healthcalcutil/dist/bmi.js

Many Health Related Calculation

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
function convertCmToMetre(height) {
    return height / 100;
}
function result(bmi) {
    if (bmi < 18.5)
        return 'Underweight';
    else if (bmi >= 18.5 && bmi <= 25)
        return 'Normal';
    else if (bmi > 25)
        return 'Overweight';
    return '';
}
exports.calculate = function (weight, height) {
    return new Promise(function (resolve, reject) {
        if (weight == undefined || height == undefined) {
            reject(new Error("Weight and Height is required as inputs"));
        }
        var heightSquare = Math.pow(convertCmToMetre(height), 2);
        var bmiResult = weight / heightSquare;
        var optimalLowWeight = Math.round(18.5 * heightSquare);
        var optimalHighWeight = Math.round(25 * heightSquare);
        resolve({
            bmi: bmiResult.toFixed(2),
            description: result(bmiResult),
            optimalLowWeight: optimalLowWeight,
            optimalHighWeight: optimalHighWeight
        });
    });
};