This commit is contained in:
parent
9713435620
commit
88569f8a40
2
app.ts
2
app.ts
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@ -8,6 +8,7 @@ import {dhbwServiceRouter} from './src/models/dhbw-service/DHBWService.router';
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import logger from './src/middleware/logger';
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import {dhbwRaPlaChangesRouter} from './src/models/dhbw-rapla-changes/DHBWRaPlaChanges.router';
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import {raPlaMiddlewareRouter} from './src/models/rapla-middleware/RaPlaMiddleware.router';
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import {betterzonRouter} from './src/models/betterzon/Betterzon.router';
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let cors = require('cors');
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@ -35,6 +36,7 @@ app.use('/twitch-highlight-marker', highlightMarkerRouter);
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app.use('/partyplaner', partyPlanerRouter);
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app.use('/raplachanges', dhbwRaPlaChangesRouter);
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app.use('/rapla-middleware', raPlaMiddlewareRouter);
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app.use('/betterzon', betterzonRouter);
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// this is a simple route to make sure everything is working properly
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app.get('/', (req: express.Request, res: express.Response) => {
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47
src/models/betterzon/Betterzon.router.ts
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47
src/models/betterzon/Betterzon.router.ts
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@ -0,0 +1,47 @@
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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 {Guid} from 'guid-typescript';
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import logger from '../../middleware/logger';
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import {productsRouter} from './products/products.router';
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import {contactpersonsRouter} from './contact_persons/contact_persons.router';
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import {pricealarmsRouter} from './pricealarms/pricealarms.router';
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import {usersRouter} from './users/users.router';
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import {pricesRouter} from './prices/prices.router';
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import {vendorsRouter} from './vendors/vendors.router';
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import {categoriesRouter} from './categories/categories.router';
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import {manufacturersRouter} from './manufacturers/manufacturers.router';
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import {favoriteshopsRouter} from './favorite_shops/favoriteshops.router';
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import {crawlingstatusRouter} from './crawling_status/crawling_status.router';
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/**
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* Router Definition
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*/
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export const betterzonRouter = express.Router();
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betterzonRouter.use('/products', productsRouter);
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betterzonRouter.use('/categories', categoriesRouter);
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betterzonRouter.use('/manufacturers', manufacturersRouter);
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betterzonRouter.use('/prices', pricesRouter);
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betterzonRouter.use('/users', usersRouter);
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betterzonRouter.use('/vendors', vendorsRouter);
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betterzonRouter.use('/pricealarms', pricealarmsRouter);
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betterzonRouter.use('/contactpersons', contactpersonsRouter);
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betterzonRouter.use('/favoriteshops', favoriteshopsRouter);
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betterzonRouter.use('/crawlingstatus', crawlingstatusRouter);
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betterzonRouter.get('/', async (req: Request, res: Response) => {
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try {
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res.status(200).send('Pluto Development PartyPlaner API Endpoint V2');
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} catch (e) {
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let errorGuid = Guid.create().toString();
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logger.error('Error handling a request: ' + e.message, {reference: errorGuid});
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res.status(500).send({
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'status': 'PROCESSING_ERROR',
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'message': 'Internal Server Error. Try again later.',
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'reference': errorGuid
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});
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}
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});
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5
src/models/betterzon/categories/categories.interface.ts
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5
src/models/betterzon/categories/categories.interface.ts
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import {Category} from './category.interface';
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export interface Categories {
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[key: number]: Category;
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}
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70
src/models/betterzon/categories/categories.router.ts
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70
src/models/betterzon/categories/categories.router.ts
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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 CategoryService from './categories.service';
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import {Category} from './category.interface';
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import {Categories} from './categories.interface';
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/**
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* Router Definition
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*/
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export const categoriesRouter = express.Router();
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/**
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* Controller Definitions
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*/
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// GET categories/
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categoriesRouter.get('/', async (req: Request, res: Response) => {
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try {
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const categories: Categories = await CategoryService.findAll();
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res.status(200).send(categories);
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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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// GET categories/:id
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categoriesRouter.get('/:id', async (req: Request, res: Response) => {
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const id: number = parseInt(req.params.id, 10);
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if (!id) {
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res.status(400).send('Missing parameters.');
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return;
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}
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try {
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const category: Category = await CategoryService.find(id);
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res.status(200).send(category);
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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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// GET categories/search/:term
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categoriesRouter.get('/search/:term', async (req: Request, res: Response) => {
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const term: string = req.params.term;
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if (!term) {
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res.status(400).send('Missing parameters.');
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return;
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}
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try {
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const categories: Categories = await CategoryService.findBySearchTerm(term);
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res.status(200).send(categories);
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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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112
src/models/betterzon/categories/categories.service.ts
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112
src/models/betterzon/categories/categories.service.ts
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import * as dotenv from 'dotenv';
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import {Category} from './category.interface';
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import {Categories} from './categories.interface';
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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.BETTERZON_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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/**
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* Service Methods
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*/
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/**
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* Fetches and returns all known categories
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*/
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export const findAll = async (): Promise<Categories> => {
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let conn;
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let categRows = [];
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try {
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conn = await pool.getConnection();
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const rows = await conn.query('SELECT category_id, name FROM categories');
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for (let row in rows) {
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if (row !== 'meta') {
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let categ: Category = {
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category_id: 0,
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name: ''
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};
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const sqlCateg = rows[row];
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categ.category_id = sqlCateg.category_id;
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categ.name = sqlCateg.name;
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categRows.push(categ);
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}
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}
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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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return categRows;
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};
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/**
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* Fetches and returns the category with the specified id
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* @param id The id of the category to fetch
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*/
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export const find = async (id: number): Promise<Category> => {
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let conn;
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let categ: any;
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try {
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conn = await pool.getConnection();
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const rows = await conn.query('SELECT category_id, name FROM categories WHERE category_id = ?', id);
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for (let row in rows) {
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if (row !== 'meta') {
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categ = rows[row];
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}
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}
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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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return categ;
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};
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/**
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* Fetches and returns all categories that match the search term
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* @param term the term to match
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*/
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export const findBySearchTerm = async (term: string): Promise<Categories> => {
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let conn;
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let categRows = [];
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try {
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conn = await pool.getConnection();
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term = '%' + term + '%';
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const rows = await conn.query('SELECT category_id, name FROM categories WHERE name LIKE ?', term);
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for (let row in rows) {
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if (row !== 'meta') {
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categRows.push(rows[row]);
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}
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}
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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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return categRows;
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};
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4
src/models/betterzon/categories/category.interface.ts
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4
src/models/betterzon/categories/category.interface.ts
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export interface Category {
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category_id: number;
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name: string;
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}
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export interface Contact_Person {
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contact_person_id: number;
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first_name: string;
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last_name: string;
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gender: string;
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email: string;
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phone: string;
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vendor_id: number;
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}
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import {Contact_Person} from './contact_person.interface';
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export interface Contact_Persons {
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[key: number]: Contact_Person;
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}
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133
src/models/betterzon/contact_persons/contact_persons.router.ts
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133
src/models/betterzon/contact_persons/contact_persons.router.ts
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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 ContactPersonService from './contact_persons.service';
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import {Contact_Person} from './contact_person.interface';
