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https://github.com/Mueller-Patrick/Betterzon.git
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BETTERZON-113, BETTERZON-114, BETTERZON-115: Adding API endpoint for favorite shops (#61)
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@ -16,6 +16,7 @@ import {notFoundHandler} from './middleware/notFound.middleware';
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import {usersRouter} from './models/users/users.router';
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import {pricealarmsRouter} from './models/pricealarms/pricealarms.router';
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import {contactpersonsRouter} from './models/contact_persons/contact_persons.router';
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import {favoriteshopsRouter} from './models/favorite_shops/favoriteshops.router';
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const cookieParser = require('cookie-parser');
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@ -51,6 +52,7 @@ app.use('/users', usersRouter);
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app.use('/vendors', vendorsRouter);
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app.use('/pricealarms', pricealarmsRouter);
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app.use('/contactpersons', contactpersonsRouter);
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app.use('/favoriteshops', favoriteshopsRouter);
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app.use(errorHandler);
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app.use(notFoundHandler);
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@ -0,0 +1,5 @@
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export interface FavoriteShop {
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favorite_id: number;
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vendor_id: number;
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user_id: number;
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}
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@ -0,0 +1,5 @@
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import {FavoriteShop} from './favoriteshop.interface';
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export interface FavoriteShops {
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[key: number]: FavoriteShop;
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}
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100
Backend/src/models/favorite_shops/favoriteshops.router.ts
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100
Backend/src/models/favorite_shops/favoriteshops.router.ts
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@ -0,0 +1,100 @@
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/**
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* Required External Modules and Interfaces
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*/
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import express, {Request, Response} from 'express';
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import * as FavoriteShopsService from './favoriteshops.service';
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import {FavoriteShop} from './favoriteshop.interface';
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import {FavoriteShops} from './favoriteshops.interface';
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import * as UserService from '../users/users.service';
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/**
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* Router Definition
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*/
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export const favoriteshopsRouter = express.Router();
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/**
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* Controller Definitions
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*/
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//GET favoriteshops/
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favoriteshopsRouter.get('/', async (req: Request, res: Response) => {
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try {
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// Authenticate user
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const user_ip = req.connection.remoteAddress ?? '';
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const user = await UserService.checkSessionWithCookie(req.cookies.betterauth, user_ip);
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const priceAlarms = await FavoriteShopsService.getFavoriteShops(user.user_id);
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res.status(200).send(priceAlarms);
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} catch (e) {
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console.log('Error handling a request: ' + e.message);
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res.status(500).send(JSON.stringify({'message': 'Internal Server Error. Try again later.'}));
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}
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});
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// POST favoriteshops/
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favoriteshopsRouter.post('/', async (req: Request, res: Response) => {
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try {
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// Authenticate user
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const user_ip = req.connection.remoteAddress ?? '';
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const user = await UserService.checkSessionWithCookie(req.cookies.betterauth, user_ip);
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// Get info for price alarm creation
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const vendor_id = req.body.vendor_id;
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if (!vendor_id) {
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// Missing
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res.status(400).send(JSON.stringify({message: 'Missing parameters'}));
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return;
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}
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// Create price alarm
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const success = await FavoriteShopsService.createFavoriteShop(user.user_id, vendor_id);
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if (success) {
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res.status(201).send(JSON.stringify({success: true}));
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return;
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} else {
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res.status(500).send(JSON.stringify({success: false}));
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return;
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}
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} catch (e) {
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console.log('Error handling a request: ' + e.message);
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res.status(500).send(JSON.stringify({'message': 'Internal Server Error. Try again later.'}));
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}
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});
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// DELETE favoriteshops/
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favoriteshopsRouter.delete('/:id', async (req: Request, res: Response) => {
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try {
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// Authenticate user
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const user_ip = req.connection.remoteAddress ?? '';
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const user = await UserService.checkSessionWithCookie(req.cookies.betterauth, user_ip);
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// Get info for price alarm creation
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const favorite_id = parseInt(req.params.id, 10);
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if (!favorite_id) {
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// Missing
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res.status(400).send(JSON.stringify({message: 'Missing parameters'}));
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return;
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}
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// Create price alarm
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const success = await FavoriteShopsService.deleteFavoriteShop(user.user_id, favorite_id);
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if (success) {
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res.status(201).send(JSON.stringify({success: true}));
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return;
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} else {
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res.status(500).send(JSON.stringify({success: false}));
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return;
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}
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} catch (e) {
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console.log('Error handling a request: ' + e.message);
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res.status(500).send(JSON.stringify({'message': 'Internal Server Error. Try again later.'}));
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}
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});
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92
Backend/src/models/favorite_shops/favoriteshops.service.ts
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92
Backend/src/models/favorite_shops/favoriteshops.service.ts
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@ -0,0 +1,92 @@
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import * as dotenv from 'dotenv';
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dotenv.config();
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const mariadb = require('mariadb');
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const pool = mariadb.createPool({
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host: process.env.DB_HOST,
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user: process.env.DB_USER,
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password: process.env.DB_PASSWORD,
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database: process.env.DB_DATABASE,
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connectionLimit: 5
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});
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/**
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* Data Model Interfaces
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*/
