@dlivr.io/salary-calculator-egypt/src/helpers/utils/index.ts

Javascript SDK for calculating Net/Gross salary in Egypt.

import { Bracket } from "@/data-source/types";

export function thousand(number: number): number {
    return number * 1000;
}
export function million(number: number): number {
    return number * 1000000;
}

export function calculateTax(
    salaryBracket: Bracket,
    yearlySalary: number
): number {
    let baseYearlySalaryTax = 0;

    salaryBracket.stages.forEach((stage) => {
        if (yearlySalary > stage.min)
            baseYearlySalaryTax +=
                (Math.min(yearlySalary, stage.max) - stage.min) *
                stage.percentage;
    });
    return baseYearlySalaryTax;
}
export function isSupported(bracket: Bracket, yearlySalary: number): boolean {
    return yearlySalary > bracket.min && yearlySalary <= bracket.max;
}