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163 lines (150 loc) · 4.36 KB
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import uuidv4 from 'uuid/v4';
import HelperUtils from '../utils/helperUtils';
import DB from '../database/dbconnection';
/**
* @class UserController
* @description specifies which method handles a request for User endpoints
* @exports UserController
*/
class UserController {
/**
* @method createUser
* @description Registers a user if details are valid
* @param {object} req - The Request Object
* @param {object} res - The Response Object
* @returns {void}
*/
static async createUser(req, res) {
const {
firstname, lastname, address, email, password,
} = req.body;
const hashedPassword = HelperUtils.hashPassword(password);
const query = `INSERT INTO
users(id, firstname, lastname, address, email, password)
VALUES($1, $2, $3, $4, $5, $6)
RETURNING id, firstname, lastname, address, email, status, isadmin`;
const values = [uuidv4(), firstname, lastname, address, email, hashedPassword];
try {
const { rows } = await DB.query(query, values);
const token = HelperUtils.generateToken({ rows });
res.status(201).json({
status: 201,
message: 'Registration successful',
data: { token, ...rows[0] },
});
return;
} catch (error) {
if (error.routine === '_bt_check_unique') {
res.status(409).json({
status: 409,
error: 'User with email already exist',
});
return;
}
res.status(500).json({
status: 500,
error: 'An internal error occurred at the server',
});
}
}
/**
* @method login
* @description Logs in a registered user
* @param {object} req - The Request Object
* @param {object} res - The Response Object
* @returns {void}
*/
static login(req, res) {
const {
id, firstname, lastname, address, email, isadmin, status,
} = req.user;
const token = HelperUtils.generateToken({
id, email, isadmin, status,
});
res.status(200).json({
status: 200,
message: 'Login successful!',
data: {
token,
id,
firstname,
lastname,
email,
address,
status,
isadmin,
},
});
}
/**
* @method getAllUsers
* @description Lists all users in the database
* @param {object} req - The Request Object
* @param {object} res - The Response Object
* @returns {object} JSON API Response
*/
static async getAllUsers(req, res) {
const query = 'SELECT id, firstname, lastname, address, email, status, isadmin FROM users';
const { rows } = await DB.query(query);
res.status(200).json({
status: 200,
message: 'Success',
data: rows,
});
}
/**
* @method getUser
* @description Gets a specific user by ID
* @param {object} req - The Request Object
* @param {object} res - The Response Object
* @returns {object} JSON API Response
*/
static async getUser(req, res) {
const { email } = req.params;
const query = `SELECT id, firstname, lastname, address, email, status, isadmin FROM users WHERE email='${email}'`;
const findUser = await DB.query(query);
if (!findUser.rowCount > 0) {
res.status(404).json({ error: 'User does not exist' });
return;
}
res.status(200).json({
status: 200,
message: 'Success',
data: [findUser.rows[0]],
});
}
/**
* @method verifyUser
* @description Verifies a user
* @param {object} req - The Request Object
* @param {object} res - The Response Object
* @returns {object} JSON API Response
*/
static async verifyUser(req, res) {
const { email } = req.params;
const query = `SELECT * FROM users WHERE email='${email}'`;
const update = `UPDATE users SET status='verified' WHERE email='${email}' RETURNING firstname, lastname, address, status, isadmin`;
const findUser = await DB.query(query);
if (!findUser.rows.length) {
res.status(404).json({
status: 404,
error: 'User does not exist',
});
return;
}
if (findUser.rows[0].status === 'verified') {
res.status(409).json({
status: 409,
error: 'User is already verified',
});
return;
}
const { rows } = await DB.query(update);
res.status(201).json({
status: 201,
message: 'User successfully verified',
data: { ...rows[0] },
});
}
}
export default UserController;