Expense Tracker App

This is a full-stack expense tracker application built with Node.js for the backend and Angular for the frontend. It allows users to sign up, log in, add, edit, delete, and filter expenses by date and category.

Table of Contents

• Features
• Technologies Used
• Prerequisites
• Installation
• Running the Application
• API Endpoints
• Usage
• License

Features

• User authentication with JWT
• Landing page
• Add, edit, delete, and view expenses
• Filter expenses by date range and category
• Total expenses calculation for the all-time and filtered expenses like this past week, last month, last 3 months, last 6 months and custom date range.
• Forgot and reset password functionality
• Responsive design using Tailwind CSS

Technologies Used

• Backend: Node.js, Express.js, MongoDB, Mongoose, JWT, Nodemailer
• Frontend: Angular, Tailwind CSS
• Authentication: JSON Web Tokens (JWT)

Prerequisites

• Node.js (v14.x or later)
• Angular CLI (v18.x or later)
• MongoDB (local or remote instance)

Installation

Backend

1. Clone the repository:

   git clone https://github.com/manthanank/expense-tracker-app.git
   cd expense-tracker-app/backend

2. Install dependencies:

   npm install

3. Create a .env file in the backend directory with the following content:

   PORT=5000
   MONGO_URI=your_mongodb_connection_string
   JWT_SECRET=your_jwt_secret
   EMAIL_USER=your-email@gmail.com
   EMAIL_PASS=your-email-password

4. Start the backend server:

   npm start

Frontend

1. Navigate to the frontend directory:

   cd expense-tracker-app

2. Install dependencies:

   npm install

3. Start the frontend server:

   ng serve

Running the Application

• The backend server will run on http://localhost:5000.
• The frontend server will run on http://localhost:4200.

API Endpoints

Auth

• POST /api/auth/signup: Create a new user
• POST /api/auth/login: Authenticate a user and get a token
• POST /api/auth/forgot-password: Send password reset email
• POST /api/auth/reset-password/:token: Reset user password

Expenses

• GET /api/expenses: Get all expenses for the logged-in user
• GET /api/expenses/:id: Get an expense by ID
• POST /api/expenses: Add a new expense
• PUT /api/expenses/:id: Update an existing expense
• DELETE /api/expenses/:id: Delete an expense

Usage

1. Sign Up: Create a new account by navigating to the sign-up page.
2. Log In: Log in with your credentials to access the expense tracker.
3. Forgot Password: If you forget your password, use the forgot password link to reset it.
4. Reset Password: Follow the instructions in the reset password email to set a new password.
5. Add Expense: Use the form to add a new expense.
6. View Expenses: View a list of all your expenses. Use the filter options to filter by date range and category.
7. Edit Expense: Click on an expense to edit its details.
8. Delete Expense: Click the delete button to remove an expense.

License

This project is licensed under the MIT License. See the LICENSE file for details.