DMleadgen
46d973904b
Next.js website for Rocky Mountain Vending company featuring: - Product catalog with Stripe integration - Service areas and parts pages - Admin dashboard with Clerk authentication - SEO optimized pages with JSON-LD structured data Co-authored-by: Cursor <cursoragent@cursor.com>
52 lines
1.4 KiB
Text
52 lines
1.4 KiB
Text
import { type DateLib } from "../classes/DateLib.js";
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import { type DayPickerProps } from "../types/props.js";
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/**
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* Determines the initial month to display in the calendar based on the provided
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* props.
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*
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* This function calculates the starting month, considering constraints such as
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* `startMonth`, `endMonth`, and the number of months to display.
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*
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* @param props The DayPicker props, including navigation and date constraints.
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* @param dateLib The date library to use for date manipulation.
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* @returns The initial month to display.
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*/
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export function getInitialMonth(
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props: Pick<
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DayPickerProps,
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| "fromYear"
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| "toYear"
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| "month"
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| "defaultMonth"
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| "today"
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| "numberOfMonths"
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| "timeZone"
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>,
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navStart: Date | undefined,
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navEnd: Date | undefined,
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dateLib: DateLib
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): Date {
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const {
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month,
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defaultMonth,
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today = dateLib.today(),
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numberOfMonths = 1
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} = props;
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let initialMonth = month || defaultMonth || today;
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const { differenceInCalendarMonths, addMonths, startOfMonth } = dateLib;
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if (
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navEnd &&
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differenceInCalendarMonths(navEnd, initialMonth) < numberOfMonths - 1
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) {
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const offset = -1 * (numberOfMonths - 1);
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initialMonth = addMonths(navEnd, offset);
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}
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if (navStart && differenceInCalendarMonths(initialMonth, navStart) < 0) {
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initialMonth = navStart;
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}
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return startOfMonth(initialMonth);
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}
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