/**
* ROLE: EXECUTABLE
* CONNECTED VIA: CommonJS module export
* PURPOSE: String manipulation and template literals for user formatting
* FAILURE MODES: Invalid email throws error, short passwords throw error, missing name parameters throw error
*
* Authority: 01-javascript-strings.md
*/
// Plan 01: JavaScript Full-Stack User Authentication - String Operations
// Basic string manipulation and template literals
const stringUtils = {
formatEmail(email) {
if (!email || !email.includes('@')) {
throw new Error('Invalid email format');
}
return email.toLowerCase().trim();
},
generateToken(length) {
const chars = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789';
let token = '';
for (let i = 0; i < length; i++) {
token += chars.charAt(Math.floor(Math.random() * chars.length));
}
return token;
},
formatPassword(password) {
if (password.length < 8) {
throw new Error('Password must be at least 8 characters');
}
return password;
},
createUserGreeting(firstName, lastName) {
const greeting = `Welcome ${firstName} ${lastName}! Your account has been created.`;
return greeting;
}
};
const users = [
{ email: 'alice@company.com', firstName: 'Alice', lastName: 'Johnson' },
{ email: 'bob@company.com', firstName: 'Bob', lastName: 'Smith' }
];
const formattedUsers = users.map(user => ({
email: stringUtils.formatEmail(user.email),
greeting: stringUtils.createUserGreeting(user.firstName, user.lastName),
token: stringUtils.generateToken(32)
}));
module.exports = { stringUtils, users, formattedUsers };
