Files
old-crm-integration/services/integration/bookingChangeCharges.js
2019-07-08 20:37:14 +02:00

116 lines
5.2 KiB
JavaScript

'use strict';
const moment = require('moment-timezone');
const db = require('../../models/index');
const { UI_TIMEZONE, BOOKING_CHANGE_PERCENTAGE_CHARGE, incidentType } = require('../../constants/constants');
const bulkWriteBookingChangeIncidents = (incidents) => {
return new Promise((resolve, reject) => {
const asyncJobs = [];
incidents.forEach((incident) => {
asyncJobs.push(db.bookingChangeIncident.findOrCreate({where: incident, defaults: incident}));
});
Promise.all(asyncJobs)
.then(() => {
resolve();
})
.catch((error) => reject(error));
});
};
const chargeBookingChanges = (changes) => {
return new Promise((resolve, reject) => {
if (Array.isArray(changes)){
const incidents = [];
const errors = [];
changes.forEach((change) => {
const { oldReservation, newReservation } = change;
if (oldReservation && newReservation){
const oldStart = oldReservation.start ? moment.utc(oldReservation.start) : null;
const oldEnd = oldReservation.end ? moment.utc(oldReservation.end) : null;
const newStart = newReservation.start ? moment.utc(newReservation.start) : null;
const newEnd = newReservation.end ? moment.utc(newReservation.end) : null;
const reservationTimezone = newReservation.timezone ? newReservation.timezone : UI_TIMEZONE;
const reservationHourlyRate = newReservation.hourlyRate ? newReservation.hourlyRate : undefined;
if (oldStart && oldEnd && newStart && newEnd && reservationHourlyRate){
const oldReservationLength = oldEnd.diff(oldStart, 'hours', true);
const newReservationLength = newEnd.diff(newStart, 'hours', true);
const differenceFromNow = oldStart.diff(moment.utc(), 'hours');
if (differenceFromNow && (differenceFromNow < 24)){
// Changed reservation that was within 24hrs from now
// Check if new reservation is on same day
const sameDay = oldStart.tz(reservationTimezone).isSame(newStart.tz(reservationTimezone), 'day');
const { reservationId, memberId, resourceId, hourlyRate } = newReservation;
if (sameDay){
// Reservation moved in same day
// Check if member shortened the reservation
if (newReservationLength < oldReservationLength){
const differenceInLength = oldReservationLength - newReservationLength;
const chargeFee = differenceInLength*hourlyRate*BOOKING_CHANGE_PERCENTAGE_CHARGE/100;
const incident = {
reservationId,
memberId,
resourceId,
oldBookingStart: oldReservation.start,
oldBookingEnd: oldReservation.end,
newBookingStart: newReservation.start,
newBookingEnd: newReservation.end,
incidentType: incidentType.BOOKING_SHORTENED,
chargeFee,
};
incidents.push(incident);
}
}else{
// Reservation moved to another day
// Add cancellation charge
const chargeFee = oldReservationLength*hourlyRate*BOOKING_CHANGE_PERCENTAGE_CHARGE/100;
const incident = {
reservationId,
memberId,
resourceId,
oldBookingStart: oldReservation.start,
oldBookingEnd: oldReservation.end,
newBookingStart: newReservation.start,
newBookingEnd: newReservation.end,
incidentType: incidentType.BOOKING_MOVED_TO_ANOTHER_DAY,
chargeFee,
};
incidents.push(incident);
}
}
}else{
errors.push(change);
}
}
});
if (errors.length > 0){
console.log('There were some errors with incomplete bookings : ');
console.log(errors);
}
resolve(bulkWriteBookingChangeIncidents(incidents));
}else{
reject('Input argument is not an array !');
}
});
};
module.exports = {
chargeBookingChanges,
};