Microservice Project (Assignment CSS 311)

A microservice architecture based (hotel room) booking application with Spring Boot Framework (backend) and Angular 13 Framework (frontend). This assignment provided by Mr. Lunodzo Mwinuka to Bachelor of Science in Information Technology and Systems (BSc.ITS) and Bachelor of Science in ICT with Management (BSc.ICT-M) students for Distributed Systems (CSS 311) course at Mzumbe University Morogoro, Tanzania.

Application Details

• Authentication between services communication used JWT

• Email notification tool MailHog

• Databases used MongoDB and H2

• Default booking room price 45000

• Cards detail for booking transactions

  Card Number	Expiry Date	CVC	Balance
  5161 4800 0276 4486	09/23	175	75000.00
  4107 7342 3815 8180	11/23	186	55000.00

Application Configurations

• Java 17 or later installed
• Node 14 or later installed
• MongoDB installed
• Create database and connect in application.properties file
• MailHog email testing tool

Start using application

• Create an account
• Login to account
• Make booking
• Make booking transaction
• Write a review

High Level Architecture

The application consists of the following five (5) microservices:

API url	Service
http://127.0.0.1:8080	Customer Service
http://127.0.0.1:8081	Booking Service
http://127.0.0.1:8082	Notification Service
http://127.0.0.1:8083	Payment Service
http://127.0.0.1:8084	Review Service

Architecture Diagram -

Logic Flow

Making a new booking -

Making booking transaction -

Write a review -

Future Enhancements

1. Provide single start-up script to bring up all the services
2. Implement API gateway and load balancer

Screenshots