go-api

A simple Go API service that provides a mock database for retrieving a user’s coin balance. This service returns JSON responses, including success and error handling.

Endpoints

GET /account/coins/?username=<username>

Responses:

Success:

{
  "Code": 200,
  "Balance": <int64>
}

400 Error:

{
  "Code": 400,
  "Message": "Invalid username or token"
}

500 Error:

{
  "Code": 500,
  "Message": "An Unexpected Error Occurred."
}

Usage

• Clone the repository.

• Start the server:

go run cmd/api/main.go

• Test the API using Postman or Thunder Client.