satya
3 years ago
parent
22d4c9b774
commit
b9d41468fe
@ -0,0 +1,36 @@
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<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="UTF-8">
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<meta http-equiv="X-UA-Compatible" content="IE=edge">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<title>Document</title>
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</head>
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<body>
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<script>
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let numChar = parseInt(prompt('Enter the number of charecters for id:',0));
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let numId = parseInt(prompt('Enter the number of id :',0));
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console.log(numChar,numId);
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console.log( userIdGeneratedByUser(numChar,numId));
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function userIdGeneratedByUser(Char,Id){
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let id_s = [];
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for(let i=0;i<Id;i++){
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id_s.push(userIdGenerator(Char))
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}
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return id_s;
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}
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function userIdGenerator(Char) {
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let idcode = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ';
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let id = '';
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for (let i = 0; i < numChar; i++) {
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let rand = Math.floor(Math.random() * idcode.length);
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id += idcode[rand];
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}
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return id;
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}
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</script>
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</body>
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</html>
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@ -1,27 +1,158 @@
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// 1.question
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let personAccount = {
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firstName: '',
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lastName: '',
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incomes: 0,
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expenses: 0,
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totalIncome: function () {
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return;
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},
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totalExpenses: function () {
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return;
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},
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accountInfo: function () {
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return `Name : ${this.firstName} ${this.lastName}
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Income: ${this.incomes} Expense: ${this.expenses}`
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},
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addIncome: function () {
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return;
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},
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addExpense: function () {
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return;
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},
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accountBalance: function () {
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return;
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}
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firstName: "satya",
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lastName: "surendra",
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incomes: 0,
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expenses: 0,
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totalIncome: function () {
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return;
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},
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totalExpenses: function () {
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return;
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},
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accountInfo: function () {
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return `Name : ${this.firstName} ${this.lastName}\nIncome: ${this.incomes}\nExpense: ${this.expenses}`;
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},
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addIncome: function () {
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return;
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},
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addExpense: function () {
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return;
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},
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accountBalance: function () {
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return;
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},
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};
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console.log(personAccount.accountInfo());
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let users = [
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{
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_id: "ab12ex",
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username: "Alex",
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email: "alex@alex.com",
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password: "123123",
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createdAt: "08/01/2020 9:00 AM",
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isLoggedIn: false,
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},
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{
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_id: "fg12cy",
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username: "Asab",
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email: "asab@asab.com",
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password: "123456",
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createdAt: "08/01/2020 9:30 AM",
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isLoggedIn: true,
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},
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{
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_id: "zwf8md",
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username: "Brook",
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email: "brook@brook.com",
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password: "123111",
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createdAt: "08/01/2020 9:45 AM",
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isLoggedIn: true,
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},
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{
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_id: "eefamr",
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username: "Martha",
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email: "martha@martha.com",
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password: "123222",
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createdAt: "08/01/2020 9:50 AM",
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isLoggedIn: false,
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},
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{
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_id: "ghderc",
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username: "Thomas",
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email: "thomas@thomas.com",
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password: "123333",
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createdAt: "08/01/2020 10:00 AM",
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isLoggedIn: false,
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},
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];
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const products = [
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{
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_id: "eedfcf",
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name: "mobile phone",
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description: "Huawei Honor",
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price: 200,
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ratings: [
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{ userId: "fg12cy", rate: 5 },
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{ userId: "zwf8md", rate: 4.5 },
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],
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likes: [],
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},
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{
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_id: "aegfal",
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name: "Laptop",
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description: "MacPro: System Darwin",
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price: 2500,
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ratings: [],
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likes: ["fg12cy"],
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},
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{
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_id: "hedfcg",
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name: "TV",
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description: "Smart TV:Procaster",
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price: 400,
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ratings: [{ userId: "fg12cy", rate: 5 }],
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likes: ["fg12cy"],
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},
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];
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// 2.question
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let signUp = (name) => {
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let len = users.filter((user) => user.username === name).length;
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if (len) {
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console.log(`This user already exits `);
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} else {
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users.push({
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_id: name,
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username: name,
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email: `${name}@${name}.com`,
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password: `${name}`,
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createdAt: new Date(),
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isLoggedIn: true,
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});
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}
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};
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// 2.b.question
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let signIn = (name, password) => {
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let user = users.filter(
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(user) => user.username === name && user.password === password
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);
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if (user.length) {
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user.isLoggedIn = true;
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console.log(`Login successful`);
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} else {
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console.log(`Invalid username or password`);
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}
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};
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// 3.a.question
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let rateProduct = (productId, userId, rate) => {
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let product = products.find((p) => {
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return p._id === productId;
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});
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product.ratings.push({
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userId: userId,
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rate: rate,
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});
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};
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// 3.b.question
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let avgRateing = (productId) => {
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let product = products.find((p) => {
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return p._id === productId;
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});
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let totalRate = 0;
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product.ratings.forEach((p) => {
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totalRate = p.rate + totalRate;
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});
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return totalRate / product.ratings.length;
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};
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