Partoken Trading Platform (Devnet)

Partoken is a custom SPL token listed on the Raydium Devnet Pool against SOL.
This project provides a full-stack trading platform where users can:

• Buy and sell Partoken on Solana Devnet.
• View transaction history with live status updates (pending → success/failed).
• Track the price ratio of Partoken relative to SOL.
• Check wallet balance for SOL and Partoken.
• Export their custodial wallet private key for backup.

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🚀 Tech Stack

Backend (Node.js + Express)

• Authentication:
  • User signup with hashed password (bcrypt).
  • JWT-based login with token validation middleware.
• Custodial Wallets:
  • A new Solana wallet is generated for each user on signup.
  • Private key is stored securely in the DB and accessible via export.
• Transactions:
  • /api/v1/txn/buy → Signs & submits a buy transaction.
  • /api/v1/txn/sell → Signs & submits a sell transaction.
  • /txn → Fetches and updates all user transactions, syncing pending txns with Solana Devnet.
• Database Models:
  • User: Stores user info + wallet keys.
  • Txn: Stores transaction signature, status, type (BUY/SELL), and timestamp.
• Solana Web3.js Integration:
  • Transaction signing with custodial wallet with status "pending" at 1st.
  • Status verification using connection.getTransaction() to update as "success/failed" later via polling.

Frontend (React + Vite)

• Routing:
  • / → Landing page (signup/signin).
  • /dashboard → Main dashboard after login.
• Dashboard Features:
  • Wallet: Shows user public key, balance, and private key export option.
  • Balance: Displays SOL + Partoken balance.
  • LivePrice: Real-time Partoken/SOL price ratio from Raydium Devnet pool.
  • Buy / Sale: Allows users to initiate token buy/sell transactions.
  • Trans: Shows complete transaction history with live status updates.
• UI/UX:
  • Built with React, TailwindCSS, and CORS-enabled secure API calls.

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⚙️ Environment Variables

Backend requires a .env file: