BETTERZON-38: Added all currently required models with required service classes and routers

Backend/src/index.ts

@@ -2,13 +2,17 @@
  * Required External Modules
  */
 
-import * as dotenv from "dotenv";
-import express from "express";
-import cors from "cors";
-import helmet from "helmet";
-import { productsRouter } from "./products/products.router";
-import { errorHandler } from "./middleware/error.middleware";
-import {notFoundHandler} from "./middleware/notFound.middleware";
+import * as dotenv from 'dotenv';
+import express from 'express';
+import cors from 'cors';
+import helmet from 'helmet';
+import {productsRouter} from './models/products/products.router';
+import {categoriesRouter} from './models/categories/categories.router';
+import {manufacturersRouter} from './models/manufacturers/manufacturers.router';
+import {pricesRouter} from './models/prices/prices.router';
+import {vendorsRouter} from './models/vendors/vendors.router';
+import {errorHandler} from './middleware/error.middleware';
+import {notFoundHandler} from './middleware/notFound.middleware';
 
 dotenv.config();
 
@@ -33,7 +37,11 @@ const app = express();
 app.use(helmet());
 app.use(cors());
 app.use(express.json());
-app.use("/products", productsRouter);
+app.use('/products', productsRouter);
+app.use('/categories', categoriesRouter);
+app.use('/manufacturers', manufacturersRouter);
+app.use('/prices', pricesRouter);
+app.use('/vendors', vendorsRouter);
 
 app.use(errorHandler);
 app.use(notFoundHandler);

Backend/src/models/categories/categories.interface.ts

@@ -0,0 +1,5 @@
+import {Category} from './category.interface';
+
+export interface Categories {
+    [key: number]: Category;
+}

Backend/src/models/categories/categories.router.ts

@@ -0,0 +1,112 @@
+/**
+ * Required External Modules and Interfaces
+ */
+
+import express, {Request, Response} from 'express';
+import * as CategoryService from './categories.service';
+import {Category} from './category.interface';
+import {Categories} from './categories.interface';
+
+
+/**
+ * Router Definition
+ */
+
+export const categoriesRouter = express.Router();
+
+
+/**
+ * Controller Definitions
+ */
+
+// GET items/
+
+categoriesRouter.get('/', async (req: Request, res: Response) => {
+    try {
+        const categories: Categories = await CategoryService.findAll();
+
+        res.status(200).send(categories);
+    } catch (e) {
+        res.status(404).send(e.message);
+    }
+});
+
+// GET items/:id
+
+categoriesRouter.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 category: Category = await CategoryService.find(id);
+
+        res.status(200).send(category);
+    } catch (e) {
+        res.status(404).send(e.message);
+    }
+});
+
+// GET items/:name
+
+categoriesRouter.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 categories: Categories = await CategoryService.findBySearchTerm(term);
+
+        res.status(200).send(categories);
+    } catch (e) {
+        res.status(404).send(e.message);
+    }
+});
+
+
+// POST items/
+
+// categoriesRouter.post('/', async (req: Request, res: Response) => {
+//     try {
+//         const category: Category = req.body.category;
+//
+//         await CategoryService.create(category);
+//
+//         res.sendStatus(201);
+//     } catch (e) {
+//         res.status(404).send(e.message);
+//     }
+// });
+//
+// // PUT items/
+//
+// categoriesRouter.put('/', async (req: Request, res: Response) => {
+//     try {
+//         const category: Category = req.body.category;
+//
+//         await CategoryService.update(category);
+//
+//         res.sendStatus(200);
+//     } catch (e) {
+//         res.status(500).send(e.message);
+//     }
+// });
+//
+// // DELETE items/:id
+//
+// categoriesRouter.delete('/:id', async (req: Request, res: Response) => {
+//     try {
+//         const id: number = parseInt(req.params.id, 10);
+//         await CategoryService.remove(id);
+//
+//         res.sendStatus(200);
+//     } catch (e) {
+//         res.status(500).send(e.message);
+//     }
+// });