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import {Contact_Persons} from './contact_persons.interface';
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import * as UserService from '../users/users.service';
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import * as PriceService from '../prices/prices.service';
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/**
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* Router Definition
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*/
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export const contactpersonsRouter = express.Router();
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/**
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* Controller Definitions
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*/
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// GET contactpersons/
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contactpersonsRouter.get('/', async (req: Request, res: Response) => {
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try {
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const contacts: Contact_Persons = await ContactPersonService.findAll();
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res.status(200).send(contacts);
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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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// GET contactpersons/:id
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contactpersonsRouter.get('/:id', async (req: Request, res: Response) => {
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const id: number = parseInt(req.params.id, 10);
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if (!id) {
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res.status(400).send('Missing parameters.');
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return;
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}
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try {
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const contact: Contact_Person = await ContactPersonService.find(id);
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res.status(200).send(contact);
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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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// GET contactpersons/byvendor/:id
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contactpersonsRouter.get('/byvendor/:id', async (req: Request, res: Response) => {
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const id: number = parseInt(req.params.id, 10);
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if (!id) {
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res.status(400).send('Missing parameters.');
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return;
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}
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try {
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const contacts: Contact_Persons = await ContactPersonService.findByVendor(id);
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res.status(200).send(contacts);
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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 contactpersons/
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contactpersonsRouter.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 session_id = req.body.session_id;
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const session_key = req.body.session_key;
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const user = await UserService.checkSession(session_id, session_key, user_ip);
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// Get required parameters
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const vendor_id = req.body.vendor_id;
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const first_name = req.body.first_name;
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const last_name = req.body.last_name;
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const gender = req.body.gender;
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const email = req.body.email;
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const phone = req.body.phone;
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const success = await ContactPersonService.createContactEntry(user.user_id, vendor_id, first_name, last_name, gender, email, phone);
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if (success) {
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res.status(201).send({});
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} else {
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res.status(500).send({});
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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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// PUT contactpersons/:id
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contactpersonsRouter.put('/: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 session_id = req.body.session_id;
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const session_key = req.body.session_key;
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const user = await UserService.checkSession(session_id, session_key, user_ip);
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// Get required parameters
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const contact_person_id = parseInt(req.params.id, 10);
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const vendor_id = req.body.vendor_id;
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const first_name = req.body.first_name;
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const last_name = req.body.last_name;
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const gender = req.body.gender;
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const email = req.body.email;
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const phone = req.body.phone;
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const success = await ContactPersonService.updateContactEntry(user.user_id, contact_person_id, vendor_id, first_name, last_name, gender, email, phone);
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if (success) {
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res.status(200).send({});
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} else {
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res.status(500).send({});
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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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174
src/models/betterzon/contact_persons/contact_persons.service.ts
Normal file
174
src/models/betterzon/contact_persons/contact_persons.service.ts
Normal file
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import * as dotenv from 'dotenv';
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import {Contact_Person} from './contact_person.interface';
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import {Contact_Persons} from './contact_persons.interface';
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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.BETTERZON_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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|
||||
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/**
|
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* Service Methods
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*/
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/**
|
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* Fetches and returns all known contact persons
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*/
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export const findAll = async (): Promise<Contact_Persons> => {
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let conn;
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let contRows = [];
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try {
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conn = await pool.getConnection();
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const rows = await conn.query('SELECT contact_person_id, first_name, last_name, gender, email, phone, vendor_id FROM contact_persons');
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for (let row in rows) {
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if (row !== 'meta') {
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contRows.push(rows[row]);
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}
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}
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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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return contRows;
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};
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/**
|
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* Fetches and returns the contact person with the specified id
|
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* @param id The id of the contact person to fetch
|
||||
*/
|
||||
export const find = async (id: number): Promise<Contact_Person> => {
|
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let conn;
|
||||
let cont: any;
|
||||
try {
|
||||
conn = await pool.getConnection();
|
||||
const rows = await conn.query('SELECT contact_person_id, first_name, last_name, gender, email, phone, vendor_id FROM contact_persons WHERE contact_person_id = ?', id);
|
||||
for (let row in rows) {
|
||||
if (row !== 'meta') {
|
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cont = rows[row];
|
||||
}
|
||||
}
|
||||
|
||||
} catch (err) {
|
||||
throw err;
|
||||
} finally {
|
||||
if (conn) {
|
||||
conn.end();
|
||||
}
|
||||
}
|
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|
||||
return cont;
|
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};
|
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/**
|
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* Fetches and returns the contact persons for the specified vendor
|
||||
* @param id The id of the vendor to fetch contact persons for
|
||||
*/
|
||||
export const findByVendor = async (id: number): Promise<Contact_Persons> => {
|
||||
let conn;
|
||||
let contRows = [];
|
||||
try {
|
||||
conn = await pool.getConnection();
|
||||
const rows = await conn.query('SELECT contact_person_id, first_name, last_name, gender, email, phone, vendor_id FROM contact_persons WHERE vendor_id = ?', id);
|
||||
for (let row in rows) {
|
||||
if (row !== 'meta') {
|
||||
contRows.push(rows[row]);
|
||||
}
|
||||
}
|
||||
|
||||
} catch (err) {
|
||||
throw err;
|
||||
} finally {
|
||||
if (conn) {
|
||||
conn.end();
|
||||
}
|
||||
}
|
||||
|
||||
return contRows;
|
||||
};
|
||||
|
||||
/**
|
||||
* Creates a contact entry record
|
||||
* @param user_id The user id of the issuing user
|
||||
* @param vendor_id The vendor id of the vendor to create the record for
|
||||
* @param first_name The first name of the contact person
|
||||
* @param last_name The last name of the contact person
|
||||
* @param gender The gender of the contact person
|
||||
* @param email The email of the contact person
|
||||
* @param phone The phone number of the contact person
|
||||
*/
|
||||
export const createContactEntry = async (user_id: number, vendor_id: number, first_name: string, last_name: string, gender: string, email: string, phone: string): Promise<Boolean> => {
|
||||
let conn;
|
||||
try {
|
||||
conn = await pool.getConnection();
|
||||
|
||||
// Check if the user is authorized to manage the requested vendor
|
||||
const user_vendor_rows = await conn.query('SELECT vendor_id FROM vendors WHERE vendor_id = ? AND admin_id = ?', [vendor_id, user_id]);
|
||||
if (user_vendor_rows.length !== 1) {
|
||||
return false;
|
||||
}
|
||||
|
||||
// Create contact person entry
|
||||
const res = await conn.query('INSERT INTO contact_persons (first_name, last_name, gender, email, phone, vendor_id) VALUES (?, ?, ?, ?, ?, ?)', [first_name, last_name, gender, email, phone, vendor_id]);
|
||||
|
||||
// If there are more / less than 1 affected rows, return false
|
||||
return res.affectedRows === 1;
|
||||
} catch (err) {
|
||||
throw err;
|
||||
} finally {
|
||||
if (conn) {
|
||||
conn.end();
|
||||
}
|
||||
}
|
||||
};
|
||||
|
||||
/**
|
||||
* Updates a contact entry record
|
||||
* @param user_id The user id of the issuing user
|
||||
* @param contact_person_id The id of the record to update
|
||||
* @param vendor_id The vendor id of the vendor to create the record for
|
||||
* @param first_name The first name of the contact person
|
||||
* @param last_name The last name of the contact person
|
||||
* @param gender The gender of the contact person
|
||||
* @param email The email of the contact person
|
||||
* @param phone The phone number of the contact person
|
||||
*/
|
||||
export const updateContactEntry = async (user_id: number, contact_person_id: number, vendor_id: number, first_name: string, last_name: string, gender: string, email: string, phone: string): Promise<Boolean> => {
|
||||
let conn;
|
||||
try {
|
||||
conn = await pool.getConnection();
|
||||
|
||||
// Check if the user is authorized to manage the requested vendor
|
||||
const user_vendor_rows = await conn.query('SELECT vendor_id FROM vendors WHERE vendor_id = ? AND admin_id = ?', [vendor_id, user_id]);
|
||||
if (user_vendor_rows.length !== 1) {
|
||||
return false;
|
||||
}
|
||||
|
||||
// Create contact person entry
|
||||
const res = await conn.query('UPDATE contact_persons SET first_name = ?, last_name = ?, gender = ?, email = ?, phone = ? WHERE contact_person_id = ? AND vendor_id = ?', [first_name, last_name, gender, email, phone, contact_person_id, vendor_id]);
|
||||
|
||||
// If there are more / less than 1 affected rows, return false
|
||||
return res.affectedRows === 1;
|
||||
} catch (err) {
|
||||
throw err;
|
||||
} finally {
|
||||
if (conn) {
|
||||
conn.end();
|
||||
}
|
||||
}
|
||||
};
|
|
@ -0,0 +1,7 @@
|
|||
export interface Crawling_Status {
|
||||
process_id: number;
|
||||
started_timestamp: Date;
|
||||
combinations_to_crawl: number;
|
||||
successful_crawls: number;
|
||||
failed_crawls: number;
|
||||
}
|
|
@ -0,0 +1,44 @@
|
|||
/**
|
||||
* Required External Modules and Interfaces
|
||||
*/
|
||||
|
||||
import express, {Request, Response} from 'express';
|
||||
import * as CrawlingStatusService from './crawling_status.service';
|
||||
import {Crawling_Status} from './crawling_status.interface';
|
||||
import {Crawling_Statuses} from './crawling_statuses.interface';
|
||||
import * as UserService from '../users/users.service';
|
||||
|
||||
|
||||
/**
|
||||
* Router Definition
|
||||
*/
|
||||
|
||||
export const crawlingstatusRouter = express.Router();
|
||||
|
||||
|
||||
/**
|
||||
* Controller Definitions
|
||||
*/
|
||||
|
||||
// GET crawlingstatus/
|
||||
crawlingstatusRouter.get('/', async (req: Request, res: Response) => {
|
||||
try {
|
||||
// Authenticate user
|
||||
const user_ip = req.connection.remoteAddress ?? '';
|
||||
const session_id = (req.query.session_id ?? '').toString();
|
||||
const session_key = (req.query.session_key ?? '').toString();
|
||||
const user = await UserService.checkSession(session_id, session_key, user_ip);
|
||||
|
||||
if (!user.is_admin) {
|
||||
res.status(403).send({});
|
||||
return;
|
||||
}
|
||||
|
||||
const status: Crawling_Status = await CrawlingStatusService.getCurrent();
|
||||
|
||||
res.status(200).send(status);
|
||||
} catch (e) {
|
||||
console.log('Error handling a request: ' + e.message);
|
||||
res.status(500).send(JSON.stringify({'message': 'Internal Server Error. Try again later.'}));
|
||||
}
|
||||
});
|
|
@ -0,0 +1,73 @@
|
|||
import * as dotenv from 'dotenv';
|
||||
import {Crawling_Status} from './crawling_status.interface';
|
||||
|
||||
dotenv.config();
|
||||
|
||||
const mariadb = require('mariadb');
|
||||
const pool = mariadb.createPool({
|
||||
host: process.env.DB_HOST,
|
||||
user: process.env.DB_USER,
|
||||
password: process.env.DB_PASSWORD,
|
||||
database: process.env.BETTERZON_DATABASE,
|
||||
connectionLimit: 5
|
||||
});
|
||||
|
||||
/**
|
||||
* Data Model Interfaces
|
||||
*/
|
||||
|
||||
|
||||
/**
|
||||
* Service Methods
|
||||
*/
|
||||
|
||||
/**
|
||||
* Fetches and returns the current crawling status if the issuing user is an admin
|
||||
*/
|
||||
export const getCurrent = async (): Promise<Crawling_Status> => {
|
||||
let conn;
|
||||
try {
|
||||
conn = await pool.getConnection();
|
||||
|
||||
// Get the current crawling process
|
||||
let process_info = {
|
||||
process_id: -1,
|
||||
started_timestamp: new Date(),
|
||||
combinations_to_crawl: -1
|
||||
};
|
||||
const process = await conn.query('SELECT process_id, started_timestamp, combinations_to_crawl FROM crawling_processes ORDER BY started_timestamp DESC LIMIT 1');
|
||||
for (let row in process) {
|
||||
if (row !== 'meta') {
|
||||
process_info = process[row];
|
||||
}
|
||||
}
|
||||
|
||||
// Get the current status
|
||||
let total_crawls = 0;
|
||||
let successful_crawls = 0;
|
||||
const rows = await conn.query('SELECT COUNT(status_id) as total, SUM(success) as successful FROM crawling_status WHERE process_id = ?', process_info.process_id);