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import {FavoriteShop} from './favoriteshop.interface';
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import {FavoriteShops} from './favoriteshops.interface';
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/**
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* Service Methods
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*/
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/**
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* Creates a favorite shop entry for the given user for the given shop
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* @param user_id The id of the user to create the favorite shop entry for
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* @param vendor_id The id of the vendor to set as favorite
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*/
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export const createFavoriteShop = async (user_id: number, vendor_id: number): Promise<boolean> => {
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let conn;
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try {
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conn = await pool.getConnection();
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const res = await conn.query('INSERT INTO favorite_shops (vendor_id, user_id) VALUES (?, ?)', [vendor_id, user_id]);
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return res.affectedRows === 1;
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} catch (err) {
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throw err;
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} finally {
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if (conn) {
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conn.end();
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}
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}
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};
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/**
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* Fetches and returns all favorite shops for the given user
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* @param user_id
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*/
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export const getFavoriteShops = async (user_id: number): Promise<FavoriteShops> => {
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let conn;
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let shops = [];
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try {
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conn = await pool.getConnection();
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const rows = await conn.query('SELECT favorite_id, vendor_id, user_id FROM favorite_shops WHERE user_id = ?', user_id);
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for (let row in rows) {
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if (row !== 'meta') {
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shops.push(rows[row]);
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}
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}
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return shops;
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} catch (err) {
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throw err;
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} finally {
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if (conn) {
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conn.end();
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}
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}
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};
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/**
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* Deletes the given favorite shop entry
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* @param user_id The id of the user that wants to delete the favorite shop entry
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* @param favorite_id The favorite shop to delete
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*/
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export const deleteFavoriteShop = async (user_id: number, favorite_id: number): Promise<boolean> => {
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let conn;
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try {
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conn = await pool.getConnection();
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const res = await conn.query('DELETE FROM favorite_shops WHERE favorite_id = ? AND user_id = ?', [favorite_id, user_id]);
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return res.affectedRows === 1;
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} catch (err) {
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throw err;
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} finally {
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if (conn) {
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conn.end();
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}
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}
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};
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@ -35,7 +35,7 @@ pricealarmsRouter.get('/', async (req: Request, res: Response) => {
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}
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});
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// POST pricealarms/create
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// POST pricealarms/
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pricealarmsRouter.post('/', async (req: Request, res: Response) => {
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try {
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// Authenticate user
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@ -68,7 +68,7 @@ pricealarmsRouter.post('/', async (req: Request, res: Response) => {
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}
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});
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// PUT pricealarms/update
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// PUT pricealarms/
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pricealarmsRouter.put('/', async (req: Request, res: Response) => {
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try {
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// Authenticate user
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@ -29,17 +29,13 @@ import {PriceAlarms} from './pricealarms.interface';
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* @param product_id The id of the product to create the price alarm for
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* @param defined_price The defined price for the price alarm
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*/
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export const createPriceAlarm = async (user_id: number, product_id: number, defined_price: number): Promise<Boolean> => {
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export const createPriceAlarm = async (user_id: number, product_id: number, defined_price: number): Promise<boolean> => {
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let conn;
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try {
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conn = await pool.getConnection();
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const res = await conn.query('INSERT INTO price_alarms (user_id, product_id, defined_price) VALUES (?, ?, ?)', [user_id, product_id, defined_price]);
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if (res.affectedRows === 1) {
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return true;
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} else {
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return false;
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}
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return res.affectedRows === 1;
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} catch (err) {
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throw err;
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} finally {
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@ -47,8 +43,6 @@ export const createPriceAlarm = async (user_id: number, product_id: number, defi
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conn.end();
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}
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}
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return false;
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};
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/**
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* @param user_id The id of the user that wants to update the price alarm
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* @param defined_price The defined price for the price alarm
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*/
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export const updatePriceAlarm = async (alarm_id: number, user_id: number, defined_price: number): Promise<Boolean> => {
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export const updatePriceAlarm = async (alarm_id: number, user_id: number, defined_price: number): Promise<boolean> => {
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let conn;
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try {
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conn = await pool.getConnection();
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const res = await conn.query('UPDATE price_alarms SET defined_price = ? WHERE alarm_id = ? AND user_id = ?', [defined_price, alarm_id, user_id]);
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if (res.affectedRows === 1) {
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return true;
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} else {
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return false;
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}
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return res.affectedRows === 1;
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} catch (err) {
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throw err;
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} finally {
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@ -101,6 +91,4 @@ export const updatePriceAlarm = async (alarm_id: number, user_id: number, define
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conn.end();
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}
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}
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return false;
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};
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