Backend/src/models/categories/categories.service.ts

@@ -0,0 +1,135 @@
+import * as dotenv from 'dotenv';
+
+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.DB_DATABASE,
+    connectionLimit: 5
+});
+
+/**
+ * Data Model Interfaces
+ */
+
+import {Category} from './category.interface';
+import {Categories} from './categories.interface';
+
+
+/**
+ * Service Methods
+ */
+
+export const findAll = async (): Promise<Categories> => {
+    let conn;
+    let categRows = [];
+    try {
+        conn = await pool.getConnection();
+        const rows = await conn.query('SELECT category_id, name FROM categories');
+        for (let row in rows) {
+            if (row !== 'meta') {
+                let categ: Category = {
+                    category_id: 0,
+                    name: ''
+                };
+                const sqlCateg = rows[row];
+
+                categ.category_id = sqlCateg.category_id;
+                categ.name = sqlCateg.name;
+                categRows.push(categ);
+            }
+        }
+
+    } catch (err) {
+        throw err;
+    } finally {
+        if (conn) {
+            conn.end();
+        }
+    }
+
+    return categRows;
+};
+
+export const find = async (id: number): Promise<Category> => {
+    let conn;
+    let categ: any;
+    try {
+        conn = await pool.getConnection();
+        const rows = await conn.query('SELECT category_id, name FROM categories WHERE category_id = ?', id);
+        for (let row in rows) {
+            if (row !== 'meta') {
+                categ = rows[row];
+            }
+        }
+
+    } catch (err) {
+        throw err;
+    } finally {
+        if (conn) {
+            conn.end();
+        }
+    }
+
+    return categ;
+};
+
+export const findBySearchTerm = async (term: string): Promise<Categories> => {
+    let conn;
+    let categRows = [];
+    try {
+        conn = await pool.getConnection();
+        term = '%' + term + '%';
+        const rows = await conn.query('SELECT category_id, name FROM categories WHERE name LIKE ?', term);
+        for (let row in rows) {
+            if (row !== 'meta') {
+                categRows.push(rows[row]);
+            }
+        }
+
+    } catch (err) {
+        throw err;
+    } finally {
+        if (conn) {
+            conn.end();
+        }
+    }
+
+    return categRows;
+};
+
+// export const create = async (newItem: Product): Promise<void> => {
+//     let conn;
+//     try {
+//         conn = await pool.getConnection();
+//         await conn.query("");
+//
+//     } catch (err) {
+//         throw err;
+//     } finally {
+//         if (conn) conn.end();
+//     }
+// };
+//
+// export const update = async (updatedItem: Product): Promise<void> => {
+//     if (models.products[updatedItem.product_id]) {
+//         models.products[updatedItem.product_id] = updatedItem;
+//         return;
+//     }
+//
+//     throw new Error("No record found to update");
+// };
+//
+// export const remove = async (id: number): Promise<void> => {
+//     const record: Product = models.products[id];
+//
+//     if (record) {
+//         delete models.products[id];
+//         return;
+//     }
+//
+//     throw new Error("No record found to delete");
+// };

Backend/src/models/categories/category.interface.ts

@@ -0,0 +1,4 @@
+export interface Category {
+    category_id: number;
+    name: string;
+}

Backend/src/models/manufacturers/manufacturer.interface.ts

@@ -0,0 +1,4 @@
+export interface Manufacturer {
+    manufacturer_id: number;
+    name: string;
+}

Backend/src/models/manufacturers/manufacturers.interface.ts

@@ -0,0 +1,5 @@
+import {Manufacturer} from './manufacturer.interface';
+
+export interface Manufacturers {
+    [key: number]: Manufacturer;
+}

Backend/src/models/manufacturers/manufacturers.router.ts

@@ -0,0 +1,112 @@
+/**
+ * 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 items/
+
+manufacturersRouter.get('/', async (req: Request, res: Response) => {
+    try {
+        const manufacturers: Manufacturers = await ManufacturerService.findAll();
+
+        res.status(200).send(manufacturers);
+    } catch (e) {
+        res.status(404).send(e.message);
+    }
+});
+
+// GET items/: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) {
+        res.status(404).send(e.message);
+    }
+});
+
+// GET items/:name
+
+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) {
+        res.status(404).send(e.message);
+    }
+});
+
+
+// POST items/
+
+// manufacturersRouter.post('/', async (req: Request, res: Response) => {
+//     try {
+//         const category: Category = req.body.category;
+//
+//         await CategoryService.create(category);
+//
+//         res.sendStatus(201);
+//     } catch (e) {
+//         res.status(404).send(e.message);
+//     }
+// });
+//
+// // PUT items/
+//
+// manufacturersRouter.put('/', async (req: Request, res: Response) => {
+//     try {
+//         const category: Category = req.body.category;
+//
+//         await CategoryService.update(category);
+//
+//         res.sendStatus(200);
+//     } catch (e) {
+//         res.status(500).send(e.message);
+//     }
+// });
+//
+// // DELETE items/:id
+//
+// manufacturersRouter.delete('/:id', async (req: Request, res: Response) => {
+//     try {
+//         const id: number = parseInt(req.params.id, 10);
+//         await CategoryService.remove(id);
+//
+//         res.sendStatus(200);
+//     } catch (e) {
+//         res.status(500).send(e.message);
+//     }
+// });