|
||||
for (let row in rows) {
|
||||
if (row !== 'meta') {
|
||||
total_crawls = rows[row].total;
|
||||
successful_crawls = rows[row].successful;
|
||||
}
|
||||
}
|
||||
|
||||
const failed_crawls = total_crawls - successful_crawls;
|
||||
|
||||
return {
|
||||
process_id: process_info.process_id,
|
||||
started_timestamp: process_info.started_timestamp,
|
||||
combinations_to_crawl: process_info.combinations_to_crawl,
|
||||
successful_crawls: successful_crawls,
|
||||
failed_crawls: failed_crawls
|
||||
};
|
||||
|
||||
} catch (err) {
|
||||
throw err;
|
||||
} finally {
|
||||
if (conn) {
|
||||
conn.end();
|
||||
}
|
||||
}
|
||||
};
|
|
@ -0,0 +1,5 @@
|
|||
import {Crawling_Status} from './crawling_status.interface';
|
||||
|
||||
export interface Crawling_Statuses {
|
||||
[key: number]: Crawling_Status;
|
||||
}
|
|
@ -0,0 +1,5 @@
|
|||
export interface FavoriteShop {
|
||||
favorite_id: number;
|
||||
vendor_id: number;
|
||||
user_id: number;
|
||||
}
|
|
@ -0,0 +1,5 @@
|
|||
import {FavoriteShop} from './favoriteshop.interface';
|
||||
|
||||
export interface FavoriteShops {
|
||||
[key: number]: FavoriteShop;
|
||||
}
|
106
src/models/betterzon/favorite_shops/favoriteshops.router.ts
Normal file
106
src/models/betterzon/favorite_shops/favoriteshops.router.ts
Normal file
|
@ -0,0 +1,106 @@
|
|||
/**
|
||||
* Required External Modules and Interfaces
|
||||
*/
|
||||
|
||||
import express, {Request, Response} from 'express';
|
||||
import * as FavoriteShopsService from './favoriteshops.service';
|
||||
import {FavoriteShop} from './favoriteshop.interface';
|
||||
import {FavoriteShops} from './favoriteshops.interface';
|
||||
import * as UserService from '../users/users.service';
|
||||
|
||||
|
||||
/**
|
||||
* Router Definition
|
||||
*/
|
||||
export const favoriteshopsRouter = express.Router();
|
||||
|
||||
|
||||
/**
|
||||
* Controller Definitions
|
||||
*/
|
||||
|
||||
//GET favoriteshops/
|
||||
favoriteshopsRouter.get('/', async (req: Request, res: Response) => {
|
||||
try {
|
||||
// Authenticate user
|
||||
const user_ip = req.connection.remoteAddress ?? '';
|
||||
const session_id = (req.query.session_id ?? '').toString();
|
||||
const session_key = (req.query.session_key ?? '').toString();
|
||||
const user = await UserService.checkSession(session_id, session_key, user_ip);
|
||||
|
||||
const priceAlarms = await FavoriteShopsService.getFavoriteShops(user.user_id);
|
||||
|
||||
res.status(200).send(priceAlarms);
|
||||
} catch (e) {
|
||||
console.log('Error handling a request: ' + e.message);
|
||||
res.status(500).send(JSON.stringify({'message': 'Internal Server Error. Try again later.'}));
|
||||
}
|
||||
});
|
||||
|
||||
// POST favoriteshops/
|
||||
favoriteshopsRouter.post('/', async (req: Request, res: Response) => {
|
||||
try {
|
||||
// Authenticate user
|
||||
const user_ip = req.connection.remoteAddress ?? '';
|
||||
const session_id = req.body.session_id;
|
||||
const session_key = req.body.session_key;
|
||||
const user = await UserService.checkSession(session_id, session_key, user_ip);
|
||||
|
||||
// Get info for price alarm creation
|
||||
const vendor_id = req.body.vendor_id;
|
||||
|
||||
if (!vendor_id) {
|
||||
// Missing
|
||||
res.status(400).send(JSON.stringify({message: 'Missing parameters'}));
|
||||
return;
|
||||
}
|
||||
|
||||
// Create price alarm
|
||||
const success = await FavoriteShopsService.createFavoriteShop(user.user_id, vendor_id);
|
||||
|
||||
if (success) {
|
||||
res.status(201).send(JSON.stringify({success: true}));
|
||||
return;
|
||||
} else {
|
||||
res.status(500).send(JSON.stringify({success: false}));
|
||||
return;
|
||||
}
|
||||
} catch (e) {
|
||||
console.log('Error handling a request: ' + e.message);
|
||||
res.status(500).send(JSON.stringify({'message': 'Internal Server Error. Try again later.'}));
|
||||
}
|
||||
});
|
||||
|
||||
// DELETE favoriteshops/
|
||||
favoriteshopsRouter.delete('/:id', async (req: Request, res: Response) => {
|
||||
try {
|
||||
// Authenticate user
|
||||
const user_ip = req.connection.remoteAddress ?? '';
|
||||
const session_id = (req.query.session_id ?? '').toString();
|
||||
const session_key = (req.query.session_key ?? '').toString();
|
||||
const user = await UserService.checkSession(session_id, session_key, user_ip);
|
||||
|
||||
// Get info for price alarm creation
|
||||
const favorite_id = parseInt(req.params.id, 10);
|
||||
|
||||
if (!favorite_id) {
|
||||
// Missing
|
||||
res.status(400).send(JSON.stringify({message: 'Missing parameters'}));
|
||||
return;
|
||||
}
|
||||
|
||||
// Create price alarm
|
||||
const success = await FavoriteShopsService.deleteFavoriteShop(user.user_id, favorite_id);
|
||||
|
||||
if (success) {
|
||||
res.status(201).send(JSON.stringify({success: true}));
|
||||
return;
|
||||
} else {
|
||||
res.status(500).send(JSON.stringify({success: false}));
|
||||
return;
|
||||
}
|
||||
} catch (e) {
|
||||
console.log('Error handling a request: ' + e.message);
|
||||
res.status(500).send(JSON.stringify({'message': 'Internal Server Error. Try again later.'}));
|
||||
}
|
||||
});
|
90
src/models/betterzon/favorite_shops/favoriteshops.service.ts
Normal file
90
src/models/betterzon/favorite_shops/favoriteshops.service.ts
Normal file
|
@ -0,0 +1,90 @@
|
|||
import * as dotenv from 'dotenv';
|
||||
import {FavoriteShops} from './favoriteshops.interface';
|
||||
|
||||
dotenv.config();
|
||||
|
||||
const mariadb = require('mariadb');
|
||||
const pool = mariadb.createPool({
|
||||
host: process.env.DB_HOST,
|
||||
user: process.env.DB_USER,
|
||||
password: process.env.DB_PASSWORD,
|
||||
database: process.env.BETTERZON_DATABASE,
|
||||
connectionLimit: 5
|
||||
});
|
||||
|
||||
/**
|
||||
* Data Model Interfaces
|
||||
*/
|
||||
|
||||
|
||||
/**
|
||||
* Service Methods
|
||||
*/
|
||||
|
||||
/**
|
||||
* Creates a favorite shop entry for the given user for the given shop
|
||||
* @param user_id The id of the user to create the favorite shop entry for
|
||||
* @param vendor_id The id of the vendor to set as favorite
|
||||
*/
|
||||
export const createFavoriteShop = async (user_id: number, vendor_id: number): Promise<boolean> => {
|
||||
let conn;
|
||||
try {
|
||||
conn = await pool.getConnection();
|
||||
const res = await conn.query('INSERT INTO favorite_shops (vendor_id, user_id) VALUES (?, ?)', [vendor_id, user_id]);
|
||||
|
||||
return res.affectedRows === 1;
|
||||
} catch (err) {
|
||||
throw err;
|
||||
} finally {
|
||||
if (conn) {
|
||||
conn.end();
|
||||
}
|
||||
}
|
||||
};
|
||||
|
||||
/**
|
||||
* Fetches and returns all favorite shops for the given user
|
||||
* @param user_id
|
||||
*/
|
||||
export const getFavoriteShops = async (user_id: number): Promise<FavoriteShops> => {
|
||||
let conn;
|
||||
let shops = [];
|
||||
try {
|
||||
conn = await pool.getConnection();
|
||||
const rows = await conn.query('SELECT favorite_id, vendor_id, user_id FROM favorite_shops WHERE user_id = ?', user_id);
|
||||
for (let row in rows) {
|
||||
if (row !== 'meta') {
|
||||
shops.push(rows[row]);
|
||||
}
|
||||
}
|
||||
|
||||
return shops;
|
||||
} catch (err) {
|
||||
throw err;
|
||||
} finally {
|
||||
if (conn) {
|
||||
conn.end();
|
||||
}
|
||||
}
|
||||
};
|
||||
|
||||
/**
|
||||
* Deletes the given favorite shop entry
|
||||
* @param user_id The id of the user that wants to delete the favorite shop entry
|
||||
* @param favorite_id The favorite shop to delete
|
||||
*/
|
||||
export const deleteFavoriteShop = async (user_id: number, favorite_id: number): Promise<boolean> => {
|
||||
let conn;
|
||||
try {
|
||||
conn = await pool.getConnection();
|
||||
const res = await conn.query('DELETE FROM favorite_shops WHERE favorite_id = ? AND user_id = ?', [favorite_id, user_id]);
|
||||
|
||||
return res.affectedRows === 1;
|
||||
} catch (err) {
|
||||
throw err;
|
||||
} finally {
|
||||
if (conn) {
|
||||
conn.end();
|
||||
}
|
||||
}
|
||||
};
|
|
@ -0,0 +1,4 @@
|
|||
export interface Manufacturer {
|
||||
manufacturer_id: number;
|
||||
name: string;
|
||||
}
|
|
@ -0,0 +1,5 @@
|
|||
import {Manufacturer} from './manufacturer.interface';
|
||||
|
||||
export interface Manufacturers {
|
||||
[key: number]: Manufacturer;
|
||||
}
|
70
src/models/betterzon/manufacturers/manufacturers.router.ts
Normal file
70
src/models/betterzon/manufacturers/manufacturers.router.ts
Normal file
|
@ -0,0 +1,70 @@
|
|||
/**
|
||||
* Required External Modules and Interfaces
|
||||
*/
|
||||
|
||||
import express, {Request, Response} from 'express';
|
||||
import * as ManufacturerService from './manufacturers.service';
|
||||
import {Manufacturer} from './manufacturer.interface';
|
||||
import {Manufacturers} from './manufacturers.interface';
|
||||
|
||||
|
||||
/**
|
||||
* Router Definition
|
||||
*/
|
||||
|
||||
export const manufacturersRouter = express.Router();
|
||||
|
||||
|
||||
/**
|
||||
* Controller Definitions
|
||||
*/
|
||||
|
||||
// GET manufacturers/
|
||||
manufacturersRouter.get('/', async (req: Request, res: Response) => {
|
||||
try {
|
||||
const manufacturers: Manufacturers = await ManufacturerService.findAll();
|
||||
|
||||
res.status(200).send(manufacturers);
|
||||
} catch (e) {
|
||||
console.log('Error handling a request: ' + e.message);
|
||||
res.status(500).send(JSON.stringify({'message': 'Internal Server Error. Try again later.'}));
|
||||
}
|
||||
});
|
||||
|
||||
// GET manufacturers/:id
|
||||
manufacturersRouter.get('/:id', async (req: Request, res: Response) => {
|
||||
const id: number = parseInt(req.params.id, 10);
|
||||
|
||||
if (!id) {
|
||||
res.status(400).send('Missing parameters.');
|
||||
return;
|
||||
}
|
||||
|
||||
try {
|
||||
const manufacturer: Manufacturer = await ManufacturerService.find(id);
|
||||
|
||||
res.status(200).send(manufacturer);
|
||||
} catch (e) {
|
||||
console.log('Error handling a request: ' + e.message);
|
||||
res.status(500).send(JSON.stringify({'message': 'Internal Server Error. Try again later.'}));
|
||||
}
|
||||
});
|
||||
|
||||
// GET manufacturers/:term
|
||||
manufacturersRouter.get('/search/:term', async (req: Request, res: Response) => {
|
||||
const term: string = req.params.term;
|
||||
|
||||
if (!term) {
|
||||
res.status(400).send('Missing parameters.');
|
||||
return;
|
||||
}
|
||||
|
||||
try {
|
||||
const manufacturer: Manufacturers = await ManufacturerService.findBySearchTerm(term);
|
||||
|
||||
res.status(200).send(manufacturer);
|
||||
} catch (e) {
|
||||
console.log('Error handling a request: ' + e.message);
|
||||
res.status(500).send(JSON.stringify({'message': 'Internal Server Error. Try again later.'}));
|
||||
}
|
||||
});
|
112
src/models/betterzon/manufacturers/manufacturers.service.ts
Normal file
112
src/models/betterzon/manufacturers/manufacturers.service.ts
Normal file
|
@ -0,0 +1,112 @@
|
|||
import * as dotenv from 'dotenv';
|
||||
import {Manufacturer} from './manufacturer.interface';
|
||||
import {Manufacturers} from './manufacturers.interface';
|
||||
|
||||
dotenv.config();
|
||||
|
||||
const mariadb = require('mariadb');
|
||||
const pool = mariadb.createPool({
|
||||
host: process.env.DB_HOST,
|
||||
user: process.env.DB_USER,
|
||||
password: process.env.DB_PASSWORD,
|
||||
database: process.env.BETTERZON_DATABASE,
|
||||
connectionLimit: 5
|
||||
});
|
||||
|
||||
/**
|
||||
* Data Model Interfaces
|
||||
*/
|
||||
|
||||
|
||||
/**
|
||||
* Service Methods
|
||||
*/
|
||||
|
||||
/**
|
||||
* Fetches and returns all known manufacturers
|
||||
*/
|
||||
export const findAll = async (): Promise<Manufacturers> => {
|
||||
let conn;
|
||||
let manRows = [];
|
||||
try {
|
||||
conn = await pool.getConnection();
|
||||
const rows = await conn.query('SELECT manufacturer_id, name FROM manufacturers');
|
||||
for (let row in rows) {
|
||||
if (row !== 'meta') {
|
||||
let man: Manufacturer = {
|
||||
manufacturer_id: 0,
|
||||
name: ''
|
||||
};
|
||||
const sqlMan = rows[row];
|
||||
|
||||
man.manufacturer_id = sqlMan.manufacturer_id;
|
||||
man.name = sqlMan.name;
|
||||
manRows.push(man);
|
||||
}
|
||||
}
|
||||
|
||||
} catch (err) {
|
||||
throw err;
|
||||
} finally {
|
||||
if (conn) {
|
||||
conn.end();
|
||||
}
|
||||
}
|
||||
|
||||
return manRows;
|
||||
};
|
||||
|
||||
/**
|
||||
* Fetches and returns the manufacturer with the specified id
|
||||
* @param id The id of the manufacturer to fetch
|
||||
*/
|
||||
export const find = async (id: number): Promise<Manufacturer> => {
|
||||
let conn;
|
||||
let man: any;
|
||||
try {
|
||||
conn = await pool.getConnection();
|
||||
const rows = await conn.query('SELECT manufacturer_id, name FROM manufacturers WHERE manufacturer_id = ?', id);
|
||||
for (let row in rows) {
|
||||
if (row !== 'meta') {
|
||||
man = rows[row];
|
||||
}
|
||||
}
|
||||
|
||||
} catch (err) {
|
||||
throw err;
|
||||
} finally {
|
||||
if (conn) {
|
||||
conn.end();
|
||||
}
|
||||
}
|
||||
|
||||
return man;
|
||||
};
|
||||
|
||||
/**
|
||||
* Fetches and returns all manufacturers that match the search term
|
||||
* @param term the term to match
|
||||
*/
|
||||
export const findBySearchTerm = async (term: string): Promise<Manufacturers> => {
|
||||
let conn;
|
||||
let manRows = [];
|
||||
try {
|
||||
conn = await pool.getConnection();
|
||||
term = '%' + term + '%';
|
||||
const rows = await conn.query('SELECT manufacturer_id, name FROM manufacturers WHERE name LIKE ?', term);
|
||||
for (let row in rows) {
|
||||
if (row !== 'meta') {
|
||||
manRows.push(rows[row]);
|
||||
}
|
||||
}
|
||||
|
||||
} catch (err) {
|
||||
throw err;
|
||||
} finally {
|
||||
if (conn) {
|
||||
conn.end();
|
||||
}
|
||||
}
|
||||
|
||||
return manRows;
|
||||
};
|
6
src/models/betterzon/pricealarms/pricealarm.interface.ts
Normal file
6
src/models/betterzon/pricealarms/pricealarm.interface.ts
Normal file
|
@ -0,0 +1,6 @@
|
|||
export interface PriceAlarm {
|
||||
alarm_id: number;
|
||||
user_id: number;
|
||||
product_id: number;
|
||||
defined_price: number;
|
||||
}
|
|
@ -0,0 +1,5 @@
|
|||
import {PriceAlarm} from './pricealarm.interface';
|
||||
|
||||
export interface PriceAlarms {
|
||||
[key: number]: PriceAlarm;
|
||||
}
|
134
src/models/betterzon/pricealarms/pricealarms.router.ts
Normal file
134
src/models/betterzon/pricealarms/pricealarms.router.ts
Normal file
|
@ -0,0 +1,134 @@
|
|||
/**
|
||||
* Required External Modules and Interfaces
|
||||
*/
|
||||
|
||||
import express, {Request, Response} from 'express';
|
||||
import * as PriceAlarmsService from './pricealarms.service';
|
||||
import {PriceAlarm} from './pricealarm.interface';
|
||||
import {PriceAlarms} from './pricealarms.interface';
|
||||
import * as UserService from '../users/users.service';
|
||||
|
||||
|
||||
/**
|
||||
* Router Definition
|
||||
*/
|
||||
export const pricealarmsRouter = express.Router();
|
||||
|
||||
|
||||
/**
|
||||
* Controller Definitions
|
||||
*/
|
||||
|
||||
//GET pricealarms/
|
||||
pricealarmsRouter.get('/', async (req: Request, res: Response) => {
|
||||
try {
|
||||
// Authenticate user
|
||||
const user_ip = req.connection.remoteAddress ?? '';
|
||||
const session_id = (req.query.session_id ?? '').toString();
|
||||
const session_key = (req.query.session_key ?? '').toString();
|
||||
const user = await UserService.checkSession(session_id, session_key, user_ip);
|
||||
|
||||
const priceAlarms = await PriceAlarmsService.getPriceAlarms(user.user_id);
|
||||
|
||||
res.status(200).send(priceAlarms);
|
||||
} catch (e) {
|
||||
console.log('Error handling a request: ' + e.message);
|
||||
res.status(500).send(JSON.stringify({'message': 'Internal Server Error. Try again later.'}));
|
||||
}
|
||||
});
|
||||
|
||||
// POST pricealarms/
|
||||
pricealarmsRouter.post('/', async (req: Request, res: Response) => {
|
||||
try {
|
||||
// Authenticate user
|
||||
const user_ip = req.connection.remoteAddress ?? '';
|
||||
const session_id = req.body.session_id;
|
||||
const session_key = req.body.session_key;
|
||||
const user = await UserService.checkSession(session_id, session_key, user_ip);
|
||||
|
||||
// Get info for price alarm creation
|
||||
const product_id = req.body.product_id;
|
||||
const defined_price = req.body.defined_price;
|
||||
|
||||
if (!product_id || !defined_price) {
|
||||
// Missing
|
||||
res.status(400).send(JSON.stringify({message: 'Missing parameters'}));
|
||||
return;
|
||||
}
|
||||
|
||||
// Create price alarm
|
||||
const success = await PriceAlarmsService.createPriceAlarm(user.user_id, product_id, defined_price);
|
||||
|
||||
if (success) {
|
||||
res.status(201).send(JSON.stringify({success: true}));
|
||||
return;
|
||||
} else {
|
||||
res.status(500).send(JSON.stringify({success: false}));
|
||||
return;
|
||||
}
|
||||
} catch (e) {
|
||||
console.log('Error handling a request: ' + e.message);
|
||||
res.status(500).send(JSON.stringify({'message': 'Internal Server Error. Try again later.'}));
|
||||
}
|
||||
});
|
||||
|
||||
// PUT pricealarms/
|
||||
pricealarmsRouter.put('/', async (req: Request, res: Response) => {
|
||||
try {
|
||||
// Authenticate user
|
||||
const user_ip = req.connection.remoteAddress ?? '';
|
||||
const session_id = req.body.session_id;
|
||||
const session_key = req.body.session_key;
|
||||
const user = await UserService.checkSession(session_id, session_key, user_ip);
|
||||
|
||||
// Get info for price alarm creation
