harshbalwanix / airticketbookingservice

Booking Service Express API is a robust server built with Express and Sequelize for managing flight bookings, featuring a message queue system for seamless event handling. Easily deploy and customize to streamline your booking service operations.

Booking Service Express API

This repository contains an Express API server for a booking service, featuring Sequelize ORM integration. The project is structured with various components such as controllers, repositories, services, and a message queue system.

Server Setup

1. Clone the Repository:

   git clone https://github.com/your-username/booking-service-express-api.git
   cd booking-service-express-api

2. Install Dependencies:

   npm install

3. Configure Settings: Adjust server and database configurations in config/server-config.js to fit your requirements.

4. Run the Server:

npm start

Tech Stack:

1. Express.js : Fast, unopinionated, minimalist web framework for Node.js.
2. Sequelize: A promise-based Node.js ORM for PostgreSQL, MySQL, MariaDB, SQLite, and Microsoft SQL Server.
3. RabbitMQ: Message broker for handling asynchronous communication between microservices.
4. Body-parser: Middleware to parse incoming request bodies in a readable format.
5. Axios: HTTP client for making requests to external services.
6. dotenv: Module for loading environment variables from a .env file.
7. http-proxy-middleware: Express middleware for proxying requests.
8. morgan: HTTP request logger middleware.
9. Express Rate Limit: Middleware for limiting repeated requests to public APIs or routes.

Components

index.js Express server setup and initialization, including middleware, routes, and server start logic.

messagequeue.js Utility module for handling RabbitMQ message queue interactions, supporting message publishing and subscription.

serverconfig.js Configuration file for server settings, such as port, message broker URL, exchange name, and binding key.

booking-controller.js Express controller handling booking-related HTTP requests, including the creation of bookings and message queue event publishing.

booking.js Sequelize model for the BOOKING entity, defining the structure and associations of booking data.

booking-repo.js Repository handling database operations for the BOOKING entity, including creation and status updates.

booking-service.js Service module orchestrating the booking creation process, involving interactions with the Flight Service and handling errors.

Quick Start for Each Component

Navigate to each component's respective file and follow the instructions provided in the comments to set up and run.

Feel free to customize and extend this project to meet your specific booking service requirements.

Note: Ensure that you have RabbitMQ installed and configured if you intend to use the message queue functionality.