Backend/src/models/manufacturers/manufacturers.service.ts

@@ -0,0 +1,135 @@
+import * as dotenv from 'dotenv';
+
+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.DB_DATABASE,
+    connectionLimit: 5
+});
+
+/**
+ * Data Model Interfaces
+ */
+
+import {Manufacturer} from './manufacturer.interface';
+import {Manufacturers} from './manufacturers.interface';
+
+
+/**
+ * Service Methods
+ */
+
+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;
+};
+
+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;
+};
+
+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;
+};
+
+// export const create = async (newItem: Product): Promise<void> => {
+//     let conn;
+//     try {
+//         conn = await pool.getConnection();
+//         await conn.query("");
+//
+//     } catch (err) {
+//         throw err;
+//     } finally {
+//         if (conn) conn.end();
+//     }
+// };
+//
+// export const update = async (updatedItem: Product): Promise<void> => {
+//     if (models.products[updatedItem.product_id]) {
+//         models.products[updatedItem.product_id] = updatedItem;
+//         return;
+//     }
+//
+//     throw new Error("No record found to update");
+// };
+//
+// export const remove = async (id: number): Promise<void> => {
+//     const record: Product = models.products[id];
+//
+//     if (record) {
+//         delete models.products[id];
+//         return;
+//     }
+//
+//     throw new Error("No record found to delete");
+// };

Backend/src/models/prices/price.interface.ts

@@ -0,0 +1,7 @@
+export interface Price {
+    price_id: number;
+    product_id: number;
+    vendor_id: number;
+    price_in_cents: number;
+    timestamp: Date;
+}

Backend/src/models/prices/prices.interface.ts

@@ -0,0 +1,5 @@
+import {Price} from './price.interface';
+
+export interface Prices {
+    [key: number]: Price;
+}

Backend/src/models/prices/prices.router.ts

@@ -0,0 +1,112 @@
+/**
+ * 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';
+
+
+/**
+ * Router Definition
+ */
+
+export const pricesRouter = express.Router();
+
+
+/**
+ * Controller Definitions
+ */
+
+// GET items/
+
+pricesRouter.get('/', async (req: Request, res: Response) => {
+    try {
+        const prices: Prices = await PriceService.findAll();
+
+        res.status(200).send(prices);
+    } catch (e) {
+        res.status(404).send(e.message);
+    }
+});
+
+// GET items/: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) {
+        res.status(404).send(e.message);
+    }
+});
+
+// GET items/:name
+
+pricesRouter.get('/products/: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 prices: Prices = await PriceService.findByProduct(id);
+
+        res.status(200).send(prices);
+    } catch (e) {
+        res.status(404).send(e.message);
+    }
+});
+
+
+// POST items/
+
+// pricesRouter.post('/', async (req: Request, res: Response) => {
+//     try {
+//         const category: Category = req.body.category;
+//
+//         await CategoryService.create(category);
+//
+//         res.sendStatus(201);
+//     } catch (e) {
+//         res.status(404).send(e.message);
+//     }
+// });
+//
+// // PUT items/
+//
+// pricesRouter.put('/', async (req: Request, res: Response) => {
+//     try {
+//         const category: Category = req.body.category;
+//
+//         await CategoryService.update(category);
+//
+//         res.sendStatus(200);
+//     } catch (e) {
+//         res.status(500).send(e.message);
+//     }
+// });
+//
+// // DELETE items/:id
+//
+// pricesRouter.delete('/:id', async (req: Request, res: Response) => {
+//     try {
+//         const id: number = parseInt(req.params.id, 10);
+//         await CategoryService.remove(id);
+//
+//         res.sendStatus(200);
+//     } catch (e) {
+//         res.status(500).send(e.message);
+//     }
+// });