|
||||
const alarm_id = req.body.alarm_id;
|
||||
const defined_price = req.body.defined_price;
|
||||
|
||||
if (!alarm_id || !defined_price) {
|
||||
// Missing
|
||||
res.status(400).send(JSON.stringify({message: 'Missing parameters'}));
|
||||
return;
|
||||
}
|
||||
|
||||
// Update price alarm
|
||||
const success = await PriceAlarmsService.updatePriceAlarm(alarm_id, user.user_id, defined_price);
|
||||
|
||||
if (success) {
|
||||
res.status(200).send(JSON.stringify({success: true}));
|
||||
return;
|
||||
} else {
|
||||
res.status(500).send(JSON.stringify({success: false}));
|
||||
return;
|
||||
}
|
||||
} catch (e) {
|
||||
console.log('Error handling a request: ' + e.message);
|
||||
res.status(500).send(JSON.stringify({'message': 'Internal Server Error. Try again later.'}));
|
||||
}
|
||||
});
|
||||
|
||||
// DELETE pricealarms/:id
|
||||
pricealarmsRouter.delete('/:id', async (req, res) => {
|
||||
try {
|
||||
// Authenticate user
|
||||
const user_ip = req.connection.remoteAddress ?? '';
|
||||
const session_id = (req.query.session_id ?? '').toString();
|
||||
const session_key = (req.query.session_key ?? '').toString();
|
||||
const user = await UserService.checkSession(session_id, session_key, user_ip);
|
||||
|
||||
const id: number = parseInt(req.params.id, 10);
|
||||
|
||||
const success = await PriceAlarmsService.deletePriceAlarm(id, user.user_id);
|
||||
|
||||
if (success) {
|
||||
res.status(200).send(JSON.stringify({success: true}));
|
||||
return;
|
||||
} else {
|
||||
res.status(500).send(JSON.stringify({success: false}));
|
||||
return;
|
||||
}
|
||||
} catch (e) {
|
||||
console.log('Error handling a request: ' + e.message);
|
||||
res.status(500).send(JSON.stringify({'message': 'Internal Server Error. Try again later.'}));
|
||||
}
|
||||
});
|
113
src/models/betterzon/pricealarms/pricealarms.service.ts
Normal file
113
src/models/betterzon/pricealarms/pricealarms.service.ts
Normal file
|
@ -0,0 +1,113 @@
|
|||
import * as dotenv from 'dotenv';
|
||||
import {PriceAlarms} from './pricealarms.interface';
|
||||
|
||||
dotenv.config();
|
||||
|
||||
const mariadb = require('mariadb');
|
||||
const pool = mariadb.createPool({
|
||||
host: process.env.DB_HOST,
|
||||
user: process.env.DB_USER,
|
||||
password: process.env.DB_PASSWORD,
|
||||
database: process.env.BETTERZON_DATABASE,
|
||||
connectionLimit: 5
|
||||
});
|
||||
|
||||
/**
|
||||
* Data Model Interfaces
|
||||
*/
|
||||
|
||||
|
||||
/**
|
||||
* Service Methods
|
||||
*/
|
||||
|
||||
/**
|
||||
* Creates a price alarm for the given user for the product with the defined price
|
||||
* @param user_id The id of the user to create the price alarm for
|
||||
* @param product_id The id of the product to create the price alarm for
|
||||
* @param defined_price The defined price for the price alarm
|
||||
*/
|
||||
export const createPriceAlarm = async (user_id: number, product_id: number, defined_price: number): Promise<boolean> => {
|
||||
let conn;
|
||||
try {
|
||||
conn = await pool.getConnection();
|
||||
const res = await conn.query('INSERT INTO price_alarms (user_id, product_id, defined_price) VALUES (?, ?, ?)', [user_id, product_id, defined_price]);
|
||||
|
||||
return res.affectedRows === 1;
|
||||
} catch (err) {
|
||||
throw err;
|
||||
} finally {
|
||||
if (conn) {
|
||||
conn.end();
|
||||
}
|
||||
}
|
||||
};
|
||||
|
||||
/**
|
||||
* Fetches and returns all price alarms for the given user
|
||||
* @param user_id
|
||||
*/
|
||||
export const getPriceAlarms = async (user_id: number): Promise<PriceAlarms> => {
|
||||
let conn;
|
||||
let priceAlarms = [];
|
||||
try {
|
||||
conn = await pool.getConnection();
|
||||
const rows = await conn.query('SELECT alarm_id, user_id, product_id, defined_price FROM price_alarms WHERE user_id = ?', user_id);
|
||||
for (let row in rows) {
|
||||
if (row !== 'meta') {
|
||||
priceAlarms.push(rows[row]);
|
||||
}
|
||||
}
|
||||
|
||||
return priceAlarms;
|
||||
} catch (err) {
|
||||
throw err;
|
||||
} finally {
|
||||
if (conn) {
|
||||
conn.end();
|
||||
}
|
||||
}
|
||||
};
|
||||
|
||||
/**
|
||||
* Updates the given price alarm with the given fields
|
||||
* @param alarm_id The id of the price alarm to update
|
||||
* @param user_id The id of the user that wants to update the price alarm
|
||||
* @param defined_price The defined price for the price alarm
|
||||
*/
|
||||
export const updatePriceAlarm = async (alarm_id: number, user_id: number, defined_price: number): Promise<boolean> => {
|
||||
let conn;
|
||||
try {
|
||||
conn = await pool.getConnection();
|
||||
const res = await conn.query('UPDATE price_alarms SET defined_price = ? WHERE alarm_id = ? AND user_id = ?', [defined_price, alarm_id, user_id]);
|
||||
|
||||
return res.affectedRows === 1;
|
||||
} catch (err) {
|
||||
throw err;
|
||||
} finally {
|
||||
if (conn) {
|
||||
conn.end();
|
||||
}
|
||||
}
|
||||
};
|
||||
|
||||
/**
|
||||
* Deletes the given price alarm
|
||||
* @param alarm_id The id of the price alarm to update
|
||||
* @param user_id The id of the user that wants to update the price alarm
|
||||
*/
|
||||
export const deletePriceAlarm = async (alarm_id: number, user_id: number): Promise<boolean> => {
|
||||
let conn;
|
||||
try {
|
||||
conn = await pool.getConnection();
|
||||
const res = await conn.query('DELETE FROM price_alarms WHERE alarm_id = ? AND user_id = ?', [alarm_id, user_id]);
|
||||
|
||||
return res.affectedRows === 1;
|
||||
} catch (err) {
|
||||
throw err;
|
||||
} finally {
|
||||
if (conn) {
|
||||
conn.end();
|
||||
}
|
||||
}
|
||||
};
|
27
src/models/betterzon/prices/price.interface.ts
Normal file
27
src/models/betterzon/prices/price.interface.ts
Normal file
|
@ -0,0 +1,27 @@
|
|||
export interface Price {
|
||||
price_id: number;
|
||||
product_id: number;
|
||||
vendor_id: number;
|
||||
price_in_cents: number;
|
||||
timestamp: Date;
|
||||
}
|
||||
|
||||
export class Deal implements Price {
|
||||
price_id: number;
|
||||
product_id: number;
|
||||
vendor_id: number;
|
||||
price_in_cents: number;
|
||||
timestamp: Date;
|
||||
amazonDifference: number;
|
||||
amazonDifferencePercent: number;
|
||||
|
||||
constructor(price_id: number, product_id: number, vendor_id: number, price_in_cents: number, timestamp: Date, amazonDifference: number, amazonDifferencePercent: number) {
|
||||
this.price_id = price_id;
|
||||
this.product_id = product_id;
|
||||
this.vendor_id = vendor_id;
|
||||
this.price_in_cents = price_in_cents;
|
||||
this.timestamp = timestamp;
|
||||
this.amazonDifference = amazonDifference;
|
||||
this.amazonDifferencePercent = amazonDifferencePercent;
|
||||
}
|
||||
}
|
5
src/models/betterzon/prices/prices.interface.ts
Normal file
5
src/models/betterzon/prices/prices.interface.ts
Normal file
|
@ -0,0 +1,5 @@
|
|||
import {Price} from './price.interface';
|
||||
|
||||
export interface Prices {
|
||||
[key: number]: Price;
|
||||
}
|
130
src/models/betterzon/prices/prices.router.ts
Normal file
130
src/models/betterzon/prices/prices.router.ts
Normal file
|
@ -0,0 +1,130 @@
|
|||
/**
|
||||
* Required External Modules and Interfaces
|
||||
*/
|
||||
|
||||
import express, {Request, Response} from 'express';
|
||||
import * as PriceService from './prices.service';
|
||||
import {Price} from './price.interface';
|
||||
import {Prices} from './prices.interface';
|
||||
import * as UserService from '../users/users.service';
|
||||
|
||||
|
||||
/**
|
||||
* Router Definition
|
||||
*/
|
||||
|
||||
export const pricesRouter = express.Router();
|
||||
|
||||
|
||||
/**
|
||||
* Controller Definitions
|
||||
*/
|
||||
|
||||
// GET prices/
|
||||
pricesRouter.get('/', async (req: Request, res: Response) => {
|
||||
try {
|
||||
let prices: Prices = [];
|
||||
const product = req.query.product;
|
||||
const vendor = req.query.vendor;
|
||||
const type = req.query.type;
|
||||
|
||||
if (product) {
|
||||
if (vendor) {
|
||||
prices = await PriceService.findByVendor(<string> product, <string> vendor, <string> type);
|
||||
} else {
|
||||
prices = await PriceService.findByType(<string> product, <string> type);
|
||||
}
|
||||
} else {
|
||||
prices = await PriceService.findAll();
|
||||
}
|
||||
|
||||
res.status(200).send(prices);
|
||||
} catch (e) {
|
||||
console.log('Error handling a request: ' + e.message);
|
||||
res.status(500).send(JSON.stringify({'message': 'Internal Server Error. Try again later.'}));
|
||||
}
|
||||
});
|
||||
|
||||
// GET prices/:id
|
||||
pricesRouter.get('/:id', async (req: Request, res: Response) => {
|
||||
const id: number = parseInt(req.params.id, 10);
|
||||
|
||||
if (!id) {
|
||||
res.status(400).send('Missing parameters.');
|
||||
return;
|
||||
}
|
||||
|
||||
try {
|
||||
const price: Price = await PriceService.find(id);
|
||||
|
||||
res.status(200).send(price);
|
||||
} catch (e) {
|
||||
console.log('Error handling a request: ' + e.message);
|
||||
res.status(500).send(JSON.stringify({'message': 'Internal Server Error. Try again later.'}));
|
||||
}
|
||||
});
|
||||
|
||||
// GET prices/bestDeals
|
||||
pricesRouter.get('/bestDeals/:amount', async (req: Request, res: Response) => {
|
||||
const amount: number = parseInt(req.params.amount, 10);
|
||||
|
||||
if (!amount) {
|
||||
res.status(400).send('Missing parameters.');
|
||||
return;
|
||||
}
|
||||
|
||||
try {
|
||||
const prices: Prices = await PriceService.getBestDeals(amount);
|
||||
|
||||
res.status(200).send(prices);
|
||||
} catch (e) {
|
||||
console.log('Error handling a request: ' + e.message);
|
||||
res.status(500).send(JSON.stringify({'message': 'Internal Server Error. Try again later.'}));
|
||||
}
|
||||
});
|
||||
|
||||
// GET prices/byProduct/list/[]
|
||||
pricesRouter.get('/byProduct/list/:ids', async (req: Request, res: Response) => {
|
||||
const productIds: [number] = JSON.parse(req.params.ids);
|
||||
|
||||
if (!productIds) {
|
||||
res.status(400).send('Missing parameters.');
|
||||
return;
|
||||
}
|
||||
|
||||
try {
|
||||
const prices: Prices = await PriceService.findListByProducts(productIds);
|
||||
|
||||
res.status(200).send(prices);
|
||||
} catch (e) {
|
||||
console.log('Error handling a request: ' + e.message);
|
||||
res.status(500).send(JSON.stringify({'message': 'Internal Server Error. Try again later.'}));
|
||||
}
|
||||
});
|
||||
|
||||
// POST prices/
|
||||
pricesRouter.post('/', async (req: Request, res: Response) => {
|
||||
try {
|
||||
// Authenticate user
|
||||
const user_ip = req.connection.remoteAddress ?? '';
|
||||
const session_id = req.body.session_id;
|
||||
const session_key = req.body.session_key;
|
||||
const user = await UserService.checkSession(session_id, session_key, user_ip);
|
||||
|
||||
// Get required parameters
|
||||
const vendor_id = req.body.vendor_id;
|
||||
const product_id = req.body.product_id;
|
||||
const price_in_cents = req.body.price_in_cents;
|
||||
|
||||
const success = await PriceService.createPriceEntry(user.user_id, vendor_id, product_id, price_in_cents);
|
||||
|
||||
if (success) {
|
||||
res.status(201).send({});
|
||||
} else {
|
||||
res.status(500).send({});
|
||||
}
|
||||
} catch (e) {
|
||||
console.log('Error handling a request: ' + e.message);
|
||||
res.status(500).send(JSON.stringify({'message': 'Internal Server Error. Try again later.'}));
|
||||
}
|
||||
});
|
401
src/models/betterzon/prices/prices.service.ts
Normal file
401
src/models/betterzon/prices/prices.service.ts
Normal file
|
@ -0,0 +1,401 @@
|
|||
import * as dotenv from 'dotenv';
|
||||
import {Deal, Price} from './price.interface';
|
||||
import {Prices} from './prices.interface';
|
||||
|
||||
dotenv.config();
|
||||
|
||||
const mariadb = require('mariadb');
|
||||
const pool = mariadb.createPool({
|
||||
host: process.env.DB_HOST,
|
||||
user: process.env.DB_USER,
|
||||
password: process.env.DB_PASSWORD,
|
||||
database: process.env.BETTERZON_DATABASE,
|
||||
connectionLimit: 5
|
||||
});
|
||||
|
||||
/**
|
||||
* Data Model Interfaces
|
||||
*/
|
||||
|
||||
|
||||
/**
|
||||
* Service Methods
|
||||
*/
|
||||
|
||||
/**
|
||||
* Fetches and returns all known prices
|
||||
*/
|
||||
export const findAll = async (): Promise<Prices> => {
|
||||
let conn;
|
||||
let priceRows = [];
|
||||
try {
|
||||
conn = await pool.getConnection();
|
||||
const rows = await conn.query('SELECT price_id, product_id, v.vendor_id, price_in_cents, timestamp FROM prices p LEFT OUTER JOIN vendors v ON v.vendor_id = p.vendor_id WHERE active_listing = true AND v.isActive = true');
|
||||
for (let row in rows) {
|
||||
if (row !== 'meta') {
|
||||
let price: Price = {
|
||||
price_id: 0,
|
||||
price_in_cents: 0,
|
||||
product_id: 0,
|
||||
timestamp: new Date(),
|
||||
vendor_id: 0
|
||||
};
|
||||
const sqlPrice = rows[row];
|
||||
|
||||
price.price_id = sqlPrice.price_id;
|
||||
price.product_id = sqlPrice.product_id;
|
||||
price.vendor_id = sqlPrice.vendor_id;
|
||||
price.price_in_cents = sqlPrice.price_in_cents;
|
||||
price.timestamp = sqlPrice.timestamp;
|
||||
priceRows.push(price);
|
||||
}
|
||||
}
|
||||
|
||||
} catch (err) {
|
||||
throw err;
|
||||
} finally {
|
||||
if (conn) {
|
||||
conn.end();
|
||||
}
|
||||
}
|
||||
|
||||
return priceRows;
|
||||
};
|
||||
|
||||
/**
|
||||
* Fetches and returns the price with the specified id
|
||||
* @param id The id of the price to fetch
|
||||
*/
|
||||
export const find = async (id: number): Promise<Price> => {
|
||||
let conn;
|
||||
let price: any;
|
||||
try {
|
||||
conn = await pool.getConnection();
|
||||
const rows = await conn.query('SELECT price_id, product_id, p.vendor_id, price_in_cents, timestamp FROM prices p LEFT OUTER JOIN vendors v ON v.vendor_id = p.vendor_id WHERE price_id = ? AND active_listing = true AND v.isActive = true', id);
|
||||
for (let row in rows) {
|
||||
if (row !== 'meta') {
|
||||
price = rows[row];
|
||||
}
|
||||
}
|
||||
|
||||
} catch (err) {
|
||||
throw err;
|
||||
} finally {
|
||||
if (conn) {
|
||||
conn.end();
|
||||
}
|
||||
}
|
||||
|
||||
return price;
|
||||
};
|
||||
|
||||
/**
|
||||
* Fetches and returns all prices that belong to the specified product
|
||||
* @param product the product to fetch the prices for
|
||||
*/
|
||||
export const findByProduct = async (product: number): Promise<Prices> => {
|
||||
let conn;
|
||||
let priceRows = [];
|
||||
try {
|
||||
conn = await pool.getConnection();
|
||||
const rows = await conn.query('SELECT price_id, product_id, p.vendor_id, price_in_cents, timestamp FROM prices p LEFT OUTER JOIN vendors v ON v.vendor_id = p.vendor_id WHERE product_id = ? AND active_listing = true AND v.isActive = true', product);
|
||||
for (let row in rows) {
|
||||
if (row !== 'meta') {
|
||||
priceRows.push(rows[row]);
|
||||
}
|
||||
}
|
||||
|
||||
} catch (err) {
|
||||
throw err;
|
||||
} finally {
|
||||
if (conn) {
|
||||
conn.end();
|
||||
}
|
||||
}
|
||||
|
||||
return priceRows;
|
||||
};
|
||||
|
||||
/**
|
||||
* Fetches and returns prices that belong to the specified product.
|
||||
* If type is newest, only the newest prices for each vendor will be returned.
|
||||
* If type is lowest, the lowest daily price for the product is returned.
|
||||
* Otherwise, all prices for this product are returned.
|
||||
* @param product The product to fetch the prices for
|
||||
* @param type The type of prices, e.g. newest / lowest
|
||||
*/
|
||||
export const findByType = async (product: string, type: string): Promise<Prices> => {
|
||||
let conn;
|
||||
let priceRows = [];
|
||||
try {
|
||||
conn = await pool.getConnection();
|
||||
let rows = [];
|
||||
if (type === 'newest') {
|
||||
// Used to get the newest price for this product per vendor
|
||||
rows = await conn.query(('WITH summary AS ( ' +
|
||||
'SELECT p.product_id, ' +
|
||||
'p.vendor_id, ' +
|
||||
'p.price_in_cents, ' +
|
||||
'p.timestamp, ' +
|
||||
'ROW_NUMBER() OVER( ' +
|
||||
'PARTITION BY p.vendor_id ' +
|
||||
'ORDER BY p.timestamp DESC) AS rk ' +
|
||||
'FROM prices p ' +
|
||||
'LEFT OUTER JOIN vendors v ON v.vendor_id = p.vendor_id ' +
|
||||
'WHERE product_id = ? AND p.vendor_id != 1 AND active_listing = true AND v.isActive = true) ' +
|
||||
'SELECT s.* ' +
|
||||
'FROM summary s ' +
|
||||
'WHERE s.rk = 1 '), product);
|
||||
} else if (type === 'lowest') {
|
||||
// Used to get the lowest prices for this product over a period of time
|
||||
rows = await conn.query('SELECT price_id, product_id, p.vendor_id, MIN(price_in_cents) as price_in_cents, timestamp FROM prices p LEFT OUTER JOIN vendors v ON v.vendor_id = p.vendor_id WHERE product_id = ? AND v.vendor_id != 1 AND active_listing = true AND v.isActive = true GROUP BY DAY(timestamp) ORDER BY timestamp', product);
|
||||
} else {
|
||||
// If no type is given, return all prices for this product
|
||||
rows = await conn.query('SELECT price_id, product_id, p.vendor_id, price_in_cents, timestamp FROM prices p LEFT OUTER JOIN vendors v ON v.vendor_id = p.vendor_id WHERE product_id = ? AND p.vendor_id != 1 AND active_listing = true AND v.isActive = true', product);
|
||||
}
|
||||
|
||||
for (let row in rows) {
|
||||
if (row !== 'meta') {
|
||||
priceRows.push(rows[row]);
|
||||
}
|
||||
}
|
||||
|
||||
} catch (err) {
|
||||
throw err;
|
||||
} finally {
|
||||
if (conn) {
|
||||
conn.end();
|
||||
}
|
||||
}
|
||||
|
||||
return priceRows;
|
||||
};
|
||||
|
||||
/**
|
||||
* Fetches and returns prices that belong to the specified product and vendor.
