Customer Feedback Service 🛍️💬

A Spring Boot application for managing customer feedback for an e-commerce platform using MongoDB.

Description 📝

This service allows customers to submit and retrieve product feedback, helping businesses gather valuable insights about their products and services. The application provides a RESTful API for managing feedback data with features like pagination, filtering, and sorting.

Technologies Used 🛠️

• Java 11
• Spring Boot 3.0.2
• MongoDB 5.0
• Gradle 7.6
• Docker
• Lombok
• Spring Data MongoDB

Prerequisites ⚙️

• Java 11 or higher
• Docker
• MongoDB Compass (optional, for DB visualization)

Setup 🚀

1. Clone the repository:

git clone <repository-url>

2. Pull MongoDB Docker image:

docker pull mongo:5

3. Build the project:

./gradlew build

4. Run the application:

./gradlew bootRun

API Endpoints 🔌

Create Feedback

POST /feedback

{
  "rating": <integer>,
  "feedback": <string, optional>,
  "customer": <string, optional>,
  "product": <string>,
  "vendor": <string>
}

Get Feedback by ID

GET /feedback/<id>

Get All Feedback (Paginated)

GET /feedback?page=<number>&perPage=<number>

Response Format 📄

Single Feedback

{
  "id": "string",
  "rating": "integer",
  "feedback": "string | null",
  "customer": "string | null",
  "product": "string",
  "vendor": "string"
}

Paginated Response

{
  "total_documents": "long",
  "is_first_page": "boolean",
  "is_last_page": "boolean",
  "documents": [array of feedback objects]
}

Database Configuration 💾

The application uses MongoDB with the following default configuration:

spring.data.mongodb.host=localhost
spring.data.mongodb.port=27017
spring.data.mongodb.database=feedback_db

Testing 🧪

Run the tests using:

./gradlew test

Project Structure 📁

• src/main/java/feedbackservice/
  • Feedback.java - Entity class
  • FeedbackRepository.java - MongoDB repository
  • FeedbackController.java - REST endpoints
  • FeedbackService.java - Business logic
  • CustomPageResponse.java - Pagination response wrapper
  • FeedbackApplication.java - Main application class

Acknowledgments 🙏

• Built as part of the Hyperskill Java Backend Developer track
• Uses Spring Boot framework
• MongoDB for document storage

Contributing 🤝

Contributions are welcome! Please feel free to submit a Pull Request.