Backend/src/models/prices/prices.service.ts

@@ -0,0 +1,140 @@
+import * as dotenv from 'dotenv';
+
+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.DB_DATABASE,
+    connectionLimit: 5
+});
+
+/**
+ * Data Model Interfaces
+ */
+
+import {Price} from './price.interface';
+import {Prices} from './prices.interface';
+
+
+/**
+ * Service Methods
+ */
+
+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, vendor_id, price_in_cents, timestamp FROM prices');
+        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;
+};
+
+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, vendor_id, price_in_cents, timestamp FROM prices WHERE price_id = ?', id);
+        for (let row in rows) {
+            if (row !== 'meta') {
+                price = rows[row];
+            }
+        }
+
+    } catch (err) {
+        throw err;
+    } finally {
+        if (conn) {
+            conn.end();
+        }
+    }
+
+    return price;
+};
+
+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, vendor_id, price_in_cents, timestamp FROM prices WHERE product_id = ?', product);
+        for (let row in rows) {
+            if (row !== 'meta') {
+                priceRows.push(rows[row]);
+            }
+        }
+
+    } catch (err) {
+        throw err;
+    } finally {
+        if (conn) {
+            conn.end();
+        }
+    }
+
+    return priceRows;
+};
+
+// export const create = async (newItem: Product): Promise<void> => {
+//     let conn;
+//     try {
+//         conn = await pool.getConnection();
+//         await conn.query("");
+//
+//     } catch (err) {
+//         throw err;
+//     } finally {
+//         if (conn) conn.end();
+//     }
+// };
+//
+// export const update = async (updatedItem: Product): Promise<void> => {
+//     if (models.products[updatedItem.product_id]) {
+//         models.products[updatedItem.product_id] = updatedItem;
+//         return;
+//     }
+//
+//     throw new Error("No record found to update");
+// };
+//
+// export const remove = async (id: number): Promise<void> => {
+//     const record: Product = models.products[id];
+//
+//     if (record) {
+//         delete models.products[id];
+//         return;
+//     }
+//
+//     throw new Error("No record found to delete");
+// };

Backend/src/models/products/products.interface.ts

@@ -1,4 +1,5 @@
-import { Product } from "./product.interface";
+import {Product} from './product.interface';
+
 export interface Products {
     [key: number]: Product;
 }

Backend/src/models/products/products.router.ts

@@ -72,41 +72,41 @@ productsRouter.get('/search/:term', async (req: Request, res: Response) => {
 
 // POST items/
 
-productsRouter.post('/', async (req: Request, res: Response) => {
-    try {
-        const product: Product = req.body.product;
-
-        await ProductService.create(product);
-
-        res.sendStatus(201);
-    } catch (e) {
-        res.status(404).send(e.message);
-    }
-});
-
-// PUT items/
-
-productsRouter.put('/', async (req: Request, res: Response) => {
-    try {
-        const product: Product = req.body.product;
-
-        await ProductService.update(product);
-
-        res.sendStatus(200);
-    } catch (e) {
-        res.status(500).send(e.message);
-    }
-});
-
-// DELETE items/:id
-
-productsRouter.delete('/:id', async (req: Request, res: Response) => {
-    try {
-        const id: number = parseInt(req.params.id, 10);
-        await ProductService.remove(id);
-
-        res.sendStatus(200);
-    } catch (e) {
-        res.status(500).send(e.message);
-    }
-});
+// productsRouter.post('/', async (req: Request, res: Response) => {
+//     try {
+//         const product: Product = req.body.product;
+//
+//         await ProductService.create(product);
+//
+//         res.sendStatus(201);
+//     } catch (e) {
+//         res.status(404).send(e.message);
+//     }
+// });
+//
+// // PUT items/
+//
+// productsRouter.put('/', async (req: Request, res: Response) => {
+//     try {
+//         const product: Product = req.body.product;
+//
+//         await ProductService.update(product);
+//
+//         res.sendStatus(200);
+//     } catch (e) {
+//         res.status(500).send(e.message);
+//     }
+// });
+//
+// // DELETE items/:id
+//
+// productsRouter.delete('/:id', async (req: Request, res: Response) => {
+//     try {
+//         const id: number = parseInt(req.params.id, 10);
+//         await ProductService.remove(id);
+//
+//         res.sendStatus(200);
+//     } catch (e) {
+//         res.status(500).send(e.message);
+//     }
+// });

