Finance Control API - README

Overview

Finance Control API is a Spring Boot project designed for personal finance management. It provides a set of APIs to manage users, transactions (expenses and incomes), categories, and companies. This README provides an overview of the project structure, key components, and instructions for running the application.

Table of Contents

1. Getting Started
   • Prerequisites
   • Installation
   • Running the Application
2. Project Structure
   • UserControllers
   • TransactionControllers
   • Configs
3. Endpoints
   • User Endpoints
   • Authentication Endpoints
   • Transaction Endpoints
   • Category Endpoints
   • Company Endpoints
4. Security
   • SecurityFilter
5. Contributing
6. License

Getting Started

Prerequisites

• Java 11 or later
• Maven
• Database (e.g., MySQL)

Installation

1. Clone the repository:

   git clone https://github.com/Enrickyb/finance_control_api.git

2. Navigate to the project directory:

   cd finance_control_api

3. Build the project:

   mvn clean install

Running the Application

1. Configure the database connection in application.properties.

2. Run the application:

   java -jar target/finance_control_api.jar

   The application will be accessible at http://localhost:8080.

Project Structure

UserControllers

• UserController: Manages user-related operations, such as retrieving users by ID and listing all users.
• AuthenticationController: Manages user authentication operations, including login and registration.

TransactionControllers

• TransactionController: Manages expense and income transactions, including creation and retrieval.
• CategoryController: Manages transaction categories, including creation and retrieval.
• CompanyController: Manages companies associated with transactions, including creation and retrieval.

Configs

• SecurityFilter: Custom security filter for handling authentication and authorization.

Endpoints

User Endpoints

• GET /user/{id}: Retrieves a user by ID.
• GET /user/all: Lists all users.

Authentication Endpoints

• POST /auth/login: Performs user login.
• POST /auth/register: Registers a new user.

Transaction Endpoints

• POST /transaction/expense/create: Creates a new expense.
• GET /transaction/expense/all: Lists all expenses.
• GET /transaction/expense/get/{id}: Retrieves an expense by ID.
• GET /transaction/expense/user/{id}: Retrieves expenses for a specific user.
• GET /transaction/all: Lists all transactions (expenses and incomes).
• POST /transaction/income/create: Creates a new income.
• GET /transaction/income/all: Lists all incomes.
• GET /transaction/income/{id}: Retrieves an income by ID.

Category Endpoints

• POST /transaction/category/create: Creates a new category.
• GET /transaction/category/all: Lists all categories.
• GET /transaction/category/get/{id}: Retrieves a category by ID.

Company Endpoints

• POST /transaction/company/create: Creates a new company.
• GET /transaction/company/all: Lists all companies.
• GET /transaction/company/get/{id}: Retrieves a company by ID.

Security

SecurityFilter

The SecurityFilter is a custom filter responsible for token validation and user authentication. It intercepts incoming requests, validates the token, and sets the authenticated user in the security context.