mirror of
https://github.com/Raghu-Ch/ES6-Handson.git
synced 2026-02-10 04:33:02 -05:00
Using arrow functions and setting up webpack
This commit is contained in:
@@ -1,4 +1,77 @@
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'use strict';
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/******/ (function(modules) { // webpackBootstrap
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/******/ // The module cache
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/******/ var installedModules = {};
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/******/
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/******/ // The require function
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/******/ function __webpack_require__(moduleId) {
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/******/
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/******/ // Check if module is in cache
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/******/ if(installedModules[moduleId])
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/******/ return installedModules[moduleId].exports;
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/******/
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/******/ // Create a new module (and put it into the cache)
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/******/ var module = installedModules[moduleId] = {
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/******/ i: moduleId,
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/******/ l: false,
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/******/ exports: {}
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/******/ };
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/******/
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/******/ // Execute the module function
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/******/ modules[moduleId].call(module.exports, module, module.exports, __webpack_require__);
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/******/
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/******/ // Flag the module as loaded
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/******/ module.l = true;
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/******/
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/******/ // Return the exports of the module
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/******/ return module.exports;
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/******/ }
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/******/
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/******/
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/******/ // expose the modules object (__webpack_modules__)
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/******/ __webpack_require__.m = modules;
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/******/
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/******/ // expose the module cache
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/******/ __webpack_require__.c = installedModules;
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/******/
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/******/ // identity function for calling harmony imports with the correct context
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/******/ __webpack_require__.i = function(value) { return value; };
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/******/
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/******/ // define getter function for harmony exports
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/******/ __webpack_require__.d = function(exports, name, getter) {
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/******/ if(!__webpack_require__.o(exports, name)) {
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/******/ Object.defineProperty(exports, name, {
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/******/ configurable: false,
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/******/ enumerable: true,
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/******/ get: getter
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/******/ });
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/******/ }
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/******/ };
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/******/
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/******/ // getDefaultExport function for compatibility with non-harmony modules
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/******/ __webpack_require__.n = function(module) {
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/******/ var getter = module && module.__esModule ?
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/******/ function getDefault() { return module['default']; } :
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/******/ function getModuleExports() { return module; };
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/******/ __webpack_require__.d(getter, 'a', getter);
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/******/ return getter;
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/******/ };
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/******/
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/******/ // Object.prototype.hasOwnProperty.call
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/******/ __webpack_require__.o = function(object, property) { return Object.prototype.hasOwnProperty.call(object, property); };
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/******/
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/******/ // __webpack_public_path__
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/******/ __webpack_require__.p = "";
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/******/
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/******/ // Load entry module and return exports
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/******/ return __webpack_require__(__webpack_require__.s = 0);
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/******/ })
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/************************************************************************/
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/******/ ([
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/* 0 */
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/***/ (function(module, exports, __webpack_require__) {
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"use strict";
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var calculateMonthlyPayment = function calculateMonthlyPayment(principal, years, rate) {
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var monthlyRate = 0;
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@@ -15,16 +88,45 @@ var calculateMonthlyPayment = function calculateMonthlyPayment(principal, years,
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// monthlyPayment: monthlyPayment,
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// monthlyRate: monthlyRate };
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};
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var calculateAmortization = function calculateAmortization(principal, years, rate) {
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var _calculateMonthlyPaym = calculateMonthlyPayment(principal, years, rate),
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monthlyRate = _calculateMonthlyPaym.monthlyRate,
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monthlyPayment = _calculateMonthlyPaym.monthlyPayment;
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var balance = principal;
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var amortization = [];
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for (var y = 0; y < years; y++) {
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var interestY = 0; // Interest payment for year y
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var principalY = 0; // principal payment for year y
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for (var m = 0; m < 12; m++) {
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var interestM = balance * monthlyRate; // Interest payment for month m
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var principalM = monthlyPayment - interestM; //principal payment for month m
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interestY = interestY + interestM;
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principalY = principalY + principalM;
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balance = balance - principalM;
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}
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amortization.push({ principalY: principalY, interestY: interestY, balance: balance });
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}
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return { monthlyPayment: monthlyPayment, monthlyRate: monthlyRate, amortization: amortization };
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};
