Work on add expense functionality to DB

Author: 5codeman

app.js

@@ -5,17 +5,20 @@ const app = express();
 //parse the form data sent with post request
 const bodyParser = require('body-parser');
 app.use(bodyParser.urlencoded({ extended: false }));
+app.use(bodyParser.json()); // It parses only json object(when any request post json data)
 
 // connect to the mysql DB
 const sequelize = require('./util/database');
-const User = require('./models/user')
+const User = require('./models/user');
+const Expense = require('./models/expense');
 
 // set the static folder in my express (by the we can use css and js file)
 app.use(express.static('./public'));
 
 // use express router
 app.use('/', require('./router/user'));
 app.use('/user', require('./router/user'));
+app.use('/expense', require('./router/expense'));
 
 sequelize.sync().then((result) => {
     app.listen(port, function (err) {

controllers/expense_controller.js

@@ -0,0 +1,43 @@
+const Expense = require("../models/expense");
+// const User = require("../models/user");
+const sequelize = require("../util/database");
+
+module.exports.addExpense = async (req, res) => {
+    // const t = await sequelize.transaction();
+    try {
+        const date = req.body.date;
+        const category = req.body.category;
+        const description = req.body.description;
+        const amount = req.body.amount;
+
+        // await User.update({ totalExpenses: req.user.totalExpenses + Number(amount), },
+        //     { where: { id: req.user.id } },
+        //     { transaction: t }
+        // );
+
+        // await 
+
+        // console.log(amount);
+        // console.log(req.body);
+
+        Expense.create({
+            date: date,
+            category: category,
+            description: description,
+            amount: amount
+            // userId: req.user.id
+        }
+            // ,{ transaction: t }
+        ).then((data) => {
+            res.status(200).redirect("/user_dashboard"); // Pending -: Doubt why use .redirect here, bcz when we give home route ('/) its not work
+        }).catch((err) => {
+            console.log(err);
+        });
+        // await t.commit();
+    } catch {
+        async (err) => {
+            // await t.rollback();
+            console.log(err);
+        };
+    }
+};

models/expense.js

@@ -0,0 +1,29 @@
+const Sequelize = require("sequelize");
+const sequelize = require("../util/database");
+
+const Expenses = sequelize.define("expenses", {
+    id: {
+        type: Sequelize.INTEGER,
+        autoIncrement: true,
+        allowNull: false,
+        primaryKey: true
+    },
+    date: {
+        type: Sequelize.STRING,
+        allowNull: false
+    },
+    category: {
+        type: Sequelize.STRING,
+        allowNull: false
+    },
+    description: {
+        type: Sequelize.STRING,
+        allowNull: false
+    },
+    amount: {
+        type: Sequelize.INTEGER,
+        allowNull: false
+    },
+});
+
+module.exports = Expenses;

models/user.js

@@ -6,20 +6,20 @@ const User = sequelize.define("users", {
         type: Sequelize.INTEGER,
         autoIncrement: true,
         allowNull: false,
-        primaryKey: true,
+        primaryKey: true
     },
     name: {
         type: Sequelize.STRING,
-        allowNull: false,
+        allowNull: false
     },
     email: {
         type: Sequelize.STRING,
         allowNull: false,
-        unique: true,
+        unique: true
     },
     password: {
         type: Sequelize.STRING,
-        allowNull: false,
+        allowNull: false
     },
     //   isPremiumUser: Sequelize.BOOLEAN,
     //   totalExpenses: {

package-lock.json

@@ -13,6 +13,7 @@
   "author": "Chirag Raj",
   "license": "ISC",
   "dependencies": {
+    "axios": "^1.5.0",
     "body-parser": "^1.20.2",
     "express": "^4.18.2",
     "mysql2": "^3.6.1",