Backend/src/models/products/products.service.ts

@@ -0,0 +1,147 @@
+import * as dotenv from 'dotenv';
+
+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.DB_DATABASE,
+    connectionLimit: 5
+});
+
+/**
+ * Data Model Interfaces
+ */
+
+import {Product} from './product.interface';
+import {Products} from './products.interface';
+
+
+/**
+ * Service Methods
+ */
+
+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 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;
+                prodRows.push(prod);
+            }
+        }
+
+    } catch (err) {
+        throw err;
+    } finally {
+        if (conn) {
+            conn.end();
+        }
+    }
+
+    return prodRows;
+};
+
+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 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;
+};
+
+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 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;
+};
+
+// export const create = async (newItem: Product): Promise<void> => {
+//     let conn;
+//     try {
+//         conn = await pool.getConnection();
+//         await conn.query("");
+//
+//     } catch (err) {
+//         throw err;
+//     } finally {
+//         if (conn) conn.end();
+//     }
+// };
+//
+// export const update = async (updatedItem: Product): Promise<void> => {
+//     if (models.products[updatedItem.product_id]) {
+//         models.products[updatedItem.product_id] = updatedItem;
+//         return;
+//     }
+//
+//     throw new Error("No record found to update");
+// };
+//
+// export const remove = async (id: number): Promise<void> => {
+//     const record: Product = models.products[id];
+//
+//     if (record) {
+//         delete models.products[id];
+//         return;
+//     }
+//
+//     throw new Error("No record found to delete");
+// };

Backend/src/models/vendors/vendor.interface.ts

@@ -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;
+}

Backend/src/models/vendors/vendors.interface.ts

@@ -0,0 +1,5 @@
+import {Vendor} from './vendor.interface';
+
+export interface Vendors {
+    [key: number]: Vendor;
+}

Backend/src/models/vendors/vendors.router.ts

@@ -0,0 +1,112 @@
+/**
+ * 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';
+
+
+/**
+ * Router Definition
+ */
+
+export const vendorsRouter = express.Router();
+
+
+/**
+ * Controller Definitions
+ */
+
+// GET items/
+
+vendorsRouter.get('/', async (req: Request, res: Response) => {
+    try {
+        const vendors: Vendors = await VendorService.findAll();
+
+        res.status(200).send(vendors);
+    } catch (e) {
+        res.status(404).send(e.message);
+    }
+});
+
+// GET items/: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) {
+        res.status(404).send(e.message);
+    }
+});
+
+// GET items/:name
+
+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) {
+        res.status(404).send(e.message);
+    }
+});
+
+
+// POST items/
+
+// vendorsRouter.post('/', async (req: Request, res: Response) => {
+//     try {
+//         const category: Category = req.body.category;
+//
+//         await CategoryService.create(category);
+//
+//         res.sendStatus(201);
+//     } catch (e) {
+//         res.status(404).send(e.message);
+//     }
+// });
+//
+// // PUT items/
+//
+// vendorsRouter.put('/', async (req: Request, res: Response) => {
+//     try {
+//         const category: Category = req.body.category;
+//
+//         await CategoryService.update(category);
+//
+//         res.sendStatus(200);
+//     } catch (e) {
+//         res.status(500).send(e.message);
+//     }
+// });
+//
+// // DELETE items/:id
+//
+// vendorsRouter.delete('/:id', async (req: Request, res: Response) => {
+//     try {
+//         const id: number = parseInt(req.params.id, 10);
+//         await CategoryService.remove(id);
+//
+//         res.sendStatus(200);
+//     } catch (e) {
+//         res.status(500).send(e.message);
+//     }
+// });