|
||||
* If type is newest, only the newest known price for the product at the vendor is returned.
|
||||
* If type is lowest, only the lowest ever known price for the product at the vendor is returned.
|
||||
* Otherwise, all prices for this product are returned.
|
||||
* @param product The product to fetch the prices for
|
||||
* @param vendor The vendor to fetch the prices for
|
||||
* @param type The type of prices, e.g. newest / lowest
|
||||
*/
|
||||
export const findByVendor = async (product: string, vendor: string, type: string): Promise<Prices> => {
|
||||
let conn;
|
||||
let priceRows = [];
|
||||
try {
|
||||
conn = await pool.getConnection();
|
||||
let rows = [];
|
||||
if (type === 'newest') {
|
||||
// Used to get the newest price for this product and vendor
|
||||
rows = await conn.query('SELECT price_id, product_id, p.vendor_id, price_in_cents, timestamp FROM prices p LEFT OUTER JOIN vendors v ON v.vendor_id = p.vendor_id WHERE product_id = ? AND p.vendor_id = ? AND active_listing = true AND v.isActive = true ORDER BY timestamp DESC LIMIT 1', [product, vendor]);
|
||||
} else if (type === 'lowest') {
|
||||
// Used to get the lowest prices for this product and vendor in all time
|
||||
rows = await conn.query('SELECT price_id, product_id, p.vendor_id, MIN(price_in_cents) as price_in_cents, timestamp FROM prices p LEFT OUTER JOIN vendors v ON v.vendor_id = p.vendor_id WHERE product_id = ? AND p.vendor_id = ? AND active_listing = true AND v.isActive = true LIMIT 1', [product, vendor]);
|
||||
} else {
|
||||
// If no type is given, return all prices for this product and vendor
|
||||
rows = await conn.query('SELECT price_id, product_id, p.vendor_id, price_in_cents, timestamp FROM prices p LEFT OUTER JOIN vendors v ON v.vendor_id = p.vendor_id WHERE product_id = ? AND p.vendor_id = ? AND active_listing = true AND v.isActive = true', [product, vendor]);
|
||||
}
|
||||
|
||||
for (let row in rows) {
|
||||
if (row !== 'meta') {
|
||||
priceRows.push(rows[row]);
|
||||
}
|
||||
}
|
||||
|
||||
} catch (err) {
|
||||
throw err;
|
||||
} finally {
|
||||
if (conn) {
|
||||
conn.end();
|
||||
}
|
||||
}
|
||||
|
||||
return priceRows;
|
||||
};
|
||||
|
||||
/**
|
||||
* Fetches and returns the best current deals, i.e. the non-amazon prices that have the biggest difference to amazon prices.
|
||||
* Only the latest known prices for every vendor are taken into consideration so we only get up-to-date-deals.
|
||||
* @param amount The amount of deals to return
|
||||
*/
|
||||
export const getBestDeals = async (amount: number): Promise<Prices> => {
|
||||
let conn;
|
||||
let priceRows = [];
|
||||
try {
|
||||
conn = await pool.getConnection();
|
||||
|
||||
let allPrices: Record<number, Price[]> = {};
|
||||
|
||||
// Get newest prices for every product at every vendor
|
||||
const rows = await conn.query(
|
||||
'WITH summary AS (\n' +
|
||||
' SELECT p.product_id,\n' +
|
||||
' p.vendor_id,\n' +
|
||||
' p.price_in_cents,\n' +
|
||||
' p.timestamp,\n' +
|
||||
' ROW_NUMBER() OVER(\n' +
|
||||
' PARTITION BY p.product_id, p.vendor_id\n' +
|
||||
' ORDER BY p.timestamp DESC) AS rk\n' +
|
||||
' FROM prices p LEFT OUTER JOIN vendors v ON v.vendor_id = p.vendor_id WHERE active_listing = true AND v.isActive = true)\n' +
|
||||
'SELECT s.*\n' +
|
||||
'FROM summary s\n' +
|
||||
'WHERE s.rk = 1');
|
||||
|
||||
// Write returned values to allPrices map with product id as key and a list of prices as value
|
||||
for (let row in rows) {
|
||||
if (row !== 'meta') {
|
||||
if (!allPrices[parseInt(rows[row].product_id)]) {
|
||||
allPrices[parseInt(rows[row].product_id)] = [];
|
||||
}
|
||||
|
||||
allPrices[parseInt(rows[row].product_id)].push(rows[row]);
|
||||
}
|
||||
}
|
||||
|
||||
// Iterate over all prices to find the products with the biggest difference between amazon and other vendor
|
||||
let deals: Deal[] = [];
|
||||
|
||||
Object.keys(allPrices).forEach(productId => {
|
||||
if (allPrices[parseInt(productId)]) {
|
||||
let pricesForProd = allPrices[parseInt(productId)];
|
||||
|
||||
// Get amazon price and lowest price from other vendor
|
||||
let amazonPrice = {} as Price;
|
||||
let lowestPrice = {} as Price;
|
||||
pricesForProd.forEach(function (price, priceIndex) {
|
||||
if (price.vendor_id === 1) {
|
||||
amazonPrice = price;
|
||||
} else {
|
||||
// If there is no lowest price yet or the price of the current iteration is lower, set / replace it
|
||||
if (!lowestPrice.price_in_cents || lowestPrice.price_in_cents > price.price_in_cents) {
|
||||
lowestPrice = price;
|
||||
}
|
||||
}
|
||||
});
|
||||
|
||||
// Create deal object and add it to list
|
||||
let deal = {
|
||||
'product_id': lowestPrice.product_id,
|
||||
'vendor_id': lowestPrice.vendor_id,
|
||||
'price_in_cents': lowestPrice.price_in_cents,
|
||||
'timestamp': lowestPrice.timestamp,
|
||||
'amazonDifference': (amazonPrice.price_in_cents - lowestPrice.price_in_cents),
|
||||
'amazonDifferencePercent': ((amazonPrice.price_in_cents / lowestPrice.price_in_cents) * 100)
|
||||
};
|
||||
|
||||
// Push only deals were the amazon price is actually higher
|
||||
if (deal.amazonDifferencePercent > 0 && deal.amazonDifference > 0) {
|
||||
deals.push(deal as Deal);
|
||||
}
|
||||
}
|
||||
});
|
||||
|
||||
// Sort to have the best deals on the top
|
||||
deals.sort((a, b) => a.amazonDifferencePercent! < b.amazonDifferencePercent! ? 1 : -1);
|
||||
|
||||
// Return only as many records as requested or the maximum amount of found deals, whatever is less
|
||||
let maxAmt = Math.min(amount, deals.length);
|
||||
|
||||
for (let dealIndex = 0; dealIndex < maxAmt; dealIndex++) {
|
||||
priceRows.push(deals[dealIndex] as Price);
|
||||
}
|
||||
} catch (err) {
|
||||
console.log(err);
|
||||
throw err;
|
||||
} finally {
|
||||
if (conn) {
|
||||
conn.end();
|
||||
}
|
||||
}
|
||||
|
||||
return priceRows;
|
||||
};
|
||||
|
||||
/**
|
||||
* Fetches and returns the lowest, latest, non-amazon price for each given product
|
||||
* @param productIds the ids of the products
|
||||
*/
|
||||
export const findListByProducts = async (productIds: [number]): Promise<Prices> => {
|
||||
let conn;
|
||||
let priceRows: Price[] = [];
|
||||
try {
|
||||
conn = await pool.getConnection();
|
||||
|
||||
let allPrices: Record<number, Price[]> = {};
|
||||
|
||||
// Get newest prices for every given product at every vendor
|
||||
const rows = await conn.query(
|
||||
'WITH summary AS (\n' +
|
||||
' SELECT p.product_id,\n' +
|
||||
' p.vendor_id,\n' +
|
||||
' p.price_in_cents,\n' +
|
||||
' p.timestamp,\n' +
|
||||
' ROW_NUMBER() OVER(\n' +
|
||||
' PARTITION BY p.product_id, p.vendor_id\n' +
|
||||
' ORDER BY p.timestamp DESC) AS rk\n' +
|
||||
' FROM prices p LEFT OUTER JOIN vendors v ON v.vendor_id = p.vendor_id ' +
|
||||
' WHERE p.product_id IN (?) AND v.isActive = true' +
|
||||
' AND p.vendor_id != 1 AND active_listing = true)\n' +
|
||||
'SELECT s.*\n' +
|
||||
'FROM summary s\n' +
|
||||
'WHERE s.rk = 1', [productIds]);
|
||||
|
||||
// Write returned values to allPrices map with product id as key and a list of prices as value
|
||||
for (let row in rows) {
|
||||
if (row !== 'meta') {
|
||||
if (!allPrices[parseInt(rows[row].product_id)]) {
|
||||
allPrices[parseInt(rows[row].product_id)] = [];
|
||||
}
|
||||
|
||||
allPrices[parseInt(rows[row].product_id)].push(rows[row]);
|
||||
}
|
||||
}
|
||||
|
||||
// Iterate over all products to find lowest price
|
||||
Object.keys(allPrices).forEach(productId => {
|
||||
if (allPrices[parseInt(productId)]) {
|
||||
let pricesForProd = allPrices[parseInt(productId)];
|
||||
|
||||
// Sort ascending by price so index 0 has the lowest price
|
||||
pricesForProd.sort((a, b) => a.price_in_cents > b.price_in_cents ? 1 : -1);
|
||||
|
||||
// Push the lowest price to the return list
|
||||
priceRows.push(pricesForProd[0]);
|
||||
}
|
||||
});
|
||||
} catch (err) {
|
||||
throw err;
|
||||
} finally {
|
||||
if (conn) {
|
||||
conn.end();
|
||||
}
|
||||
}
|
||||
|
||||
return priceRows;
|
||||
};
|
||||
|
||||
export const createPriceEntry = async (user_id: number, vendor_id: number, product_id: number, price_in_cents: number): Promise<Boolean> => {
|
||||
let conn;
|
||||
try {
|
||||
conn = await pool.getConnection();
|
||||
|
||||
// Check if the user is authorized to manage the requested vendor
|
||||
const user_vendor_rows = await conn.query('SELECT vendor_id FROM vendors WHERE vendor_id = ? AND admin_id = ?', [vendor_id, user_id]);
|
||||
if (user_vendor_rows.length !== 1) {
|
||||
return false;
|
||||
}
|
||||
|
||||
// Create price entry
|
||||
const res = await conn.query('INSERT INTO prices (product_id, vendor_id, price_in_cents) VALUES (?,?,?)', [product_id, vendor_id, price_in_cents]);
|
||||
|
||||
// If there are more / less than 1 affected rows, return false
|
||||
return res.affectedRows === 1;
|
||||
} catch (err) {
|
||||
throw err;
|
||||
} finally {
|
||||
if (conn) {
|
||||
conn.end();
|
||||
}
|
||||
}
|
||||
};
|
14
src/models/betterzon/products/product.interface.ts
Normal file
14
src/models/betterzon/products/product.interface.ts
Normal file
|
@ -0,0 +1,14 @@
|
|||
export interface Product {
|
||||
product_id: number;
|
||||
asin: string;
|
||||
is_active: boolean;
|
||||
name: string;
|
||||
short_description: string;
|
||||
long_description: string;
|
||||
image_guid: string;
|
||||
date_added: Date;
|
||||
last_modified: Date;
|
||||
manufacturer_id: number;
|
||||
selling_rank: string;
|
||||
category_id: number;
|
||||
}
|
5
src/models/betterzon/products/products.interface.ts
Normal file
5
src/models/betterzon/products/products.interface.ts
Normal file
|
@ -0,0 +1,5 @@
|
|||
import {Product} from './product.interface';
|
||||
|
||||
export interface Products {
|
||||
[key: number]: Product;
|
||||
}
|
131
src/models/betterzon/products/products.router.ts
Normal file
131
src/models/betterzon/products/products.router.ts
Normal file
|
@ -0,0 +1,131 @@
|
|||
/**
|
||||
* Required External Modules and Interfaces
|
||||
*/
|
||||
|
||||
import express, {Request, Response} from 'express';
|
||||
import * as ProductService from './products.service';
|
||||
import {Product} from './product.interface';
|
||||
import {Products} from './products.interface';
|
||||
|
||||
|
||||
/**
|
||||
* Router Definition
|
||||
*/
|
||||
|
||||
export const productsRouter = express.Router();
|
||||
|
||||
|
||||
/**
|
||||
* Controller Definitions
|
||||
*/
|
||||
|
||||
// GET products/
|
||||
productsRouter.get('/', async (req: Request, res: Response) => {
|
||||
try {
|
||||
const products: Products = await ProductService.findAll();
|
||||
|
||||
res.status(200).send(products);
|
||||
} catch (e) {
|
||||
console.log('Error handling a request: ' + e.message);
|
||||
res.status(500).send(JSON.stringify({'message': 'Internal Server Error. Try again later.'}));
|
||||
}
|
||||
});
|
||||
|
||||
// GET products/:id
|
||||
productsRouter.get('/:id', async (req: Request, res: Response) => {
|
||||
const id: number = parseInt(req.params.id, 10);
|
||||
|
||||
if (!id) {
|
||||
res.status(400).send('Missing parameters.');
|
||||
return;
|
||||
}
|
||||
|
||||
try {
|
||||
const product: Product = await ProductService.find(id);
|
||||
|
||||
res.status(200).send(product);
|
||||
} catch (e) {
|
||||
console.log('Error handling a request: ' + e.message);
|
||||
res.status(500).send(JSON.stringify({'message': 'Internal Server Error. Try again later.'}));
|
||||
}
|
||||
});
|
||||
|
||||
// GET products/search/:term
|
||||
productsRouter.get('/search/:term', async (req: Request, res: Response) => {
|
||||
const term: string = req.params.term;
|
||||
|
||||
if (!term) {
|
||||
res.status(400).send('Missing parameters.');
|
||||
return;
|
||||
}
|
||||
|
||||
try {
|
||||
const products: Products = await ProductService.findBySearchTerm(term);
|
||||
|
||||
res.status(200).send(products);
|
||||
} catch (e) {
|
||||
console.log('Error handling a request: ' + e.message);
|
||||
res.status(500).send(JSON.stringify({'message': 'Internal Server Error. Try again later.'}));
|
||||
}
|
||||
});
|
||||
|
||||
// GET products/list/[1,2,3]
|
||||
productsRouter.get('/list/:ids', async (req: Request, res: Response) => {
|
||||
const ids: [number] = JSON.parse(req.params.ids);
|
||||
|
||||
if (!ids) {
|
||||
res.status(400).send('Missing parameters.');
|
||||
return;
|
||||
}
|
||||
|
||||
try {
|
||||
const products: Products = await ProductService.findList(ids);
|
||||
|
||||
res.status(200).send(products);
|
||||
} catch (e) {
|
||||
console.log('Error handling a request: ' + e.message);
|
||||
res.status(500).send(JSON.stringify({'message': 'Internal Server Error. Try again later.'}));
|
||||
}
|
||||
});
|
||||
|
||||
// GET products/vendor/:id
|
||||
productsRouter.get('/vendor/:id', async (req: Request, res: Response) => {
|
||||
const id: number = parseInt(req.params.id, 10);
|
||||
|
||||
if (!id) {
|
||||
res.status(400).send('Missing parameters.');
|
||||
return;
|
||||
}
|
||||
|
||||
try {
|
||||
const products: Products = await ProductService.findByVendor(id);
|
||||
|
||||
res.status(200).send(products);
|
||||
} catch (e) {
|
||||
console.log('Error handling a request: ' + e.message);
|
||||
res.status(500).send(JSON.stringify({'message': 'Internal Server Error. Try again later.'}));
|
||||
}
|
||||
});
|
||||
|
||||
// POST products/
|
||||
productsRouter.post('/', async (req: Request, res: Response) => {
|
||||
const asin: string = req.body.asin;
|
||||
|
||||
if (!asin) {
|
||||
res.status(400).send('Missing parameters.');
|
||||
return;
|
||||
}
|
||||
|
||||
try {
|
||||
const result: boolean = await ProductService.addNewProduct(asin);
|
||||
|
||||
if (result) {
|
||||
res.status(201).send({});
|
||||
} else {
