# 🔑 Auth Template API 🚀

## Overview
This is a robust authentication API built with **Go**, **Fiber**, and **MongoDB**, providing user registration, login, and session management functionalities. It leverages JWTs for secure authentication and `.env` files for configuration.

## Features
- 🔐 **Secure Authentication**: Utilizes JWTs for session management.
- 💾 **Database Integration**: MongoDB for user data storage.
- ⚡ **High Performance**: Built with Fiber for speed.
- ⚙️ **Easy Configuration**: Uses `.env` files for configuration.

## Getting Started

### Installation

1.  **Clone the Repository**:

    ```bash
    git clone https://github.com/onosejoor/auth-template.git
    cd auth-template/server
    ```

2.  **Install Dependencies**:

    ```bash
    go mod download
    ```

3.  **Set Up Environment Variables**:

    *   Create a `.env` file in the root directory.
    *   Define the following environment variables:

### Environment Variables

- `JWT_SECRET`: Secret key for JWT encryption (e.g., `supersecretkey123`).
- `ENVIRONMENT`: Set to `production` for secure cookies in production (e.g., `development`).

## API Documentation

### Base URL
`http://localhost:8080/auth`

### Endpoints

#### POST `/auth/signup`
**Request**:
```json
{
  "username": "testuser",
  "email": "test@example.com",
  "password": "password123"
}
```

**Response**:
```json
{
  "success": true,
  "message": "User created successfully"
}
```

**Errors**:
- 400: Invalid request body.
- 409: User already exists.
- 500: Internal error.

#### POST `/auth/signin`
**Request**:
```json
{
  "email": "test@example.com",
  "password": "password123"
}
```

**Response**:
```json
{
  "success": true,
  "message": "Welcome testuser"
}
```

**Errors**:
- 400: Incorrect Password / Error parsing data.
- 404: User not found.
- 500: Internal error.

#### GET `/auth/user/:id`
**Request**:
No body required.

**Response**:
```json
{
  "success": true,
  "user": {
    "_id": "66789as7dy2y3ibasd89",
    "email": "test@example.com",
    "username": "testuser",
    "created_at": "2024-05-01T12:00:00Z"
  }
}
```

**Errors**:
- 404: Invalid Id / User does not exist.
- 500: Error getting user data.

## Technologies Used

| Technology   | Link                                       |
| :----------- | :----------------------------------------- |
| Go           | [https://go.dev/](https://go.dev/)         |
| Fiber        | [https://gofiber.io/](https://gofiber.io/) |
| MongoDB      | [https://www.mongodb.com/](https://www.mongodb.com/) |
| JWT          | [https://jwt.io/](https://jwt.io/)         |

## License

This project is licensed under the [MIT License](LICENSE).

## Author Info

- Author: Onos
- Social Media:
  - [Twitter](https://twitter.com/YOUR_TWITTER_HANDLE)
  - [LinkedIn](https://linkedin.com/in/YOUR_LINKEDIN_HANDLE)

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