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document.getElementById('calcBtn').addEventListener('click', function () {
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var principal = document.getElementById("principal").value;
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var years = document.getElementById("years").value;
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var rate = document.getElementById("rate").value;
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var _calculateMonthlyPaym = calculateMonthlyPayment(principal, years, rate),
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monthlyPayment = _calculateMonthlyPaym.monthlyPayment,
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monthlyRate = _calculateMonthlyPaym.monthlyRate;
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var _calculateAmortizatio = calculateAmortization(principal, years, rate),
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monthlyPayment = _calculateAmortizatio.monthlyPayment,
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monthlyRate = _calculateAmortizatio.monthlyRate,
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amortization = _calculateAmortizatio.amortization;
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document.getElementById("monthlyPayment").innerHTML = monthlyPayment.toFixed(2);
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document.getElementById("monthlyRate").innerHTML = (monthlyRate * 100).toFixed(2);
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amortization.forEach(function (month) {
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return console.log(month);
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});
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});
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/***/ })
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/******/ ]);
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//# sourceMappingURL=main.bundle.js.map
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1
build/main.bundle.js.map
Normal file
1
build/main.bundle.js.map
Normal file
File diff suppressed because one or more lines are too long
25
js/main.js
25
js/main.js
@@ -1,4 +1,4 @@
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let calculateMonthlyPayment = function (principal, years, rate) {
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let calculateMonthlyPayment = (principal, years, rate) => {
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let monthlyRate = 0;
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if (rate) {
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monthlyRate = rate / 100 / 12;
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@@ -13,12 +13,31 @@ let calculateMonthlyPayment = function (principal, years, rate) {
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// monthlyPayment: monthlyPayment,
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// monthlyRate: monthlyRate };
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};
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let calculateAmortization = (principal, years, rate) => {
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let {monthlyRate, monthlyPayment} = calculateMonthlyPayment(principal, years, rate);
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let balance = principal;
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let amortization = [];
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for (let y=0; y<years; y++) {
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let interestY = 0; // Interest payment for year y
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let principalY = 0; // principal payment for year y
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for (let m=0; m<12; m++) {
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let interestM = balance * monthlyRate; // Interest payment for month m
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let principalM = monthlyPayment - interestM; //principal payment for month m
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interestY = interestY + interestM;
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principalY = principalY + principalM;
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balance = balance - principalM;
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}
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amortization.push({principalY, interestY, balance})
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}
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return {monthlyPayment, monthlyRate, amortization};
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};
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document.getElementById('calcBtn').addEventListener('click', function () {
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document.getElementById('calcBtn').addEventListener('click', () => {
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let principal = document.getElementById("principal").value;
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let years = document.getElementById("years").value;
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let rate = document.getElementById("rate").value;
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let {monthlyPayment, monthlyRate} = calculateMonthlyPayment(principal, years, rate);
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let {monthlyPayment, monthlyRate, amortization} = calculateAmortization(principal, years, rate);
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document.getElementById("monthlyPayment").innerHTML = monthlyPayment.toFixed(2);
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document.getElementById("monthlyRate").innerHTML = (monthlyRate*100).toFixed(2);
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amortization.forEach(month => console.log(month));
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});
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@@ -5,14 +5,17 @@
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"main": "main.js",
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"scripts": {
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"babel": "babel --presets es2015 js/main.js -o build/main.bundle.js",
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"start": "http-server -p 7001"
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"start": "http-server -p 7000",
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"webpack": "webpack"
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},
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"author": "RaghuJS",
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"license": "MIT",
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"devDependencies": {
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"babel-cli": "^6.22.2",
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"babel-core": "^6.22.1",
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"babel-loader": "^6.2.10",
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"babel-preset-es2015": "^6.22.0",
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"http-server": "^0.9.0"
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"http-server": "^0.9.0",
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"webpack": "^2.2.1"
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}
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}
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23
webpack.config.js
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23
webpack.config.js
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@@ -0,0 +1,23 @@
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var path = require('path');
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var webpack = require('webpack');
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module.exports = {
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entry: './js/main.js',
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output: {
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path: path.resolve(__dirname, 'build'),
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filename: 'main.bundle.js'
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},
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module: {
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loaders: [
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{
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test: /\.js$/,
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loader: 'babel-loader',
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query: { presets: ['es2015']}
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}
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]
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},
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stats: {
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colors: true
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},
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devtool: 'source-map'
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};
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