97 lines
2.7 KiB
TypeScript
97 lines
2.7 KiB
TypeScript
import { useState, useEffect } from "react";
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import { useRouter } from "next/router";
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import getSlots from "../../lib/slots";
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import dayjs, { Dayjs } from "dayjs";
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import isBetween from "dayjs/plugin/isBetween";
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import utc from "dayjs/plugin/utc";
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dayjs.extend(isBetween);
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dayjs.extend(utc);
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type Props = {
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eventLength: number;
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minimumBookingNotice?: number;
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date: Dayjs;
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};
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const Slots = ({ eventLength, minimumBookingNotice, date, workingHours, organizerUtcOffset }: Props) => {
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minimumBookingNotice = minimumBookingNotice || 0;
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const router = useRouter();
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const { user } = router.query;
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const [slots, setSlots] = useState([]);
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const [isFullyBooked, setIsFullyBooked] = useState(false);
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const [hasErrors, setHasErrors] = useState(false);
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useEffect(() => {
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setSlots([]);
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setIsFullyBooked(false);
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setHasErrors(false);
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fetch(
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`/api/availability/${user}?dateFrom=${date.startOf("day").utc().startOf("day").format()}&dateTo=${date
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.endOf("day")
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.utc()
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.endOf("day")
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.format()}`
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)
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.then((res) => res.json())
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.then(handleAvailableSlots)
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.catch((e) => {
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console.error(e);
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setHasErrors(true);
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});
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}, [date]);
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const handleAvailableSlots = (busyTimes: []) => {
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const times = getSlots({
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frequency: eventLength,
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inviteeDate: date,
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workingHours,
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minimumBookingNotice,
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organizerUtcOffset,
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});
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const timesLengthBeforeConflicts: number = times.length;
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// Check for conflicts
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for (let i = times.length - 1; i >= 0; i -= 1) {
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busyTimes.every((busyTime): boolean => {
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const startTime = dayjs(busyTime.start).utc();
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const endTime = dayjs(busyTime.end).utc();
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// Check if start times are the same
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if (times[i].utc().isSame(startTime)) {
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times.splice(i, 1);
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}
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// Check if time is between start and end times
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else if (times[i].utc().isBetween(startTime, endTime)) {
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times.splice(i, 1);
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}
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// Check if slot end time is between start and end time
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else if (times[i].utc().add(eventLength, "minutes").isBetween(startTime, endTime)) {
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times.splice(i, 1);
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}
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// Check if startTime is between slot
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else if (startTime.isBetween(times[i].utc(), times[i].utc().add(eventLength, "minutes"))) {
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times.splice(i, 1);
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} else {
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return true;
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}
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return false;
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});
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}
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if (times.length === 0 && timesLengthBeforeConflicts !== 0) {
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setIsFullyBooked(true);
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}
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// Display available times
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setSlots(times);
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};
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return {
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slots,
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isFullyBooked,
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hasErrors,
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};
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};
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export default Slots;
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