Solana ICO Backend

A Node.js backend application for managing Solana wallet registrations and token purchases.

Features

• User registration with Solana wallet address
• JWT-based authentication
• Token purchase tracking
• Purchase history management

Prerequisites

• Node.js (v14 or higher)
• MongoDB
• npm or yarn

Setup

1. Clone the repository
2. Install dependencies:

   npm install

3. Create a .env file in the root directory with the following variables:

   PORT=3000
   MONGODB_URI=mongodb://localhost:27017/sol-ico
   JWT_SECRET=your_jwt_secret_key_here
   JWT_EXPIRES_IN=7d
   

4. Start the server:

   npm run dev

API Endpoints

Authentication

• POST /api/auth/register

  • Register a new user with Solana wallet address
  • Body: { "walletAddress": "your_solana_wallet_address" }

• POST /api/auth/login

  • Login with Solana wallet address
  • Body: { "walletAddress": "your_solana_wallet_address" }

Purchases

• POST /api/purchases

  • Create a new purchase record
  • Headers: Authorization: Bearer <token>
  • Body:

    {
      "tokenPurchased": 100,
      "presaleActivePhase": 1,
      "usdtSent": 1000,
      "transactionHash": "transaction_hash_here"
    }

• GET /api/purchases/my-purchases

  • Get current user's purchase history
  • Headers: Authorization: Bearer <token>

• GET /api/purchases/all

  • Get all purchases (admin only)
  • Headers: Authorization: Bearer <token>

Security

• JWT-based authentication
• Protected routes
• Input validation
• Error handling

Error Handling

The API returns appropriate HTTP status codes and error messages in case of failures:

• 400: Bad Request
• 401: Unauthorized
• 404: Not Found
• 500: Internal Server Error