|
||||
res.status(500).send(JSON.stringify({'message': 'Internal Server Error. Try again later.'}));
|
||||
}
|
||||
} catch (e) {
|
||||
console.log('Error handling a request: ' + e.message);
|
||||
res.status(500).send(JSON.stringify({'message': 'Internal Server Error. Try again later.'}));
|
||||
}
|
||||
});
|
228
src/models/betterzon/products/products.service.ts
Normal file
228
src/models/betterzon/products/products.service.ts
Normal file
|
@ -0,0 +1,228 @@
|
|||
import * as dotenv from 'dotenv';
|
||||
import {Product} from './product.interface';
|
||||
import {Products} from './products.interface';
|
||||
import * as http from 'http';
|
||||
|
||||
dotenv.config();
|
||||
|
||||
const mariadb = require('mariadb');
|
||||
const pool = mariadb.createPool({
|
||||
host: process.env.DB_HOST,
|
||||
user: process.env.DB_USER,
|
||||
password: process.env.DB_PASSWORD,
|
||||
database: process.env.BETTERZON_DATABASE,
|
||||
connectionLimit: 5
|
||||
});
|
||||
|
||||
/**
|
||||
* Data Model Interfaces
|
||||
*/
|
||||
|
||||
|
||||
/**
|
||||
* Service Methods
|
||||
*/
|
||||
|
||||
/**
|
||||
* Fetches and returns all known products
|
||||
*/
|
||||
export const findAll = async (): Promise<Products> => {
|
||||
let conn;
|
||||
let prodRows = [];
|
||||
try {
|
||||
conn = await pool.getConnection();
|
||||
const rows = await conn.query('SELECT product_id, name, asin, is_active, short_description, long_description, image_guid, date_added, last_modified, manufacturer_id, selling_rank, category_id FROM products');
|
||||
for (let row in rows) {
|
||||
if (row !== 'meta') {
|
||||
let prod: Product = {
|
||||
asin: '',
|
||||
category_id: 0,
|
||||
date_added: new Date(),
|
||||
image_guid: '',
|
||||
is_active: false,
|
||||
last_modified: new Date(),
|
||||
long_description: '',
|
||||
manufacturer_id: 0,
|
||||
name: '',
|
||||
product_id: 0,
|
||||
selling_rank: '',
|
||||
short_description: ''
|
||||
};
|
||||
const sqlProd = rows[row];
|
||||
|
||||
prod.product_id = sqlProd.product_id;
|
||||
prod.name = sqlProd.name;
|
||||
prod.asin = sqlProd.asin;
|
||||
prod.is_active = sqlProd.is_active;
|
||||
prod.short_description = sqlProd.short_description;
|
||||
prod.long_description = sqlProd.long_description;
|
||||
prod.image_guid = sqlProd.image_guid;
|
||||
prod.date_added = sqlProd.date_added;
|
||||
prod.last_modified = sqlProd.last_modified;
|
||||
prod.manufacturer_id = sqlProd.manufacturer_id;
|
||||
prod.selling_rank = sqlProd.selling_rank;
|
||||
prod.category_id = sqlProd.category_id;
|
||||
prodRows.push(prod);
|
||||
}
|
||||
}
|
||||
|
||||
} catch (err) {
|
||||
throw err;
|
||||
} finally {
|
||||
if (conn) {
|
||||
conn.end();
|
||||
}
|
||||
}
|
||||
|
||||
return prodRows;
|
||||
};
|
||||
|
||||
/**
|
||||
* Fetches and returns the product with the specified id
|
||||
* @param id The id of the product to fetch
|
||||
*/
|
||||
export const find = async (id: number): Promise<Product> => {
|
||||
let conn;
|
||||
let prod: any;
|
||||
try {
|
||||
conn = await pool.getConnection();
|
||||
const rows = await conn.query('SELECT product_id, name, asin, is_active, short_description, long_description, image_guid, date_added, last_modified, manufacturer_id, selling_rank, category_id FROM products WHERE product_id = ?', id);
|
||||
for (let row in rows) {
|
||||
if (row !== 'meta') {
|
||||
prod = rows[row];
|
||||
}
|
||||
}
|
||||
|
||||
} catch (err) {
|
||||
throw err;
|
||||
} finally {
|
||||
if (conn) {
|
||||
conn.end();
|
||||
}
|
||||
}
|
||||
|
||||
return prod;
|
||||
};
|
||||
|
||||
/**
|
||||
* Fetches and returns all products that match the search term
|
||||
* @param term the term to match
|
||||
*/
|
||||
export const findBySearchTerm = async (term: string): Promise<Products> => {
|
||||
let conn;
|
||||
let prodRows = [];
|
||||
try {
|
||||
conn = await pool.getConnection();
|
||||
term = '%' + term + '%';
|
||||
const rows = await conn.query('SELECT product_id, name, asin, is_active, short_description, long_description, image_guid, date_added, last_modified, manufacturer_id, selling_rank, category_id FROM products WHERE name LIKE ?', term);
|
||||
for (let row in rows) {
|
||||
if (row !== 'meta') {
|
||||
prodRows.push(rows[row]);
|
||||
}
|
||||
}
|
||||
|
||||
} catch (err) {
|
||||
console.log(err);
|
||||
throw err;
|
||||
} finally {
|
||||
if (conn) {
|
||||
conn.end();
|
||||
}
|
||||
}
|
||||
|
||||
return prodRows;
|
||||
};
|
||||
|
||||
/**
|
||||
* Fetches and returns the product details for the given list of product ids
|
||||
* @param ids The list of product ids to fetch the details for
|
||||
*/
|
||||
export const findList = async (ids: [number]): Promise<Products> => {
|
||||
let conn;
|
||||
let prodRows = [];
|
||||
try {
|
||||
conn = await pool.getConnection();
|
||||
const rows = await conn.query('SELECT product_id, name, asin, is_active, short_description, long_description, image_guid, date_added, last_modified, manufacturer_id, selling_rank, category_id FROM products WHERE product_id IN (?)', [ids]);
|
||||
for (let row in rows) {
|
||||
if (row !== 'meta') {
|
||||
prodRows.push(rows[row]);
|
||||
}
|
||||
}
|
||||
|
||||
} catch (err) {
|
||||
throw err;
|
||||
} finally {
|
||||
if (conn) {
|
||||
conn.end();
|
||||
}
|
||||
}
|
||||
|
||||
return prodRows;
|
||||
};
|
||||
|
||||
/**
|
||||
* Fetches and returns the products that the given vendor has price entries for
|
||||
* @param id The id of the vendor to fetch the products for
|
||||
*/
|
||||
export const findByVendor = async (id: number): Promise<Products> => {
|
||||
let conn;
|
||||
let prodRows = [];
|
||||
try {
|
||||
conn = await pool.getConnection();
|
||||
|
||||
// Get the relevant product ids
|
||||
let relevant_prod_ids = [];
|
||||
const relevantProds = await conn.query('SELECT product_id FROM prices WHERE vendor_id = ? GROUP BY product_id', id);
|
||||
for (let row in relevantProds) {
|
||||
if (row !== 'meta') {
|
||||
relevant_prod_ids.push(relevantProds[row].product_id);
|
||||
}
|
||||
}
|
||||
|
||||
// Fetch products
|
||||
const rows = await conn.query('SELECT product_id, name, asin, is_active, short_description, long_description, image_guid, date_added, last_modified, manufacturer_id, selling_rank, category_id FROM products WHERE product_id IN (?)', [relevant_prod_ids]);
|
||||
for (let row in rows) {
|
||||
if (row !== 'meta') {
|
||||
prodRows.push(rows[row]);
|
||||
}
|
||||
}
|
||||
|
||||
} catch (err) {
|
||||
throw err;
|
||||
} finally {
|
||||
if (conn) {
|
||||
conn.end();
|
||||
}
|
||||
}
|
||||
|
||||
return prodRows;
|
||||
};
|
||||
|
||||
/**
|
||||
* Makes a callout to a crawler instance to search for the requested product
|
||||
* @param asin The amazon asin of the product to look for
|
||||
*/
|
||||
export const addNewProduct = async (asin: string): Promise<boolean> => {
|
||||
try {
|
||||
let options = {
|
||||
host: 'crawl.p4ddy.com',
|
||||
path: '/searchNew',
|
||||
port: '443',
|
||||
method: 'POST'
|
||||
};
|
||||
|
||||
let req = http.request(options, res => {
|
||||
return res.statusCode === 202;
|
||||
});
|
||||
req.write(JSON.stringify({
|
||||
asin: asin,
|
||||
key: process.env.CRAWLER_ACCESS_KEY
|
||||
}));
|
||||
req.end();
|
||||
} catch (err) {
|
||||
console.log(err);
|
||||
throw(err);
|
||||
}
|
||||
|
||||
return false;
|
||||
};
|
10
src/models/betterzon/users/session.interface.ts
Normal file
10
src/models/betterzon/users/session.interface.ts
Normal file
|
@ -0,0 +1,10 @@
|
|||
export interface Session {
|
||||
session_id: number;
|
||||
session_key: string;
|
||||
session_key_hash: string;
|
||||
createdDate?: Date;
|
||||
lastLogin?: Date;
|
||||
validUntil?: Date;
|
||||
validDays?: number;
|
||||
last_IP: string;
|
||||
}
|
9
src/models/betterzon/users/user.interface.ts
Normal file
9
src/models/betterzon/users/user.interface.ts
Normal file
|
@ -0,0 +1,9 @@
|
|||
export interface User {
|
||||
user_id: number;
|
||||
username: string;
|
||||
email: string;
|
||||
password_hash: string;
|
||||
registration_date: Date;
|
||||
last_login_date: Date;
|
||||
is_admin: boolean;
|
||||
}
|
5
src/models/betterzon/users/users.interface.ts
Normal file
5
src/models/betterzon/users/users.interface.ts
Normal file
|
@ -0,0 +1,5 @@
|
|||
import {User} from './user.interface';
|
||||
|
||||
export interface Users {
|
||||
[key: number]: User;
|
||||
}
|
121
src/models/betterzon/users/users.router.ts
Normal file
121
src/models/betterzon/users/users.router.ts
Normal file
|
@ -0,0 +1,121 @@
|
|||
/**
|
||||
* Required External Modules and Interfaces
|
||||
*/
|
||||
|
||||
import express, {Request, Response} from 'express';
|
||||
import * as UserService from './users.service';
|
||||
import {User} from './user.interface';
|
||||
import {Users} from './users.interface';
|
||||
import {Session} from './session.interface';
|
||||
|
||||
|
||||
/**
|
||||
* Router Definition
|
||||
*/
|
||||
|
||||
export const usersRouter = express.Router();
|
||||
|
||||
|
||||
/**
|
||||
* Controller Definitions
|
||||
*/
|
||||
|
||||
// POST users/register
|
||||
usersRouter.post('/register', async (req: Request, res: Response) => {
|
||||
try {
|
||||
const username: string = req.body.username;
|
||||
const password: string = req.body.password;
|
||||
const email: string = req.body.email;
|
||||
const ip: string = req.connection.remoteAddress ?? '';
|
||||
|
||||
if (!username || !password || !email) {
|
||||
// Missing
|
||||
res.status(400).send(JSON.stringify({message: 'Missing parameters'}));
|
||||
return;
|
||||
}
|
||||
|
||||
// Check if username and / or email are already used
|
||||
const status = await UserService.checkUsernameAndEmail(username, email);
|
||||
|
||||
if (status.hasProblems) {
|
||||
// Username and/or email are duplicates, return error
|
||||
res.status(400).send(JSON.stringify({messages: status.messages, codes: status.codes}));
|
||||
return;
|
||||
}
|
||||
|
||||
// Create the user and a session
|
||||
const session: Session = await UserService.createUser(username, password, email, ip);
|
||||
|
||||
// Send the session details back to the user
|
||||
res.status(201).send({
|
||||
session_id: session.session_id,
|
||||
session_key: session.session_key
|
||||
});
|
||||
} catch (e) {
|
||||
console.log('Error handling a request: ' + e.message);
|
||||
res.status(500).send(JSON.stringify({'message': 'Internal Server Error. Try again later.'}));
|
||||
}
|
||||
});
|
||||
|
||||
// POST users/login
|
||||
usersRouter.post('/login', async (req: Request, res: Response) => {
|
||||
try {
|
||||
const username: string = req.body.username;
|
||||
const password: string = req.body.password;
|
||||
const ip: string = req.connection.remoteAddress ?? '';
|
||||
|
||||
if (!username || !password) {
|
||||
// Missing
|
||||
res.status(400).send(JSON.stringify({message: 'Missing parameters'}));
|
||||
return;
|
||||
}
|
||||
|
||||
// Update the user entry and create a session
|
||||
const session: Session = await UserService.login(username, password, ip);
|
||||
|
||||
if (!session.session_id) {
|
||||
// Error logging in, probably wrong username / password
|
||||
res.status(401).send(JSON.stringify({messages: ['Wrong username and / or password'], codes: [1, 4]}));
|
||||
return;
|
||||
}
|
||||
|
||||
// Send the session details back to the user
|
||||
res.status(200).send({
|
||||
session_id: session.session_id,
|
||||
session_key: session.session_key
|
||||
});
|
||||
} catch (e) {
|
||||
console.log('Error handling a request: ' + e.message);
|
||||
res.status(500).send(JSON.stringify({'message': 'Internal Server Error. Try again later.'}));
|
||||
}
|
||||
});
|
||||
|
||||
// POST users/checkSessionValid
|
||||
usersRouter.post('/checkSessionValid', async (req: Request, res: Response) => {
|
||||
try {
|
||||
const ip: string = req.connection.remoteAddress ?? '';
|
||||
const session_id = req.body.session_id;
|
||||
const session_key = req.body.session_key;
|
||||
|
||||
if(!session_id || !session_key) {
|
||||
// Error logging in, probably wrong username / password
|
||||
res.status(401).send(JSON.stringify({messages: ['No session detected'], codes: [5]}));
|
||||
return;
|
||||
}
|
||||
|
||||
// Update the user entry and create a session
|
||||
const user: User = await UserService.checkSession(session_id, session_key, ip);
|
||||
|
||||
if (!user.user_id) {
|
||||
// Error logging in, probably wrong username / password
|
||||
res.status(401).send(JSON.stringify({messages: ['Invalid session'], codes: [5]}));
|
||||
return;
|
||||
}
|
||||
|
||||
// Send the session details back to the user
|
||||
res.status(200).send(user);
|
||||
} catch (e) {
|
||||
console.log('Error handling a request: ' + e.message);
|
||||
res.status(500).send(JSON.stringify({'message': 'Internal Server Error. Try again later.'}));
|
||||
}
|
||||
});
|
314
src/models/betterzon/users/users.service.ts
Normal file
314
src/models/betterzon/users/users.service.ts
Normal file
|
@ -0,0 +1,314 @@
|
|||
import * as dotenv from 'dotenv';
|
||||
import * as bcrypt from 'bcrypt';
|
||||
import {Guid} from 'guid-typescript';
|
||||
import {User} from './user.interface';
|
||||
import {Session} from './session.interface';
|
||||
|
||||
|
||||
dotenv.config();
|
||||
|
||||
const mariadb = require('mariadb');
|
||||
const pool = mariadb.createPool({
|
||||
host: process.env.DB_HOST,
|
||||
user: process.env.DB_USER,
|
||||
password: process.env.DB_PASSWORD,
|
||||
database: process.env.BETTERZON_DATABASE,
|
||||
connectionLimit: 5
|
||||
});
|
||||
|
||||
/**
|
||||
* Data Model Interfaces
|
||||
*/
|
||||
|
||||
|
||||
/**
|
||||
* Service Methods
|
||||
*/
|
||||
|
||||
/**
|
||||
* Creates a user record in the database, also creates a session. Returns the session if successful.
