make the cart queries

.gitignore

@@ -18,7 +18,7 @@
 .env.development.local
 .env.test.local
 .env.production.local
-
+.vscode
 npm-debug.log*
 yarn-debug.log*
 yarn-error.log*

src/controllers/cart/addCart.js

@@ -0,0 +1,17 @@
+/* eslint-disable no-unused-vars */
+const { addCartQuery } = require('../../database/queries');
+
+const addCart = (req, res) => {
+  console.log(req.body);
+  const { userId, productId, quantity } = req.body;
+  const q = quantity || 1;
+  addCartQuery({ userId, productId, q })
+    .then((data) => res.json(data))
+    .catch((err) => {
+      console.log(err);
+      res
+        .status(500)
+        .json({ mag: 'couldnt add product to cart!, Please Try again' });
+    });
+};
+module.exports = addCart;

src/controllers/cart/deleteCart.js

@@ -0,0 +1,11 @@
+const { deleteCartQuery } = require('../../database/queries');
+
+/* eslint-disable no-unused-vars */
+const deleteCart = (req, res) => {
+  const userId = 1;
+  const { productId } = req.params;
+  deleteCartQuery({ userId, productId }).then((data) =>
+    res.json({ msg: 'cart deleted' })
+  );
+};
+module.exports = deleteCart;

src/controllers/cart/getCart.js

@@ -0,0 +1,12 @@
+/* eslint-disable no-unused-vars */
+const { getCartQuery } = require('../../database/queries');
+
+const getCart = (req, res) => {
+  const { userId } = req.params;
+  getCartQuery(userId)
+    .then((data) => res.send(data))
+    .catch((err) =>
+      res.status(500).json({ mag: 'couldnt get your cart,Please Try again' })
+    );
+};
+module.exports = getCart;

src/controllers/cart/index.js

@@ -0,0 +1,6 @@
+/* eslint-disable no-unused-vars */
+const getCart = require('./getCart');
+const addCart = require('./addCart');
+const deleteCart = require('./deleteCart');
+
+module.exports = { getCart, addCart, deleteCart };

src/controllers/index.js

@@ -1,3 +1,4 @@
 const { signup } = require('./auth');
+const { getCart, addCart, deleteCart, updateCart } = require('./cart');
 
-module.exports = { signup };
+module.exports = { getCart, addCart, deleteCart, updateCart, signup };

src/database/config/init.sql

@@ -2,46 +2,85 @@ BEGIN;
 
 drop table if exists users, products, categories, cart cascade;
 
-CREATE TABLE users (
-    id SERIAL PRIMARY KEY,
-    username VARCHAR(200) UNIQUE NOT NULL,
-    email VARCHAR(200) UNIQUE NOT NULL,
-    password TEXT NOT NULL,
-    avatar TEXT
-);
-CREATE TABLE categories (
-    id SERIAL PRIMARY KEY,
-    name VARCHAR(200)
-);
-CREATE TABLE products (
-    id SERIAL PRIMARY KEY,
-    name VARCHAR(200),
-    image TEXT, 
-    price decimal,
-    categoryId INT,
-    CONSTRAINT FKcategoryId FOREIGN KEY (categoryId) REFERENCES categories(id) ON DELETE CASCADE
-);
-CREATE TABLE cart (
-    userId INT NOT NULL, 
-    productId INT NOT NULL,
-    quantity INT DEFAULT 1,
-    timeAdded TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
-    CONSTRAINT FKuserId FOREIGN KEY (userId) REFERENCES users(id) ON DELETE CASCADE,
-    CONSTRAINT FKproductId FOREIGN KEY (productId) REFERENCES users(id) ON DELETE CASCADE
-);
-
-INSERT INTO users (email, username, password, avatar) VALUES 
-('[email protected]', 'Katty', '$2a$10$Q4WJ8gPjyvinnEawSsguju/DK7xUSYPQigBoRDGuY6bKT2IWjjsB2', 'https://images.pexels.com/photos/1276553/pexels-photo-1276553.jpeg?auto=compress&cs=tinysrgb&w=600'),
-('[email protected]','Example', '$2a$10$Q4WJ8gPjyvinnEawSsguju/DK7xUSYPQigBoRDGuY6bKT2IWjjsB2', 'https://images.pexels.com/photos/3755755/pexels-photo-3755755.jpeg?auto=compress&cs=tinysrgb&w=600');
-
-INSERT INTO categories (name) VALUES ('Smart watches'), ('Wall watches');
-
-INSERT INTO products (name, image, price, categoryId) VALUES 
-('Wyze watch', 'https://cdn.shopify.com/s/files/1/0580/0450/4738/products/47cblue3.png?v=1651261060&width=1500', 50, 1),
-('Apple watch', 'https://msdrnews.com/wp-content/uploads/2022/08/Apple-Watch.jpg', 200, 1),
-('Wall watch', 'https://i.pinimg.com/originals/ef/67/06/ef67067010009c6c604047735ab3dbb4.jpg', 20, 2);
-
-
-INSERT INTO cart (userId, productId, quantity) VALUES (1, 1, 1), (1, 2, 3), (2, 1, 2);
+CREATE TABLE
+    users (
+        id SERIAL PRIMARY KEY,
+        username VARCHAR(200) UNIQUE NOT NULL,
+        email VARCHAR(200) UNIQUE NOT NULL,
+        password TEXT NOT NULL,
+        avatar TEXT
+    );
+
+CREATE TABLE
+    categories (
+        id SERIAL PRIMARY KEY,
+        name VARCHAR(200)
+    );
+
+CREATE TABLE
+    products (
+        id SERIAL PRIMARY KEY,
+        name VARCHAR(200),
+        image TEXT,
+        price decimal,
+        categoryId INT,
+        CONSTRAINT FKcategoryId FOREIGN KEY (categoryId) REFERENCES categories(id) ON DELETE CASCADE
+    );
+
+CREATE TABLE
+    cart (
+        userId INT NOT NULL,
+        productId INT NOT NULL,
+        quantity INT DEFAULT 1,
+        timeAdded TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
+        CONSTRAINT FKuserId FOREIGN KEY (userId) REFERENCES users(id) ON DELETE CASCADE,
+        CONSTRAINT FKproductId FOREIGN KEY (productId) REFERENCES users(id) ON DELETE CASCADE,
+        PRIMARY KEY (userId, productId)
+    );
+
+INSERT INTO
+    users (
+        email,
+        username,
+        password,
+        avatar
+    )
+VALUES (
+        '[email protected]',
+        'Katty',
+        '$2a$10$Q4WJ8gPjyvinnEawSsguju/DK7xUSYPQigBoRDGuY6bKT2IWjjsB2',
+        'https://images.pexels.com/photos/1276553/pexels-photo-1276553.jpeg?auto=compress&cs=tinysrgb&w=600'
+    ), (
+        '[email protected]',
+        'Example',
+        '$2a$10$Q4WJ8gPjyvinnEawSsguju/DK7xUSYPQigBoRDGuY6bKT2IWjjsB2',
+        'https://images.pexels.com/photos/3755755/pexels-photo-3755755.jpeg?auto=compress&cs=tinysrgb&w=600'
+    );
+
+INSERT INTO categories (name)
+VALUES ('Smart watches'), ('Wall watches');
+
+INSERT INTO
+    products (name, image, price, categoryId)
+VALUES (
+        'Wyze watch',
+        'https://cdn.shopify.com/s/files/1/0580/0450/4738/products/47cblue3.png?v=1651261060&width=1500',
+        50,
+        1
+    ), (
+        'Apple watch',
+        'https://msdrnews.com/wp-content/uploads/2022/08/Apple-Watch.jpg',
+        200,
+        1
+    ), (
+        'Wall watch',
+        'https://i.pinimg.com/originals/ef/67/06/ef67067010009c6c604047735ab3dbb4.jpg',
+        20,
+        2
+    );
+
+INSERT INTO
+    cart (userId, productId, quantity)
+VALUES (1, 1, 1), (2, 1, 2);
 
