@jonstuebe/allot-utils/dist/bill.js

Util functions for Allot

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
const date_fns_1 = require("date-fns");
const utils_1 = require("./utils");
function getFutureBillDates({ due, startOn }, numDates = 3) {
    if (due.weekly) {
        let weekly = due.weekly;
        if (date_fns_1.getDay(startOn) !== weekly) {
            throw new Error("startOn must have the same day of week as the due date of the bill");
        }
        return new Array(numDates).fill(startOn).map((date, index) => {
            return date_fns_1.addWeeks(date, index);
        });
    }
    else if (due.monthly) {
        let monthly = due.monthly;
        return new Array(numDates).fill(startOn).map((_date, index) => {
            const date = date_fns_1.addMonths(startOn, index);
            const daysInMonth = date_fns_1.getDaysInMonth(date);
            return date_fns_1.setDate(date, monthly > daysInMonth ? daysInMonth : monthly);
        });
    }
    else if (due.yearly) {
        let [yearMonth, yearDayOfMonth] = due.yearly;
        // these should be zero indexed
        const yearlyDate = new Date(startOn.getFullYear(), yearMonth, yearDayOfMonth);
        if (!date_fns_1.isEqual(startOn, yearlyDate)) {
            throw new Error("startOn must have the same month and day as the due date of the bill");
        }
        return new Array(numDates).fill(yearlyDate).map((_date, index) => {
            return date_fns_1.addYears(yearlyDate, index);
        });
    }
    throw new Error("No schedule added");
}
exports.getFutureBillDates = getFutureBillDates;
function addFutureBillDates(bill, numDates = 3) {
    return Object.assign(Object.assign({}, bill), { dueDates: getFutureBillDates(bill, numDates) });
}
exports.addFutureBillDates = addFutureBillDates;
function getBillAmountForPayPeriod(bill, payPeriod) {
    const dates = getBillDatesForPayPeriod(bill, payPeriod);
    return bill.amount * dates.length;
}
exports.getBillAmountForPayPeriod = getBillAmountForPayPeriod;
function isBillInPayPeriod(bill, payPeriod) {
    return getBillDatesForPayPeriod(bill, payPeriod).length > 0;
}
exports.isBillInPayPeriod = isBillInPayPeriod;
function getBillDatesForPayPeriod({ dueDates }, { start, end }) {
    if (dueDates.length === 0) {
        throw new Error("No due dates found in bill. Have you added them?");
    }
    return dueDates.filter(dueDate => {
        return utils_1.isBetween(dueDate, start, end, true);
    });
}
exports.getBillDatesForPayPeriod = getBillDatesForPayPeriod;
function createBill(bill) {
    return Object.assign({ dueDates: [] }, bill);
}
exports.createBill = createBill;
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