|
||||
*/
|
||||
export const createUser = async (username: string, password: string, email: string, ip: string): Promise<Session> => {
|
||||
let conn;
|
||||
try {
|
||||
// Hash password and generate + hash session key
|
||||
const pwHash = bcrypt.hashSync(password, 10);
|
||||
const sessionKey = Guid.create().toString();
|
||||
const sessionKeyHash = bcrypt.hashSync(sessionKey, 10);
|
||||
|
||||
// Create user entry in SQL
|
||||
conn = await pool.getConnection();
|
||||
const userQuery = 'INSERT INTO users (username, email, bcrypt_password_hash) VALUES (?, ?, ?) RETURNING user_id';
|
||||
const userIdRes = await conn.query(userQuery, [username, email, pwHash]);
|
||||
await conn.commit();
|
||||
|
||||
// Get user id of the created user
|
||||
let userId: number = -1;
|
||||
for (const row in userIdRes) {
|
||||
if (row !== 'meta' && userIdRes[row].user_id != null) {
|
||||
userId = userIdRes[row].user_id;
|
||||
}
|
||||
}
|
||||
|
||||
// Create session
|
||||
const sessionQuery = 'INSERT INTO sessions (user_id, session_key_hash, createdDate, lastLogin, validUntil, validDays, last_IP) VALUES (?,?,NOW(),NOW(),DATE_ADD(NOW(), INTERVAL 30 DAY),30,?) RETURNING session_id';
|
||||
const sessionIdRes = await conn.query(sessionQuery, [userId, sessionKeyHash, ip]);
|
||||
await conn.commit();
|
||||
|
||||
// Get session id of the created session
|
||||
let sessionId: number = -1;
|
||||
for (const row in sessionIdRes) {
|
||||
if (row !== 'meta' && sessionIdRes[row].session_id != null) {
|
||||
sessionId = sessionIdRes[row].session_id;
|
||||
}
|
||||
}
|
||||
|
||||
return {
|
||||
session_id: sessionId,
|
||||
session_key: sessionKey,
|
||||
session_key_hash: 'HIDDEN',
|
||||
last_IP: ip
|
||||
};
|
||||
|
||||
} catch (err) {
|
||||
throw err;
|
||||
} finally {
|
||||
if (conn) {
|
||||
conn.end();
|
||||
}
|
||||
}
|
||||
|
||||
return {} as Session;
|
||||
};
|
||||
|
||||
/**
|
||||
* Checks if the given credentials are valid and creates a new session if they are.
|
||||
* Returns the session information in case of a successful login
|
||||
*/
|
||||
export const login = async (username: string, password: string, ip: string): Promise<Session> => {
|
||||
let conn;
|
||||
try {
|
||||
// Get saved password hash
|
||||
conn = await pool.getConnection();
|
||||
const query = 'SELECT user_id, bcrypt_password_hash FROM users WHERE username = ?';
|
||||
const userRows = await conn.query(query, username);
|
||||
let savedHash = '';
|
||||
let userId = -1;
|
||||
for (const row in userRows) {
|
||||
if (row !== 'meta' && userRows[row].user_id != null) {
|
||||
savedHash = userRows[row].bcrypt_password_hash;
|
||||
userId = userRows[row].user_id;
|
||||
}
|
||||
}
|
||||
|
||||
// Check for correct password
|
||||
if (!bcrypt.compareSync(password, savedHash)) {
|
||||
// Wrong password, return invalid
|
||||
return {} as Session;
|
||||
}
|
||||
// Password is valid, continue
|
||||
|
||||
// Generate + hash session key
|
||||
const sessionKey = Guid.create().toString();
|
||||
const sessionKeyHash = bcrypt.hashSync(sessionKey, 10);
|
||||
|
||||
// Update user entry in SQL
|
||||
const userQuery = 'UPDATE users SET last_login_date = NOW() WHERE user_id = ?';
|
||||
const userIdRes = await conn.query(userQuery, userId);
|
||||
await conn.commit();
|
||||
|
||||
// Create session
|
||||
const sessionQuery = 'INSERT INTO sessions (user_id, session_key_hash, createdDate, lastLogin, validUntil, validDays, last_IP) VALUES (?,?,NOW(),NOW(),DATE_ADD(NOW(), INTERVAL 30 DAY),30,?) RETURNING session_id';
|
||||
const sessionIdRes = await conn.query(sessionQuery, [userId, sessionKeyHash, ip]);
|
||||
await conn.commit();
|
||||
|
||||
// Get session id of the created session
|
||||
let sessionId: number = -1;
|
||||
for (const row in sessionIdRes) {
|
||||
if (row !== 'meta' && sessionIdRes[row].session_id != null) {
|
||||
sessionId = sessionIdRes[row].session_id;
|
||||
}
|
||||
}
|
||||
|
||||
return {
|
||||
session_id: sessionId,
|
||||
session_key: sessionKey,
|
||||
session_key_hash: 'HIDDEN',
|
||||
last_IP: ip
|
||||
};
|
||||
|
||||
} catch (err) {
|
||||
throw err;
|
||||
} finally {
|
||||
if (conn) {
|
||||
conn.end();
|
||||
}
|
||||
}
|
||||
|
||||
return {} as Session;
|
||||
};
|
||||
|
||||
/**
|
||||
* Checks if the given session information are valid and returns the user information if they are
|
||||
*/
|
||||
export const checkSession = async (sessionId: string, sessionKey: string, ip: string): Promise<User> => {
|
||||
let conn;
|
||||
try {
|
||||
// Get saved session key hash
|
||||
conn = await pool.getConnection();
|
||||
const query = 'SELECT user_id, session_key_hash, validUntil FROM sessions WHERE session_id = ?';
|
||||
const sessionRows = await conn.query(query, sessionId);
|
||||
let savedHash = '';
|
||||
let userId = -1;
|
||||
let validUntil = new Date();
|
||||
for (const row in sessionRows) {
|
||||
if (row !== 'meta' && sessionRows[row].user_id != null) {
|
||||
savedHash = sessionRows[row].session_key_hash;
|
||||
userId = sessionRows[row].user_id;
|
||||
validUntil = sessionRows[row].validUntil;
|
||||
}
|
||||
}
|
||||
|
||||
// Check for correct key
|
||||
if (!bcrypt.compareSync(sessionKey, savedHash)) {
|
||||
// Wrong key, return invalid
|
||||
return {} as User;
|
||||
}
|
||||
// Key is valid, continue
|
||||
|
||||
// Check if the session is still valid
|
||||
if (validUntil <= new Date()) {
|
||||
// Session expired, return invalid
|
||||
return {} as User;
|
||||
}
|
||||
// Session still valid, continue
|
||||
|
||||
// Update session entry in SQL
|
||||
const updateSessionsQuery = 'UPDATE sessions SET lastLogin = NOW(), last_IP = ? WHERE session_id = ?';
|
||||
const updateUsersQuery = 'UPDATE users SET last_login_date = NOW() WHERE user_id = ?';
|
||||
const userIdRes = await conn.query(updateSessionsQuery, [ip, sessionId]);
|
||||
await conn.query(updateUsersQuery, userId);
|
||||
await conn.commit();
|
||||
|
||||
// Get the other required user information and update the user
|
||||
const userQuery = 'SELECT user_id, username, email, registration_date, last_login_date, is_admin FROM users WHERE user_id = ?';
|
||||
const userRows = await conn.query(userQuery, userId);
|
||||
let username = '';
|
||||
let email = '';
|
||||
let registrationDate = new Date();
|
||||
let lastLoginDate = new Date();
|
||||
let is_admin = false;
|
||||
for (const row in userRows) {
|
||||
if (row !== 'meta' && userRows[row].user_id != null) {
|
||||
username = userRows[row].username;
|
||||
email = userRows[row].email;
|
||||
registrationDate = userRows[row].registration_date;
|
||||
lastLoginDate = userRows[row].last_login_date;
|
||||
is_admin = userRows[row].is_admin;
|
||||
}
|
||||
}
|
||||
|
||||
// Everything is fine, return user information
|
||||
return {
|
||||
user_id: userId,
|
||||
username: username,
|
||||
email: email,
|
||||
password_hash: 'HIDDEN',
|
||||
registration_date: registrationDate,
|
||||
last_login_date: lastLoginDate,
|
||||
is_admin: is_admin
|
||||
};
|
||||
|
||||
} catch (err) {
|
||||
throw err;
|
||||
} finally {
|
||||
if (conn) {
|
||||
conn.end();
|
||||
}
|
||||
}
|
||||
};
|
||||
|
||||
/**
|
||||
* Calls the checkSession method after extracting the required information from the authentication cookie
|
||||
* @param cookie The betterauth cookie
|
||||
* @param ip The users IP address
|
||||
*/
|
||||
export const checkSessionWithCookie = async (cookie: any, ip: string): Promise<User> => {
|
||||
const parsedCookie = JSON.parse(cookie);
|
||||
const session_id = parsedCookie.id;
|
||||
const session_key = parsedCookie.key;
|
||||
|
||||
|
||||
return checkSession(session_id, session_key, '');
|
||||
};
|
||||
|
||||
/**
|
||||
* Used in the checkUsernameAndEmail method as return value
|
||||
*/
|
||||
export interface Status {
|
||||
hasProblems: boolean;
|
||||
messages: string[];
|
||||
codes: number[]; // 0 = all good, 1 = wrong username, 2 = wrong email, 3 = server error, 4 = wrong password, 5 = wrong session
|
||||
}
|
||||
|
||||
/**
|
||||
* Checks if the given username and email are not used yet by another user
|
||||
* @param username The username to check
|
||||
* @param email The email to check
|
||||
*/
|
||||
export const checkUsernameAndEmail = async (username: string, email: string): Promise<Status> => {
|
||||
let conn;
|
||||
try {
|
||||
// Create user entry in SQL
|
||||
conn = await pool.getConnection();
|
||||
const usernameQuery = 'SELECT username FROM users WHERE username = ?';
|
||||
const emailQuery = 'SELECT email FROM users WHERE email = ?';
|
||||
const usernameRes = await conn.query(usernameQuery, username);
|
||||
const emailRes = await conn.query(emailQuery, email);
|
||||
|
||||
let res: Status = {
|
||||
hasProblems: false,
|
||||
messages: [],
|
||||
codes: []
|
||||
};
|
||||
|
||||
const usernameRegex = RegExp('^[a-zA-Z0-9\\-\\_]{4,20}$'); // Can contain a-z, A-Z, 0-9, -, _ and has to be 4-20 chars long
|
||||
if (!usernameRegex.test(username)) {
|
||||
// Username doesn't match requirements
|
||||
res.hasProblems = true;
|
||||
res.messages.push('Invalid username');
|
||||
res.codes.push(1);
|
||||
}
|
||||
|
||||
const emailRegex = RegExp('^[a-zA-Z0-9\\-\\_.]{1,30}\\@[a-zA-Z0-9\\-.]{1,20}\\.[a-z]{1,20}$'); // Normal email regex, user@betterzon.xyz
|
||||
if (!emailRegex.test(email)) {
|
||||
// Username doesn't match requirements
|
||||
res.hasProblems = true;
|
||||
res.messages.push('Invalid email');
|
||||
res.codes.push(2);
|
||||
}
|
||||
|
||||
if (usernameRes.length > 0) {
|
||||
// Username is a duplicate
|
||||
res.hasProblems = true;
|
||||
res.messages.push('Duplicate username');
|
||||
res.codes.push(1);
|
||||
}
|
||||
|
||||
if (emailRes.length > 0) {
|
||||
// Email is a duplicate
|
||||
res.hasProblems = true;
|
||||
res.messages.push('Duplicate email');
|
||||
res.codes.push(2);
|
||||
}
|
||||
|
||||
return res;
|
||||
|
||||
} catch (err) {
|
||||
throw err;
|
||||
} finally {
|
||||
if (conn) {
|
||||
conn.end();
|
||||
}
|
||||
}
|
||||
};
|
10
src/models/betterzon/vendors/vendor.interface.ts
vendored
Normal file
10
src/models/betterzon/vendors/vendor.interface.ts
vendored
Normal file
|
@ -0,0 +1,10 @@
|
|||
export interface Vendor {
|
||||
vendor_id: number;
|
||||
name: string;
|
||||
streetname: string;
|
||||
zip_code: string;
|
||||
city: string;
|
||||
country_code: string;
|
||||
phone: string;
|
||||
website: string;
|
||||
}
|
5
src/models/betterzon/vendors/vendors.interface.ts
vendored
Normal file
5
src/models/betterzon/vendors/vendors.interface.ts
vendored
Normal file
|
@ -0,0 +1,5 @@
|
|||
import {Vendor} from './vendor.interface';
|
||||
|
||||
export interface Vendors {
|
||||
[key: number]: Vendor;
|
||||
}
|
165
src/models/betterzon/vendors/vendors.router.ts
vendored
Normal file
165
src/models/betterzon/vendors/vendors.router.ts
vendored
Normal file
|
@ -0,0 +1,165 @@
|
|||
/**
|
||||
* Required External Modules and Interfaces
|
||||
*/
|
||||
|
||||
import express, {Request, Response} from 'express';
|
||||
import * as VendorService from './vendors.service';
|
||||
import {Vendor} from './vendor.interface';
|
||||
import {Vendors} from './vendors.interface';
|
||||
import * as UserService from '../users/users.service';
|
||||
|
||||
|
||||
/**
|
||||
* Router Definition
|
||||
*/
|
||||
|
||||
export const vendorsRouter = express.Router();
|
||||
|
||||
|
||||
/**
|
||||
* Controller Definitions
|
||||
*/
|
||||
|
||||
// GET vendors/
|
||||
vendorsRouter.get('/', async (req: Request, res: Response) => {
|
||||
try {
|
||||
const vendors: Vendors = await VendorService.findAll();
|
||||
|
||||
res.status(200).send(vendors);
|
||||
} catch (e) {
|