Backend/src/models/vendors/vendors.service.ts

@@ -0,0 +1,147 @@
+import * as dotenv from 'dotenv';
+
+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.DB_DATABASE,
+    connectionLimit: 5
+});
+
+/**
+ * Data Model Interfaces
+ */
+
+import {Vendor} from './vendor.interface';
+import {Vendors} from './vendors.interface';
+
+
+/**
+ * Service Methods
+ */
+
+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');
+        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;
+};
+
+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 = ?', id);
+        for (let row in rows) {
+            if (row !== 'meta') {
+                vendor = rows[row];
+            }
+        }
+
+    } catch (err) {
+        throw err;
+    } finally {
+        if (conn) {
+            conn.end();
+        }
+    }
+
+    return vendor;
+};
+
+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 ?', term);
+        for (let row in rows) {
+            if (row !== 'meta') {
+                vendorRows.push(rows[row]);
+            }
+        }
+
+    } catch (err) {
+        throw err;
+    } finally {
+        if (conn) {
+            conn.end();
+        }
+    }
+
+    return vendorRows;
+};
+
+// export const create = async (newItem: Product): Promise<void> => {
+//     let conn;
+//     try {
+//         conn = await pool.getConnection();
+//         await conn.query("");
+//
+//     } catch (err) {
+//         throw err;
+//     } finally {
+//         if (conn) conn.end();
+//     }
+// };
+//
+// export const update = async (updatedItem: Product): Promise<void> => {
+//     if (models.products[updatedItem.product_id]) {
+//         models.products[updatedItem.product_id] = updatedItem;
+//         return;
+//     }
+//
+//     throw new Error("No record found to update");
+// };
+//
+// export const remove = async (id: number): Promise<void> => {
+//     const record: Product = models.products[id];
+//
+//     if (record) {
+//         delete models.products[id];
+//         return;
+//     }
+//
+//     throw new Error("No record found to delete");
+// };

Backend/src/products/products.service.ts

@@ -1,172 +0,0 @@
-import * as dotenv from 'dotenv';
-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.DB_DATABASE,
-    connectionLimit: 5
-});
-
-/**
- * Data Model Interfaces
- */
-
-import { Product } from "./product.interface";
-import { Products } from "./products.interface";
-
-
-/**
- * In-Memory Store
- */
-
-const products: Products = {
-    1: {
-        product_id: 1,
-        asin: "",
-        is_active: true,
-        name: "Burger",
-        short_description: "",
-        long_description: "",
-        image_guid: "",
-        date_added: new Date(),
-        last_modified: new Date(),
-        manufacturer_id: 1,
-        selling_rank: "",
-        category_id: 1
-    },
-    2: {
-        product_id: 2,
-        asin: "",
-        is_active: true,
-        name: "Pizza",
-        short_description: "",
-        long_description: "",
-        image_guid: "",
-        date_added: new Date(),
-        last_modified: new Date(),
-        manufacturer_id: 2,
-        selling_rank: "",
-        category_id: 1
-    },
-    3: {
-        product_id: 3,
-        asin: "",
-        is_active: true,
-        name: "Tea",
-        short_description: "",
-        long_description: "",
-        image_guid: "",
-        date_added: new Date(),
-        last_modified: new Date(),
-        manufacturer_id: 3,
-        selling_rank: "",
-        category_id: 2
-    }
-};
-
-
-/**
- * Service Methods
- */
-
-export const findAll = async (): Promise<Products> => {
-    let conn;
-    let prodRows = [];
-    try {
-        conn = await pool.getConnection();
-        const rows = await conn.query("SELECT product_id, name FROM products");
-        for(let row in rows){
-            if(row !== 'meta'){
-                prodRows.push(rows[row]);
-            }
-        }
-
-    } catch (err) {
-        throw err;
-    } finally {
-        if (conn) conn.end();
-    }
-
-    return prodRows;
-};
-
-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 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;
-};
-
-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 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;
-};
-
-export const create = async (newItem: Product): Promise<void> => {
-    let conn;
-    try {
-        conn = await pool.getConnection();
-        // TODO adjust query
-        await conn.query("SELECT product_id, name FROM products WHERE product_id = ?");
-
-    } catch (err) {
-        throw err;
-    } finally {
-        if (conn) conn.end();
-    }
-};
-
-export const update = async (updatedItem: Product): Promise<void> => {
-    if (products[updatedItem.product_id]) {
-        products[updatedItem.product_id] = updatedItem;
-        return;
-    }
-
-    throw new Error("No record found to update");
-};
-
-export const remove = async (id: number): Promise<void> => {
-    const record: Product = products[id];
-
-    if (record) {
-        delete products[id];
-        return;
-    }
-
-    throw new Error("No record found to delete");
-};