 COMMIT;

src/database/queries/cart/addCart.js

@@ -0,0 +1,13 @@
+/* eslint-disable arrow-body-style */
+const connection = require('../../config/connection');
+
+const addCart = ({ userId, productId, q }) => {
+  return connection.query(
+    `INSERT INTO cart (userid, productid, quantity) 
+    VALUES ($1, $2, $3)
+    ON CONFLICT (userid,productid) DO UPDATE SET quantity = $3`,
+    [userId, productId, q]
+  );
+};
+
+module.exports = addCart;

src/database/queries/cart/deleteCart.js

@@ -0,0 +1,11 @@
+/* eslint-disable arrow-body-style */
+const connection = require('../../config/connection');
+
+const deleteCart = ({ userId, productId }) => {
+  return connection.query(
+    'delete from cart c where c.userid=$1 and c.productid=$2  ',
+    [userId, productId]
+  );
+};
+
+module.exports = deleteCart;

src/database/queries/cart/getCart.js

@@ -0,0 +1,11 @@
+/* eslint-disable arrow-body-style */
+const connection = require('../../config/connection');
+
+const getCart = (userId) => {
+  return connection.query(
+    'select * from cart c inner join users u on c.userId = u.id where u.id = $1 ',
+    [userId]
+  );
+};
+
+module.exports = getCart;

src/database/queries/cart/index.js

@@ -0,0 +1,5 @@
+const getCartQuery = require('./getCart');
+const addCartQuery = require('./addCart');
+const deleteCartQuery = require('./deleteCart');
+
+module.exports = { getCartQuery, addCartQuery, deleteCartQuery };

src/database/queries/index.js

@@ -1,3 +1,10 @@
 const { addUserQuery, checkExistanceQuery } = require('./users');
+const { getCartQuery, addCartQuery, deleteCartQuery } = require('./cart');
 
-module.exports = { addUserQuery, checkExistanceQuery };
+module.exports = {
+  addUserQuery,
+  checkExistanceQuery,
+  getCartQuery,
+  addCartQuery,
+  deleteCartQuery,
+};

src/router/cart.js

@@ -0,0 +1,8 @@
+const router = require('express').Router();
+const { getCart, addCart, deleteCart } = require('../controllers');
+
+router.post('/cart', addCart);
+router.get('/cart/:userId', getCart);
+router.delete('/cart/:productId', deleteCart);
+
+module.exports = router;

src/router/index.js

@@ -1,6 +1,8 @@
 const router = require('express').Router();
 const AuthRoutes = require('./auth');
+const CartRoutes = require('./cart');
 
 router.use(AuthRoutes);
+router.use(CartRoutes);
 
 module.exports = router;