||||
console.log('Error handling a request: ' + e.message);
|
||||
res.status(500).send(JSON.stringify({'message': 'Internal Server Error. Try again later.'}));
|
||||
}
|
||||
});
|
||||
|
||||
// GET vendors/managed
|
||||
vendorsRouter.get('/managed', async (req: Request, res: Response) => {
|
||||
try {
|
||||
// Authenticate user
|
||||
const user_ip = req.connection.remoteAddress ?? '';
|
||||
const session_id = (req.query.session_id ?? '').toString();
|
||||
const session_key = (req.query.session_key ?? '').toString();
|
||||
const user = await UserService.checkSession(session_id, session_key, user_ip);
|
||||
|
||||
const vendors = await VendorService.getManagedShops(user.user_id);
|
||||
|
||||
res.status(200).send(vendors);
|
||||
} catch (e) {
|
||||
console.log('Error handling a request: ' + e.message);
|
||||
res.status(500).send(JSON.stringify({'message': 'Internal Server Error. Try again later.'}));
|
||||
}
|
||||
});
|
||||
|
||||
// GET vendors/:id
|
||||
vendorsRouter.get('/:id', async (req: Request, res: Response) => {
|
||||
const id: number = parseInt(req.params.id, 10);
|
||||
|
||||
if (!id) {
|
||||
res.status(400).send('Missing parameters.');
|
||||
return;
|
||||
}
|
||||
|
||||
try {
|
||||
const vendor: Vendor = await VendorService.find(id);
|
||||
|
||||
res.status(200).send(vendor);
|
||||
} catch (e) {
|
||||
console.log('Error handling a request: ' + e.message);
|
||||
res.status(500).send(JSON.stringify({'message': 'Internal Server Error. Try again later.'}));
|
||||
}
|
||||
});
|
||||
|
||||
// GET vendors/search/:term
|
||||
vendorsRouter.get('/search/:term', async (req: Request, res: Response) => {
|
||||
const term: string = req.params.term;
|
||||
|
||||
if (!term) {
|
||||
res.status(400).send('Missing parameters.');
|
||||
return;
|
||||
}
|
||||
|
||||
try {
|
||||
const vendors: Vendors = await VendorService.findBySearchTerm(term);
|
||||
|
||||
res.status(200).send(vendors);
|
||||
} catch (e) {
|
||||
console.log('Error handling a request: ' + e.message);
|
||||
res.status(500).send(JSON.stringify({'message': 'Internal Server Error. Try again later.'}));
|
||||
}
|
||||
});
|
||||
|
||||
// PUT vendors/manage/deactivatelisting
|
||||
vendorsRouter.put('/manage/deactivatelisting', async (req: Request, res: Response) => {
|
||||
try {
|
||||
// Authenticate user
|
||||
const user_ip = req.connection.remoteAddress ?? '';
|
||||
const session_id = req.body.session_id;
|
||||
const session_key = req.body.session_key;
|
||||
const user = await UserService.checkSession(session_id, session_key, user_ip);
|
||||
|
||||
// Get required parameters
|
||||
const vendor_id = req.body.vendor_id;
|
||||
const product_id = req.body.product_id;
|
||||
|
||||
const success = await VendorService.deactivateListing(user.user_id, vendor_id, product_id);
|
||||
|
||||
if (success) {
|
||||
res.status(200).send({});
|
||||
} else {
|
||||
res.status(500).send({});
|
||||
}
|
||||
} catch (e) {
|
||||
console.log('Error handling a request: ' + e.message);
|
||||
res.status(500).send(JSON.stringify({'message': 'Internal Server Error. Try again later.'}));
|
||||
}
|
||||
});
|
||||
|
||||
// PUT vendors/manage/shop/deactivate/:id
|
||||
vendorsRouter.put('/manage/shop/deactivate/:id', async (req: Request, res: Response) => {
|
||||
try {
|
||||
// Authenticate user
|
||||
const user_ip = req.connection.remoteAddress ?? '';
|
||||
const session_id = req.body.session_id;
|
||||
const session_key = req.body.session_key;
|
||||
const user = await UserService.checkSession(session_id, session_key, user_ip);
|
||||
|
||||
// Get required parameters
|
||||
const vendor_id = parseInt(req.params.id, 10);
|
||||
|
||||
const success = await VendorService.setShopStatus(user.user_id, vendor_id, false);
|
||||
|
||||
if (success) {
|
||||
res.status(200).send({});
|
||||
} else {
|
||||
res.status(500).send({});
|
||||
}
|
||||
} catch (e) {
|
||||
console.log('Error handling a request: ' + e.message);
|
||||
res.status(500).send(JSON.stringify({'message': 'Internal Server Error. Try again later.'}));
|
||||
}
|
||||
});
|
||||
|
||||
// PUT vendors/manage/shop/activate/:id
|
||||
vendorsRouter.put('/manage/shop/activate/:id', async (req: Request, res: Response) => {
|
||||
try {
|
||||
// Authenticate user
|
||||
const user_ip = req.connection.remoteAddress ?? '';
|
||||
const session_id = req.body.session_id;
|
||||
const session_key = req.body.session_key;
|
||||
const user = await UserService.checkSession(session_id, session_key, user_ip);
|
||||
|
||||
// Get required parameters
|
||||
const vendor_id = parseInt(req.params.id, 10);
|
||||
|
||||
const success = await VendorService.setShopStatus(user.user_id, vendor_id, true);
|
||||
|
||||
if (success) {
|
||||
res.status(200).send({});
|
||||
} else {
|
||||
res.status(500).send({});
|
||||
}
|
||||
} catch (e) {
|
||||
console.log('Error handling a request: ' + e.message);
|
||||
res.status(500).send(JSON.stringify({'message': 'Internal Server Error. Try again later.'}));
|
||||
}
|
||||
});
|
214
src/models/betterzon/vendors/vendors.service.ts
vendored
Normal file
214
src/models/betterzon/vendors/vendors.service.ts
vendored
Normal file
|
@ -0,0 +1,214 @@
|
|||
import * as dotenv from 'dotenv';
|
||||
import {Vendor} from './vendor.interface';
|
||||
import {Vendors} from './vendors.interface';
|
||||
|
||||
dotenv.config();
|
||||
|
||||
const mariadb = require('mariadb');
|
||||
const pool = mariadb.createPool({
|
||||
host: process.env.DB_HOST,
|
||||
user: process.env.DB_USER,
|
||||
password: process.env.DB_PASSWORD,
|
||||
database: process.env.BETTERZON_DATABASE,
|
||||
connectionLimit: 5
|
||||
});
|
||||
|
||||
/**
|
||||
* Data Model Interfaces
|
||||
*/
|
||||
|
||||
|
||||
/**
|
||||
* Service Methods
|
||||
*/
|
||||
|
||||
/**
|
||||
* Fetches and returns all known vendors
|
||||
*/
|
||||
export const findAll = async (): Promise<Vendors> => {
|
||||
let conn;
|
||||
let vendorRows = [];
|
||||
try {
|
||||
conn = await pool.getConnection();
|
||||
const rows = await conn.query('SELECT vendor_id, name, streetname, zip_code, city, country_code, phone, website FROM vendors WHERE isActive = true');
|
||||
for (let row in rows) {
|
||||
if (row !== 'meta') {
|
||||
let vendor: Vendor = {
|
||||
city: '',
|
||||
country_code: '',
|
||||
name: '',
|
||||
phone: '',
|
||||
streetname: '',
|
||||
vendor_id: 0,
|
||||
website: '',
|
||||
zip_code: ''
|
||||
};
|
||||
const sqlVendor = rows[row];
|
||||
|
||||
vendor.vendor_id = sqlVendor.vendor_id;
|
||||
vendor.name = sqlVendor.name;
|
||||
vendor.streetname = sqlVendor.streetname;
|
||||
vendor.zip_code = sqlVendor.zip_code;
|
||||
vendor.city = sqlVendor.city;
|
||||
vendor.country_code = sqlVendor.country_code;
|
||||
vendor.phone = sqlVendor.phone;
|
||||
vendor.website = sqlVendor.website;
|
||||
vendorRows.push(vendor);
|
||||
}
|
||||
}
|
||||
|
||||
} catch (err) {
|
||||
throw err;
|
||||
} finally {
|
||||
if (conn) {
|
||||
conn.end();
|
||||
}
|
||||
}
|
||||
|
||||
return vendorRows;
|
||||
};
|
||||
|
||||
/**
|
||||
* Fetches and returns the vendor with the specified id
|
||||
* @param id The id of the vendor to fetch
|
||||
*/
|
||||
export const find = async (id: number): Promise<Vendor> => {
|
||||
let conn;
|
||||
let vendor: any;
|
||||
try {
|
||||
conn = await pool.getConnection();
|
||||
const rows = await conn.query('SELECT vendor_id, name, streetname, zip_code, city, country_code, phone, website FROM vendors WHERE vendor_id = ? AND isActive = true', id);
|
||||
for (let row in rows) {
|
||||
if (row !== 'meta') {
|
||||
vendor = rows[row];
|
||||
}
|
||||
}
|
||||
|
||||
} catch (err) {
|
||||
throw err;
|
||||
} finally {
|
||||
if (conn) {
|
||||
conn.end();
|
||||
}
|
||||
}
|
||||
|
||||
return vendor;
|
||||
};
|
||||
|
||||
/**
|
||||
* Fetches and returns all vendors that match the search term
|
||||
* @param term the term to match
|
||||
*/
|
||||
export const findBySearchTerm = async (term: string): Promise<Vendors> => {
|
||||
let conn;
|
||||
let vendorRows = [];
|
||||
try {
|
||||
conn = await pool.getConnection();
|
||||
term = '%' + term + '%';
|
||||
const rows = await conn.query('SELECT vendor_id, name, streetname, zip_code, city, country_code, phone, website FROM vendors WHERE name LIKE ? AND isActive = true', term);
|
||||
for (let row in rows) {
|
||||
if (row !== 'meta') {
|
||||
vendorRows.push(rows[row]);
|
||||
}
|
||||
}
|
||||
|
||||
} catch (err) {
|
||||
throw err;
|
||||
} finally {
|
||||
if (conn) {
|
||||
conn.end();
|
||||
}
|
||||
}
|
||||
|
||||
return vendorRows;
|
||||
};
|
||||
|
||||
/**
|
||||
* Get all vendors that have the given user as admin
|
||||
* @param user The user to return the managed shops for
|
||||
*/
|
||||
export const getManagedShops = async (user_id: number): Promise<Vendors> => {
|
||||
let conn;
|
||||
let vendorRows = [];
|
||||
try {
|
||||
conn = await pool.getConnection();
|
||||
const rows = await conn.query('SELECT vendor_id, name, streetname, zip_code, city, country_code, phone, website FROM vendors WHERE admin_id LIKE ?', user_id);
|
||||
for (let row in rows) {
|
||||
if (row !== 'meta') {
|
||||
vendorRows.push(rows[row]);
|
||||
}
|
||||
}
|
||||
|
||||
} catch (err) {
|
||||
throw err;
|
||||
} finally {
|
||||
if (conn) {
|
||||
conn.end();
|
||||
}
|
||||
}
|
||||
|
||||
return vendorRows;
|
||||
};
|
||||
|
||||
/**
|
||||
* Deactivates a product listing for a specific vendor
|
||||
* @param user_id The user id of the issuing user
|
||||
* @param vendor_id The vendor id of the vendor to deactivate the listing for
|
||||
* @param product_id The product id of the product to deactivate the listing for
|
||||
*/
|
||||
export const deactivateListing = async (user_id: number, vendor_id: number, product_id: number): Promise<Boolean> => {
|
||||
let conn;
|
||||
try {
|
||||
conn = await pool.getConnection();
|
||||
|
||||
// Check if the user is authorized to manage the requested vendor
|
||||
const user_vendor_rows = await conn.query('SELECT vendor_id FROM vendors WHERE vendor_id = ? AND admin_id = ?', [vendor_id, user_id]);
|
||||
if (user_vendor_rows.length !== 1) {
|
||||
return false;
|
||||
}
|
||||
|
||||
const status = await conn.query('UPDATE prices SET active_listing = false WHERE vendor_id = ? and product_id = ?', [vendor_id, product_id]);
|
||||
|
||||
return status.affectedRows > 0;
|
||||
} catch (err) {
|
||||
throw err;
|
||||
} finally {
|
||||
if (conn) {
|
||||
conn.end();
|
||||
}
|
||||
}
|
||||
|
||||
return false;
|
||||
};
|
||||
|
||||
/**
|
||||
* Set the specified shop to either active or not active
|
||||
* @param user_id The user id of the issuing user
|
||||
* @param vendor_id The vendor id of the shop to update
|
||||
* @param isActive The new active state
|
||||
*/
|
||||
export const setShopStatus = async (user_id: number, vendor_id: number, isActive: boolean): Promise<Boolean> => {
|
||||
let conn;
|
||||
try {
|
||||
conn = await pool.getConnection();
|
||||
|
||||
// Check if the user is authorized to manage the requested vendor
|
||||
const user_vendor_rows = await conn.query('SELECT vendor_id FROM vendors WHERE vendor_id = ? AND admin_id = ?', [vendor_id, user_id]);
|
||||
if (user_vendor_rows.length !== 1) {
|
||||
return false;
|
||||
}
|
||||
|
||||
// Update the vendor state
|
||||
const status = await conn.query('UPDATE vendors SET isActive = ? WHERE vendor_id = ?', [isActive, vendor_id]);
|
||||
|
||||
return status.affectedRows > 0;
|
||||
} catch (err) {
|
||||
throw err;
|
||||
} finally {
|
||||
if (conn) {
|
||||
conn.end();
|
||||
}
|
||||
}
|
||||
|
||||
return false;
|
||||
};
|
Loading…
Reference in New Issue
Block a user