PRA#02_SpringBoot-EmmaAlonsoMcCoy-CreateUserAPIRest

[emsmccoy]

PRA#02-SpringBoot: Create User API Rest

CIFO La Violeta - FullStack IFCD0210-25 MF01

This document serves as a guide and log for the backend development of the PRA#02 Spring Boot project.

---

PR Submission Checklist

Common Tasks:

• Create User @entity
• Create UserController (Rest API controller)
• Implement UserRepository
• Configure application properties with local H2 database
• Develop UserService
• Test all endpoints with Postman

Optional Tasks:

• Configure Postgres database
• Implement Faker for test data
• Add unit tests for services
• Integration tests for controllers

Testing:

• All endpoints tested in Postman.
• Error handling implemented in controllers.
• Data persistence verified in H2 database.

---

Estimated Time for Tasks

Common Part

Task	Estimated Time	Actual Time	Impediments (if any)	New Concepts
Create User @entity	1 hours	45 min		@PrePersist @GeneratedValue(strategy = GenerationType.UUID) @column(unique = true, nullable = false)
Create UserController	1 hours	1.5 hour		ResponseEntity utility methods  Centralize headers handling using helper method
Implement UserRepository	0.5 hours	0.5 hours
Configure H2 database	0.5 hours	0.5 hours
Develop UserService	2 hours	1 hours
Test endpoints with Postman	1.5 hours	2 hours	data.sql only executes correctly if the table has been created previously	data.sql to introduce mock data postman data file to test and run collections
Total	6.5 hours	6.25 hours

Optional Part

Task	Estimated Time	Actual Time	Impediments (if any)	New Concepts
Configure Postgres database	2.5 hours	2.5 hours
Implement Faker for test data	1 hours	1.5 hours		Use Faker dinamically via API (not implemented)  Streams: IntStream.range(x, y).mapToObj(i -> ...).collect(Collectors.toList()
Add unit tests for services	2 hours	1.5 hours		Mockito JUnit integration
Integration tests for controllers	2 hours	1 hour so far		MockMvc and Fluent API
Total	7.5 hours	6.5 hours

---

Images

H2

Database Connection

Postman Runner Results

Postgres

Database Connection (pgAdmin 4 & terminal)

Postman Runner Results

Future Improvements

• Implement Global Exception Handling.
• Add more unit and integration tests for key functionalities.
• Implement custom queries for enhanced user search.
• Optimize service layer for better performance and maintainability.
• Enhance validation for user input fields.

---