeTo),
        // so the next window must start right after the previous one to avoid
        // returning a boundary invoice twice.
        chunkStart = new Date(effectiveEnd.getTime() + 1);
    }
    return chunks;
}
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