Devotel Code Challenge

This project follows a microservice architecture with the following services:

• authentication-service: Manages user authentication and Firebase integration.
• user-service: Handles user-related operations.
• image-service: Manages image-related functionality.
• post-service: Handles blog posts creation and management.
• api-gateway: The entry point for routing API requests.

Project Structure

The project directory structure is as follows:

project/
|_ services/
   |_ api-gateway/
   |_ authentication-service/
   |_ user-service/
   |_ image-service/
   |_ post-service/
|_ client/
|_ init-scripts/

• services: Contains all microservices and their respective code.
• client: Contains the front-end files, including an HTML page for obtaining the ID token.
• init-scripts: Contains scripts to set up the project environment.

Setup Instructions

1. Firebase Setup

1. Sign up for a Firebase account and create a new project.
2. Add a user with an email and password.
3. Create a service account in Firebase and download the firebase-service-account.json file.

2. Update Client Configuration

1. Navigate to the client folder and open the client-login.html file.
2. Update the Firebase credentials in the file with your Firebase project details.

3. Set Up Authentication Service

1. Place the firebase-service-account.json file in the environments/auth/ folder.

4. Running the Project

1. From the root directory, run the following command to build and start the services using Docker Compose:

   docker compose up --build -d

   This will set up the containers, database, and networking.

   docker compose down --volume

   This will stop all contianer with the volume we've created for them.

5. Postman Setup

1. Import the Devotel.postman_collection.json file into Postman.
2. Create an environment in Postman and define a variable {{token}}.
3. In Postman, get the idToken by running the client-login.html file in your browser, then copy and paste the token into the {{token}} variable.

6. Create a User

1. Use Postman to create a user by sending a POST request to /users.

7. Creating Posts

• To create a post, the user must have the AUTHOR or ADMIN role.

Postman Collection

The Postman collection Devotel.postman_collection.json contains all the necessary API requests for interacting with the services. Make sure to set the appropriate headers and authentication token in your requests.